Merge pull request 'Fix input on mobile' (#44) from mobile-input into master

Reviewed-on: #44

.dockerignore

@@ -8,3 +8,4 @@ config.example.json
 .vscode/
 budgeteer
 budgeteer.exe
+**/node_modules/

.drone.yml

@@ -0,0 +1,61 @@
+---
+kind: pipeline
+type: docker
+name: budgeteer
+
+steps:
+- name: Taskfile.dev PR
+  image: hub.javil.eu/budgeteer:dev
+  commands:
+    - task ci
+  when:
+    event:
+    - pull_request
+
+- name: Taskfile.dev
+  image: hub.javil.eu/budgeteer:dev
+  pull: always
+  commands:
+    - task ci
+  when:
+    event:
+      exclude:
+      - pull_request
+
+- name: docker  
+  image: plugins/docker
+  settings:
+    registry: hub.javil.eu
+    username: 
+      from_secret: docker_user
+    password:
+      from_secret: docker_password
+    repo: hub.javil.eu/budgeteer
+    context: build
+    dockerfile: docker/Dockerfile
+    tags: 
+      - latest
+  when:
+    branch:
+    - master
+    event:
+    - push
+
+- name: docker tag
+  image: plugins/docker
+  settings:
+    registry: hub.javil.eu
+    username: 
+      from_secret: docker_user
+    password:
+      from_secret: docker_password
+    repo: hub.javil.eu/budgeteer
+    context: build
+    dockerfile: docker/Dockerfile
+    auto_tag: true
+  when:
+    event:
+    - tag
+
+image_pull_secrets:
+- hub.javil.eu 

.earthignore

@@ -1,10 +0,0 @@
-build/
-.git/
-docker-compose.yml
-README.md
-Earthfile
-config.example.json
-.gitignore
-.vscode/
-budgeteer
-budgeteer.exe

.gitignore

@@ -4,6 +4,7 @@
 
 # Unignore all with extensions
 !*.*
+!Dockerfile
 
 # Unignore all dirs
 !*/
@@ -86,3 +87,8 @@ GitHub.sublime-settings
 !.vscode/*.code-snippets
 
 # End of https://www.toptal.com/developers/gitignore/api/visualstudiocode,sublimetext,go
+node_modules
+.DS_Store
+dist
+dist-ssr
+*.local

.golangci.yml

@@ -0,0 +1,27 @@
+linters:
+  enable-all: true
+  disable:
+    - golint
+    - scopelint
+    - maligned
+    - interfacer
+    - wsl
+    - forbidigo
+    - nlreturn
+    - testpackage
+    - ifshort
+    - exhaustivestruct
+    - gci # not working, shows errors on freshly formatted file
+    - varnamelen
+    - lll
+linters-settings:
+  errcheck:
+    exclude-functions:
+      - io/ioutil.ReadFile
+      - io.Copy(*bytes.Buffer)
+      - (*github.com/gin-gonic/gin.Context).AbortWithError
+      - (*github.com/gin-gonic/gin.Context).AbortWithError
+      - io.Copy(os.Stdout)
+  varnamelen:
+    ignore-decls:
+      - c *gin.Context

.vscode/settings.json

@@ -0,0 +1,13 @@
+{
+        "files.exclude": {
+                "**/node_modules": true,
+                "**/vendor": true,
+                "**/*.sql.go": true,
+                ".task/": true,
+                "build/": true,
+                "web/dist/": true
+        },
+        "gopls": {
+                "formatting.gofumpt": true,
+        }
+}

.vscode/tasks.json

@@ -4,14 +4,21 @@
         "version": "2.0.0",
         "tasks": [
                 {
-                        "label": "earthly +run",
+                        "label": "task watch +run",
                         "type": "shell",
-                        "command": "earthly +run",
+                        "command": "task -w run",
                         "problemMatcher": [],
                         "group": {
                                 "kind": "build",
                                 "isDefault": true
                         }
+                },
+                {
+                        "label": "earthly +run",
+                        "type": "shell",
+                        "command": "earthly +run",
+                        "problemMatcher": [],
+                        "group": "build"
                 }
         ]
 }

Earthfile

@@ -1,21 +0,0 @@
-FROM golang:1.17
-WORKDIR /src
-
-build:
-	COPY go.mod go.sum .
-	RUN go mod download
-	COPY . .
-	RUN --mount=type=cache,target=/root/.cache/go-build go build -o build/budgeteer ./cmd/budgeteer
-	SAVE ARTIFACT build/budgeteer /budgeteer AS LOCAL build/budgeteer
-
-docker:
-	WORKDIR /app
-	COPY +build/budgeteer .
-	ENTRYPOINT ["/app/budgeteer"]
-	SAVE IMAGE budgeteer:latest
-
-run:
-	LOCALLY
-	WITH DOCKER --load=+docker
-		RUN docker-compose up -d
-	END

README.md

@@ -1,3 +1,20 @@
 # Budgeteer
 
 Budgeting Web-Application
+
+## Data structure
+
+1 User
+N Budgets
+        AccountID[]
+        CategoryID[]
+        PayeeID[]
+
+N Accounts
+        TransactionID[]
+N Categories
+        AssignmentID[]
+N Payees
+
+N Transactions
+N Assignments

Taskfile.yml

@@ -0,0 +1,113 @@
+version: '3'
+
+vars:
+  IMAGE_NAME: hub.javil.eu/budgeteer
+
+tasks:
+  default:
+    cmds:
+      - task: build-prod
+
+  sqlc:
+    desc: sqlc code generation
+    sources:
+      - ./sqlc.yaml
+      - ./postgres/schema/*
+      - ./postgres/queries/*
+    generates:
+      - ./postgres/*.sql.go
+    cmds:
+      - sqlc generate
+
+  gomod:
+    desc: Go modules
+    sources:
+      - ./go.mod
+      - ./go.sum
+    method: checksum
+    cmds:
+      - go mod download
+
+  build:
+    desc: Build budgeteer
+    sources:
+      - ./go.mod
+      - ./go.sum
+      - ./**/*.go
+      - ./web/dist/**/*
+      - ./postgres/schema/*
+    generates:
+      - build/budgeteer{{exeExt}}
+    env:
+      CGO_ENABLED: '0'
+    cmds:
+      - go build -o ./build/budgeteer{{exeExt}} ./cmd/budgeteer
+
+  build-dev:
+    desc: Build budgeteer in dev mode
+    deps: [gomod, sqlc]
+    cmds:
+      - go vet
+      - go fmt
+      - golangci-lint run
+      - task: build
+
+  build-prod:
+    desc: Build budgeteer in prod mode
+    deps: [gomod, sqlc, frontend]
+    cmds:
+      - go vet
+      - go fmt
+      - golangci-lint run
+      - task: build
+
+  ci:
+    desc: Run CI build
+    cmds:
+      - task: build-prod
+      - go test ./...
+
+  frontend:
+    desc: Build vue frontend
+    dir: web
+    sources:
+      - web/src/**/*
+    generates:
+      - web/dist/**/*
+    cmds:
+      - yarn
+      - yarn build
+      - yarn run vue-tsc --noEmit
+      - yarn run eslint "./src/**"
+
+  docker:
+    desc: Build budgeeter:latest
+    deps: [build-prod]
+    sources:
+      - ./build/budgeteer{{exeExt}}
+      - ./build/Dockerfile
+    cmds:
+      - docker build -t {{.IMAGE_NAME}}:latest ./build
+      - docker push {{.IMAGE_NAME}}:latest
+
+  dev-docker:
+    desc: Build budgeeter:dev
+    sources:
+      - ./docker/Dockerfile
+      - ./docker/build.sh
+      - ./web/package.json
+    cmds:
+      - docker build -t {{.IMAGE_NAME}}:dev . -f docker/Dockerfile.dev
+      - docker push {{.IMAGE_NAME}}:dev
+
+  run:
+    desc: Start budgeteer
+    deps: [build-dev]
+    cmds:
+      - ./build/budgeteer{{exeExt}}
+
+  rundocker:
+    desc: Start docker-compose
+    deps: [docker]
+    cmds:
+      - docker-compose up -d

bcrypt/verifier.go

@@ -1,23 +1,30 @@
 package bcrypt
 
-import "golang.org/x/crypto/bcrypt"
+import (
+	"fmt"
 
-// Verifier verifys passwords using Bcrypt
-type Verifier struct {
-	cost int
-}
+	"golang.org/x/crypto/bcrypt"
+)
 
-// Verify verifys a Password
-func (bv *Verifier) Verify(password string, hashOnDb string) error {
-	return bcrypt.CompareHashAndPassword([]byte(hashOnDb), []byte(password))
-}
+// Verifier verifys passwords using Bcrypt.
+type Verifier struct{}
 
-// Hash calculates a hash to be stored on the database
-func (bv *Verifier) Hash(password string) (string, error) {
-	hash, err := bcrypt.GenerateFromPassword([]byte(password), bv.cost)
+// Verify verifys a Password.
+func (bv *Verifier) Verify(password string, hashOnDB string) error {
+	err := bcrypt.CompareHashAndPassword([]byte(hashOnDB), []byte(password))
 	if err != nil {
-		return "", err
+		return fmt.Errorf("verify password: %w", err)
 	}
 
-	return string(hash[:]), nil
+	return nil
+}
+
+// Hash calculates a hash to be stored on the database.
+func (bv *Verifier) Hash(password string) (string, error) {
+	hash, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
+	if err != nil {
+		return "", fmt.Errorf("hash password: %w", err)
+	}
+
+	return string(hash), nil
 }

cmd/budgeteer/main.go

@@ -1,39 +1,46 @@
 package main
 
 import (
+	"fmt"
+	"io/fs"
 	"log"
+	"net/http"
 
 	"git.javil.eu/jacob1123/budgeteer/bcrypt"
 	"git.javil.eu/jacob1123/budgeteer/config"
-	"git.javil.eu/jacob1123/budgeteer/http"
 	"git.javil.eu/jacob1123/budgeteer/jwt"
 	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"git.javil.eu/jacob1123/budgeteer/server"
+	"git.javil.eu/jacob1123/budgeteer/web"
 )
 
 func main() {
 	cfg, err := config.LoadConfig()
 	if err != nil {
-		log.Fatalf("Could not load Config: %v", err)
+		log.Fatalf("Could not load config: %v", err)
 	}
 
-	bv := &bcrypt.Verifier{}
-
-	q, db, err := postgres.Connect(cfg.DatabaseHost, cfg.DatabaseUser, cfg.DatabasePassword, cfg.DatabaseName)
+	queries, err := postgres.Connect("pgx", cfg.DatabaseConnection)
 	if err != nil {
 		log.Fatalf("Failed connecting to DB: %v", err)
 	}
 
-	us, err := postgres.NewRepository(q, db)
+	static, err := fs.Sub(web.Static, "dist")
 	if err != nil {
-		log.Fatalf("Failed building Repository: %v", err)
+		panic("couldn't open static files")
 	}
 
-	tv := &jwt.TokenVerifier{}
-
-	h := &http.Handler{
-		Service:             us,
-		TokenVerifier:       tv,
-		CredentialsVerifier: bv,
+	tokenVerifier, err := jwt.NewTokenVerifier(cfg.SessionSecret)
+	if err != nil {
+		panic(fmt.Errorf("couldn't create token verifier: %w", err))
 	}
-	h.Serve()
+
+	handler := &server.Handler{
+		Service:             queries,
+		TokenVerifier:       tokenVerifier,
+		CredentialsVerifier: &bcrypt.Verifier{},
+		StaticFS:            http.FS(static),
+	}
+
+	handler.Serve()
 }

config.example.json

@@ -1,6 +0,0 @@
-{
-	"DatabaseHost": "localhost", 
-	"DatabaseUser": "user", 
-	"DatabasePassword": "thisismypassword", 
-	"DatabaseName": "budgeteer"
-}

config/config.go

@@ -4,25 +4,17 @@ import (
 	"os"
 )
 
-// Config contains all needed configurations
+// Config contains all needed configurations.
 type Config struct {
-	DatabaseUser     string
-	DatabaseHost     string
-	DatabasePassword string
-	DatabaseName     string
+	DatabaseConnection string
+	SessionSecret      string
 }
 
-// LoadConfig from path
+// LoadConfig from path.
 func LoadConfig() (*Config, error) {
 	configuration := Config{
-		DatabaseUser:     os.Getenv("BUDGETEER_DB_USER"),
-		DatabaseHost:     os.Getenv("BUDGETEER_DB_HOST"),
-		DatabasePassword: os.Getenv("BUDGETEER_DB_PASS"),
-		DatabaseName:     os.Getenv("BUDGETEER_DB_NAME"),
-	}
-
-	if configuration.DatabaseName == "" {
-		configuration.DatabaseName = "budgeteer"
+		DatabaseConnection: os.Getenv("BUDGETEER_DB"),
+		SessionSecret:      os.Getenv("BUDGETEER_SESSION_SECRET"),
 	}
 
 	return &configuration, nil

docker/Dockerfile

@@ -0,0 +1,3 @@
+FROM scratch
+COPY ./budgeteer /app/budgeteer
+ENTRYPOINT ["/app/budgeteer"]

docker/Dockerfile.dev

@@ -0,0 +1,17 @@
+FROM alpine as godeps
+RUN apk --no-cache add go
+RUN go install github.com/kyleconroy/sqlc/cmd/sqlc@latest
+RUN go install github.com/go-task/task/v3/cmd/task@latest
+RUN go install github.com/golangci/golangci-lint/cmd/golangci-lint@latest
+
+FROM alpine
+RUN apk --no-cache add go nodejs yarn bash curl git git-perl tmux
+ADD docker/dev.sh /
+RUN yarn global add @vue/cli
+ENV PATH="/root/.yarn/bin/:${PATH}"
+WORKDIR /src/web
+ADD web/package.json web/yarn.lock /src/web/
+RUN yarn
+WORKDIR /src
+COPY --from=godeps /root/go/bin/task /root/go/bin/sqlc /root/go/bin/golangci-lint /usr/local/bin/
+CMD /dev.sh

docker/dev.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+
+tmux new-session -d -s watch 'cd web; yarn dev'
+tmux split-window;
+tmux send 'task -w run' ENTER;
+tmux split-window;
+tmux a;

docker/docker-compose.dev.yml

@@ -0,0 +1,43 @@
+version: '3.7'
+
+services:
+        app:
+                image: hub.javil.eu/budgeteer:dev
+                container_name: budgeteer
+                stdin_open: true # docker run -i
+                tty: true        # docker run -t
+                ports:
+                        - 1323:1323
+                        - 3000:3000
+                user: '1000' 
+                volumes:
+                        - ~/budgeteer:/src
+                        - ~/.gitconfig:/.gitconfig
+                        - ~/.go:/go
+                        - ~/.cache:/.cache
+                environment:
+                        BUDGETEER_DB: postgres://budgeteer:budgeteer@db:5432/budgeteer
+                        BUDGETEER_SESSION_SECRET: random string for JWT authorization
+                depends_on:
+                        - db
+
+        db:
+                image: postgres:14
+                ports:
+                        - 5432:5432
+                volumes:
+                        - db:/var/lib/postgresql/data
+                environment:
+                        POSTGRES_USER: budgeteer
+                        POSTGRES_PASSWORD: budgeteer
+                        POSTGRES_DBE: budgeteer
+
+        adminer:
+                image: adminer
+                ports:
+                        - 1424:8080
+                depends_on:
+                        - db
+                
+volumes:
+        db:

docker/docker-compose.yml

@@ -2,7 +2,7 @@ version: '3.7'
 
 services:
         app:
-                image: budgeteer:latest
+                image: hub.javil.eu/budgeteer:latest
                 container_name: budgeteer
                 ports:
                         - 1323:1323

go.mod

@@ -5,13 +5,14 @@ go 1.17
 require (
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible
 	github.com/gin-gonic/gin v1.7.4
-	github.com/gofrs/uuid v4.0.0+incompatible
 	github.com/google/uuid v1.3.0
 	github.com/jackc/pgx/v4 v4.13.0
 	github.com/pressly/goose/v3 v3.3.1
 	golang.org/x/crypto v0.0.0-20211108221036-ceb1ce70b4fa
 )
 
+require github.com/DATA-DOG/go-txdb v0.1.5
+
 require (
 	github.com/gin-contrib/sse v0.1.0 // indirect
 	github.com/go-playground/locales v0.13.0 // indirect
@@ -24,7 +25,7 @@ require (
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgproto3/v2 v2.1.1 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b // indirect
-	github.com/jackc/pgtype v1.8.1 // indirect
+	github.com/jackc/pgtype v1.8.1 // direct
 	github.com/json-iterator/go v1.1.9 // indirect
 	github.com/leodido/go-urn v1.2.0 // indirect
 	github.com/mattn/go-isatty v0.0.12 // indirect

go.sum

@@ -4,6 +4,8 @@ github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX
 github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/ClickHouse/clickhouse-go v1.5.1/go.mod h1:EaI/sW7Azgz9UATzd5ZdZHRUhHgv5+JMS9NSr2smCJI=
+github.com/DATA-DOG/go-txdb v0.1.5 h1:kKzz+LYk9qw1+fMyo8/9yDQiNXrJ2HbfX/TY61HkkB4=
+github.com/DATA-DOG/go-txdb v0.1.5/go.mod h1:DhAhxMXZpUJVGnT+p9IbzJoRKvlArO2pkHjnGX7o0n0=
 github.com/Masterminds/semver/v3 v3.1.1 h1:hLg3sBzpNErnxhQtUy/mmLR2I9foDujNK030IGemrRc=
 github.com/Masterminds/semver/v3 v3.1.1/go.mod h1:VPu/7SZ7ePZ3QOrcuXROw5FAcLl4a0cBrbBpGY/8hQs=
 github.com/Microsoft/go-winio v0.5.0/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84=
@@ -72,6 +74,7 @@ github.com/go-playground/universal-translator v0.17.0/go.mod h1:UkSxE5sNxxRwHyU+
 github.com/go-playground/validator/v10 v10.4.1 h1:pH2c5ADXtd66mxoE0Zm9SUhxE20r7aM3F26W0hOn+GE=
 github.com/go-playground/validator/v10 v10.4.1/go.mod h1:nlOn6nFhuKACm19sB/8EGNn9GlaMV7XkbRSipzJ0Ii4=
 github.com/go-sql-driver/mysql v1.4.0/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
+github.com/go-sql-driver/mysql v1.6.0 h1:BCTh4TKNUYmOmMUcQ3IipzF5prigylS7XXjEkfCHuOE=
 github.com/go-sql-driver/mysql v1.6.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=

http/accounts.go

@@ -1,57 +0,0 @@
-package http
-
-import (
-	"net/http"
-
-	"git.javil.eu/jacob1123/budgeteer/postgres"
-	"github.com/gin-gonic/gin"
-	"github.com/google/uuid"
-)
-
-type AccountsData struct {
-	AlwaysNeededData
-}
-
-func (h *Handler) accounts(c *gin.Context) {
-	d := AccountsData{
-		c.MustGet("data").(AlwaysNeededData),
-	}
-
-	c.HTML(http.StatusOK, "accounts.html", d)
-}
-
-type AccountData struct {
-	AlwaysNeededData
-	Account      *postgres.Account
-	Transactions []postgres.GetTransactionsForAccountRow
-}
-
-func (h *Handler) account(c *gin.Context) {
-
-	accountID := c.Param("accountid")
-	accountUUID, err := uuid.Parse(accountID)
-	if err != nil {
-		c.Redirect(http.StatusTemporaryRedirect, "/login")
-		return
-	}
-
-	account, err := h.Service.DB.GetAccount(c.Request.Context(), accountUUID)
-	if err != nil {
-		c.AbortWithError(http.StatusNotFound, err)
-		return
-	}
-
-	transactions, err := h.Service.DB.GetTransactionsForAccount(c.Request.Context(), accountUUID)
-	if err != nil {
-		c.AbortWithError(http.StatusNotFound, err)
-		return
-	}
-
-	d := AccountData{
-		c.MustGet("data").(AlwaysNeededData),
-		&account,
-		transactions,
-	}
-
-	c.HTML(http.StatusOK, "account.html", d)
-}

http/admin.go

@@ -1,31 +0,0 @@
-package http
-
-import (
-	"net/http"
-
-	"github.com/gin-gonic/gin"
-	"github.com/pressly/goose/v3"
-)
-
-type AdminData struct {
-}
-
-func (h *Handler) admin(c *gin.Context) {
-	d := AdminData{}
-
-	c.HTML(http.StatusOK, "admin.html", d)
-}
-
-func (h *Handler) clearDatabase(c *gin.Context) {
-	d := AdminData{}
-
-	if err := goose.Down(h.Service.LegacyDB, "schema"); err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-	}
-
-	if err := goose.Up(h.Service.LegacyDB, "schema"); err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-	}
-
-	c.HTML(http.StatusOK, "admin.html", d)
-}

http/always-needed-data.go

@@ -1,45 +0,0 @@
-package http
-
-import (
-	"context"
-	"net/http"
-
-	"git.javil.eu/jacob1123/budgeteer/postgres"
-	"github.com/gin-gonic/gin"
-	"github.com/google/uuid"
-)
-
-type AlwaysNeededData struct {
-	Budget   postgres.Budget
-	Accounts []postgres.GetAccountsWithBalanceRow
-}
-
-func (h *Handler) getImportantData(c *gin.Context) {
-	budgetID := c.Param("budgetid")
-	budgetUUID, err := uuid.Parse(budgetID)
-	if err != nil {
-		c.Redirect(http.StatusTemporaryRedirect, "/login")
-		c.Abort()
-		return
-	}
-
-	budget, err := h.Service.DB.GetBudget(context.Background(), budgetUUID)
-	if err != nil {
-		c.AbortWithError(http.StatusNotFound, err)
-		return
-	}
-
-	accounts, err := h.Service.DB.GetAccountsWithBalance(c.Request.Context(), budgetUUID)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	base := AlwaysNeededData{
-		Accounts: accounts,
-		Budget:   budget,
-	}
-
-	c.Set("data", base)
-	c.Next()
-}

http/budget.go

@@ -1,37 +0,0 @@
-package http
-
-import (
-	"context"
-	"net/http"
-
-	"git.javil.eu/jacob1123/budgeteer/postgres"
-	"github.com/gin-gonic/gin"
-	"github.com/google/uuid"
-)
-
-type BudgetData struct {
-	AlwaysNeededData
-	Transactions []postgres.GetTransactionsForBudgetRow
-}
-
-func (h *Handler) budget(c *gin.Context) {
-	budgetID := c.Param("budgetid")
-	budgetUUID, err := uuid.Parse(budgetID)
-	if err != nil {
-		c.Redirect(http.StatusTemporaryRedirect, "/login")
-		return
-	}
-
-	transactions, err := h.Service.DB.GetTransactionsForBudget(context.Background(), budgetUUID)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	d := BudgetData{
-		c.MustGet("data").(AlwaysNeededData),
-		transactions,
-	}
-
-	c.HTML(http.StatusOK, "budget.html", d)
-}

http/budgeting.go

@@ -1,103 +0,0 @@
-package http
-
-import (
-	"context"
-	"fmt"
-	"net/http"
-	"strconv"
-	"time"
-
-	"git.javil.eu/jacob1123/budgeteer/postgres"
-	"github.com/gin-gonic/gin"
-	"github.com/google/uuid"
-)
-
-type BudgetingData struct {
-	AlwaysNeededData
-	Categories []postgres.GetCategoriesWithBalanceRow
-	Date       time.Time
-	Next       time.Time
-	Previous   time.Time
-}
-
-func (h *Handler) budgeting(c *gin.Context) {
-	budgetID := c.Param("budgetid")
-	budgetUUID, err := uuid.Parse(budgetID)
-	if err != nil {
-		c.Redirect(http.StatusTemporaryRedirect, "/login")
-		return
-	}
-
-	now := time.Now()
-	var year, month int
-	yearString := c.Param("year")
-	monthString := c.Param("month")
-	if yearString != "" && monthString != "" {
-		year, err = strconv.Atoi(yearString)
-		if err != nil {
-			c.Redirect(http.StatusTemporaryRedirect, "/budget/"+budgetUUID.String())
-			return
-		}
-
-		month, err = strconv.Atoi(monthString)
-		if err != nil {
-			c.Redirect(http.StatusTemporaryRedirect, "/budget/"+budgetUUID.String())
-			return
-		}
-
-	} else {
-		var monthM time.Month
-		year, monthM, _ = now.Date()
-		month = int(monthM)
-	}
-
-	firstOfMonth := time.Date(year, time.Month(month), 1, 0, 0, 0, 0, now.Location())
-	firstOfNextMonth := firstOfMonth.AddDate(0, 1, 0)
-	firstOfPreviousMonth := firstOfMonth.AddDate(0, -1, 0)
-
-	params := postgres.GetCategoriesWithBalanceParams{
-		BudgetID: budgetUUID,
-		FromDate: firstOfMonth,
-		ToDate:   firstOfNextMonth,
-	}
-	categories, err := h.Service.DB.GetCategoriesWithBalance(context.Background(), params)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	d := BudgetingData{
-		c.MustGet("data").(AlwaysNeededData),
-		categories,
-		firstOfMonth,
-		firstOfNextMonth,
-		firstOfPreviousMonth,
-	}
-
-	c.HTML(http.StatusOK, "budgeting.html", d)
-}
-
-func (h *Handler) clearBudget(c *gin.Context) {
-	budgetID := c.Param("budgetid")
-	budgetUUID, err := uuid.Parse(budgetID)
-	if err != nil {
-		c.Redirect(http.StatusTemporaryRedirect, "/login")
-		return
-	}
-
-	rows, err := h.Service.DB.DeleteAllAssignments(c.Request.Context(), budgetUUID)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	fmt.Printf("Deleted %d assignments\n", rows)
-
-	rows, err = h.Service.DB.DeleteAllTransactions(c.Request.Context(), budgetUUID)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	fmt.Printf("Deleted %d transactions\n", rows)
-}

http/http.go

@@ -1,203 +0,0 @@
-package http
-
-import (
-	"fmt"
-	"io/fs"
-	"net/http"
-	"time"
-
-	"git.javil.eu/jacob1123/budgeteer"
-	"git.javil.eu/jacob1123/budgeteer/bcrypt"
-	"git.javil.eu/jacob1123/budgeteer/postgres"
-	"git.javil.eu/jacob1123/budgeteer/web"
-
-	"github.com/gin-gonic/gin"
-	"github.com/google/uuid"
-)
-
-// Handler handles incoming requests
-type Handler struct {
-	Service             *postgres.Repository
-	TokenVerifier       budgeteer.TokenVerifier
-	CredentialsVerifier *bcrypt.Verifier
-}
-
-const (
-	expiration = 72
-	authCookie = "authentication"
-)
-
-// Serve starts the HTTP Server
-func (h *Handler) Serve() {
-	router := gin.Default()
-
-	templates, err := NewTemplates(router.FuncMap)
-	if err != nil {
-		panic(err)
-	}
-
-	router.HTMLRender = templates
-
-	static, err := fs.Sub(web.Static, "static")
-	if err != nil {
-		panic("couldn't open static files")
-	}
-	router.StaticFS("/static", http.FS(static))
-
-	router.GET("/", func(c *gin.Context) { c.HTML(http.StatusOK, "index.html", nil) })
-	router.GET("/login", h.login)
-	router.GET("/register", h.register)
-
-	withLogin := router.Group("")
-	withLogin.Use(h.verifyLoginWithRedirect)
-	withLogin.GET("/dashboard", h.dashboard)
-	withLogin.GET("/admin", h.admin)
-	withLogin.GET("/admin/clear-database", h.clearDatabase)
-
-	withBudget := router.Group("")
-	withBudget.Use(h.verifyLoginWithRedirect)
-	withBudget.Use(h.getImportantData)
-	withBudget.GET("/budget/:budgetid", h.budgeting)
-	withBudget.GET("/budget/:budgetid/clear", h.clearBudget)
-	withBudget.GET("/budget/:budgetid/:year/:month", h.budgeting)
-	withBudget.GET("/budget/:budgetid/all-accounts", h.budget)
-	withBudget.GET("/budget/:budgetid/accounts", h.accounts)
-	withBudget.GET("/budget/:budgetid/account/:accountid", h.account)
-
-	api := router.Group("/api/v1")
-
-	unauthenticated := api.Group("/user")
-	unauthenticated.GET("/login", func(c *gin.Context) { c.Redirect(http.StatusPermanentRedirect, "/login") })
-	unauthenticated.POST("/login", h.loginPost)
-	unauthenticated.POST("/register", h.registerPost)
-
-	authenticated := api.Group("")
-	authenticated.Use(h.verifyLoginWithRedirect)
-
-	user := authenticated.Group("/user")
-	user.GET("/logout", logout)
-
-	budget := authenticated.Group("/budget")
-	budget.POST("/new", h.newBudget)
-
-	transaction := authenticated.Group("/transaction")
-	transaction.POST("/new", h.newTransaction)
-	transaction.POST("/import/ynab", h.importYNAB)
-
-	router.Run(":1323")
-}
-
-func (h *Handler) importYNAB(c *gin.Context) {
-	budgetID, succ := c.GetPostForm("budget_id")
-	if !succ {
-		c.AbortWithError(http.StatusBadRequest, fmt.Errorf("no budget_id specified"))
-		return
-	}
-
-	budgetUUID, err := uuid.Parse(budgetID)
-	if !succ {
-		c.AbortWithError(http.StatusBadRequest, err)
-		return
-	}
-
-	ynab, err := NewYNABImport(h.Service.DB, budgetUUID)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	transactionsFile, err := c.FormFile("transactions")
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	transactions, err := transactionsFile.Open()
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	err = ynab.ImportTransactions(transactions)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	assignmentsFile, err := c.FormFile("assignments")
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	assignments, err := assignmentsFile.Open()
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-
-	err = ynab.ImportAssignments(assignments)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-}
-
-func (h *Handler) newTransaction(c *gin.Context) {
-	transactionMemo, succ := c.GetPostForm("memo")
-	if !succ {
-		c.AbortWithStatus(http.StatusNotAcceptable)
-		return
-	}
-
-	transactionAccount, succ := c.GetPostForm("account_id")
-	if !succ {
-		c.AbortWithStatus(http.StatusNotAcceptable)
-		return
-	}
-
-	transactionAccountID, err := uuid.Parse(transactionAccount)
-	if !succ {
-		c.AbortWithStatus(http.StatusNotAcceptable)
-		return
-	}
-
-	transactionDate, succ := c.GetPostForm("date")
-	if !succ {
-		c.AbortWithStatus(http.StatusNotAcceptable)
-		return
-	}
-
-	transactionDateValue, err := time.Parse("2006-01-02", transactionDate)
-	if err != nil {
-		c.AbortWithStatus(http.StatusNotAcceptable)
-		return
-	}
-
-	new := postgres.CreateTransactionParams{
-		Memo:      transactionMemo,
-		Date:      transactionDateValue,
-		Amount:    postgres.Numeric{},
-		AccountID: transactionAccountID,
-	}
-	_, err = h.Service.DB.CreateTransaction(c.Request.Context(), new)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-}
-
-func (h *Handler) newBudget(c *gin.Context) {
-	budgetName, succ := c.GetPostForm("name")
-	if !succ {
-		c.AbortWithStatus(http.StatusNotAcceptable)
-		return
-	}
-
-	userID := c.MustGet("token").(budgeteer.Token).GetID()
-	_, err := h.Service.NewBudget(budgetName, userID)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-		return
-	}
-}

http/session.go

@@ -1,121 +0,0 @@
-package http
-
-import (
-	"context"
-	"fmt"
-	"net/http"
-	"time"
-
-	"git.javil.eu/jacob1123/budgeteer"
-	"git.javil.eu/jacob1123/budgeteer/postgres"
-	"github.com/gin-gonic/gin"
-)
-
-func (h *Handler) verifyLogin(c *gin.Context) (budgeteer.Token, error) {
-	tokenString, err := c.Cookie(authCookie)
-	if err != nil {
-		return nil, fmt.Errorf("get cookie: %w", err)
-	}
-
-	token, err := h.TokenVerifier.VerifyToken(tokenString)
-	if err != nil {
-		c.SetCookie(authCookie, "", -1, "", "", false, false)
-		return nil, fmt.Errorf("verify token '%s': %w", tokenString, err)
-	}
-
-	return token, nil
-}
-
-func (h *Handler) verifyLoginWithRedirect(c *gin.Context) {
-	token, err := h.verifyLogin(c)
-	if err != nil {
-		c.Redirect(http.StatusTemporaryRedirect, "/login")
-		c.Abort()
-		return
-	}
-
-	c.Set("token", token)
-	c.Next()
-}
-
-func (h *Handler) login(c *gin.Context) {
-	if _, err := h.verifyLogin(c); err == nil {
-		c.Redirect(http.StatusTemporaryRedirect, "/dashboard")
-		return
-	}
-
-	c.HTML(http.StatusOK, "login.html", nil)
-}
-
-func (h *Handler) register(c *gin.Context) {
-	if _, err := h.verifyLogin(c); err == nil {
-		c.Redirect(http.StatusTemporaryRedirect, "/dashboard")
-		return
-	}
-
-	c.HTML(http.StatusOK, "register.html", nil)
-}
-
-func logout(c *gin.Context) {
-	clearLogin(c)
-}
-
-func clearLogin(c *gin.Context) {
-	c.SetCookie(authCookie, "", -1, "", "", false, true)
-}
-
-func (h *Handler) loginPost(c *gin.Context) {
-	username, _ := c.GetPostForm("username")
-	password, _ := c.GetPostForm("password")
-
-	user, err := h.Service.DB.GetUserByUsername(context.Background(), username)
-	if err != nil {
-		c.AbortWithError(http.StatusUnauthorized, err)
-		return
-	}
-
-	if err = h.CredentialsVerifier.Verify(password, user.Password); err != nil {
-		c.AbortWithError(http.StatusUnauthorized, err)
-		return
-	}
-
-	t, err := h.TokenVerifier.CreateToken(&user)
-	if err != nil {
-		c.AbortWithError(http.StatusUnauthorized, err)
-	}
-
-	_, _ = h.Service.DB.UpdateLastLogin(context.Background(), user.ID)
-	maxAge := (int)((expiration * time.Hour).Seconds())
-	c.SetCookie(authCookie, t, maxAge, "", "", false, true)
-	c.JSON(http.StatusOK, map[string]string{
-		"token": t,
-	})
-}
-
-func (h *Handler) registerPost(c *gin.Context) {
-	email, _ := c.GetPostForm("email")
-	password, _ := c.GetPostForm("password")
-	name, _ := c.GetPostForm("name")
-
-	_, err := h.Service.DB.GetUserByUsername(context.Background(), email)
-	if err == nil {
-		c.AbortWithStatus(http.StatusUnauthorized)
-		return
-	}
-
-	hash, err := h.CredentialsVerifier.Hash(password)
-	if err != nil {
-		c.AbortWithError(http.StatusUnauthorized, err)
-		return
-	}
-
-	createUser := postgres.CreateUserParams{
-		Name:     name,
-		Password: hash,
-		Email:    email,
-	}
-	_, err = h.Service.DB.CreateUser(context.Background(), createUser)
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, err)
-	}
-}

http/templates.go

@@ -1,45 +0,0 @@
-package http
-
-import (
-	"fmt"
-	"html/template"
-	"io/fs"
-
-	"git.javil.eu/jacob1123/budgeteer/web"
-	"github.com/gin-gonic/gin/render"
-)
-
-type Templates struct {
-	templates map[string]*template.Template
-}
-
-func NewTemplates(funcMap template.FuncMap) (*Templates, error) {
-	templates, err := fs.Glob(web.Templates, "*.tpl")
-	if err != nil {
-		return nil, err
-	}
-
-	result := &Templates{
-		templates: make(map[string]*template.Template, 0),
-	}
-	pages, err := fs.Glob(web.Templates, "*.html")
-	for _, page := range pages {
-		allTemplates := append(templates, page)
-		tpl, err := template.New(page).Funcs(funcMap).ParseFS(web.Templates, allTemplates...)
-		fmt.Printf("page: %s, templates: %v\n", page, templates)
-		if err != nil {
-			return nil, err
-		}
-		result.templates[page] = tpl
-	}
-
-	return result, nil
-}
-
-func (tpl *Templates) Instance(name string, obj interface{}) render.Render {
-	return render.HTML{
-		Template: tpl.templates[name],
-		Name:     name,
-		Data:     obj,
-	}
-}

http/ynab-import.go

@@ -1,299 +0,0 @@
-package http
-
-import (
-	"context"
-	"encoding/csv"
-	"fmt"
-	"io"
-	"strings"
-	"time"
-	"unicode/utf8"
-
-	"git.javil.eu/jacob1123/budgeteer/postgres"
-	"github.com/google/uuid"
-)
-
-type YNABImport struct {
-	Context        context.Context
-	accounts       []postgres.Account
-	payees         []postgres.Payee
-	categories     []postgres.GetCategoriesRow
-	categoryGroups []postgres.CategoryGroup
-	queries        *postgres.Queries
-	budgetID       uuid.UUID
-}
-
-func NewYNABImport(q *postgres.Queries, budgetID uuid.UUID) (*YNABImport, error) {
-	accounts, err := q.GetAccounts(context.Background(), budgetID)
-	if err != nil {
-		return nil, err
-	}
-
-	payees, err := q.GetPayees(context.Background(), budgetID)
-	if err != nil {
-		return nil, err
-	}
-
-	categories, err := q.GetCategories(context.Background(), budgetID)
-	if err != nil {
-		return nil, err
-	}
-
-	categoryGroups, err := q.GetCategoryGroups(context.Background(), budgetID)
-	if err != nil {
-		return nil, err
-	}
-
-	return &YNABImport{
-		Context:        context.Background(),
-		accounts:       accounts,
-		payees:         payees,
-		categories:     categories,
-		categoryGroups: categoryGroups,
-		queries:        q,
-		budgetID:       budgetID,
-	}, nil
-
-}
-
-func (ynab *YNABImport) ImportAssignments(r io.Reader) error {
-	csv := csv.NewReader(r)
-	csv.Comma = '\t'
-	csv.LazyQuotes = true
-
-	csvData, err := csv.ReadAll()
-	if err != nil {
-		return fmt.Errorf("could not read from tsv: %w", err)
-	}
-
-	count := 0
-	for _, record := range csvData[1:] {
-		//"Month"	"Category Group/Category"	"Category Group"	"Category"	"Budgeted"	"Activity"	"Available"
-		//"Apr 2019"	"Income: Next Month"	"Income"	"Next Month"	0,00€	0,00€	0,00€
-		dateString := record[0]
-		date, err := time.Parse("Jan 2006", dateString)
-		if err != nil {
-			return fmt.Errorf("could not parse date %s: %w", dateString, err)
-		}
-
-		categoryGroup, categoryName := record[2], record[3] //also in 1 joined by :
-		category, err := ynab.GetCategory(categoryGroup, categoryName)
-		if err != nil {
-			return fmt.Errorf("could not get category %s/%s: %w", categoryGroup, categoryName, err)
-		}
-
-		amountString := record[4]
-		amount, err := GetAmount(amountString, "0,00€")
-		if err != nil {
-			return fmt.Errorf("could not parse amount %s: %w", amountString, err)
-		}
-
-		if amount.Int.Int64() == 0 {
-			continue
-		}
-
-		assignment := postgres.CreateAssignmentParams{
-			Date:       date,
-			CategoryID: category.UUID,
-			Amount:     amount,
-		}
-		_, err = ynab.queries.CreateAssignment(ynab.Context, assignment)
-		if err != nil {
-			return fmt.Errorf("could not save assignment %v: %w", assignment, err)
-		}
-
-		count++
-	}
-
-	fmt.Printf("Imported %d assignments\n", count)
-
-	return nil
-}
-
-func (ynab *YNABImport) ImportTransactions(r io.Reader) error {
-	csv := csv.NewReader(r)
-	csv.Comma = '\t'
-	csv.LazyQuotes = true
-
-	csvData, err := csv.ReadAll()
-	if err != nil {
-		return fmt.Errorf("could not read from tsv: %w", err)
-	}
-
-	count := 0
-	for _, record := range csvData[1:] {
-		accountName := record[0]
-		account, err := ynab.GetAccount(accountName)
-		if err != nil {
-			return fmt.Errorf("could not get account %s: %w", accountName, err)
-		}
-
-		//flag := record[1]
-
-		dateString := record[2]
-		date, err := time.Parse("02.01.2006", dateString)
-		if err != nil {
-			return fmt.Errorf("could not parse date %s: %w", dateString, err)
-		}
-
-		payeeName := record[3]
-		payeeID, err := ynab.GetPayee(payeeName)
-		if err != nil {
-			return fmt.Errorf("could not get payee %s: %w", payeeName, err)
-		}
-
-		categoryGroup, categoryName := record[5], record[6] //also in 4 joined by :
-		category, err := ynab.GetCategory(categoryGroup, categoryName)
-		if err != nil {
-			return fmt.Errorf("could not get category %s/%s: %w", categoryGroup, categoryName, err)
-		}
-
-		memo := record[7]
-
-		outflow := record[8]
-		inflow := record[9]
-		amount, err := GetAmount(inflow, outflow)
-		if err != nil {
-			return fmt.Errorf("could not parse amount from (%s/%s): %w", inflow, outflow, err)
-		}
-
-		//cleared := record[10]
-
-		transaction := postgres.CreateTransactionParams{
-			Date:       date,
-			Memo:       memo,
-			AccountID:  account.ID,
-			PayeeID:    payeeID,
-			CategoryID: category,
-			Amount:     amount,
-		}
-		_, err = ynab.queries.CreateTransaction(ynab.Context, transaction)
-		if err != nil {
-			return fmt.Errorf("could not save transaction %v: %w", transaction, err)
-		}
-
-		count++
-	}
-
-	fmt.Printf("Imported %d transactions\n", count)
-
-	return nil
-}
-
-func trimLastChar(s string) string {
-	r, size := utf8.DecodeLastRuneInString(s)
-	if r == utf8.RuneError && (size == 0 || size == 1) {
-		size = 0
-	}
-	return s[:len(s)-size]
-}
-
-func GetAmount(inflow string, outflow string) (postgres.Numeric, error) {
-	// Remove trailing currency
-	inflow = strings.Replace(trimLastChar(inflow), ",", ".", 1)
-	outflow = strings.Replace(trimLastChar(outflow), ",", ".", 1)
-
-	num := postgres.Numeric{}
-	err := num.Set(inflow)
-	if err != nil {
-		return num, fmt.Errorf("Could not parse inflow %s: %w", inflow, err)
-	}
-
-	// if inflow is zero, use outflow
-	if num.Int.Int64() != 0 {
-		return num, nil
-	}
-
-	err = num.Set("-" + outflow)
-	if err != nil {
-		return num, fmt.Errorf("Could not parse outflow %s: %w", inflow, err)
-	}
-	return num, nil
-}
-
-func (ynab *YNABImport) GetAccount(name string) (*postgres.Account, error) {
-	for _, acc := range ynab.accounts {
-		if acc.Name == name {
-			return &acc, nil
-		}
-	}
-
-	account, err := ynab.queries.CreateAccount(ynab.Context, postgres.CreateAccountParams{Name: name, BudgetID: ynab.budgetID})
-	if err != nil {
-		return nil, err
-	}
-
-	ynab.accounts = append(ynab.accounts, account)
-	return &account, nil
-}
-
-func (ynab *YNABImport) GetPayee(name string) (uuid.NullUUID, error) {
-	if name == "" {
-		return uuid.NullUUID{}, nil
-	}
-
-	for _, pay := range ynab.payees {
-		if pay.Name == name {
-			return uuid.NullUUID{UUID: pay.ID, Valid: true}, nil
-		}
-	}
-
-	payee, err := ynab.queries.CreatePayee(ynab.Context, postgres.CreatePayeeParams{Name: name, BudgetID: ynab.budgetID})
-	if err != nil {
-		return uuid.NullUUID{}, err
-	}
-
-	ynab.payees = append(ynab.payees, payee)
-	return uuid.NullUUID{UUID: payee.ID, Valid: true}, nil
-}
-
-func (ynab *YNABImport) GetCategory(group string, name string) (uuid.NullUUID, error) {
-	if group == "" || name == "" {
-		return uuid.NullUUID{}, nil
-	}
-
-	for _, category := range ynab.categories {
-		if category.Name == name && category.Group == group {
-			return uuid.NullUUID{UUID: category.ID, Valid: true}, nil
-		}
-	}
-
-	for _, categoryGroup := range ynab.categoryGroups {
-		if categoryGroup.Name == group {
-			createCategory := postgres.CreateCategoryParams{Name: name, CategoryGroupID: categoryGroup.ID}
-			category, err := ynab.queries.CreateCategory(ynab.Context, createCategory)
-			if err != nil {
-				return uuid.NullUUID{}, err
-			}
-
-			getCategory := postgres.GetCategoriesRow{
-				ID:              category.ID,
-				CategoryGroupID: category.CategoryGroupID,
-				Name:            category.Name,
-				Group:           categoryGroup.Name,
-			}
-			ynab.categories = append(ynab.categories, getCategory)
-			return uuid.NullUUID{UUID: category.ID, Valid: true}, nil
-		}
-	}
-
-	categoryGroup, err := ynab.queries.CreateCategoryGroup(ynab.Context, postgres.CreateCategoryGroupParams{Name: group, BudgetID: ynab.budgetID})
-	if err != nil {
-		return uuid.NullUUID{}, err
-	}
-	ynab.categoryGroups = append(ynab.categoryGroups, categoryGroup)
-
-	category, err := ynab.queries.CreateCategory(ynab.Context, postgres.CreateCategoryParams{Name: name, CategoryGroupID: categoryGroup.ID})
-	if err != nil {
-		return uuid.NullUUID{}, err
-	}
-
-	getCategory := postgres.GetCategoriesRow{
-		ID:              category.ID,
-		CategoryGroupID: category.CategoryGroupID,
-		Name:            category.Name,
-		Group:           categoryGroup.Name,
-	}
-	ynab.categories = append(ynab.categories, getCategory)
-	return uuid.NullUUID{UUID: category.ID, Valid: true}, nil
-}

jwt/login.go

@@ -1,105 +0,0 @@
-package jwt
-
-import (
-	"fmt"
-	"time"
-
-	"git.javil.eu/jacob1123/budgeteer"
-	"git.javil.eu/jacob1123/budgeteer/postgres"
-	"github.com/dgrijalva/jwt-go"
-	"github.com/google/uuid"
-)
-
-// TokenVerifier verifies Tokens
-type TokenVerifier struct {
-}
-
-// Token contains everything to authenticate a user
-type Token struct {
-	username string
-	name     string
-	expiry   float64
-	id       uuid.UUID
-}
-
-const (
-	expiration = 72
-	secret     = "uditapbzuditagscwxuqdflgzpbu´ßiaefnlmzeßtrubiadern"
-)
-
-// CreateToken creates a new token from username and name
-func (tv *TokenVerifier) CreateToken(user *postgres.User) (string, error) {
-	token := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.MapClaims{
-		"usr":  user.Email,
-		"name": user.Name,
-		"exp":  time.Now().Add(time.Hour * expiration).Unix(),
-		"id":   user.ID,
-	})
-
-	// Generate encoded token and send it as response.
-	t, err := token.SignedString([]byte(secret))
-	if err != nil {
-		return "", err
-	}
-
-	return t, nil
-}
-
-// VerifyToken verifys a given string-token
-func (tv *TokenVerifier) VerifyToken(tokenString string) (budgeteer.Token, error) {
-	token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
-		if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
-			return nil, fmt.Errorf("Unexpected signing method: %v", token.Header["alg"])
-		}
-		return []byte(secret), nil
-	})
-	if err != nil {
-		return nil, fmt.Errorf("parse jwt: %w", err)
-	}
-
-	claims, err := verifyToken(token)
-	if err != nil {
-		return nil, fmt.Errorf("verify jwt: %w", err)
-	}
-
-	tkn := &Token{
-		username: claims["usr"].(string),
-		name:     claims["name"].(string),
-		expiry:   claims["exp"].(float64),
-		id:       uuid.MustParse(claims["id"].(string)),
-	}
-	return tkn, nil
-}
-
-func verifyToken(token *jwt.Token) (jwt.MapClaims, error) {
-	if !token.Valid {
-		return nil, fmt.Errorf("Token is not valid")
-	}
-
-	claims, ok := token.Claims.(jwt.MapClaims)
-	if !ok {
-		return nil, fmt.Errorf("Claims are not of Type MapClaims")
-	}
-
-	if !claims.VerifyExpiresAt(time.Now().Unix(), true) {
-		return nil, fmt.Errorf("Claims have expired")
-	}
-
-	return claims, nil
-}
-
-func (t *Token) GetName() string {
-	return t.name
-}
-
-func (t *Token) GetUsername() string {
-	return t.username
-}
-
-func (t *Token) GetExpiry() float64 {
-	return t.expiry
-}
-
-func (t *Token) GetID() uuid.UUID {
-	return t.id
-}

jwt/token-verifier.go

@@ -0,0 +1,89 @@
+package jwt
+
+import (
+	"fmt"
+	"time"
+
+	"git.javil.eu/jacob1123/budgeteer"
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"github.com/dgrijalva/jwt-go"
+	"github.com/google/uuid"
+)
+
+// TokenVerifier verifies Tokens.
+type TokenVerifier struct {
+	Expiration time.Duration
+	secret     string
+}
+
+const DefaultExpiration = time.Hour * time.Duration(72)
+
+func NewTokenVerifier(secret string) (*TokenVerifier, error) {
+	if secret == "" {
+		return nil, ErrEmptySecret
+	}
+
+	return &TokenVerifier{
+		Expiration: DefaultExpiration,
+		secret:     secret,
+	}, nil
+}
+
+var (
+	ErrUnexpectedSigningMethod = fmt.Errorf("unexpected signing method")
+	ErrInvalidToken            = fmt.Errorf("token is invalid")
+	ErrTokenExpired            = fmt.Errorf("token has expired")
+	ErrEmptySecret             = fmt.Errorf("secret is required")
+)
+
+// CreateToken creates a new token from username and name.
+func (tv *TokenVerifier) CreateToken(user *postgres.User) (string, error) {
+	if tv.secret == "" {
+		return "", ErrEmptySecret
+	}
+
+	token := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.MapClaims{
+		"usr":  user.Email,
+		"name": user.Name,
+		"exp":  time.Now().Add(tv.Expiration).Unix(),
+		"id":   user.ID,
+	})
+
+	// Generate encoded token and send it as response.
+	t, err := token.SignedString([]byte(tv.secret))
+	if err != nil {
+		return "", fmt.Errorf("create token: %w", err)
+	}
+
+	return t, nil
+}
+
+// VerifyToken verifies a given string-token.
+func (tv *TokenVerifier) VerifyToken(tokenString string) (budgeteer.Token, error) { //nolint:ireturn
+	if tv.secret == "" {
+		return nil, ErrEmptySecret
+	}
+
+	token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
+		if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
+			return nil, fmt.Errorf("method '%v': %w", token.Header["alg"], ErrUnexpectedSigningMethod)
+		}
+		return []byte(tv.secret), nil
+	})
+	if err != nil {
+		return nil, fmt.Errorf("parse jwt: %w", err)
+	}
+
+	claims, err := verifyToken(token)
+	if err != nil {
+		return nil, fmt.Errorf("verify jwt: %w", err)
+	}
+
+	tkn := &Token{ //nolint:forcetypeassert
+		username: claims["usr"].(string),
+		name:     claims["name"].(string),
+		expiry:   claims["exp"].(float64),
+		id:       uuid.MustParse(claims["id"].(string)),
+	}
+	return tkn, nil
+}

jwt/token.go

@@ -0,0 +1,49 @@
+package jwt
+
+import (
+	"time"
+
+	"github.com/dgrijalva/jwt-go"
+	"github.com/google/uuid"
+)
+
+// Token contains everything to authenticate a user.
+type Token struct {
+	username string
+	name     string
+	expiry   float64
+	id       uuid.UUID
+}
+
+func verifyToken(token *jwt.Token) (jwt.MapClaims, error) {
+	if !token.Valid {
+		return nil, ErrInvalidToken
+	}
+
+	claims, ok := token.Claims.(jwt.MapClaims)
+	if !ok {
+		return nil, ErrInvalidToken
+	}
+
+	if !claims.VerifyExpiresAt(time.Now().Unix(), true) {
+		return nil, ErrTokenExpired
+	}
+
+	return claims, nil
+}
+
+func (t *Token) GetName() string {
+	return t.name
+}
+
+func (t *Token) GetUsername() string {
+	return t.username
+}
+
+func (t *Token) GetExpiry() float64 {
+	return t.expiry
+}
+
+func (t *Token) GetID() uuid.UUID {
+	return t.id
+}

postgres/accounts.sql.go

@@ -5,7 +5,9 @@ package postgres
 
 import (
 	"context"
+	"database/sql"
 
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
 	"github.com/google/uuid"
 )
 
@@ -13,7 +15,7 @@ const createAccount = `-- name: CreateAccount :one
 INSERT INTO accounts
 (name, budget_id)
 VALUES ($1, $2)
-RETURNING id, budget_id, name
+RETURNING id, budget_id, name, on_budget, is_open, last_reconciled
 `
 
 type CreateAccountParams struct {
@@ -24,25 +26,40 @@ type CreateAccountParams struct {
 func (q *Queries) CreateAccount(ctx context.Context, arg CreateAccountParams) (Account, error) {
 	row := q.db.QueryRowContext(ctx, createAccount, arg.Name, arg.BudgetID)
 	var i Account
-	err := row.Scan(&i.ID, &i.BudgetID, &i.Name)
+	err := row.Scan(
+		&i.ID,
+		&i.BudgetID,
+		&i.Name,
+		&i.OnBudget,
+		&i.IsOpen,
+		&i.LastReconciled,
+	)
 	return i, err
 }
 
 const getAccount = `-- name: GetAccount :one
-SELECT accounts.id, accounts.budget_id, accounts.name FROM accounts
+SELECT accounts.id, accounts.budget_id, accounts.name, accounts.on_budget, accounts.is_open, accounts.last_reconciled FROM accounts
 WHERE accounts.id = $1
 `
 
 func (q *Queries) GetAccount(ctx context.Context, id uuid.UUID) (Account, error) {
 	row := q.db.QueryRowContext(ctx, getAccount, id)
 	var i Account
-	err := row.Scan(&i.ID, &i.BudgetID, &i.Name)
+	err := row.Scan(
+		&i.ID,
+		&i.BudgetID,
+		&i.Name,
+		&i.OnBudget,
+		&i.IsOpen,
+		&i.LastReconciled,
+	)
 	return i, err
 }
 
 const getAccounts = `-- name: GetAccounts :many
-SELECT accounts.id, accounts.budget_id, accounts.name FROM accounts
+SELECT accounts.id, accounts.budget_id, accounts.name, accounts.on_budget, accounts.is_open, accounts.last_reconciled FROM accounts
 WHERE accounts.budget_id = $1
+AND accounts.is_open = TRUE
 ORDER BY accounts.name
 `
 
@@ -55,7 +72,14 @@ func (q *Queries) GetAccounts(ctx context.Context, budgetID uuid.UUID) ([]Accoun
 	var items []Account
 	for rows.Next() {
 		var i Account
-		if err := rows.Scan(&i.ID, &i.BudgetID, &i.Name); err != nil {
+		if err := rows.Scan(
+			&i.ID,
+			&i.BudgetID,
+			&i.Name,
+			&i.OnBudget,
+			&i.IsOpen,
+			&i.LastReconciled,
+		); err != nil {
 			return nil, err
 		}
 		items = append(items, i)
@@ -70,19 +94,25 @@ func (q *Queries) GetAccounts(ctx context.Context, budgetID uuid.UUID) ([]Accoun
 }
 
 const getAccountsWithBalance = `-- name: GetAccountsWithBalance :many
-SELECT accounts.id, accounts.name, SUM(transactions.amount)::decimal(12,2) as balance
+SELECT accounts.id, accounts.name, accounts.on_budget, accounts.is_open, accounts.last_reconciled,
+        (SELECT SUM(transactions.amount) FROM transactions WHERE transactions.account_id = accounts.id AND transactions.date < NOW())::decimal(12,2) as working_balance,
+        (SELECT SUM(transactions.amount) FROM transactions WHERE transactions.account_id = accounts.id AND transactions.date < NOW() AND transactions.status IN ('Cleared', 'Reconciled'))::decimal(12,2) as cleared_balance,
+        (SELECT SUM(transactions.amount) FROM transactions WHERE transactions.account_id = accounts.id AND transactions.date < NOW() AND transactions.status = 'Reconciled')::decimal(12,2) as reconciled_balance
 FROM accounts
-LEFT JOIN transactions ON transactions.account_id = accounts.id
 WHERE accounts.budget_id = $1
-AND transactions.date < NOW()
-GROUP BY accounts.id, accounts.name
+AND accounts.is_open = TRUE
 ORDER BY accounts.name
 `
 
 type GetAccountsWithBalanceRow struct {
-	ID      uuid.UUID
-	Name    string
-	Balance Numeric
+	ID                uuid.UUID
+	Name              string
+	OnBudget          bool
+	IsOpen            bool
+	LastReconciled    sql.NullTime
+	WorkingBalance    numeric.Numeric
+	ClearedBalance    numeric.Numeric
+	ReconciledBalance numeric.Numeric
 }
 
 func (q *Queries) GetAccountsWithBalance(ctx context.Context, budgetID uuid.UUID) ([]GetAccountsWithBalanceRow, error) {
@@ -94,7 +124,16 @@ func (q *Queries) GetAccountsWithBalance(ctx context.Context, budgetID uuid.UUID
 	var items []GetAccountsWithBalanceRow
 	for rows.Next() {
 		var i GetAccountsWithBalanceRow
-		if err := rows.Scan(&i.ID, &i.Name, &i.Balance); err != nil {
+		if err := rows.Scan(
+			&i.ID,
+			&i.Name,
+			&i.OnBudget,
+			&i.IsOpen,
+			&i.LastReconciled,
+			&i.WorkingBalance,
+			&i.ClearedBalance,
+			&i.ReconciledBalance,
+		); err != nil {
 			return nil, err
 		}
 		items = append(items, i)
@@ -107,3 +146,97 @@ func (q *Queries) GetAccountsWithBalance(ctx context.Context, budgetID uuid.UUID
 	}
 	return items, nil
 }
+
+const searchAccounts = `-- name: SearchAccounts :many
+SELECT accounts.id, accounts.budget_id, accounts.name, 'account' as type FROM accounts
+WHERE accounts.budget_id = $1
+AND accounts.is_open = TRUE
+AND accounts.name ILIKE $2
+ORDER BY accounts.name
+`
+
+type SearchAccountsParams struct {
+	BudgetID uuid.UUID
+	Search   string
+}
+
+type SearchAccountsRow struct {
+	ID       uuid.UUID
+	BudgetID uuid.UUID
+	Name     string
+	Type     interface{}
+}
+
+func (q *Queries) SearchAccounts(ctx context.Context, arg SearchAccountsParams) ([]SearchAccountsRow, error) {
+	rows, err := q.db.QueryContext(ctx, searchAccounts, arg.BudgetID, arg.Search)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []SearchAccountsRow
+	for rows.Next() {
+		var i SearchAccountsRow
+		if err := rows.Scan(
+			&i.ID,
+			&i.BudgetID,
+			&i.Name,
+			&i.Type,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const setLastReconciled = `-- name: SetLastReconciled :exec
+UPDATE accounts
+SET last_reconciled = NOW()
+WHERE accounts.id = $1
+`
+
+func (q *Queries) SetLastReconciled(ctx context.Context, id uuid.UUID) error {
+	_, err := q.db.ExecContext(ctx, setLastReconciled, id)
+	return err
+}
+
+const updateAccount = `-- name: UpdateAccount :one
+UPDATE accounts
+SET name = $1,
+    on_budget = $2,
+    is_open = $3
+WHERE accounts.id = $4
+RETURNING id, budget_id, name, on_budget, is_open, last_reconciled
+`
+
+type UpdateAccountParams struct {
+	Name     string
+	OnBudget bool
+	IsOpen   bool
+	ID       uuid.UUID
+}
+
+func (q *Queries) UpdateAccount(ctx context.Context, arg UpdateAccountParams) (Account, error) {
+	row := q.db.QueryRowContext(ctx, updateAccount,
+		arg.Name,
+		arg.OnBudget,
+		arg.IsOpen,
+		arg.ID,
+	)
+	var i Account
+	err := row.Scan(
+		&i.ID,
+		&i.BudgetID,
+		&i.Name,
+		&i.OnBudget,
+		&i.IsOpen,
+		&i.LastReconciled,
+	)
+	return i, err
+}

postgres/assignments.sql.go

@@ -7,6 +7,7 @@ import (
 	"context"
 	"time"
 
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
 	"github.com/google/uuid"
 )
 
@@ -16,12 +17,12 @@ INSERT INTO assignments (
 ) VALUES (
         $1, $2, $3
 )
-RETURNING id, category_id, date, memo, amount
+RETURNING category_id, date, memo, amount
 `
 
 type CreateAssignmentParams struct {
 	Date       time.Time
-	Amount     Numeric
+	Amount     numeric.Numeric
 	CategoryID uuid.UUID
 }
 
@@ -29,7 +30,6 @@ func (q *Queries) CreateAssignment(ctx context.Context, arg CreateAssignmentPara
 	row := q.db.QueryRowContext(ctx, createAssignment, arg.Date, arg.Amount, arg.CategoryID)
 	var i Assignment
 	err := row.Scan(
-		&i.ID,
 		&i.CategoryID,
 		&i.Date,
 		&i.Memo,
@@ -52,3 +52,118 @@ func (q *Queries) DeleteAllAssignments(ctx context.Context, budgetID uuid.UUID)
 	}
 	return result.RowsAffected()
 }
+
+const getAllAssignments = `-- name: GetAllAssignments :many
+SELECT assignments.date, categories.name as category, category_groups.name as group, assignments.amount
+FROM assignments
+INNER JOIN categories ON categories.id = assignments.category_id
+INNER JOIN category_groups ON categories.category_group_id = category_groups.id
+WHERE category_groups.budget_id = $1
+`
+
+type GetAllAssignmentsRow struct {
+	Date     time.Time
+	Category string
+	Group    string
+	Amount   numeric.Numeric
+}
+
+func (q *Queries) GetAllAssignments(ctx context.Context, budgetID uuid.UUID) ([]GetAllAssignmentsRow, error) {
+	rows, err := q.db.QueryContext(ctx, getAllAssignments, budgetID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetAllAssignmentsRow
+	for rows.Next() {
+		var i GetAllAssignmentsRow
+		if err := rows.Scan(
+			&i.Date,
+			&i.Category,
+			&i.Group,
+			&i.Amount,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const getAssignmentsByMonthAndCategory = `-- name: GetAssignmentsByMonthAndCategory :many
+SELECT date, category_id, budget_id, amount
+FROM assignments_by_month
+WHERE assignments_by_month.budget_id = $1
+`
+
+func (q *Queries) GetAssignmentsByMonthAndCategory(ctx context.Context, budgetID uuid.UUID) ([]AssignmentsByMonth, error) {
+	rows, err := q.db.QueryContext(ctx, getAssignmentsByMonthAndCategory, budgetID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []AssignmentsByMonth
+	for rows.Next() {
+		var i AssignmentsByMonth
+		if err := rows.Scan(
+			&i.Date,
+			&i.CategoryID,
+			&i.BudgetID,
+			&i.Amount,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const updateAssignment = `-- name: UpdateAssignment :exec
+INSERT INTO assignments (category_id, date, amount)
+VALUES($1, $2, $3) 
+ON CONFLICT (category_id, date) 
+DO 
+   UPDATE SET amount = $3
+`
+
+type UpdateAssignmentParams struct {
+	CategoryID uuid.UUID
+	Date       time.Time
+	Amount     numeric.Numeric
+}
+
+func (q *Queries) UpdateAssignment(ctx context.Context, arg UpdateAssignmentParams) error {
+	_, err := q.db.ExecContext(ctx, updateAssignment, arg.CategoryID, arg.Date, arg.Amount)
+	return err
+}
+
+const updateAssignmentWithDifference = `-- name: UpdateAssignmentWithDifference :exec
+INSERT INTO assignments (category_id, date, amount)
+VALUES($1, $2, $3) 
+ON CONFLICT (category_id, date) 
+DO 
+   UPDATE SET amount = assignments.amount + $3
+`
+
+type UpdateAssignmentWithDifferenceParams struct {
+	CategoryID uuid.UUID
+	Date       time.Time
+	Amount     numeric.Numeric
+}
+
+func (q *Queries) UpdateAssignmentWithDifference(ctx context.Context, arg UpdateAssignmentWithDifferenceParams) error {
+	_, err := q.db.ExecContext(ctx, updateAssignmentWithDifference, arg.CategoryID, arg.Date, arg.Amount)
+	return err
+}

postgres/budgets.sql.go

@@ -5,38 +5,63 @@ package postgres
 
 import (
 	"context"
+	"time"
 
 	"github.com/google/uuid"
 )
 
 const createBudget = `-- name: CreateBudget :one
 INSERT INTO budgets
-(name, last_modification)
-VALUES ($1, NOW())
-RETURNING id, name, last_modification
+(name, income_category_id, last_modification)
+VALUES ($1, $2, NOW())
+RETURNING id, name, last_modification, income_category_id
 `
 
-func (q *Queries) CreateBudget(ctx context.Context, name string) (Budget, error) {
-	row := q.db.QueryRowContext(ctx, createBudget, name)
+type CreateBudgetParams struct {
+	Name             string
+	IncomeCategoryID uuid.UUID
+}
+
+func (q *Queries) CreateBudget(ctx context.Context, arg CreateBudgetParams) (Budget, error) {
+	row := q.db.QueryRowContext(ctx, createBudget, arg.Name, arg.IncomeCategoryID)
 	var i Budget
-	err := row.Scan(&i.ID, &i.Name, &i.LastModification)
+	err := row.Scan(
+		&i.ID,
+		&i.Name,
+		&i.LastModification,
+		&i.IncomeCategoryID,
+	)
 	return i, err
 }
 
+const deleteBudget = `-- name: DeleteBudget :exec
+DELETE FROM budgets WHERE id = $1
+`
+
+func (q *Queries) DeleteBudget(ctx context.Context, id uuid.UUID) error {
+	_, err := q.db.ExecContext(ctx, deleteBudget, id)
+	return err
+}
+
 const getBudget = `-- name: GetBudget :one
-SELECT id, name, last_modification FROM budgets 
+SELECT id, name, last_modification, income_category_id FROM budgets 
 WHERE id = $1
 `
 
 func (q *Queries) GetBudget(ctx context.Context, id uuid.UUID) (Budget, error) {
 	row := q.db.QueryRowContext(ctx, getBudget, id)
 	var i Budget
-	err := row.Scan(&i.ID, &i.Name, &i.LastModification)
+	err := row.Scan(
+		&i.ID,
+		&i.Name,
+		&i.LastModification,
+		&i.IncomeCategoryID,
+	)
 	return i, err
 }
 
 const getBudgetsForUser = `-- name: GetBudgetsForUser :many
-SELECT budgets.id, budgets.name, budgets.last_modification FROM budgets 
+SELECT budgets.id, budgets.name, budgets.last_modification, budgets.income_category_id FROM budgets 
 LEFT JOIN user_budgets ON budgets.id = user_budgets.budget_id
 WHERE user_budgets.user_id = $1
 `
@@ -50,7 +75,12 @@ func (q *Queries) GetBudgetsForUser(ctx context.Context, userID uuid.UUID) ([]Bu
 	var items []Budget
 	for rows.Next() {
 		var i Budget
-		if err := rows.Scan(&i.ID, &i.Name, &i.LastModification); err != nil {
+		if err := rows.Scan(
+			&i.ID,
+			&i.Name,
+			&i.LastModification,
+			&i.IncomeCategoryID,
+		); err != nil {
 			return nil, err
 		}
 		items = append(items, i)
@@ -63,3 +93,42 @@ func (q *Queries) GetBudgetsForUser(ctx context.Context, userID uuid.UUID) ([]Bu
 	}
 	return items, nil
 }
+
+const getFirstActivity = `-- name: GetFirstActivity :one
+SELECT MIN(dates.min_date)::date as min_date
+FROM (
+        SELECT MIN(assignments.date) as min_date
+        FROM assignments
+        INNER JOIN categories ON categories.id = assignments.category_id
+        INNER JOIN category_groups ON category_groups.id = categories.category_group_id
+        WHERE category_groups.budget_id = $1
+        UNION
+        SELECT MIN(transactions.date) as min_date
+        FROM transactions
+        INNER JOIN accounts ON accounts.id = transactions.account_id
+        WHERE accounts.budget_id = $1
+) dates
+`
+
+func (q *Queries) GetFirstActivity(ctx context.Context, budgetID uuid.UUID) (time.Time, error) {
+	row := q.db.QueryRowContext(ctx, getFirstActivity, budgetID)
+	var min_date time.Time
+	err := row.Scan(&min_date)
+	return min_date, err
+}
+
+const setInflowCategory = `-- name: SetInflowCategory :exec
+UPDATE budgets
+        SET income_category_id = $1
+        WHERE budgets.id = $2
+`
+
+type SetInflowCategoryParams struct {
+	IncomeCategoryID uuid.UUID
+	ID               uuid.UUID
+}
+
+func (q *Queries) SetInflowCategory(ctx context.Context, arg SetInflowCategoryParams) error {
+	_, err := q.db.ExecContext(ctx, setInflowCategory, arg.IncomeCategoryID, arg.ID)
+	return err
+}

postgres/budgetservice.go

@@ -2,38 +2,61 @@ package postgres
 
 import (
 	"context"
+	"database/sql"
+	"fmt"
 
 	"github.com/google/uuid"
 )
 
-// Budget returns a budget for a given id.
-func (s *Repository) Budget(id uuid.UUID) (*Budget, error) {
-	budget, err := s.DB.GetBudget(context.Background(), id)
+// NewBudget creates a budget and adds it to the current user.
+func (s *Database) NewBudget(context context.Context, name string, userID uuid.UUID) (*Budget, error) {
+	tx, err := s.BeginTx(context, &sql.TxOptions{})
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("begin transaction: %w", err)
 	}
-	return &budget, nil
-}
 
-func (s *Repository) BudgetsForUser(id uuid.UUID) ([]Budget, error) {
-	budgets, err := s.DB.GetBudgetsForUser(context.Background(), id)
+	transaction := s.WithTx(tx)
+	budget, err := transaction.CreateBudget(context, CreateBudgetParams{
+		Name:             name,
+		IncomeCategoryID: uuid.New(),
+	})
 	if err != nil {
-		return nil, err
-	}
-	return budgets, nil
-
-}
-
-func (s *Repository) NewBudget(name string, userID uuid.UUID) (*Budget, error) {
-	budget, err := s.DB.CreateBudget(context.Background(), name)
-	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("create budget: %w", err)
 	}
 
 	ub := LinkBudgetToUserParams{UserID: userID, BudgetID: budget.ID}
-	_, err = s.DB.LinkBudgetToUser(context.Background(), ub)
+	_, err = transaction.LinkBudgetToUser(context, ub)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("link budget to user: %w", err)
+	}
+
+	group, err := transaction.CreateCategoryGroup(context, CreateCategoryGroupParams{
+		Name:     "Inflow",
+		BudgetID: budget.ID,
+	})
+	if err != nil {
+		return nil, fmt.Errorf("create inflow category_group: %w", err)
+	}
+
+	cat, err := transaction.CreateCategory(context, CreateCategoryParams{
+		Name:            "Ready to Assign",
+		CategoryGroupID: group.ID,
+	})
+	if err != nil {
+		return nil, fmt.Errorf("create ready to assign category: %w", err)
+	}
+
+	err = transaction.SetInflowCategory(context, SetInflowCategoryParams{
+		IncomeCategoryID: cat.ID,
+		ID:               budget.ID,
+	})
+	if err != nil {
+		return nil, fmt.Errorf("set inflow category: %w", err)
+	}
+
+	err = tx.Commit()
+	if err != nil {
+		return nil, fmt.Errorf("commit: %w", err)
 	}
 
 	return &budget, nil

postgres/categories.sql.go

@@ -5,7 +5,6 @@ package postgres
 
 import (
 	"context"
-	"time"
 
 	"github.com/google/uuid"
 )
@@ -52,6 +51,7 @@ const getCategories = `-- name: GetCategories :many
 SELECT categories.id, categories.category_group_id, categories.name, category_groups.name as group FROM categories
 INNER JOIN category_groups ON categories.category_group_id = category_groups.id
 WHERE category_groups.budget_id = $1
+ORDER BY category_groups.name, categories.name
 `
 
 type GetCategoriesRow struct {
@@ -89,81 +89,6 @@ func (q *Queries) GetCategories(ctx context.Context, budgetID uuid.UUID) ([]GetC
 	return items, nil
 }
 
-const getCategoriesWithBalance = `-- name: GetCategoriesWithBalance :many
-SELECT categories.id, categories.name, category_groups.name as group, 
-    (COALESCE(
-        (
-            SELECT SUM(a_hist.amount)
-            FROM assignments a_hist
-            WHERE categories.id = a_hist.category_id 
-            AND a_hist.date < $1
-        )
-    , 0)+COALESCE(
-        (
-            SELECT SUM(t_hist.amount)
-            FROM transactions t_hist
-            WHERE categories.id = t_hist.category_id 
-            AND t_hist.date < $1
-        )
-    , 0))::decimal(12,2) as balance, 
-    COALESCE(
-        (
-            SELECT SUM(t_this.amount)
-            FROM transactions t_this
-            WHERE categories.id = t_this.category_id 
-            AND t_this.date BETWEEN $1 AND $2
-        )
-    , 0)::decimal(12,2) as activity
-FROM categories
-INNER JOIN category_groups ON categories.category_group_id = category_groups.id
-WHERE category_groups.budget_id = $3
-GROUP BY categories.id, categories.name, category_groups.name
-ORDER BY category_groups.name, categories.name
-`
-
-type GetCategoriesWithBalanceParams struct {
-	FromDate time.Time
-	ToDate   time.Time
-	BudgetID uuid.UUID
-}
-
-type GetCategoriesWithBalanceRow struct {
-	ID       uuid.UUID
-	Name     string
-	Group    string
-	Balance  Numeric
-	Activity Numeric
-}
-
-func (q *Queries) GetCategoriesWithBalance(ctx context.Context, arg GetCategoriesWithBalanceParams) ([]GetCategoriesWithBalanceRow, error) {
-	rows, err := q.db.QueryContext(ctx, getCategoriesWithBalance, arg.FromDate, arg.ToDate, arg.BudgetID)
-	if err != nil {
-		return nil, err
-	}
-	defer rows.Close()
-	var items []GetCategoriesWithBalanceRow
-	for rows.Next() {
-		var i GetCategoriesWithBalanceRow
-		if err := rows.Scan(
-			&i.ID,
-			&i.Name,
-			&i.Group,
-			&i.Balance,
-			&i.Activity,
-		); err != nil {
-			return nil, err
-		}
-		items = append(items, i)
-	}
-	if err := rows.Close(); err != nil {
-		return nil, err
-	}
-	if err := rows.Err(); err != nil {
-		return nil, err
-	}
-	return items, nil
-}
-
 const getCategoryGroups = `-- name: GetCategoryGroups :many
 SELECT category_groups.id, category_groups.budget_id, category_groups.name FROM category_groups 
 WHERE category_groups.budget_id = $1
@@ -191,3 +116,47 @@ func (q *Queries) GetCategoryGroups(ctx context.Context, budgetID uuid.UUID) ([]
 	}
 	return items, nil
 }
+
+const searchCategories = `-- name: SearchCategories :many
+SELECT CONCAT(category_groups.name, ' : ', categories.name) as name, categories.id, 'category' as type
+FROM categories
+INNER JOIN category_groups ON categories.category_group_id = category_groups.id
+WHERE category_groups.budget_id = $1
+AND categories.name ILIKE $2
+AND category_groups.name != 'Hidden Categories'
+ORDER BY category_groups.name, categories.name
+`
+
+type SearchCategoriesParams struct {
+	BudgetID uuid.UUID
+	Search   string
+}
+
+type SearchCategoriesRow struct {
+	Name interface{}
+	ID   uuid.UUID
+	Type interface{}
+}
+
+func (q *Queries) SearchCategories(ctx context.Context, arg SearchCategoriesParams) ([]SearchCategoriesRow, error) {
+	rows, err := q.db.QueryContext(ctx, searchCategories, arg.BudgetID, arg.Search)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []SearchCategoriesRow
+	for rows.Next() {
+		var i SearchCategoriesRow
+		if err := rows.Scan(&i.Name, &i.ID, &i.Type); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}

postgres/conn.go

@@ -5,25 +5,32 @@ import (
 	"embed"
 	"fmt"
 
-	_ "github.com/jackc/pgx/v4/stdlib"
+	_ "github.com/jackc/pgx/v4/stdlib" // needed for pg connection
 	"github.com/pressly/goose/v3"
 )
 
 //go:embed schema/*.sql
 var migrations embed.FS
 
-// Connect to a database
-func Connect(server string, user string, password string, database string) (*Queries, *sql.DB, error) {
-	connString := fmt.Sprintf("postgres://%s:%s@%s/%s", user, password, server, database)
-	conn, err := sql.Open("pgx", connString)
+type Database struct {
+	*Queries
+	*sql.DB
+}
+
+// Connect connects to a database.
+func Connect(typ string, connString string) (*Database, error) {
+	conn, err := sql.Open(typ, connString)
 	if err != nil {
-		return nil, nil, err
+		return nil, fmt.Errorf("open connection: %w", err)
 	}
 
 	goose.SetBaseFS(migrations)
 	if err = goose.Up(conn, "schema"); err != nil {
-		return nil, nil, err
+		return nil, fmt.Errorf("migrate: %w", err)
 	}
 
-	return New(conn), conn, nil
+	return &Database{
+		New(conn),
+		conn,
+	}, nil
 }

postgres/cumultative-balances.sql.go

@@ -0,0 +1,61 @@
+// Code generated by sqlc. DO NOT EDIT.
+// source: cumultative-balances.sql
+
+package postgres
+
+import (
+	"context"
+	"time"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
+	"github.com/google/uuid"
+)
+
+const getCumultativeBalances = `-- name: GetCumultativeBalances :many
+SELECT COALESCE(ass.date, tra.date), COALESCE(ass.category_id, tra.category_id),
+       COALESCE(ass.amount, 0)::decimal(12,2) as assignments, SUM(ass.amount) OVER (PARTITION BY ass.category_id ORDER BY ass.date)::decimal(12,2) as assignments_cum,
+       COALESCE(tra.amount, 0)::decimal(12,2) as transactions, SUM(tra.amount) OVER (PARTITION BY tra.category_id ORDER BY tra.date)::decimal(12,2) as transactions_cum
+FROM assignments_by_month as ass
+FULL OUTER JOIN transactions_by_month as tra ON ass.date = tra.date AND ass.category_id = tra.category_id
+WHERE (ass.budget_id IS NULL OR ass.budget_id = $1) AND (tra.budget_id IS NULL OR tra.budget_id = $1)
+ORDER BY COALESCE(ass.date, tra.date), COALESCE(ass.category_id, tra.category_id)
+`
+
+type GetCumultativeBalancesRow struct {
+	Date            time.Time
+	CategoryID      uuid.UUID
+	Assignments     numeric.Numeric
+	AssignmentsCum  numeric.Numeric
+	Transactions    numeric.Numeric
+	TransactionsCum numeric.Numeric
+}
+
+func (q *Queries) GetCumultativeBalances(ctx context.Context, budgetID uuid.UUID) ([]GetCumultativeBalancesRow, error) {
+	rows, err := q.db.QueryContext(ctx, getCumultativeBalances, budgetID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []GetCumultativeBalancesRow
+	for rows.Next() {
+		var i GetCumultativeBalancesRow
+		if err := rows.Scan(
+			&i.Date,
+			&i.CategoryID,
+			&i.Assignments,
+			&i.AssignmentsCum,
+			&i.Transactions,
+			&i.TransactionsCum,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}

postgres/models.go

@@ -4,29 +4,61 @@ package postgres
 
 import (
 	"database/sql"
+	"fmt"
 	"time"
 
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
 	"github.com/google/uuid"
 )
 
+type TransactionStatus string
+
+const (
+	TransactionStatusReconciled TransactionStatus = "Reconciled"
+	TransactionStatusCleared    TransactionStatus = "Cleared"
+	TransactionStatusUncleared  TransactionStatus = "Uncleared"
+)
+
+func (e *TransactionStatus) Scan(src interface{}) error {
+	switch s := src.(type) {
+	case []byte:
+		*e = TransactionStatus(s)
+	case string:
+		*e = TransactionStatus(s)
+	default:
+		return fmt.Errorf("unsupported scan type for TransactionStatus: %T", src)
+	}
+	return nil
+}
+
 type Account struct {
-	ID       uuid.UUID
-	BudgetID uuid.UUID
-	Name     string
+	ID             uuid.UUID
+	BudgetID       uuid.UUID
+	Name           string
+	OnBudget       bool
+	IsOpen         bool
+	LastReconciled sql.NullTime
 }
 
 type Assignment struct {
-	ID         uuid.UUID
 	CategoryID uuid.UUID
 	Date       time.Time
 	Memo       sql.NullString
-	Amount     Numeric
+	Amount     numeric.Numeric
+}
+
+type AssignmentsByMonth struct {
+	Date       time.Time
+	CategoryID uuid.UUID
+	BudgetID   uuid.UUID
+	Amount     int64
 }
 
 type Budget struct {
 	ID               uuid.UUID
 	Name             string
 	LastModification sql.NullTime
+	IncomeCategoryID uuid.UUID
 }
 
 type Category struct {
@@ -41,6 +73,24 @@ type CategoryGroup struct {
 	Name     string
 }
 
+type DisplayTransaction struct {
+	ID              uuid.UUID
+	Date            time.Time
+	Memo            string
+	Amount          numeric.Numeric
+	GroupID         uuid.NullUUID
+	Status          TransactionStatus
+	Account         string
+	PayeeID         uuid.NullUUID
+	CategoryID      uuid.NullUUID
+	Payee           string
+	CategoryGroup   string
+	Category        string
+	TransferAccount string
+	BudgetID        uuid.UUID
+	AccountID       uuid.UUID
+}
+
 type Payee struct {
 	ID       uuid.UUID
 	BudgetID uuid.UUID
@@ -51,10 +101,19 @@ type Transaction struct {
 	ID         uuid.UUID
 	Date       time.Time
 	Memo       string
-	Amount     Numeric
+	Amount     numeric.Numeric
 	AccountID  uuid.UUID
 	CategoryID uuid.NullUUID
 	PayeeID    uuid.NullUUID
+	GroupID    uuid.NullUUID
+	Status     TransactionStatus
+}
+
+type TransactionsByMonth struct {
+	Date       time.Time
+	CategoryID uuid.NullUUID
+	BudgetID   uuid.UUID
+	Amount     int64
 }
 
 type User struct {

postgres/numeric.go

@@ -1,21 +0,0 @@
-package postgres
-
-import "github.com/jackc/pgtype"
-
-type Numeric struct {
-	pgtype.Numeric
-}
-
-func (n Numeric) GetFloat64() float64 {
-	var balance float64
-	err := n.AssignTo(&balance)
-	if err != nil {
-		panic(err)
-	}
-	return balance
-}
-
-func (n Numeric) GetPositive() bool {
-	float := n.GetFloat64()
-	return float >= 0
-}

postgres/numeric/numeric.go

@@ -0,0 +1,265 @@
+package numeric
+
+import (
+	"fmt"
+	"math/big"
+	"strings"
+	"unicode/utf8"
+
+	"github.com/jackc/pgtype"
+)
+
+type Numeric struct {
+	pgtype.Numeric
+}
+
+func Zero() Numeric {
+	return Numeric{pgtype.Numeric{Exp: 0, Int: big.NewInt(0), Status: pgtype.Present, NaN: false}}
+}
+
+func FromInt64(value int64) Numeric {
+	return Numeric{Numeric: pgtype.Numeric{Int: big.NewInt(value), Status: pgtype.Present}}
+}
+
+func FromInt64WithExp(value int64, exp int32) Numeric {
+	return Numeric{Numeric: pgtype.Numeric{Int: big.NewInt(value), Exp: exp, Status: pgtype.Present}}
+}
+
+func (n Numeric) GetFloat64() float64 {
+	if n.Status != pgtype.Present {
+		return 0
+	}
+	var balance float64
+	err := n.AssignTo(&balance)
+	if err != nil {
+		panic(err)
+	}
+	return balance
+}
+
+func (n Numeric) IsPositive() bool {
+	if n.Status != pgtype.Present {
+		return true
+	}
+	float := n.GetFloat64()
+	return float >= 0
+}
+
+func (n Numeric) IsZero() bool {
+	if n.Status != pgtype.Present {
+		return true
+	}
+	float := n.GetFloat64()
+	return float == 0
+}
+
+func (n *Numeric) MatchExpI(exp int32) {
+	diffExp := n.Exp - exp
+	factor := big.NewInt(0).Exp(big.NewInt(10), big.NewInt(int64(diffExp)), nil) //nolint:gomnd
+	n.Exp = exp
+	n.Int = big.NewInt(0).Mul(n.Int, factor)
+}
+
+func (n Numeric) MatchExp(exp int32) Numeric {
+	diffExp := n.Exp - exp
+	factor := big.NewInt(0).Exp(big.NewInt(10), big.NewInt(int64(diffExp)), nil) //nolint:gomnd
+	return Numeric{pgtype.Numeric{
+		Exp:    exp,
+		Int:    big.NewInt(0).Mul(n.Int, factor),
+		Status: n.Status,
+		NaN:    n.NaN,
+	}}
+}
+
+func (n *Numeric) SubI(other Numeric) *Numeric {
+	right := other
+	if n.Exp < other.Exp {
+		right = other.MatchExp(n.Exp)
+	} else if n.Exp > other.Exp {
+		n.MatchExpI(other.Exp)
+	}
+
+	if n.Exp == right.Exp {
+		n.Int = big.NewInt(0).Sub(n.Int, right.Int)
+		return n
+	}
+
+	panic("Cannot subtract with different exponents")
+}
+
+func (n Numeric) Sub(other Numeric) Numeric {
+	left := n
+	right := other
+	if n.Exp < other.Exp {
+		right = other.MatchExp(n.Exp)
+	} else if n.Exp > other.Exp {
+		left = n.MatchExp(other.Exp)
+	}
+
+	if left.Exp == right.Exp {
+		return Numeric{pgtype.Numeric{
+			Exp: left.Exp,
+			Int: big.NewInt(0).Sub(left.Int, right.Int),
+		}}
+	}
+
+	panic("Cannot subtract with different exponents")
+}
+
+func (n Numeric) Neg() Numeric {
+	return Numeric{pgtype.Numeric{Exp: n.Exp, Int: big.NewInt(-1 * n.Int.Int64()), Status: n.Status}}
+}
+
+func (n Numeric) Add(other Numeric) Numeric {
+	left := n
+	right := other
+	if n.Exp < other.Exp {
+		right = other.MatchExp(n.Exp)
+	} else if n.Exp > other.Exp {
+		left = n.MatchExp(other.Exp)
+	}
+
+	if left.Exp == right.Exp {
+		return Numeric{pgtype.Numeric{
+			Exp: left.Exp,
+			Int: big.NewInt(0).Add(left.Int, right.Int),
+		}}
+	}
+
+	panic("Cannot add with different exponents")
+}
+
+func (n *Numeric) AddI(other Numeric) *Numeric {
+	right := other
+	if n.Exp < other.Exp {
+		right = other.MatchExp(n.Exp)
+	} else if n.Exp > other.Exp {
+		n.MatchExpI(other.Exp)
+	}
+
+	if n.Exp == right.Exp {
+		n.Int = big.NewInt(0).Add(n.Int, right.Int)
+		return n
+	}
+
+	panic("Cannot add with different exponents")
+}
+
+func (n Numeric) String() string {
+	if n.Int == nil || n.Int.Int64() == 0 {
+		return "0"
+	}
+
+	s := fmt.Sprintf("%d", n.Int)
+	bytes := []byte(s)
+
+	exp := n.Exp
+	for exp > 0 {
+		bytes = append(bytes, byte('0'))
+		exp--
+	}
+
+	if exp == 0 {
+		return string(bytes)
+	}
+
+	length := int32(len(bytes))
+	var bytesWithSeparator []byte
+
+	exp = -exp
+	for length <= exp {
+		if n.Int.Int64() < 0 {
+			bytes = append([]byte{bytes[0], byte('0')}, bytes[1:]...)
+		} else {
+			bytes = append([]byte{byte('0')}, bytes...)
+		}
+		length++
+	}
+
+	split := length - exp
+	bytesWithSeparator = append(bytesWithSeparator, bytes[:split]...)
+	if split == 1 && n.Int.Int64() < 0 {
+		bytesWithSeparator = append(bytesWithSeparator, byte('0'))
+	}
+	bytesWithSeparator = append(bytesWithSeparator, byte('.'))
+	bytesWithSeparator = append(bytesWithSeparator, bytes[split:]...)
+	return string(bytesWithSeparator)
+}
+
+func (n Numeric) MarshalJSON() ([]byte, error) {
+	if n.Int == nil || n.Int.Int64() == 0 {
+		return []byte("0"), nil
+	}
+
+	s := fmt.Sprintf("%d", n.Int)
+	bytes := []byte(s)
+
+	exp := n.Exp
+	for exp > 0 {
+		bytes = append(bytes, byte('0'))
+		exp--
+	}
+
+	if exp == 0 {
+		return bytes, nil
+	}
+
+	length := int32(len(bytes))
+	var bytesWithSeparator []byte
+
+	exp = -exp
+	for length <= exp {
+		if n.Int.Int64() < 0 {
+			bytes = append([]byte{bytes[0], byte('0')}, bytes[1:]...)
+		} else {
+			bytes = append([]byte{byte('0')}, bytes...)
+		}
+		length++
+	}
+
+	split := length - exp
+	bytesWithSeparator = append(bytesWithSeparator, bytes[:split]...)
+	if split == 1 && n.Int.Int64() < 0 {
+		bytesWithSeparator = append(bytesWithSeparator, byte('0'))
+	}
+	bytesWithSeparator = append(bytesWithSeparator, byte('.'))
+	bytesWithSeparator = append(bytesWithSeparator, bytes[split:]...)
+	return bytesWithSeparator, nil
+}
+
+func MustParse(text string) Numeric {
+	num, err := Parse(text)
+	if err != nil {
+		panic(err)
+	}
+
+	return num
+}
+
+func Parse(text string) (Numeric, error) {
+	// Unify decimal separator
+	text = strings.Replace(text, ",", ".", 1)
+
+	num := Numeric{}
+	err := num.Set(text)
+	if err != nil {
+		return num, fmt.Errorf("parse numeric %s: %w", text, err)
+	}
+
+	return num, nil
+}
+
+func ParseCurrency(text string) (Numeric, error) {
+	// Remove trailing currency
+	text = trimLastChar(text)
+
+	return Parse(text)
+}
+
+func trimLastChar(s string) string {
+	r, size := utf8.DecodeLastRuneInString(s)
+	if r == utf8.RuneError && (size == 0 || size == 1) {
+		size = 0
+	}
+	return s[:len(s)-size]
+}

postgres/numeric/numeric_test.go

@@ -0,0 +1,118 @@
+package numeric_test
+
+import (
+	"testing"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
+)
+
+type TestCaseMarshalJSON struct {
+	Value  numeric.Numeric
+	Result string
+}
+
+func TestMarshalJSON(t *testing.T) {
+	t.Parallel()
+	tests := []TestCaseMarshalJSON{
+		{numeric.Zero(), `0`},
+		{numeric.MustParse("1.23"), "1.23"},
+		{numeric.MustParse("1,24"), "1.24"},
+		{numeric.MustParse("1"), "1"},
+		{numeric.MustParse("10"), "10"},
+		{numeric.MustParse("100"), "100"},
+		{numeric.MustParse("1000"), "1000"},
+		{numeric.MustParse("0.1"), "0.1"},
+		{numeric.MustParse("0.01"), "0.01"},
+		{numeric.MustParse("0.001"), "0.001"},
+		{numeric.MustParse("0.0001"), "0.0001"},
+		{numeric.MustParse("-1"), "-1"},
+		{numeric.MustParse("-10"), "-10"},
+		{numeric.MustParse("-100"), "-100"},
+		{numeric.MustParse("-1000"), "-1000"},
+		{numeric.MustParse("-0.1"), "-0.1"},
+		{numeric.MustParse("-0.01"), "-0.01"},
+		{numeric.MustParse("-0.001"), "-0.001"},
+		{numeric.MustParse("-0.0001"), "-0.0001"},
+		{numeric.MustParse("123456789.12345"), "123456789.12345"},
+		{numeric.MustParse("123456789.12345"), "123456789.12345"},
+		{numeric.MustParse("-1.23"), "-1.23"},
+		{numeric.MustParse("-1,24"), "-1.24"},
+		{numeric.MustParse("-123456789.12345"), "-123456789.12345"},
+	}
+	for i := range tests {
+		test := tests[i]
+		t.Run(test.Result, func(t *testing.T) {
+			t.Parallel()
+			z := test.Value
+			result, err := z.MarshalJSON()
+			if err != nil {
+				t.Error(err)
+				return
+			}
+
+			if string(result) != test.Result {
+				t.Errorf("Expected %s, got %s", test.Result, string(result))
+				return
+			}
+		})
+	}
+}
+
+type TestCaseParse struct {
+	Result numeric.Numeric
+	Value  string
+}
+
+func TestParse(t *testing.T) {
+	t.Parallel()
+	tests := []TestCaseParse{
+		{numeric.FromInt64WithExp(0, 0), `0`},
+		{numeric.FromInt64WithExp(1, 0), `1`},
+		{numeric.FromInt64WithExp(1, 1), `10`},
+		{numeric.FromInt64WithExp(1, 2), `100`},
+		{numeric.FromInt64WithExp(1, 3), `1000`},
+		{numeric.FromInt64WithExp(1, -1), `0.1`},
+		{numeric.FromInt64WithExp(1, -2), `0.01`},
+		{numeric.FromInt64WithExp(1, -3), `0.001`},
+		{numeric.FromInt64WithExp(1, -4), `0.0001`},
+		{numeric.FromInt64WithExp(-1, 0), `-1`},
+		{numeric.FromInt64WithExp(-1, 1), `-10`},
+		{numeric.FromInt64WithExp(-1, 2), `-100`},
+		{numeric.FromInt64WithExp(-1, 3), `-1000`},
+		{numeric.FromInt64WithExp(-1, -1), `-0.1`},
+		{numeric.FromInt64WithExp(-1, -2), `-0.01`},
+		{numeric.FromInt64WithExp(-1, -3), `-0.001`},
+		{numeric.FromInt64WithExp(-1, -4), `-0.0001`},
+		{numeric.FromInt64WithExp(123, -2), "1.23"},
+		{numeric.FromInt64WithExp(124, -2), "1,24"},
+		{numeric.FromInt64WithExp(12345678912345, -5), "123456789.12345"},
+		{numeric.FromInt64WithExp(0, 0), `-0`},
+		{numeric.FromInt64WithExp(-1, 0), `-1`},
+		{numeric.FromInt64WithExp(-1, 1), `-10`},
+		{numeric.FromInt64WithExp(-1, 2), `-100`},
+		{numeric.FromInt64WithExp(-123, -2), "-1.23"},
+		{numeric.FromInt64WithExp(-124, -2), "-1,24"},
+		{numeric.FromInt64WithExp(-12345678912345, -5), "-123456789.12345"},
+	}
+	for i := range tests {
+		test := tests[i]
+		t.Run(test.Value, func(t *testing.T) {
+			t.Parallel()
+			result, err := numeric.Parse(test.Value)
+			if err != nil {
+				t.Error(err)
+				return
+			}
+
+			if test.Result.Int.Int64() != result.Int.Int64() {
+				t.Errorf("Expected int %d, got %d", test.Result.Int, result.Int)
+				return
+			}
+
+			if test.Result.Exp != result.Exp {
+				t.Errorf("Expected exp %d, got %d", test.Result.Exp, result.Exp)
+				return
+			}
+		})
+	}
+}

postgres/payees.sql.go

@@ -31,6 +31,7 @@ func (q *Queries) CreatePayee(ctx context.Context, arg CreatePayeeParams) (Payee
 const getPayees = `-- name: GetPayees :many
 SELECT payees.id, payees.budget_id, payees.name FROM payees 
 WHERE payees.budget_id = $1
+ORDER BY name
 `
 
 func (q *Queries) GetPayees(ctx context.Context, budgetID uuid.UUID) ([]Payee, error) {
@@ -55,3 +56,50 @@ func (q *Queries) GetPayees(ctx context.Context, budgetID uuid.UUID) ([]Payee, e
 	}
 	return items, nil
 }
+
+const searchPayees = `-- name: SearchPayees :many
+SELECT payees.id, payees.budget_id, payees.name, 'payee' as type FROM payees 
+WHERE payees.budget_id = $1
+AND payees.name ILIKE $2
+ORDER BY payees.name
+`
+
+type SearchPayeesParams struct {
+	BudgetID uuid.UUID
+	Search   string
+}
+
+type SearchPayeesRow struct {
+	ID       uuid.UUID
+	BudgetID uuid.UUID
+	Name     string
+	Type     interface{}
+}
+
+func (q *Queries) SearchPayees(ctx context.Context, arg SearchPayeesParams) ([]SearchPayeesRow, error) {
+	rows, err := q.db.QueryContext(ctx, searchPayees, arg.BudgetID, arg.Search)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []SearchPayeesRow
+	for rows.Next() {
+		var i SearchPayeesRow
+		if err := rows.Scan(
+			&i.ID,
+			&i.BudgetID,
+			&i.Name,
+			&i.Type,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}

postgres/queries/accounts.sql

@@ -11,13 +11,35 @@ WHERE accounts.id = $1;
 -- name: GetAccounts :many
 SELECT accounts.* FROM accounts
 WHERE accounts.budget_id = $1
+AND accounts.is_open = TRUE
 ORDER BY accounts.name;
 
 -- name: GetAccountsWithBalance :many
-SELECT accounts.id, accounts.name, SUM(transactions.amount)::decimal(12,2) as balance
+SELECT accounts.id, accounts.name, accounts.on_budget, accounts.is_open, accounts.last_reconciled,
+        (SELECT SUM(transactions.amount) FROM transactions WHERE transactions.account_id = accounts.id AND transactions.date < NOW())::decimal(12,2) as working_balance,
+        (SELECT SUM(transactions.amount) FROM transactions WHERE transactions.account_id = accounts.id AND transactions.date < NOW() AND transactions.status IN ('Cleared', 'Reconciled'))::decimal(12,2) as cleared_balance,
+        (SELECT SUM(transactions.amount) FROM transactions WHERE transactions.account_id = accounts.id AND transactions.date < NOW() AND transactions.status = 'Reconciled')::decimal(12,2) as reconciled_balance
 FROM accounts
-LEFT JOIN transactions ON transactions.account_id = accounts.id
 WHERE accounts.budget_id = $1
-AND transactions.date < NOW()
-GROUP BY accounts.id, accounts.name
+AND accounts.is_open = TRUE
 ORDER BY accounts.name;
+
+-- name: SearchAccounts :many
+SELECT accounts.id, accounts.budget_id, accounts.name, 'account' as type FROM accounts
+WHERE accounts.budget_id = @budget_id
+AND accounts.is_open = TRUE
+AND accounts.name ILIKE @search
+ORDER BY accounts.name;
+
+-- name: UpdateAccount :one
+UPDATE accounts
+SET name = $1,
+    on_budget = $2,
+    is_open = $3
+WHERE accounts.id = $4
+RETURNING *;
+
+-- name: SetLastReconciled :exec
+UPDATE accounts
+SET last_reconciled = NOW()
+WHERE accounts.id = $1;

postgres/queries/assignments.sql

@@ -11,3 +11,29 @@ DELETE FROM assignments
 USING categories
 INNER JOIN category_groups ON categories.category_group_id = category_groups.id
 WHERE categories.id = assignments.category_id AND category_groups.budget_id = @budget_id;
+
+-- name: GetAssignmentsByMonthAndCategory :many
+SELECT *
+FROM assignments_by_month
+WHERE assignments_by_month.budget_id = @budget_id;
+
+-- name: GetAllAssignments :many
+SELECT assignments.date, categories.name as category, category_groups.name as group, assignments.amount
+FROM assignments
+INNER JOIN categories ON categories.id = assignments.category_id
+INNER JOIN category_groups ON categories.category_group_id = category_groups.id
+WHERE category_groups.budget_id = @budget_id;
+
+-- name: UpdateAssignment :exec
+INSERT INTO assignments (category_id, date, amount)
+VALUES($1, $2, $3) 
+ON CONFLICT (category_id, date) 
+DO 
+   UPDATE SET amount = $3;
+
+-- name: UpdateAssignmentWithDifference :exec
+INSERT INTO assignments (category_id, date, amount)
+VALUES($1, $2, $3) 
+ON CONFLICT (category_id, date) 
+DO 
+   UPDATE SET amount = assignments.amount + $3;

postgres/queries/budgets.sql

@@ -1,9 +1,14 @@
 -- name: CreateBudget :one
 INSERT INTO budgets
-(name, last_modification)
-VALUES ($1, NOW())
+(name, income_category_id, last_modification)
+VALUES ($1, $2, NOW())
 RETURNING *;
 
+-- name: SetInflowCategory :exec
+UPDATE budgets
+        SET income_category_id = $1
+        WHERE budgets.id = $2;
+
 -- name: GetBudgetsForUser :many
 SELECT budgets.* FROM budgets 
 LEFT JOIN user_budgets ON budgets.id = user_budgets.budget_id
@@ -12,3 +17,21 @@ WHERE user_budgets.user_id = $1;
 -- name: GetBudget :one
 SELECT * FROM budgets 
 WHERE id = $1;
+
+-- name: GetFirstActivity :one
+SELECT MIN(dates.min_date)::date as min_date
+FROM (
+        SELECT MIN(assignments.date) as min_date
+        FROM assignments
+        INNER JOIN categories ON categories.id = assignments.category_id
+        INNER JOIN category_groups ON category_groups.id = categories.category_group_id
+        WHERE category_groups.budget_id = @budget_id
+        UNION
+        SELECT MIN(transactions.date) as min_date
+        FROM transactions
+        INNER JOIN accounts ON accounts.id = transactions.account_id
+        WHERE accounts.budget_id = @budget_id
+) dates;
+
+-- name: DeleteBudget :exec
+DELETE FROM budgets WHERE id = $1;

postgres/queries/categories.sql

@@ -17,35 +17,15 @@ RETURNING *;
 -- name: GetCategories :many
 SELECT categories.*, category_groups.name as group FROM categories
 INNER JOIN category_groups ON categories.category_group_id = category_groups.id
-WHERE category_groups.budget_id = $1;
+WHERE category_groups.budget_id = $1
+ORDER BY category_groups.name, categories.name;
 
--- name: GetCategoriesWithBalance :many
-SELECT categories.id, categories.name, category_groups.name as group, 
-    (COALESCE(
-        (
-            SELECT SUM(a_hist.amount)
-            FROM assignments a_hist
-            WHERE categories.id = a_hist.category_id 
-            AND a_hist.date < @from_date
-        )
-    , 0)+COALESCE(
-        (
-            SELECT SUM(t_hist.amount)
-            FROM transactions t_hist
-            WHERE categories.id = t_hist.category_id 
-            AND t_hist.date < @from_date
-        )
-    , 0))::decimal(12,2) as balance, 
-    COALESCE(
-        (
-            SELECT SUM(t_this.amount)
-            FROM transactions t_this
-            WHERE categories.id = t_this.category_id 
-            AND t_this.date BETWEEN @from_date AND @to_date
-        )
-    , 0)::decimal(12,2) as activity
+-- name: SearchCategories :many
+SELECT CONCAT(category_groups.name, ' : ', categories.name) as name, categories.id, 'category' as type
 FROM categories
 INNER JOIN category_groups ON categories.category_group_id = category_groups.id
 WHERE category_groups.budget_id = @budget_id
-GROUP BY categories.id, categories.name, category_groups.name
+AND categories.name ILIKE @search
+AND category_groups.name != 'Hidden Categories'
 ORDER BY category_groups.name, categories.name;
+--ORDER BY levenshtein(payees.name, $2);

postgres/queries/cumultative-balances.sql

@@ -0,0 +1,8 @@
+-- name: GetCumultativeBalances :many
+SELECT COALESCE(ass.date, tra.date), COALESCE(ass.category_id, tra.category_id),
+       COALESCE(ass.amount, 0)::decimal(12,2) as assignments, SUM(ass.amount) OVER (PARTITION BY ass.category_id ORDER BY ass.date)::decimal(12,2) as assignments_cum,
+       COALESCE(tra.amount, 0)::decimal(12,2) as transactions, SUM(tra.amount) OVER (PARTITION BY tra.category_id ORDER BY tra.date)::decimal(12,2) as transactions_cum
+FROM assignments_by_month as ass
+FULL OUTER JOIN transactions_by_month as tra ON ass.date = tra.date AND ass.category_id = tra.category_id
+WHERE (ass.budget_id IS NULL OR ass.budget_id = @budget_id) AND (tra.budget_id IS NULL OR tra.budget_id = @budget_id)
+ORDER BY COALESCE(ass.date, tra.date), COALESCE(ass.category_id, tra.category_id);

postgres/queries/payees.sql

@@ -6,4 +6,12 @@ RETURNING *;
 
 -- name: GetPayees :many
 SELECT payees.* FROM payees 
-WHERE payees.budget_id = $1;
+WHERE payees.budget_id = $1
+ORDER BY name;
+
+-- name: SearchPayees :many
+SELECT payees.*, 'payee' as type FROM payees 
+WHERE payees.budget_id = @budget_id
+AND payees.name ILIKE @search
+ORDER BY payees.name;
+--ORDER BY levenshtein(payees.name, $2);

postgres/queries/transactions.sql

@@ -1,31 +1,40 @@
+-- name: GetTransaction :one
+SELECT * FROM display_transactions
+WHERE id = $1;
+
 -- name: CreateTransaction :one
 INSERT INTO transactions
-(date, memo, amount, account_id, payee_id, category_id)
-VALUES ($1, $2, $3, $4, $5, $6)
-RETURNING *;
+(date, memo, amount, account_id, payee_id, category_id, group_id, status)
+VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
+RETURNING id;
 
--- name: GetTransactionsForBudget :many
-SELECT  transactions.id, transactions.date, transactions.memo, transactions.amount,
-        accounts.name as account, COALESCE(payees.name, '') as payee, COALESCE(category_groups.name, '') as category_group, COALESCE(categories.name, '') as category
-FROM transactions 
-INNER JOIN accounts ON accounts.id = transactions.account_id
-LEFT JOIN payees ON payees.id = transactions.payee_id
-LEFT JOIN categories ON categories.id = transactions.category_id
-LEFT JOIN category_groups ON category_groups.id = categories.category_group_id
-WHERE accounts.budget_id = $1
-ORDER BY transactions.date DESC
-LIMIT 200;
+-- name: UpdateTransaction :exec
+UPDATE transactions
+SET date = $1,
+    memo = $2,
+    amount = $3,
+    payee_id = $4,
+    category_id = $5
+WHERE id = $6;
+
+-- name: SetTransactionReconciled :exec
+UPDATE transactions
+SET status = 'Reconciled'
+WHERE id = $1;
+
+-- name: DeleteTransaction :exec
+DELETE FROM transactions
+WHERE id = $1;
+
+-- name: GetAllTransactionsForBudget :many
+SELECT  t.*
+FROM display_transactions AS t
+WHERE t.budget_id = $1;
 
 -- name: GetTransactionsForAccount :many
-SELECT  transactions.id, transactions.date, transactions.memo, transactions.amount,
-        accounts.name as account, COALESCE(payees.name, '') as payee, COALESCE(category_groups.name, '') as category_group, COALESCE(categories.name, '') as category
-FROM transactions 
-INNER JOIN accounts ON accounts.id = transactions.account_id
-LEFT JOIN payees ON payees.id = transactions.payee_id
-LEFT JOIN categories ON categories.id = transactions.category_id
-LEFT JOIN category_groups ON category_groups.id = categories.category_group_id
-WHERE transactions.account_id = $1
-ORDER BY transactions.date DESC
+SELECT  t.*
+FROM display_transactions AS t
+WHERE t.account_id = $1
 LIMIT 200;
 
 -- name: DeleteAllTransactions :execrows
@@ -33,3 +42,8 @@ DELETE FROM transactions
 USING accounts
 WHERE accounts.budget_id = @budget_id
 AND accounts.id = transactions.account_id;
+
+-- name: GetTransactionsByMonthAndCategory :many
+SELECT *
+FROM transactions_by_month
+WHERE transactions_by_month.budget_id = @budget_id;

postgres/repository.go

@@ -1,17 +0,0 @@
-package postgres
-
-import "database/sql"
-
-// Repository represents a PostgreSQL implementation of all ModelServices
-type Repository struct {
-	DB       *Queries
-	LegacyDB *sql.DB
-}
-
-func NewRepository(queries *Queries, db *sql.DB) (*Repository, error) {
-	repo := &Repository{
-		DB:       queries,
-		LegacyDB: db,
-	}
-	return repo, nil
-}

postgres/schema/0002_budgets.sql

@@ -0,0 +1,9 @@
+-- +goose Up
+CREATE TABLE budgets (
+    id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
+    name text NOT NULL,
+    last_modification timestamp with time zone
+);
+
+-- +goose Down
+DROP TABLE budgets;

postgres/schema/0003_users.sql

@@ -0,0 +1,11 @@
+-- +goose Up
+CREATE TABLE users (
+    id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
+    email text NOT NULL,
+    name text NOT NULL,
+    password text NOT NULL,
+    last_login timestamp with time zone
+);
+
+-- +goose Down
+DROP TABLE users;

postgres/schema/0004_user_budgets.sql

@@ -0,0 +1,8 @@
+-- +goose Up
+CREATE TABLE user_budgets (
+    user_id uuid NOT NULL REFERENCES users (id) ON DELETE CASCADE,
+    budget_id uuid NOT NULL REFERENCES budgets (id) ON DELETE CASCADE
+);
+
+-- +goose Down
+DROP TABLE user_budgets;

postgres/schema/0005_accounts.sql

@@ -0,0 +1,10 @@
+-- +goose Up
+CREATE TABLE accounts (
+        id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
+        budget_id uuid NOT NULL REFERENCES budgets (id) ON DELETE CASCADE,
+        name varchar(50) NOT NULL,
+        on_budget boolean DEFAULT TRUE NOT NULL
+);
+
+-- +goose Down
+DROP TABLE accounts;

postgres/schema/0006_payees.sql

@@ -0,0 +1,9 @@
+-- +goose Up
+CREATE TABLE payees (
+        id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
+        budget_id uuid NOT NULL REFERENCES budgets (id) ON DELETE CASCADE,
+        name varchar(50) NOT NULL
+);
+
+-- +goose Down
+DROP TABLE payees;

postgres/schema/0007_category-groups.sql

@@ -0,0 +1,9 @@
+-- +goose Up
+CREATE TABLE category_groups (
+    id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
+    budget_id uuid NOT NULL REFERENCES budgets (id) ON DELETE CASCADE,
+    name varchar(50) NOT NULL
+);
+
+-- +goose Down
+DROP TABLE category_groups;

postgres/schema/0008_categories.sql

@@ -0,0 +1,12 @@
+-- +goose Up
+CREATE TABLE categories (
+    id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
+    category_group_id uuid NOT NULL REFERENCES category_groups (id) ON DELETE CASCADE,
+    name varchar(50) NOT NULL
+);
+ALTER TABLE budgets ADD COLUMN
+    income_category_id uuid NOT NULL REFERENCES categories (id) DEFERRABLE INITIALLY DEFERRED;
+
+-- +goose Down
+ALTER TABLE budgets DROP COLUMN income_category_id;
+DROP TABLE categories;

postgres/schema/0009_transactions.sql

@@ -0,0 +1,16 @@
+-- +goose Up
+CREATE TABLE transactions (
+    id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
+    date date NOT NULL,
+    memo text NOT NULL,
+    amount decimal(12,2) NOT NULL,
+    account_id uuid NOT NULL REFERENCES accounts (id),
+    category_id uuid REFERENCES categories (id),
+    payee_id uuid REFERENCES payees (id)
+);
+ALTER TABLE "transactions" ADD FOREIGN KEY ("account_id") REFERENCES "accounts" ("id");
+ALTER TABLE "transactions" ADD FOREIGN KEY ("payee_id") REFERENCES "payees" ("id");
+ALTER TABLE "transactions" ADD FOREIGN KEY ("category_id") REFERENCES "categories" ("id");
+
+-- +goose Down
+DROP TABLE transactions;

postgres/schema/0011_views-for-months.sql

@@ -0,0 +1,17 @@
+-- +goose Up
+CREATE VIEW transactions_by_month AS 
+        SELECT date_trunc('month', transactions.date)::date as date, transactions.category_id, accounts.budget_id, SUM(amount) as amount
+        FROM transactions
+        INNER JOIN accounts ON accounts.id = transactions.account_id
+        GROUP BY date_trunc('month', transactions.date), transactions.category_id, accounts.budget_id;
+
+CREATE VIEW assignments_by_month AS 
+        SELECT date_trunc('month', assignments.date)::date as date, assignments.category_id, category_groups.budget_id, SUM(amount) as amount
+        FROM assignments
+        INNER JOIN categories ON categories.id = assignments.category_id
+        INNER JOIN category_groups ON categories.category_group_id = category_groups.id
+        GROUP BY date_trunc('month', assignments.date), assignments.category_id, category_groups.budget_id;
+
+-- +goose Down
+DROP VIEW transactions_by_month;
+DROP VIEW assignments_by_month;

postgres/schema/0012_add-group-id.sql

@@ -0,0 +1,5 @@
+-- +goose Up
+ALTER TABLE transactions ADD COLUMN group_id uuid NULL;
+
+-- +goose Down
+ALTER TABLE transactions DROP COLUMN group_id;

postgres/schema/0013_add-transaction-status.sql

@@ -0,0 +1,12 @@
+-- +goose Up
+CREATE TYPE transaction_status AS ENUM (
+  'Reconciled',
+  'Cleared',
+  'Uncleared'
+);
+
+ALTER TABLE transactions ADD COLUMN status transaction_status NOT NULL DEFAULT 'Uncleared';
+
+-- +goose Down
+ALTER TABLE transactions DROP COLUMN status;
+DROP TYPE transaction_status;

postgres/schema/0014_enable-fuzzy-match-module.sql

@@ -0,0 +1,5 @@
+-- +goose Up
+CREATE EXTENSION IF NOT EXISTS "fuzzystrmatch";
+
+-- +goose Down
+DROP EXTENSION "fuzzystrmatch";

postgres/schema/0015_transactions-view.sql

@@ -0,0 +1,25 @@
+-- +goose Up
+CREATE VIEW display_transactions AS 
+        SELECT  transactions.id, transactions.date, transactions.memo, 
+                transactions.amount, transactions.group_id, transactions.status,
+                accounts.name as account, transactions.payee_id, transactions.category_id,
+                COALESCE(payees.name, '') as payee, 
+                COALESCE(category_groups.name, '') as category_group, 
+                COALESCE(categories.name, '') as category,
+                COALESCE((
+                SELECT CONCAT(otherAccounts.name) 
+                FROM transactions otherTransactions 
+                LEFT JOIN accounts otherAccounts ON otherAccounts.id = otherTransactions.account_id
+                WHERE otherTransactions.group_id = transactions.group_id 
+                AND otherTransactions.id != transactions.id
+                ), '')::text as transfer_account,
+                accounts.budget_id, transactions.account_id
+        FROM transactions 
+        INNER JOIN accounts ON accounts.id = transactions.account_id
+        LEFT JOIN payees ON payees.id = transactions.payee_id
+        LEFT JOIN categories ON categories.id = transactions.category_id
+        LEFT JOIN category_groups ON category_groups.id = categories.category_group_id
+        ORDER BY transactions.date DESC;
+
+-- +goose Down
+DROP VIEW display_transactions;

postgres/schema/0016_closed-accounts.sql

@@ -0,0 +1,5 @@
+-- +goose Up
+ALTER TABLE accounts ADD COLUMN is_open BOOLEAN NOT NULL DEFAULT TRUE;
+
+-- +goose Down
+ALTER TABLE accounts DROP COLUMN is_open;

postgres/schema/0017_natural-key-assignments.sql

@@ -0,0 +1,6 @@
+-- +goose Up
+ALTER TABLE assignments DROP id;
+ALTER TABLE assignments ADD PRIMARY KEY (category_id, date);
+
+-- +goose Down
+ALTER TABLE assignments ADD COLUMN id uuid DEFAULT uuid_generate_v4() PRIMARY KEY;

postgres/schema/0018_reconciled-on.sql

@@ -0,0 +1,12 @@
+-- +goose Up
+ALTER TABLE accounts ADD COLUMN last_reconciled date NULL;
+UPDATE accounts
+SET last_reconciled = (
+    SELECT MAX(transactions.date)
+    FROM transactions
+    WHERE transactions.account_id = accounts.id
+    AND transactions.status = 'Reconciled'
+);
+
+-- +goose Down
+ALTER TABLE accounts DROP COLUMN last_reconciled;

postgres/schema/202112021109_initial.sql

@@ -1,66 +0,0 @@
--- +goose Up
-CREATE TABLE budgets (
-    id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
-    name text NOT NULL,
-    last_modification timestamp with time zone
-);
-
-CREATE TABLE users (
-    id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
-    email text NOT NULL,
-    name text NOT NULL,
-    password text NOT NULL,
-    last_login timestamp with time zone
-);
-
-CREATE TABLE user_budgets (
-    user_id uuid NOT NULL REFERENCES users (id) ON DELETE CASCADE,
-    budget_id uuid NOT NULL REFERENCES budgets (id) ON DELETE CASCADE
-);
-
-CREATE TABLE accounts (
-        id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
-        budget_id uuid NOT NULL REFERENCES budgets (id) ON DELETE CASCADE,
-        name varchar(50) NOT NULL
-);
-
-CREATE TABLE payees (
-        id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
-        budget_id uuid NOT NULL REFERENCES budgets (id) ON DELETE CASCADE,
-        name varchar(50) NOT NULL
-);
-
-CREATE TABLE category_groups (
-    id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
-    budget_id uuid NOT NULL REFERENCES budgets (id) ON DELETE CASCADE,
-    name varchar(50) NOT NULL
-);
-
-CREATE TABLE categories (
-    id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
-    category_group_id uuid NOT NULL REFERENCES category_groups (id) ON DELETE CASCADE,
-    name varchar(50) NOT NULL
-);
-
-CREATE TABLE transactions (
-    id uuid DEFAULT uuid_generate_v4() PRIMARY KEY,
-    date date NOT NULL,
-    memo text NOT NULL,
-    amount decimal(12,2) NOT NULL,
-    account_id uuid NOT NULL REFERENCES accounts (id),
-    category_id uuid REFERENCES categories (id),
-    payee_id uuid REFERENCES payees (id)
-);
-ALTER TABLE "transactions" ADD FOREIGN KEY ("account_id") REFERENCES "accounts" ("id");
-ALTER TABLE "transactions" ADD FOREIGN KEY ("payee_id") REFERENCES "payees" ("id");
-ALTER TABLE "transactions" ADD FOREIGN KEY ("category_id") REFERENCES "categories" ("id");
-
--- +goose Down
-DROP TABLE transactions;
-DROP TABLE accounts;
-DROP TABLE payees;
-DROP TABLE categories;
-DROP TABLE category_groups;
-DROP TABLE user_budgets;
-DROP TABLE budgets;
-DROP TABLE users;

postgres/transactions.sql.go

@@ -7,26 +7,29 @@ import (
 	"context"
 	"time"
 
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
 	"github.com/google/uuid"
 )
 
 const createTransaction = `-- name: CreateTransaction :one
 INSERT INTO transactions
-(date, memo, amount, account_id, payee_id, category_id)
-VALUES ($1, $2, $3, $4, $5, $6)
-RETURNING id, date, memo, amount, account_id, category_id, payee_id
+(date, memo, amount, account_id, payee_id, category_id, group_id, status)
+VALUES ($1, $2, $3, $4, $5, $6, $7, $8)
+RETURNING id
 `
 
 type CreateTransactionParams struct {
 	Date       time.Time
 	Memo       string
-	Amount     Numeric
+	Amount     numeric.Numeric
 	AccountID  uuid.UUID
 	PayeeID    uuid.NullUUID
 	CategoryID uuid.NullUUID
+	GroupID    uuid.NullUUID
+	Status     TransactionStatus
 }
 
-func (q *Queries) CreateTransaction(ctx context.Context, arg CreateTransactionParams) (Transaction, error) {
+func (q *Queries) CreateTransaction(ctx context.Context, arg CreateTransactionParams) (uuid.UUID, error) {
 	row := q.db.QueryRowContext(ctx, createTransaction,
 		arg.Date,
 		arg.Memo,
@@ -34,18 +37,12 @@ func (q *Queries) CreateTransaction(ctx context.Context, arg CreateTransactionPa
 		arg.AccountID,
 		arg.PayeeID,
 		arg.CategoryID,
+		arg.GroupID,
+		arg.Status,
 	)
-	var i Transaction
-	err := row.Scan(
-		&i.ID,
-		&i.Date,
-		&i.Memo,
-		&i.Amount,
-		&i.AccountID,
-		&i.CategoryID,
-		&i.PayeeID,
-	)
-	return i, err
+	var id uuid.UUID
+	err := row.Scan(&id)
+	return id, err
 }
 
 const deleteAllTransactions = `-- name: DeleteAllTransactions :execrows
@@ -63,48 +60,155 @@ func (q *Queries) DeleteAllTransactions(ctx context.Context, budgetID uuid.UUID)
 	return result.RowsAffected()
 }
 
+const deleteTransaction = `-- name: DeleteTransaction :exec
+DELETE FROM transactions
+WHERE id = $1
+`
+
+func (q *Queries) DeleteTransaction(ctx context.Context, id uuid.UUID) error {
+	_, err := q.db.ExecContext(ctx, deleteTransaction, id)
+	return err
+}
+
+const getAllTransactionsForBudget = `-- name: GetAllTransactionsForBudget :many
+SELECT  t.id, t.date, t.memo, t.amount, t.group_id, t.status, t.account, t.payee_id, t.category_id, t.payee, t.category_group, t.category, t.transfer_account, t.budget_id, t.account_id
+FROM display_transactions AS t
+WHERE t.budget_id = $1
+`
+
+func (q *Queries) GetAllTransactionsForBudget(ctx context.Context, budgetID uuid.UUID) ([]DisplayTransaction, error) {
+	rows, err := q.db.QueryContext(ctx, getAllTransactionsForBudget, budgetID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []DisplayTransaction
+	for rows.Next() {
+		var i DisplayTransaction
+		if err := rows.Scan(
+			&i.ID,
+			&i.Date,
+			&i.Memo,
+			&i.Amount,
+			&i.GroupID,
+			&i.Status,
+			&i.Account,
+			&i.PayeeID,
+			&i.CategoryID,
+			&i.Payee,
+			&i.CategoryGroup,
+			&i.Category,
+			&i.TransferAccount,
+			&i.BudgetID,
+			&i.AccountID,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const getTransaction = `-- name: GetTransaction :one
+SELECT id, date, memo, amount, group_id, status, account, payee_id, category_id, payee, category_group, category, transfer_account, budget_id, account_id FROM display_transactions
+WHERE id = $1
+`
+
+func (q *Queries) GetTransaction(ctx context.Context, id uuid.UUID) (DisplayTransaction, error) {
+	row := q.db.QueryRowContext(ctx, getTransaction, id)
+	var i DisplayTransaction
+	err := row.Scan(
+		&i.ID,
+		&i.Date,
+		&i.Memo,
+		&i.Amount,
+		&i.GroupID,
+		&i.Status,
+		&i.Account,
+		&i.PayeeID,
+		&i.CategoryID,
+		&i.Payee,
+		&i.CategoryGroup,
+		&i.Category,
+		&i.TransferAccount,
+		&i.BudgetID,
+		&i.AccountID,
+	)
+	return i, err
+}
+
+const getTransactionsByMonthAndCategory = `-- name: GetTransactionsByMonthAndCategory :many
+SELECT date, category_id, budget_id, amount
+FROM transactions_by_month
+WHERE transactions_by_month.budget_id = $1
+`
+
+func (q *Queries) GetTransactionsByMonthAndCategory(ctx context.Context, budgetID uuid.UUID) ([]TransactionsByMonth, error) {
+	rows, err := q.db.QueryContext(ctx, getTransactionsByMonthAndCategory, budgetID)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []TransactionsByMonth
+	for rows.Next() {
+		var i TransactionsByMonth
+		if err := rows.Scan(
+			&i.Date,
+			&i.CategoryID,
+			&i.BudgetID,
+			&i.Amount,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
 const getTransactionsForAccount = `-- name: GetTransactionsForAccount :many
-SELECT  transactions.id, transactions.date, transactions.memo, transactions.amount,
-        accounts.name as account, COALESCE(payees.name, '') as payee, COALESCE(category_groups.name, '') as category_group, COALESCE(categories.name, '') as category
-FROM transactions 
-INNER JOIN accounts ON accounts.id = transactions.account_id
-LEFT JOIN payees ON payees.id = transactions.payee_id
-LEFT JOIN categories ON categories.id = transactions.category_id
-LEFT JOIN category_groups ON category_groups.id = categories.category_group_id
-WHERE transactions.account_id = $1
-ORDER BY transactions.date DESC
+SELECT  t.id, t.date, t.memo, t.amount, t.group_id, t.status, t.account, t.payee_id, t.category_id, t.payee, t.category_group, t.category, t.transfer_account, t.budget_id, t.account_id
+FROM display_transactions AS t
+WHERE t.account_id = $1
 LIMIT 200
 `
 
-type GetTransactionsForAccountRow struct {
-	ID            uuid.UUID
-	Date          time.Time
-	Memo          string
-	Amount        Numeric
-	Account       string
-	Payee         string
-	CategoryGroup string
-	Category      string
-}
-
-func (q *Queries) GetTransactionsForAccount(ctx context.Context, accountID uuid.UUID) ([]GetTransactionsForAccountRow, error) {
+func (q *Queries) GetTransactionsForAccount(ctx context.Context, accountID uuid.UUID) ([]DisplayTransaction, error) {
 	rows, err := q.db.QueryContext(ctx, getTransactionsForAccount, accountID)
 	if err != nil {
 		return nil, err
 	}
 	defer rows.Close()
-	var items []GetTransactionsForAccountRow
+	var items []DisplayTransaction
 	for rows.Next() {
-		var i GetTransactionsForAccountRow
+		var i DisplayTransaction
 		if err := rows.Scan(
 			&i.ID,
 			&i.Date,
 			&i.Memo,
 			&i.Amount,
+			&i.GroupID,
+			&i.Status,
 			&i.Account,
+			&i.PayeeID,
+			&i.CategoryID,
 			&i.Payee,
 			&i.CategoryGroup,
 			&i.Category,
+			&i.TransferAccount,
+			&i.BudgetID,
+			&i.AccountID,
 		); err != nil {
 			return nil, err
 		}
@@ -119,58 +223,44 @@ func (q *Queries) GetTransactionsForAccount(ctx context.Context, accountID uuid.
 	return items, nil
 }
 
-const getTransactionsForBudget = `-- name: GetTransactionsForBudget :many
-SELECT  transactions.id, transactions.date, transactions.memo, transactions.amount,
-        accounts.name as account, COALESCE(payees.name, '') as payee, COALESCE(category_groups.name, '') as category_group, COALESCE(categories.name, '') as category
-FROM transactions 
-INNER JOIN accounts ON accounts.id = transactions.account_id
-LEFT JOIN payees ON payees.id = transactions.payee_id
-LEFT JOIN categories ON categories.id = transactions.category_id
-LEFT JOIN category_groups ON category_groups.id = categories.category_group_id
-WHERE accounts.budget_id = $1
-ORDER BY transactions.date DESC
-LIMIT 200
+const setTransactionReconciled = `-- name: SetTransactionReconciled :exec
+UPDATE transactions
+SET status = 'Reconciled'
+WHERE id = $1
 `
 
-type GetTransactionsForBudgetRow struct {
-	ID            uuid.UUID
-	Date          time.Time
-	Memo          string
-	Amount        Numeric
-	Account       string
-	Payee         string
-	CategoryGroup string
-	Category      string
+func (q *Queries) SetTransactionReconciled(ctx context.Context, id uuid.UUID) error {
+	_, err := q.db.ExecContext(ctx, setTransactionReconciled, id)
+	return err
 }
 
-func (q *Queries) GetTransactionsForBudget(ctx context.Context, budgetID uuid.UUID) ([]GetTransactionsForBudgetRow, error) {
-	rows, err := q.db.QueryContext(ctx, getTransactionsForBudget, budgetID)
-	if err != nil {
-		return nil, err
-	}
-	defer rows.Close()
-	var items []GetTransactionsForBudgetRow
-	for rows.Next() {
-		var i GetTransactionsForBudgetRow
-		if err := rows.Scan(
-			&i.ID,
-			&i.Date,
-			&i.Memo,
-			&i.Amount,
-			&i.Account,
-			&i.Payee,
-			&i.CategoryGroup,
-			&i.Category,
-		); err != nil {
-			return nil, err
-		}
-		items = append(items, i)
-	}
-	if err := rows.Close(); err != nil {
-		return nil, err
-	}
-	if err := rows.Err(); err != nil {
-		return nil, err
-	}
-	return items, nil
+const updateTransaction = `-- name: UpdateTransaction :exec
+UPDATE transactions
+SET date = $1,
+    memo = $2,
+    amount = $3,
+    payee_id = $4,
+    category_id = $5
+WHERE id = $6
+`
+
+type UpdateTransactionParams struct {
+	Date       time.Time
+	Memo       string
+	Amount     numeric.Numeric
+	PayeeID    uuid.NullUUID
+	CategoryID uuid.NullUUID
+	ID         uuid.UUID
+}
+
+func (q *Queries) UpdateTransaction(ctx context.Context, arg UpdateTransactionParams) error {
+	_, err := q.db.ExecContext(ctx, updateTransaction,
+		arg.Date,
+		arg.Memo,
+		arg.Amount,
+		arg.PayeeID,
+		arg.CategoryID,
+		arg.ID,
+	)
+	return err
 }

postgres/ynab-export.go

@@ -0,0 +1,144 @@
+package postgres
+
+import (
+	"context"
+	"encoding/csv"
+	"fmt"
+	"io"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
+	"github.com/google/uuid"
+)
+
+type YNABExport struct {
+	queries  *Queries
+	budgetID uuid.UUID
+}
+
+func NewYNABExport(context context.Context, queries *Queries, budgetID uuid.UUID) (*YNABExport, error) {
+	return &YNABExport{
+		queries:  queries,
+		budgetID: budgetID,
+	}, nil
+}
+
+// ImportAssignments expects a TSV-file as exported by YNAB in the following format:
+// "Month"	"Category Group/Category"	"Category Group"	"Category"	"Budgeted"	"Activity"	"Available"
+// "Apr 2019"	"Income: Next Month"	"Income"	"Next Month"	0,00€	0,00€	0,00€
+//
+// Activity and Available are not imported, since they are determined by the transactions and historic assignments.
+func (ynab *YNABExport) ExportAssignments(context context.Context, w io.Writer) error {
+	csv := csv.NewWriter(w)
+	csv.Comma = '\t'
+
+	assignments, err := ynab.queries.GetAllAssignments(context, ynab.budgetID)
+	if err != nil {
+		return fmt.Errorf("load assignments: %w", err)
+	}
+
+	count := 0
+	for _, assignment := range assignments {
+		row := []string{
+			assignment.Date.Format("Jan 2006"),
+			assignment.Group + ": " + assignment.Category,
+			assignment.Group,
+			assignment.Category,
+			assignment.Amount.String() + "€",
+			numeric.Zero().String() + "€",
+			numeric.Zero().String() + "€",
+		}
+
+		err := csv.Write(row)
+		if err != nil {
+			return fmt.Errorf("write assignment: %w", err)
+		}
+		count++
+	}
+	csv.Flush()
+
+	fmt.Printf("Exported %d assignments\n", count)
+
+	return nil
+}
+
+// ImportTransactions expects a TSV-file as exported by YNAB in the following format:
+// "Account"	"Flag"	"Date"	"Payee"	"Category Group/Category"	"Category Group"	"Category"	"Memo"	"Outflow"	"Inflow"	"Cleared"
+// "Cash"	""	"11.12.2021"	"Transfer : Checking"	""	""	""	"Brought to bank"	500,00€	0,00€	"Cleared".
+func (ynab *YNABExport) ExportTransactions(context context.Context, w io.Writer) error {
+	csv := csv.NewWriter(w)
+	csv.Comma = '\t'
+
+	transactions, err := ynab.queries.GetAllTransactionsForBudget(context, ynab.budgetID)
+	if err != nil {
+		return fmt.Errorf("load transactions: %w", err)
+	}
+
+	header := []string{
+		"Account",
+		"Flag",
+		"Date",
+		"Payee",
+		"Category Group/Category",
+		"Category Group",
+		"Category",
+		"Memo",
+		"Outflow",
+		"Inflow",
+		"Cleared",
+	}
+
+	err = csv.Write(header)
+	if err != nil {
+		return fmt.Errorf("write transaction: %w", err)
+	}
+
+	count := 0
+	for _, transaction := range transactions {
+		row := GetTransactionRow(transaction)
+
+		err := csv.Write(row)
+		if err != nil {
+			return fmt.Errorf("write transaction: %w", err)
+		}
+		count++
+	}
+
+	csv.Flush()
+
+	fmt.Printf("Exported %d transactions\n", count)
+
+	return nil
+}
+
+func GetTransactionRow(transaction DisplayTransaction) []string {
+	row := []string{
+		transaction.Account,
+		"", // Flag
+		transaction.Date.Format("02.01.2006"),
+	}
+
+	if transaction.TransferAccount != "" {
+		row = append(row, "Transfer : "+transaction.TransferAccount)
+	} else {
+		row = append(row, transaction.Payee)
+	}
+
+	if transaction.CategoryGroup != "" && transaction.Category != "" {
+		row = append(row,
+			transaction.CategoryGroup+": "+transaction.Category,
+			transaction.CategoryGroup,
+			transaction.Category)
+	} else {
+		row = append(row, "", "", "")
+	}
+
+	row = append(row, transaction.Memo)
+
+	if transaction.Amount.IsPositive() {
+		row = append(row, numeric.Zero().String()+"€", transaction.Amount.String()+"€")
+	} else {
+		row = append(row, transaction.Amount.String()[1:]+"€", numeric.Zero().String()+"€")
+	}
+
+	return append(row, string(transaction.Status))
+}

postgres/ynab-import.go

@@ -0,0 +1,396 @@
+package postgres
+
+import (
+	"context"
+	"encoding/csv"
+	"fmt"
+	"io"
+	"strings"
+	"time"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
+	"github.com/google/uuid"
+)
+
+type YNABImport struct {
+	accounts       []Account
+	payees         []Payee
+	categories     []GetCategoriesRow
+	categoryGroups []CategoryGroup
+	queries        *Queries
+	budgetID       uuid.UUID
+}
+
+func NewYNABImport(context context.Context, queries *Queries, budgetID uuid.UUID) (*YNABImport, error) {
+	accounts, err := queries.GetAccounts(context, budgetID)
+	if err != nil {
+		return nil, err
+	}
+
+	payees, err := queries.GetPayees(context, budgetID)
+	if err != nil {
+		return nil, err
+	}
+
+	categories, err := queries.GetCategories(context, budgetID)
+	if err != nil {
+		return nil, err
+	}
+
+	categoryGroups, err := queries.GetCategoryGroups(context, budgetID)
+	if err != nil {
+		return nil, err
+	}
+
+	return &YNABImport{
+		accounts:       accounts,
+		payees:         payees,
+		categories:     categories,
+		categoryGroups: categoryGroups,
+		queries:        queries,
+		budgetID:       budgetID,
+	}, nil
+}
+
+// ImportAssignments expects a TSV-file as exported by YNAB in the following format:
+// "Month"	"Category Group/Category"	"Category Group"	"Category"	"Budgeted"	"Activity"	"Available"
+// "Apr 2019"	"Income: Next Month"	"Income"	"Next Month"	0,00€	0,00€	0,00€
+//
+// Activity and Available are not imported, since they are determined by the transactions and historic assignments.
+func (ynab *YNABImport) ImportAssignments(context context.Context, r io.Reader) error {
+	csv := csv.NewReader(r)
+	csv.Comma = '\t'
+	csv.LazyQuotes = true
+
+	csvData, err := csv.ReadAll()
+	if err != nil {
+		return fmt.Errorf("read from tsv: %w", err)
+	}
+
+	count := 0
+	for _, record := range csvData[1:] {
+		dateString := record[0]
+		date, err := time.Parse("Jan 2006", dateString)
+		if err != nil {
+			return fmt.Errorf("parse date %s: %w", dateString, err)
+		}
+
+		categoryGroup, categoryName := record[2], record[3] // also in 1 joined by :
+		category, err := ynab.GetCategory(context, categoryGroup, categoryName)
+		if err != nil {
+			return fmt.Errorf("get category %s/%s: %w", categoryGroup, categoryName, err)
+		}
+
+		amountString := record[4]
+		amount, err := GetAmount(amountString, "0,00€")
+		if err != nil {
+			return fmt.Errorf("parse amount %s: %w", amountString, err)
+		}
+
+		if amount.Int.Int64() == 0 {
+			continue
+		}
+
+		assignment := UpdateAssignmentWithDifferenceParams{
+			Date:       date,
+			CategoryID: category.UUID,
+			Amount:     amount,
+		}
+		err = ynab.queries.UpdateAssignmentWithDifference(context, assignment)
+		if err != nil {
+			return fmt.Errorf("save assignment %v: %w", assignment, err)
+		}
+
+		count++
+	}
+
+	fmt.Printf("Imported %d assignments\n", count)
+
+	return nil
+}
+
+type Transfer struct {
+	CreateTransactionParams
+	TransferToAccount *Account
+	FromAccount       string
+	ToAccount         string
+}
+
+// ImportTransactions expects a TSV-file as exported by YNAB in the following format:
+// "Account"	"Flag"	"Date"	"Payee"	"Category Group/Category"	"Category Group"	"Category"	"Memo"	"Outflow"	"Inflow"	"Cleared"
+// "Cash"	""	"11.12.2021"	"Transfer : Checking"	""	""	""	"Brought to bank"	500,00€	0,00€	"Cleared".
+func (ynab *YNABImport) ImportTransactions(context context.Context, r io.Reader) error {
+	csv := csv.NewReader(r)
+	csv.Comma = '\t'
+	csv.LazyQuotes = true
+
+	csvData, err := csv.ReadAll()
+	if err != nil {
+		return fmt.Errorf("read from tsv: %w", err)
+	}
+
+	var openTransfers []Transfer
+
+	count := 0
+	for _, record := range csvData[1:] {
+		transaction, err := ynab.GetTransaction(context, record)
+		if err != nil {
+			return err
+		}
+
+		payeeName := record[3]
+		// Transaction is a transfer
+		if strings.HasPrefix(payeeName, "Transfer : ") {
+			err = ynab.ImportTransferTransaction(context, payeeName, transaction.CreateTransactionParams,
+				&openTransfers, transaction.Account, transaction.Amount)
+		} else {
+			err = ynab.ImportRegularTransaction(context, payeeName, transaction.CreateTransactionParams)
+		}
+		if err != nil {
+			return err
+		}
+
+		count++
+	}
+
+	for _, openTransfer := range openTransfers {
+		fmt.Printf("Saving unmatched transfer from %s to %s on %s over %f as regular transaction\n",
+			openTransfer.FromAccount, openTransfer.ToAccount, openTransfer.Date, openTransfer.Amount.GetFloat64())
+		_, err = ynab.queries.CreateTransaction(context, openTransfer.CreateTransactionParams)
+		if err != nil {
+			return fmt.Errorf("save transaction %v: %w", openTransfer.CreateTransactionParams, err)
+		}
+	}
+
+	fmt.Printf("Imported %d transactions\n", count)
+
+	return nil
+}
+
+type NewTransaction struct {
+	CreateTransactionParams
+	Account *Account
+}
+
+func (ynab *YNABImport) GetTransaction(context context.Context, record []string) (NewTransaction, error) {
+	accountName := record[0]
+	account, err := ynab.GetAccount(context, accountName)
+	if err != nil {
+		return NewTransaction{}, fmt.Errorf("get account %s: %w", accountName, err)
+	}
+
+	// flag := record[1]
+
+	dateString := record[2]
+	date, err := time.Parse("02.01.2006", dateString)
+	if err != nil {
+		return NewTransaction{}, fmt.Errorf("parse date %s: %w", dateString, err)
+	}
+
+	categoryGroup, categoryName := record[5], record[6] // also in 4 joined by :
+	category, err := ynab.GetCategory(context, categoryGroup, categoryName)
+	if err != nil {
+		return NewTransaction{}, fmt.Errorf("get category %s/%s: %w", categoryGroup, categoryName, err)
+	}
+
+	memo := record[7]
+
+	outflow := record[8]
+	inflow := record[9]
+	amount, err := GetAmount(inflow, outflow)
+	if err != nil {
+		return NewTransaction{}, fmt.Errorf("parse amount from (%s/%s): %w", inflow, outflow, err)
+	}
+
+	statusEnum := TransactionStatusUncleared
+	status := record[10]
+	switch status {
+	case "Cleared":
+		statusEnum = TransactionStatusCleared
+	case "Reconciled":
+		statusEnum = TransactionStatusReconciled
+	case "Uncleared":
+	}
+
+	return NewTransaction{
+		CreateTransactionParams: CreateTransactionParams{
+			Date:       date,
+			Memo:       memo,
+			AccountID:  account.ID,
+			CategoryID: category,
+			Amount:     amount,
+			Status:     statusEnum,
+		},
+		Account: account,
+	}, nil
+}
+
+func (ynab *YNABImport) ImportRegularTransaction(context context.Context, payeeName string,
+	transaction CreateTransactionParams,
+) error {
+	payeeID, err := ynab.GetPayee(context, payeeName)
+	if err != nil {
+		return fmt.Errorf("get payee %s: %w", payeeName, err)
+	}
+	transaction.PayeeID = payeeID
+
+	_, err = ynab.queries.CreateTransaction(context, transaction)
+	if err != nil {
+		return fmt.Errorf("save transaction %v: %w", transaction, err)
+	}
+	return nil
+}
+
+func (ynab *YNABImport) ImportTransferTransaction(context context.Context, payeeName string,
+	transaction CreateTransactionParams, openTransfers *[]Transfer,
+	account *Account, amount numeric.Numeric,
+) error {
+	transferToAccountName := payeeName[11:]
+	transferToAccount, err := ynab.GetAccount(context, transferToAccountName)
+	if err != nil {
+		return fmt.Errorf("get transfer account %s: %w", transferToAccountName, err)
+	}
+
+	transfer := Transfer{
+		transaction,
+		transferToAccount,
+		account.Name,
+		transferToAccountName,
+	}
+
+	found := false
+	for i, openTransfer := range *openTransfers {
+		if openTransfer.TransferToAccount.ID != transfer.AccountID {
+			continue
+		}
+		if openTransfer.AccountID != transfer.TransferToAccount.ID {
+			continue
+		}
+		if openTransfer.Amount.GetFloat64() != -1*transfer.Amount.GetFloat64() {
+			continue
+		}
+
+		fmt.Printf("Matched transfers from %s to %s over %f\n", account.Name, transferToAccount.Name, amount.GetFloat64())
+		transfers := *openTransfers
+		transfers[i] = transfers[len(transfers)-1]
+		*openTransfers = transfers[:len(transfers)-1]
+		found = true
+
+		groupID := uuid.New()
+		transfer.GroupID = uuid.NullUUID{UUID: groupID, Valid: true}
+		openTransfer.GroupID = uuid.NullUUID{UUID: groupID, Valid: true}
+
+		_, err = ynab.queries.CreateTransaction(context, transfer.CreateTransactionParams)
+		if err != nil {
+			return fmt.Errorf("save transaction %v: %w", transfer.CreateTransactionParams, err)
+		}
+		_, err = ynab.queries.CreateTransaction(context, openTransfer.CreateTransactionParams)
+		if err != nil {
+			return fmt.Errorf("save transaction %v: %w", openTransfer.CreateTransactionParams, err)
+		}
+		break
+	}
+
+	if !found {
+		*openTransfers = append(*openTransfers, transfer)
+	}
+	return nil
+}
+
+func GetAmount(inflow string, outflow string) (numeric.Numeric, error) {
+	in, err := numeric.ParseCurrency(inflow)
+	if err != nil {
+		return in, fmt.Errorf("parse inflow: %w", err)
+	}
+
+	if !in.IsZero() {
+		return in, nil
+	}
+
+	// if inflow is zero, use outflow
+	out, err := numeric.ParseCurrency("-" + outflow)
+	if err != nil {
+		return out, fmt.Errorf("parse outflow: %w", err)
+	}
+	return out, nil
+}
+
+func (ynab *YNABImport) GetAccount(context context.Context, name string) (*Account, error) {
+	for _, acc := range ynab.accounts {
+		if acc.Name == name {
+			return &acc, nil
+		}
+	}
+
+	account, err := ynab.queries.CreateAccount(context, CreateAccountParams{Name: name, BudgetID: ynab.budgetID})
+	if err != nil {
+		return nil, err
+	}
+
+	ynab.accounts = append(ynab.accounts, account)
+	return &account, nil
+}
+
+func (ynab *YNABImport) GetPayee(context context.Context, name string) (uuid.NullUUID, error) {
+	if name == "" {
+		return uuid.NullUUID{}, nil
+	}
+
+	for _, pay := range ynab.payees {
+		if pay.Name == name {
+			return uuid.NullUUID{UUID: pay.ID, Valid: true}, nil
+		}
+	}
+
+	payee, err := ynab.queries.CreatePayee(context, CreatePayeeParams{Name: name, BudgetID: ynab.budgetID})
+	if err != nil {
+		return uuid.NullUUID{}, err
+	}
+
+	ynab.payees = append(ynab.payees, payee)
+	return uuid.NullUUID{UUID: payee.ID, Valid: true}, nil
+}
+
+func (ynab *YNABImport) GetCategory(context context.Context, group string, name string) (uuid.NullUUID, error) { //nolint
+	if group == "" || name == "" {
+		return uuid.NullUUID{}, nil
+	}
+
+	for _, category := range ynab.categories {
+		if category.Name == name && category.Group == group {
+			return uuid.NullUUID{UUID: category.ID, Valid: true}, nil
+		}
+	}
+
+	var categoryGroup CategoryGroup
+	for _, existingGroup := range ynab.categoryGroups {
+		if existingGroup.Name == group {
+			categoryGroup = existingGroup
+		}
+	}
+
+	if categoryGroup.Name == "" {
+		newGroup := CreateCategoryGroupParams{Name: group, BudgetID: ynab.budgetID}
+		var err error
+		categoryGroup, err = ynab.queries.CreateCategoryGroup(context, newGroup)
+		if err != nil {
+			return uuid.NullUUID{}, err
+		}
+		ynab.categoryGroups = append(ynab.categoryGroups, categoryGroup)
+	}
+
+	newCategory := CreateCategoryParams{Name: name, CategoryGroupID: categoryGroup.ID}
+	category, err := ynab.queries.CreateCategory(context, newCategory)
+	if err != nil {
+		return uuid.NullUUID{}, err
+	}
+
+	getCategory := GetCategoriesRow{
+		ID:              category.ID,
+		CategoryGroupID: category.CategoryGroupID,
+		Name:            category.Name,
+		Group:           categoryGroup.Name,
+	}
+	ynab.categories = append(ynab.categories, getCategory)
+	return uuid.NullUUID{UUID: category.ID, Valid: true}, nil
+}

server/account.go

@@ -0,0 +1,73 @@
+package server
+
+import (
+	"net/http"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+func (h *Handler) transactionsForAccount(c *gin.Context) {
+	accountID := c.Param("accountid")
+	accountUUID, err := uuid.Parse(accountID)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	account, err := h.Service.GetAccount(c.Request.Context(), accountUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusNotFound, err)
+		return
+	}
+
+	transactions, err := h.Service.GetTransactionsForAccount(c.Request.Context(), accountUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusNotFound, err)
+		return
+	}
+
+	c.JSON(http.StatusOK, TransactionsResponse{account, transactions})
+}
+
+type TransactionsResponse struct {
+	Account      postgres.Account
+	Transactions []postgres.DisplayTransaction
+}
+
+type EditAccountRequest struct {
+	Name     string `json:"name"`
+	OnBudget bool   `json:"onBudget"`
+	IsOpen   bool   `json:"isOpen"`
+}
+
+func (h *Handler) editAccount(c *gin.Context) {
+	accountID := c.Param("accountid")
+	accountUUID, err := uuid.Parse(accountID)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	var request EditAccountRequest
+	err = c.BindJSON(&request)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	updateParams := postgres.UpdateAccountParams{
+		Name:     request.Name,
+		OnBudget: request.OnBudget,
+		IsOpen:   request.IsOpen,
+		ID:       accountUUID,
+	}
+	account, err := h.Service.UpdateAccount(c.Request.Context(), updateParams)
+	if err != nil {
+		c.AbortWithError(http.StatusNotFound, err)
+		return
+	}
+
+	h.returnBudgetingData(c, account.BudgetID)
+}

server/account_test.go

@@ -0,0 +1,87 @@
+package server
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/http/httptest"
+	"strings"
+	"testing"
+
+	"git.javil.eu/jacob1123/budgeteer/bcrypt"
+	"git.javil.eu/jacob1123/budgeteer/jwt"
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	txdb "github.com/DATA-DOG/go-txdb"
+	"github.com/gin-gonic/gin"
+)
+
+func init() { //nolint:gochecknoinits
+	txdb.Register("pgtx", "pgx", "postgres://budgeteer_test:budgeteer_test@localhost:5432/budgeteer_test")
+}
+
+func TestRegisterUser(t *testing.T) { //nolint:funlen
+	t.Parallel()
+	database, err := postgres.Connect("pgtx", "example")
+	if err != nil {
+		fmt.Printf("could not connect to db: %s\n", err)
+		t.Skip()
+		return
+	}
+
+	tokenVerifier, _ := jwt.NewTokenVerifier("this_is_my_demo_secret_for_unit_tests")
+	h := Handler{
+		Service:             database,
+		TokenVerifier:       tokenVerifier,
+		CredentialsVerifier: &bcrypt.Verifier{},
+	}
+
+	recorder := httptest.NewRecorder()
+	context, engine := gin.CreateTestContext(recorder)
+	h.LoadRoutes(engine)
+
+	t.Run("RegisterUser", func(t *testing.T) {
+		t.Parallel()
+		context.Request, err = http.NewRequest(
+			http.MethodPost,
+			"/api/v1/user/register",
+			strings.NewReader(`{"password":"pass","email":"info@example.com","name":"Test"}`))
+		if err != nil {
+			t.Errorf("error creating request: %s", err)
+			return
+		}
+
+		h.registerPost(context)
+
+		if recorder.Code != http.StatusOK {
+			t.Errorf("handler returned wrong status code: got %v want %v", recorder.Code, http.StatusOK)
+		}
+
+		var response LoginResponse
+		err = json.NewDecoder(recorder.Body).Decode(&response)
+		if err != nil {
+			t.Error(err.Error())
+			t.Error("Error registering")
+		}
+		if len(response.Token) == 0 {
+			t.Error("Did not get a token")
+		}
+	})
+
+	t.Run("GetTransactions", func(t *testing.T) {
+		t.Parallel()
+		context.Request, err = http.NewRequest(http.MethodGet, "/account/accountid/transactions", nil)
+		if recorder.Code != http.StatusOK {
+			t.Errorf("handler returned wrong status code: got %v want %v", recorder.Code, http.StatusOK)
+		}
+
+		var response TransactionsResponse
+		err = json.NewDecoder(recorder.Body).Decode(&response)
+		if err != nil {
+			t.Error(err.Error())
+			t.Error("Error retreiving list of transactions.")
+		}
+		if len(response.Transactions) == 0 {
+			t.Error("Did not get any transactions.")
+		}
+	})
+}

server/admin.go

@@ -0,0 +1,112 @@
+package server
+
+import (
+	"fmt"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+	"github.com/pressly/goose/v3"
+)
+
+func (h *Handler) clearDatabase(c *gin.Context) {
+	if err := goose.Reset(h.Service.DB, "schema"); err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+	}
+
+	if err := goose.Up(h.Service.DB, "schema"); err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+	}
+}
+
+func (h *Handler) deleteBudget(c *gin.Context) {
+	budgetID := c.Param("budgetid")
+	budgetUUID, err := uuid.Parse(budgetID)
+	if err != nil {
+		c.AbortWithStatus(http.StatusBadRequest)
+		return
+	}
+
+	h.clearBudgetData(c, budgetUUID)
+
+	err = h.Service.DeleteBudget(c.Request.Context(), budgetUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+}
+
+func (h *Handler) clearBudgetData(c *gin.Context, budgetUUID uuid.UUID) {
+	rows, err := h.Service.DeleteAllAssignments(c.Request.Context(), budgetUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	fmt.Printf("Deleted %d assignments\n", rows)
+
+	rows, err = h.Service.DeleteAllTransactions(c.Request.Context(), budgetUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	fmt.Printf("Deleted %d transactions\n", rows)
+}
+
+func (h *Handler) clearBudget(c *gin.Context) {
+	budgetID := c.Param("budgetid")
+	budgetUUID, err := uuid.Parse(budgetID)
+	if err != nil {
+		c.AbortWithStatus(http.StatusBadRequest)
+		return
+	}
+
+	h.clearBudgetData(c, budgetUUID)
+}
+
+func (h *Handler) cleanNegativeBudget(c *gin.Context) {
+	/*budgetID := c.Param("budgetid")
+	budgetUUID, err := uuid.Parse(budgetID)
+	if err != nil {
+		c.Redirect(http.StatusTemporaryRedirect, "/login")
+		return
+	}*/
+
+	/*min_date, err := h.Service.GetFirstActivity(c.Request.Context(), budgetUUID)
+	date := getFirstOfMonthTime(min_date)
+	for {
+		nextDate := date.AddDate(0, 1, 0)
+		params := postgres.GetCategoriesWithBalanceParams{
+			BudgetID: budgetUUID,
+			ToDate:   nextDate,
+			FromDate: date,
+		}
+		categories, err := h.Service.GetCategoriesWithBalance(c.Request.Context(), params)
+		if err != nil {
+			c.AbortWithError(http.StatusInternalServerError, err)
+			return
+		}
+
+		for _, category := range categories {
+			available := category.Available.GetFloat64()
+			if available >= 0 {
+				continue
+			}
+			var negativeAvailable postgres.Numeric
+			negativeAvailable.Set(-available)
+			createAssignment := postgres.CreateAssignmentParams{
+				Date:       nextDate.AddDate(0, 0, -1),
+				Amount:     negativeAvailable,
+				CategoryID: category.ID,
+			}
+			h.Service.CreateAssignment(c.Request.Context(), createAssignment)
+		}
+
+		if nextDate.Before(time.Now()) {
+			date = nextDate
+		} else {
+			break
+		}
+	}*/
+}

server/autocomplete.go

@@ -0,0 +1,72 @@
+package server
+
+import (
+	"net/http"
+	"strings"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+func (h *Handler) autocompleteCategories(c *gin.Context) {
+	budgetID := c.Param("budgetid")
+	budgetUUID, err := uuid.Parse(budgetID)
+	if err != nil {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"budgetid missing from URL"})
+		return
+	}
+
+	query := c.Request.URL.Query().Get("s")
+	searchParams := postgres.SearchCategoriesParams{
+		BudgetID: budgetUUID,
+		Search:   "%" + query + "%",
+	}
+	categories, err := h.Service.SearchCategories(c.Request.Context(), searchParams)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	c.JSON(http.StatusOK, categories)
+}
+
+func (h *Handler) autocompletePayee(c *gin.Context) {
+	budgetID := c.Param("budgetid")
+	budgetUUID, err := uuid.Parse(budgetID)
+	if err != nil {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"budgetid missing from URL"})
+		return
+	}
+
+	query := c.Request.URL.Query().Get("s")
+
+	transferPrefix := "Transfer"
+	if strings.HasPrefix(query, transferPrefix) {
+		searchParams := postgres.SearchAccountsParams{
+			BudgetID: budgetUUID,
+			Search:   "%" + strings.Trim(query[len(transferPrefix):], " \t\n:") + "%",
+		}
+
+		accounts, err := h.Service.SearchAccounts(c.Request.Context(), searchParams)
+		if err != nil {
+			c.AbortWithError(http.StatusInternalServerError, err)
+			return
+		}
+
+		c.JSON(http.StatusOK, accounts)
+	} else {
+		searchParams := postgres.SearchPayeesParams{
+			BudgetID: budgetUUID,
+			Search:   query + "%",
+		}
+
+		payees, err := h.Service.SearchPayees(c.Request.Context(), searchParams)
+		if err != nil {
+			c.AbortWithError(http.StatusInternalServerError, err)
+			return
+		}
+
+		c.JSON(http.StatusOK, payees)
+	}
+}

server/budget.go

@@ -0,0 +1,33 @@
+package server
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+type newBudgetInformation struct {
+	Name string `json:"name"`
+}
+
+func (h *Handler) newBudget(c *gin.Context) {
+	var newBudget newBudgetInformation
+	if err := c.BindJSON(&newBudget); err != nil {
+		c.AbortWithError(http.StatusNotAcceptable, err)
+		return
+	}
+
+	if newBudget.Name == "" {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"budget name is required"})
+		return
+	}
+
+	userID := MustGetToken(c).GetID()
+	budget, err := h.Service.NewBudget(c.Request.Context(), newBudget.Name, userID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	c.JSON(http.StatusOK, budget)
+}

server/budgeting.go

@@ -0,0 +1,200 @@
+package server
+
+import (
+	"fmt"
+	"net/http"
+	"time"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+func getFirstOfMonth(year, month int, location *time.Location) time.Time {
+	return time.Date(year, time.Month(month), 1, 0, 0, 0, 0, location)
+}
+
+func getFirstOfMonthTime(date time.Time) time.Time {
+	var monthM time.Month
+	year, monthM, _ := date.Date()
+	month := int(monthM)
+	return getFirstOfMonth(year, month, date.Location())
+}
+
+type CategoryWithBalance struct {
+	*postgres.GetCategoriesRow
+	Available          numeric.Numeric
+	AvailableLastMonth numeric.Numeric
+	Activity           numeric.Numeric
+	Assigned           numeric.Numeric
+}
+
+func NewCategoryWithBalance(category *postgres.GetCategoriesRow) CategoryWithBalance {
+	return CategoryWithBalance{
+		GetCategoriesRow:   category,
+		Available:          numeric.Zero(),
+		AvailableLastMonth: numeric.Zero(),
+		Activity:           numeric.Zero(),
+		Assigned:           numeric.Zero(),
+	}
+}
+
+func (h *Handler) budgetingForMonth(c *gin.Context) {
+	budgetID := c.Param("budgetid")
+	budgetUUID, err := uuid.Parse(budgetID)
+	if err != nil {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"budgetid missing from URL"})
+		return
+	}
+
+	budget, err := h.Service.GetBudget(c.Request.Context(), budgetUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	firstOfMonth, err := getDate(c)
+	if err != nil {
+		c.Redirect(http.StatusTemporaryRedirect, "/budget/"+budgetUUID.String())
+		return
+	}
+
+	categories, err := h.Service.GetCategories(c.Request.Context(), budgetUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	firstOfNextMonth := firstOfMonth.AddDate(0, 1, 0)
+	cumultativeBalances, err := h.Service.GetCumultativeBalances(c.Request.Context(), budgetUUID)
+	if err != nil {
+		c.AbortWithStatusJSON(http.StatusInternalServerError, ErrorResponse{fmt.Sprintf("error loading balances: %s", err)})
+		return
+	}
+
+	categoriesWithBalance, moneyUsed := h.calculateBalances(
+		budget, firstOfNextMonth, firstOfMonth, categories, cumultativeBalances)
+	availableBalance := h.getAvailableBalance(budget, moneyUsed, cumultativeBalances, firstOfNextMonth)
+	for i := range categoriesWithBalance {
+		cat := &categoriesWithBalance[i]
+		if cat.ID != budget.IncomeCategoryID {
+			continue
+		}
+
+		cat.Available = availableBalance
+		cat.AvailableLastMonth = availableBalance
+	}
+
+	data := struct {
+		Categories       []CategoryWithBalance
+		AvailableBalance numeric.Numeric
+	}{categoriesWithBalance, availableBalance}
+	c.JSON(http.StatusOK, data)
+}
+
+func (*Handler) getAvailableBalance(budget postgres.Budget,
+	moneyUsed numeric.Numeric, cumultativeBalances []postgres.GetCumultativeBalancesRow,
+	firstOfNextMonth time.Time) numeric.Numeric {
+	availableBalance := moneyUsed
+
+	for _, bal := range cumultativeBalances {
+		if bal.CategoryID != budget.IncomeCategoryID {
+			continue
+		}
+
+		if !bal.Date.Before(firstOfNextMonth) {
+			continue
+		}
+
+		availableBalance.AddI(bal.Transactions)
+		availableBalance.AddI(bal.Assignments)
+	}
+	return availableBalance
+}
+
+type BudgetingResponse struct {
+	Accounts []postgres.GetAccountsWithBalanceRow
+	Budget   postgres.Budget
+}
+
+func (h *Handler) budgeting(c *gin.Context) {
+	budgetID := c.Param("budgetid")
+	budgetUUID, err := uuid.Parse(budgetID)
+	if err != nil {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"budgetid missing from URL"})
+		return
+	}
+
+	h.returnBudgetingData(c, budgetUUID)
+}
+
+func (h *Handler) returnBudgetingData(c *gin.Context, budgetUUID uuid.UUID) {
+	budget, err := h.Service.GetBudget(c.Request.Context(), budgetUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusNotFound, err)
+		return
+	}
+
+	accounts, err := h.Service.GetAccountsWithBalance(c.Request.Context(), budgetUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	data := BudgetingResponse{accounts, budget}
+
+	c.JSON(http.StatusOK, data)
+}
+
+func (h *Handler) calculateBalances(budget postgres.Budget,
+	firstOfNextMonth time.Time, firstOfMonth time.Time, categories []postgres.GetCategoriesRow,
+	cumultativeBalances []postgres.GetCumultativeBalancesRow) ([]CategoryWithBalance, numeric.Numeric) {
+	categoriesWithBalance := []CategoryWithBalance{}
+
+	moneyUsed2 := numeric.Zero()
+	moneyUsed := &moneyUsed2
+	for i := range categories {
+		cat := &categories[i]
+		// do not show hidden categories
+		categoryWithBalance := h.CalculateCategoryBalances(cat, cumultativeBalances,
+			firstOfNextMonth, moneyUsed, firstOfMonth, budget)
+
+		categoriesWithBalance = append(categoriesWithBalance, categoryWithBalance)
+	}
+
+	return categoriesWithBalance, *moneyUsed
+}
+
+func (*Handler) CalculateCategoryBalances(cat *postgres.GetCategoriesRow,
+	cumultativeBalances []postgres.GetCumultativeBalancesRow, firstOfNextMonth time.Time,
+	moneyUsed *numeric.Numeric, firstOfMonth time.Time, budget postgres.Budget) CategoryWithBalance {
+	categoryWithBalance := NewCategoryWithBalance(cat)
+	for _, bal := range cumultativeBalances {
+		if bal.CategoryID != cat.ID {
+			continue
+		}
+
+		// skip everything in the future
+		if !bal.Date.Before(firstOfNextMonth) {
+			continue
+		}
+
+		moneyUsed.SubI(bal.Assignments)
+		categoryWithBalance.Available.AddI(bal.Assignments)
+		categoryWithBalance.Available.AddI(bal.Transactions)
+		if !categoryWithBalance.Available.IsPositive() && bal.Date.Before(firstOfMonth) {
+			moneyUsed.AddI(categoryWithBalance.Available)
+			categoryWithBalance.Available = numeric.Zero()
+		}
+
+		if bal.Date.Before(firstOfMonth) {
+			categoryWithBalance.AvailableLastMonth = categoryWithBalance.Available
+		} else if bal.Date.Before(firstOfNextMonth) {
+			categoryWithBalance.Activity = bal.Transactions
+			categoryWithBalance.Assigned = bal.Assignments
+		}
+	}
+
+	return categoryWithBalance
+}

server/category.go

@@ -0,0 +1,55 @@
+package server
+
+import (
+	"fmt"
+	"net/http"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+type SetCategoryAssignmentRequest struct {
+	Assigned string
+}
+
+func (h *Handler) setCategoryAssignment(c *gin.Context) {
+	categoryID := c.Param("categoryid")
+	categoryUUID, err := uuid.Parse(categoryID)
+	if err != nil {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"categoryid missing from URL"})
+		return
+	}
+
+	var request SetCategoryAssignmentRequest
+	err = c.BindJSON(&request)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, fmt.Errorf("invalid payload: %w", err))
+		return
+	}
+
+	date, err := getDate(c)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, fmt.Errorf("date invalid: %w", err))
+		return
+	}
+
+	var amount numeric.Numeric
+	err = amount.Set(request.Assigned)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, fmt.Errorf("parse amount: %w", err))
+		return
+	}
+
+	updateArgs := postgres.UpdateAssignmentParams{
+		CategoryID: categoryUUID,
+		Date:       date,
+		Amount:     amount,
+	}
+	err = h.Service.UpdateAssignment(c.Request.Context(), updateArgs)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("update assignment: %w", err))
+		return
+	}
+}

server/dashboard.go

@@ -1,16 +1,15 @@
-package http
+package server
 
 import (
 	"net/http"
 
-	"git.javil.eu/jacob1123/budgeteer"
 	"git.javil.eu/jacob1123/budgeteer/postgres"
 	"github.com/gin-gonic/gin"
 )
 
 func (h *Handler) dashboard(c *gin.Context) {
-	userID := c.MustGet("token").(budgeteer.Token).GetID()
-	budgets, err := h.Service.BudgetsForUser(userID)
+	userID := MustGetToken(c).GetID()
+	budgets, err := h.Service.GetBudgetsForUser(c.Request.Context(), userID)
 	if err != nil {
 		return
 	}
@@ -18,7 +17,7 @@ func (h *Handler) dashboard(c *gin.Context) {
 	d := DashboardData{
 		Budgets: budgets,
 	}
-	c.HTML(http.StatusOK, "dashboard.html", d)
+	c.JSON(http.StatusOK, d)
 }
 
 type DashboardData struct {

server/http.go

@@ -0,0 +1,122 @@
+package server
+
+import (
+	"errors"
+	"io"
+	"io/fs"
+	"net/http"
+	"path"
+	"strings"
+
+	"git.javil.eu/jacob1123/budgeteer"
+	"git.javil.eu/jacob1123/budgeteer/bcrypt"
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"github.com/gin-gonic/gin"
+)
+
+// Handler handles incoming requests.
+type Handler struct {
+	Service             *postgres.Database
+	TokenVerifier       budgeteer.TokenVerifier
+	CredentialsVerifier *bcrypt.Verifier
+	StaticFS            http.FileSystem
+}
+
+// Serve starts the http server.
+func (h *Handler) Serve() {
+	router := gin.Default()
+	h.LoadRoutes(router)
+
+	if err := router.Run(":1323"); err != nil {
+		panic(err)
+	}
+}
+
+type ErrorResponse struct {
+	Message string
+}
+
+type SuccessResponse struct {
+	Message string
+}
+
+// LoadRoutes initializes all the routes.
+func (h *Handler) LoadRoutes(router *gin.Engine) {
+	router.Use(enableCachingForStaticFiles())
+	router.NoRoute(h.ServeStatic)
+
+	api := router.Group("/api/v1")
+
+	anonymous := api.Group("/user")
+	anonymous.GET("/login", func(c *gin.Context) { c.Redirect(http.StatusPermanentRedirect, "/login") })
+	anonymous.POST("/login", h.loginPost)
+	anonymous.POST("/register", h.registerPost)
+
+	authenticated := api.Group("")
+	authenticated.Use(h.verifyLoginWithForbidden)
+	authenticated.GET("/dashboard", h.dashboard)
+	authenticated.GET("/account/:accountid/transactions", h.transactionsForAccount)
+	authenticated.POST("/account/:accountid/reconcile", h.reconcileTransactions)
+	authenticated.POST("/account/:accountid", h.editAccount)
+	authenticated.GET("/admin/clear-database", h.clearDatabase)
+
+	budget := authenticated.Group("/budget")
+	budget.POST("/new", h.newBudget)
+	budget.GET("/:budgetid", h.budgeting)
+	budget.GET("/:budgetid/:year/:month", h.budgetingForMonth)
+	budget.POST("/:budgetid/category/:categoryid/:year/:month", h.setCategoryAssignment)
+	budget.GET("/:budgetid/autocomplete/payees", h.autocompletePayee)
+	budget.GET("/:budgetid/autocomplete/categories", h.autocompleteCategories)
+	budget.DELETE("/:budgetid", h.deleteBudget)
+	budget.POST("/:budgetid/import/ynab", h.importYNAB)
+	budget.POST("/:budgetid/export/ynab/transactions", h.exportYNABTransactions)
+	budget.POST("/:budgetid/export/ynab/assignments", h.exportYNABAssignments)
+	budget.POST("/:budgetid/settings/clear", h.clearBudget)
+	budget.POST("/:budgetid/settings/clean-negative", h.cleanNegativeBudget)
+
+	transaction := authenticated.Group("/transaction")
+	transaction.POST("/new", h.newTransaction)
+	transaction.POST("/:transactionid", h.newTransaction)
+}
+
+func (h *Handler) ServeStatic(c *gin.Context) {
+	h.ServeStaticFile(c, c.Request.URL.Path)
+}
+
+func (h *Handler) ServeStaticFile(c *gin.Context, fullPath string) {
+	file, err := h.StaticFS.Open(fullPath)
+	if errors.Is(err, fs.ErrNotExist) {
+		h.ServeStaticFile(c, path.Join("/", "/index.html"))
+		return
+	}
+
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	stat, err := file.Stat()
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	if stat.IsDir() {
+		h.ServeStaticFile(c, path.Join(fullPath, "index.html"))
+		return
+	}
+
+	if file, ok := file.(io.ReadSeeker); ok {
+		http.ServeContent(c.Writer, c.Request, stat.Name(), stat.ModTime(), file)
+	} else {
+		panic("File does not implement ReadSeeker")
+	}
+}
+
+func enableCachingForStaticFiles() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		if strings.HasPrefix(c.Request.RequestURI, "/static/") {
+			c.Header("Cache-Control", "max-age=86400")
+		}
+	}
+}

server/json-date.go

@@ -0,0 +1,37 @@
+package server
+
+import (
+	"encoding/json"
+	"fmt"
+	"strings"
+	"time"
+)
+
+type JSONDate time.Time
+
+// UnmarshalJSON parses the JSONDate from a JSON input.
+func (j *JSONDate) UnmarshalJSON(b []byte) error {
+	s := strings.Trim(string(b), "\"")
+	t, err := time.Parse("2006-01-02", s)
+	if err != nil {
+		return fmt.Errorf("parse date: %w", err)
+	}
+	*j = JSONDate(t)
+	return nil
+}
+
+// MarshalJSON converts the JSONDate to a JSON in ISO format.
+func (j JSONDate) MarshalJSON() ([]byte, error) {
+	result, err := json.Marshal(time.Time(j))
+	if err != nil {
+		return nil, fmt.Errorf("marshal date: %w", err)
+	}
+
+	return result, nil
+}
+
+// Format formats the time using the regular time.Time mechanics..
+func (j JSONDate) Format(s string) string {
+	t := time.Time(j)
+	return t.Format(s)
+}

server/reconcile.go

@@ -0,0 +1,109 @@
+package server
+
+import (
+	"database/sql"
+	"fmt"
+	"net/http"
+	"time"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+type ReconcileTransactionsRequest struct {
+	TransactionIDs                 []uuid.UUID `json:"transactionIds"`
+	ReconcilationTransactionAmount string      `json:"reconciliationTransactionAmount"`
+}
+
+type ReconcileTransactionsResponse struct {
+	Message                   string
+	ReconciliationTransaction *postgres.DisplayTransaction
+}
+
+func (h *Handler) reconcileTransactions(c *gin.Context) {
+	accountID := c.Param("accountid")
+	accountUUID, err := uuid.Parse(accountID)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	var request ReconcileTransactionsRequest
+	err = c.BindJSON(&request)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, fmt.Errorf("parse request: %w", err))
+		return
+	}
+
+	var amount numeric.Numeric
+	err = amount.Set(request.ReconcilationTransactionAmount)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, fmt.Errorf("parse request: %w", err))
+		return
+	}
+
+	tx, err := h.Service.BeginTx(c.Request.Context(), &sql.TxOptions{})
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("begin tx: %w", err))
+		return
+	}
+
+	db := h.Service.WithTx(tx)
+	for _, transactionID := range request.TransactionIDs {
+		err := db.SetTransactionReconciled(c.Request.Context(), transactionID)
+		if err != nil {
+			c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("update transaction: %w", err))
+			return
+		}
+	}
+
+	reconciliationTransaction, err := h.CreateReconcilationTransaction(amount, accountUUID, db, c)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("insert new transaction: %w", err))
+		return
+	}
+
+	err = h.Service.SetLastReconciled(c.Request.Context(), accountUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("set last reconciled: %w", err))
+		return
+	}
+
+	err = tx.Commit()
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("commit: %w", err))
+		return
+	}
+
+	c.JSON(http.StatusOK, ReconcileTransactionsResponse{
+		Message:                   fmt.Sprintf("Set status for %d transactions", len(request.TransactionIDs)),
+		ReconciliationTransaction: reconciliationTransaction,
+	})
+}
+
+func (*Handler) CreateReconcilationTransaction(amount numeric.Numeric, accountUUID uuid.UUID, db *postgres.Queries, c *gin.Context) (*postgres.DisplayTransaction, error) {
+	if amount.IsZero() {
+		return nil, nil //nolint: nilnil
+	}
+
+	createTransaction := postgres.CreateTransactionParams{
+		Date:      time.Now(),
+		Memo:      "Reconciliation Transaction",
+		Amount:    amount,
+		AccountID: accountUUID,
+		Status:    "Reconciled",
+	}
+	transactionUUID, err := db.CreateTransaction(c.Request.Context(), createTransaction)
+	if err != nil {
+		return nil, fmt.Errorf("insert new transaction: %w", err)
+	}
+
+	transaction, err := db.GetTransaction(c.Request.Context(), transactionUUID)
+	if err != nil {
+		return nil, fmt.Errorf("get created transaction: %w", err)
+	}
+
+	return &transaction, nil
+}

server/session.go

@@ -0,0 +1,161 @@
+package server
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+
+	"git.javil.eu/jacob1123/budgeteer"
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+const (
+	HeaderName = "Authorization"
+	Bearer     = "Bearer "
+	ParamName  = "token"
+)
+
+func MustGetToken(c *gin.Context) budgeteer.Token { //nolint:ireturn
+	token := c.MustGet(ParamName)
+	if token, ok := token.(budgeteer.Token); ok {
+		return token
+	}
+
+	panic("Token is not a valid Token")
+}
+
+func (h *Handler) verifyLogin(c *gin.Context) (budgeteer.Token, *ErrorResponse) { //nolint:ireturn
+	tokenString := c.GetHeader(HeaderName)
+	if len(tokenString) <= len(Bearer) {
+		return nil, &ErrorResponse{"no authorization header supplied"}
+	}
+
+	tokenString = tokenString[7:]
+	token, err := h.TokenVerifier.VerifyToken(tokenString)
+	if err != nil {
+		return nil, &ErrorResponse{fmt.Sprintf("verify token '%s': %s", tokenString, err)}
+	}
+
+	return token, nil
+}
+
+func (h *Handler) verifyLoginWithForbidden(c *gin.Context) {
+	token, err := h.verifyLogin(c)
+	if err != nil {
+		// c.Header("WWW-Authenticate", "Bearer")
+		c.AbortWithStatusJSON(http.StatusForbidden, err)
+		return
+	}
+
+	c.Set(ParamName, token)
+	c.Next()
+}
+
+type loginInformation struct {
+	Password string `json:"password"`
+	User     string `json:"user"`
+}
+
+func (h *Handler) loginPost(c *gin.Context) {
+	var login loginInformation
+	err := c.BindJSON(&login)
+	if err != nil {
+		return
+	}
+
+	user, err := h.Service.GetUserByUsername(c.Request.Context(), login.User)
+	if err != nil {
+		c.AbortWithError(http.StatusUnauthorized, err)
+		return
+	}
+
+	if err = h.CredentialsVerifier.Verify(login.Password, user.Password); err != nil {
+		c.AbortWithError(http.StatusUnauthorized, err)
+		return
+	}
+
+	token, err := h.TokenVerifier.CreateToken(&user)
+	if err != nil {
+		c.AbortWithError(http.StatusUnauthorized, err)
+	}
+
+	go h.UpdateLastLogin(user.ID)
+
+	budgets, err := h.Service.GetBudgetsForUser(c.Request.Context(), user.ID)
+	if err != nil {
+		return
+	}
+
+	c.JSON(http.StatusOK, LoginResponse{token, user, budgets})
+}
+
+type LoginResponse struct {
+	Token   string
+	User    postgres.User
+	Budgets []postgres.Budget
+}
+
+type registerInformation struct {
+	Password string `json:"password"`
+	Email    string `json:"email"`
+	Name     string `json:"name"`
+}
+
+func (h *Handler) registerPost(c *gin.Context) {
+	var register registerInformation
+	err := c.BindJSON(&register)
+	if err != nil {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"error parsing body"})
+		return
+	}
+
+	if register.Email == "" || register.Password == "" || register.Name == "" {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"e-mail, password and name are required"})
+		return
+	}
+
+	_, err = h.Service.GetUserByUsername(c.Request.Context(), register.Email)
+	if err == nil {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"email is already taken"})
+		return
+	}
+
+	hash, err := h.CredentialsVerifier.Hash(register.Password)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	createUser := postgres.CreateUserParams{
+		Name:     register.Name,
+		Password: hash,
+		Email:    register.Email,
+	}
+	user, err := h.Service.CreateUser(c.Request.Context(), createUser)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+	}
+
+	token, err := h.TokenVerifier.CreateToken(&user)
+	if err != nil {
+		c.AbortWithError(http.StatusUnauthorized, err)
+	}
+
+	go h.UpdateLastLogin(user.ID)
+
+	budgets, err := h.Service.GetBudgetsForUser(c.Request.Context(), user.ID)
+	if err != nil {
+		return
+	}
+
+	c.JSON(http.StatusOK, LoginResponse{token, user, budgets})
+}
+
+func (h *Handler) UpdateLastLogin(userID uuid.UUID) {
+	_, err := h.Service.UpdateLastLogin(context.Background(), userID)
+	if err != nil {
+		fmt.Printf("Error updating last login: %s", err)
+	}
+}

server/transaction.go

@@ -0,0 +1,159 @@
+package server
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"time"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"git.javil.eu/jacob1123/budgeteer/postgres/numeric"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+type NewTransactionPayload struct {
+	Date  JSONDate `json:"date"`
+	Payee struct {
+		ID   uuid.NullUUID
+		Name string
+		Type string
+	} `json:"payee"`
+	CategoryID uuid.NullUUID `json:"categoryId"`
+	Memo       string        `json:"memo"`
+	Amount     string        `json:"amount"`
+	BudgetID   uuid.UUID     `json:"budgetId"`
+	AccountID  uuid.UUID     `json:"accountId"`
+	State      string        `json:"state"`
+}
+
+func (h *Handler) newTransaction(c *gin.Context) {
+	var payload NewTransactionPayload
+	err := c.BindJSON(&payload)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	amount, err := numeric.Parse(payload.Amount)
+	if err != nil {
+		c.AbortWithError(http.StatusBadRequest, fmt.Errorf("amount: %w", err))
+		return
+	}
+
+	transactionID := c.Param("transactionid")
+	if transactionID != "" {
+		h.UpdateTransaction(payload, amount, transactionID, c)
+		return
+	}
+
+	newTransaction := postgres.CreateTransactionParams{
+		Memo:       payload.Memo,
+		Date:       time.Time(payload.Date),
+		Amount:     amount,
+		Status:     postgres.TransactionStatus(payload.State),
+		CategoryID: payload.CategoryID,
+		AccountID:  payload.AccountID,
+	}
+
+	if payload.Payee.Type == "account" {
+		groupID, err := h.CreateTransferForOtherAccount(newTransaction, amount, payload, c)
+		if err != nil {
+			c.AbortWithError(http.StatusInternalServerError, err)
+			return
+		}
+
+		newTransaction.GroupID = groupID
+	} else {
+		payeeID, err := GetPayeeID(c.Request.Context(), payload, h)
+		if err != nil {
+			c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("create payee: %w", err))
+		}
+		newTransaction.PayeeID = payeeID
+	}
+
+	transactionUUID, err := h.Service.CreateTransaction(c.Request.Context(), newTransaction)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("create transaction: %w", err))
+		return
+	}
+
+	transaction, err := h.Service.GetTransaction(c.Request.Context(), transactionUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("get transaction: %w", err))
+		return
+	}
+
+	c.JSON(http.StatusOK, transaction)
+}
+
+func (h *Handler) UpdateTransaction(payload NewTransactionPayload, amount numeric.Numeric, transactionID string, c *gin.Context) {
+	transactionUUID := uuid.MustParse(transactionID)
+	if amount.IsZero() {
+		err := h.Service.DeleteTransaction(c.Request.Context(), transactionUUID)
+		if err != nil {
+			c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("delete transaction: %w", err))
+		}
+		return
+	}
+
+	editTransaction := postgres.UpdateTransactionParams{
+		Memo:       payload.Memo,
+		Date:       time.Time(payload.Date),
+		Amount:     amount,
+		PayeeID:    payload.Payee.ID,
+		CategoryID: payload.CategoryID,
+		ID:         transactionUUID,
+	}
+
+	err := h.Service.UpdateTransaction(c.Request.Context(), editTransaction)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("edit transaction: %w", err))
+		return
+	}
+
+	transaction, err := h.Service.GetTransaction(c.Request.Context(), transactionUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("get transaction: %w", err))
+		return
+	}
+
+	c.JSON(http.StatusOK, transaction)
+}
+
+func (h *Handler) CreateTransferForOtherAccount(newTransaction postgres.CreateTransactionParams, amount numeric.Numeric, payload NewTransactionPayload, c *gin.Context) (uuid.NullUUID, error) {
+	newTransaction.GroupID = uuid.NullUUID{UUID: uuid.New(), Valid: true}
+	newTransaction.Amount = amount.Neg()
+	newTransaction.AccountID = payload.Payee.ID.UUID
+
+	// transfer does not need category. Either it's account is off-budget or no category was supplied.
+	newTransaction.CategoryID = uuid.NullUUID{}
+
+	_, err := h.Service.CreateTransaction(c.Request.Context(), newTransaction)
+	if err != nil {
+		return uuid.NullUUID{}, fmt.Errorf("create transfer transaction: %w", err)
+	}
+	return newTransaction.GroupID, nil
+}
+
+func GetPayeeID(context context.Context, payload NewTransactionPayload, h *Handler) (uuid.NullUUID, error) {
+	payeeID := payload.Payee.ID
+	if payeeID.Valid {
+		return payeeID, nil
+	}
+
+	if payload.Payee.Name == "" {
+		return uuid.NullUUID{}, nil
+	}
+
+	newPayee := postgres.CreatePayeeParams{
+		Name:     payload.Payee.Name,
+		BudgetID: payload.BudgetID,
+	}
+	payee, err := h.Service.CreatePayee(context, newPayee)
+	if err != nil {
+		return uuid.NullUUID{}, fmt.Errorf("create payee: %w", err)
+	}
+
+	return uuid.NullUUID{UUID: payee.ID, Valid: true}, nil
+}

server/util.go

@@ -0,0 +1,30 @@
+package server
+
+import (
+	"fmt"
+	"strconv"
+	"time"
+
+	"github.com/gin-gonic/gin"
+)
+
+func getDate(c *gin.Context) (time.Time, error) {
+	var year, month int
+	yearString := c.Param("year")
+	monthString := c.Param("month")
+	if yearString == "" && monthString == "" {
+		return getFirstOfMonthTime(time.Now()), nil
+	}
+
+	year, err := strconv.Atoi(yearString)
+	if err != nil {
+		return time.Time{}, fmt.Errorf("parse year: %w", err)
+	}
+
+	month, err = strconv.Atoi(monthString)
+	if err != nil {
+		return time.Time{}, fmt.Errorf("parse month: %w", err)
+	}
+
+	return getFirstOfMonth(year, month, time.Now().Location()), nil
+}

server/ynab-import.go

@@ -0,0 +1,117 @@
+package server
+
+import (
+	"net/http"
+
+	"git.javil.eu/jacob1123/budgeteer/postgres"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+)
+
+func (h *Handler) importYNAB(c *gin.Context) {
+	budgetID, succ := c.Params.Get("budgetid")
+	if !succ {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"no budget_id specified"})
+		return
+	}
+
+	budgetUUID, err := uuid.Parse(budgetID)
+	if !succ {
+		c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	ynab, err := postgres.NewYNABImport(c.Request.Context(), h.Service.Queries, budgetUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	transactionsFile, err := c.FormFile("transactions")
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	transactions, err := transactionsFile.Open()
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	err = ynab.ImportTransactions(c.Request.Context(), transactions)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	assignmentsFile, err := c.FormFile("assignments")
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	assignments, err := assignmentsFile.Open()
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	err = ynab.ImportAssignments(c.Request.Context(), assignments)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+}
+
+func (h *Handler) exportYNABTransactions(c *gin.Context) {
+	budgetID, succ := c.Params.Get("budgetid")
+	if !succ {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"no budget_id specified"})
+		return
+	}
+
+	budgetUUID, err := uuid.Parse(budgetID)
+	if !succ {
+		c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	ynab, err := postgres.NewYNABExport(c.Request.Context(), h.Service.Queries, budgetUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	err = ynab.ExportTransactions(c.Request.Context(), c.Writer)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+}
+
+func (h *Handler) exportYNABAssignments(c *gin.Context) {
+	budgetID, succ := c.Params.Get("budgetid")
+	if !succ {
+		c.AbortWithStatusJSON(http.StatusBadRequest, ErrorResponse{"no budget_id specified"})
+		return
+	}
+
+	budgetUUID, err := uuid.Parse(budgetID)
+	if !succ {
+		c.AbortWithError(http.StatusBadRequest, err)
+		return
+	}
+
+	ynab, err := postgres.NewYNABExport(c.Request.Context(), h.Service.Queries, budgetUUID)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+
+	err = ynab.ExportAssignments(c.Request.Context(), c.Writer)
+	if err != nil {
+		c.AbortWithError(http.StatusInternalServerError, err)
+		return
+	}
+}

sqlc.yaml

@@ -7,9 +7,11 @@ packages:
     queries: "postgres/queries/"
 overrides:
   - go_type: 
-      type: "Numeric"
+      import: "git.javil.eu/jacob1123/budgeteer/postgres/numeric"
+      type: Numeric
     db_type: "pg_catalog.numeric"
   - go_type: 
-      type: "Numeric"
+      import: "git.javil.eu/jacob1123/budgeteer/postgres/numeric"
+      type: Numeric
     db_type: "pg_catalog.numeric"
     nullable: true

token.go

@@ -5,7 +5,7 @@ import (
 	"github.com/google/uuid"
 )
 
-// Token contains data that authenticates a user
+// Token contains data that authenticates a user.
 type Token interface {
 	GetUsername() string
 	GetName() string
@@ -13,7 +13,7 @@ type Token interface {
 	GetID() uuid.UUID
 }
 
-// TokenVerifier verifies a Token
+// TokenVerifier verifies a Token.
 type TokenVerifier interface {
 	VerifyToken(string) (Token, error)
 	CreateToken(*postgres.User) (string, error)

web/.eslintrc.js

@@ -0,0 +1,17 @@
+module.exports = {
+    extends: [
+        // add more generic rulesets here, such as:
+        // 'eslint:recommended',
+        "plugin:vue/vue3-recommended",
+        // 'plugin:vue/recommended' // Use this if you are using Vue.js 2.x.
+    ],
+    rules: {
+        // override/add rules settings here, such as:
+        // 'vue/no-unused-vars': 'error'
+    },
+    parser: "vue-eslint-parser",
+    parserOptions: {
+        parser: "@typescript-eslint/parser",
+        sourceType: "module",
+    },
+};

web/account.html

@@ -1,36 +0,0 @@
-{{template "base" .}}
-
-{{define "title"}}{{.Account.Name}}{{end}}
-
-{{define "new"}}
-    {{template "transaction-new"}}
-{{end}}
-
-{{define "main"}}
-<div class="budget-item">
-    <a href="#newtransactionmodal" data-toggle="modal" data-target="#newtransactionmodal">New Transaction</a>
-    <span class="time"></span>
-</div>
-<table class="container col-lg-12" id="content">
-    {{range .Transactions}}
-    <tr>
-        <td>{{.Date}}</td>
-        <td>
-            {{.Account}}
-        </td>
-        <td>
-            {{.Payee}}
-        </td>
-        <td>
-            {{if .CategoryGroup}}
-                {{.CategoryGroup}} : {{.Category}}
-            {{end}}
-        </td>
-        <td>
-            <a href="transaction/{{.ID}}">{{.Memo}}</a>
-        </td>
-        {{template "amount-cell" .Amount}}
-    </tr>
-    {{end}}
-</table>
-{{end}}

web/accounts.html

@@ -1,17 +0,0 @@
-{{define "title"}}
-    Accounts
-{{end}}
-
-{{define "new"}}
-{{end}}
-
-{{template "base" .}}
-
-{{define "main"}}
-    {{range .Accounts}}
-    <div class="budget-item">
-        <a href="/budget/{{$.Budget.ID}}/account/{{.ID}}">{{.Name}}</a>
-        <span class="time">{{printf "%.2f" .Balance.GetFloat64}}</span>
-    </div>
-    {{end}}
-{{end}}

web/admin.html

@@ -1,18 +0,0 @@
-
-{{define "title"}}
-    Admin
-{{end}}
-
-{{define "sidebar"}}
-    Settings for all Budgets
-{{end}}
-
-{{template "base" .}}
-
-{{define "main"}}
-    <h1>Danger Zone</h1>
-    <div class="budget-item">
-        <button>Clear database</button>
-        <p>This removes all data and starts from scratch. Not undoable!</p>
-    </div>
-{{end}}

web/amount.tpl

@@ -1,11 +0,0 @@
-{{define "amount"}}
-        <span class="right {{if .GetPositive}}{{else}}negative{{end}}">
-            {{printf "%.2f" .GetFloat64}}
-        </span>
-{{end}}
-
-{{define "amount-cell"}}
-        <td class="right {{if .GetPositive}}{{else}}negative{{end}}">
-            {{printf "%.2f" .GetFloat64}}
-        </td>
-{{end}}

web/base.tpl

@@ -1,38 +0,0 @@
-{{define "base"}}
-<!DOCTYPE html>
-<html>
-    <head>
-        <meta charset="utf-8">
-	    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
-
-	    <link href="/static/css/bootstrap.min.css" rel="stylesheet" />
-	    <link href="/static/css/bootstrap-theme.min.css" rel="stylesheet" />
-	    <link href="/static/css/main.css" rel="stylesheet" />
-
-	    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script> 
-	    <script src="https://malsup.github.io/jquery.form.js"></script> 
-
-	    <script src="/static/js/bootstrap.min.js"></script> 
-	    <script src="/static/js/main.js"></script> 
-        <title>{{template "title" .}} - Budgeteer</title>
-
-        {{block "more-head" .}}{{end}}
-    </head>
-    <body>
-        <div id="sidebar">
-            {{block "sidebar" .}}
-                {{template "budget-sidebar" .}}
-            {{end}}
-        </div>
-        <div id="content">
-            <div class="container" id="head">
-                {{template "title" .}}
-            </div>
-            <div class="container col-lg-12" id="content">
-                    {{template "main" .}}
-            </div>
-            {{block "new" .}}{{end}}
-        </div>
-    </body>
-</html>
-{{end}}

web/budget-new.tpl

@@ -1,40 +0,0 @@
-{{define "budget-new"}}
-    <div id="newbudgetmodal" class="modal fade">
-        <div class="modal-dialog" role="document">
-            <script>        
-                $(document).ready(function () {
-                    $('#errorcreatingbudget').hide();
-                    $('#newbudgetform').ajaxForm({
-                        error: function() {
-                            $('#errorcreatingbudget').show();
-                        }
-                    }); 
-                }); 
-            </script>
-            <div class="modal-content">
-                <div class="modal-header">
-                    <h5 class="modal-title">New Budget</h5>
-                    <button type="button" class="close" data-dismiss="modal" aria-label="Close">
-                        <span aria-hidden="true">&times;</span>
-                    </button>
-                </div>
-                <form id="newbudgetform" action="/api/v1/budget/new" method="POST">
-                    <div class="modal-body">
-                        <div class="form-group">
-                            <label for="name">Name</label>
-                            <input type="text" name="name" class="form-control" placeholder="Name" />
-                        </div>
-
-                        <div id="errorcreatingbudget">
-                            Error creating budget.
-                        </div>
-                    </div>
-                    <div class="modal-footer">
-                        <button type="button" class="btn btn-secondary" data-dismiss="modal">Close</button>
-                        <input type="submit" class="btn btn-primary" value="Create" class="form-control" />
-                    </div>
-                </form>
-            </div>
-        </div>
-    </div>
-{{end}}

web/budget-sidebar.tpl

@@ -1,33 +0,0 @@
-{{define "budget-sidebar"}}
-<ul>
-        <li><a href="/budget/{{.Budget.ID}}">Budget</a></li>
-        <li>Reports (Coming Soon)</li>
-        <li><a href="/budget/{{.Budget.ID}}/all-accounts">All Accounts</a></li>
-        <li>
-                On-Budget Accounts
-                <ul class="two-valued">
-                        {{range .Accounts}}
-                                <li>
-                                        <a href="/budget/{{$.Budget.ID}}/account/{{.ID}}">{{.Name}}</a>
-                                        {{template "amount" .Balance}}
-                                </li>
-                        {{end}}
-                        <li>
-                                <a href="/budget/{{$.Budget.ID}}/accounts">Edit accounts</a>
-                        </li>
-                </ul>
-        </li>
-        <li>
-                Off-Budget Accounts
-        </li>
-        <li>
-                Closed Accounts
-        </li>
-        <li>
-                + Add Account
-        </li>
-        <li>
-                <a href="/admin">Settings</a>
-        </li>
-</ul>        
-{{end}}

web/budget.html

@@ -1,31 +0,0 @@
-{{template "base" .}}
-
-{{define "title"}}Budget{{end}}
-
-{{define "new"}}
-    {{template "transaction-new"}}
-{{end}}
-
-{{define "main"}}
-<div class="budget-item">
-    <a href="#newtransactionmodal" data-toggle="modal" data-target="#newtransactionmodal">New Transaction</a>
-    <span class="time"></span>
-</div>
-<table class="container col-lg-12" id="content">
-    {{range .Transactions}}
-    <tr>
-        <td>{{.Date}}</td>
-        <td>
-            {{.Account}}
-        </td>
-        <td>
-            {{.Payee}}
-        </td>
-        <td>
-            <a href="transaction/{{.ID}}">{{.Memo}}</a>
-        </td>
-        {{template "amount-cell" .Amount}}
-    </tr>
-    {{end}}
-</table>
-{{end}}