Add postgres package

postsgres/userservice.go

@@ -0,0 +1,22 @@
+package postgres
+
+import (
+	"database/sql"
+
+	"git.javil.eu/jacob1123/budgeteer"
+)
+
+// UserService represents a PostgreSQL implementation of myapp.UserService.
+type UserService struct {
+	DB *sql.DB
+}
+
+// User returns a user for a given id.
+func (s *UserService) User(id int) (*budgeteer.User, error) {
+	var u budgeteer.User
+	row := s.DB.QueryRow(`SELECT id, email, password FROM users WHERE id = $1`, id)
+	if err := row.Scan(&u.ID, &u.Email, &u.Password); err != nil {
+		return nil, err
+	}
+	return &u, nil
+}

user.go

@@ -0,0 +1,14 @@
+package budgeteer
+
+type User struct {
+	ID      int
+	Email    string
+	Password string
+}
+
+type UserService interface {
+	User(id int) (*User, error)
+	//Users() ([]*User, error)
+	//CreateUser(u *User) error
+	//DeleteUser(id int) error
+}