56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
package postgres
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import (
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"context"
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"database/sql"
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"embed"
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"fmt"
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"github.com/jackc/pgx/v4"
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_ "github.com/jackc/pgx/v4/stdlib"
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"github.com/pressly/goose/v3"
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)
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//go:embed schema/*.sql
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var migrations embed.FS
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// Connect to a database
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func Connect(server string, user string, password string, database string) (*Queries, *sql.DB, error) {
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connString := fmt.Sprintf("postgres://%s:%s@%s/%s", user, password, server, database)
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conn, err := sql.Open("pgx", connString)
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if err != nil {
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return nil, nil, err
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}
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goose.SetBaseFS(migrations)
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if err = goose.Up(conn, "schema"); err != nil {
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return nil, nil, err
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}
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connPG, err := pgx.Connect(context.Background(), connString)
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if err != nil {
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return nil, nil, err
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}
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return New(connPG), conn, nil
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}
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func (tx Transaction) GetAmount() float64 {
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var amount float64
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err := tx.Amount.AssignTo(&amount)
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if err != nil {
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panic(err)
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}
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return amount
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}
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func (tx Transaction) GetAmountString() string {
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amount := tx.GetAmount()
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return fmt.Sprintf("%.2f", amount)
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}
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func (tx Transaction) GetPositive() bool {
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amount := tx.GetAmount()
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return amount >= 0
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}
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