63 lines
1.2 KiB
Go
63 lines
1.2 KiB
Go
package postgres
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import (
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"context"
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"log"
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"github.com/jackc/pgx/v4"
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"github.com/jackc/pgx/v4/pgxpool"
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)
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type Conn struct {
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c *pgxpool.Pool // TODO: conditional usage of Pool/Conn (use interface?)
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}
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func NewConn(url string) *Conn {
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c, err := pgxpool.Connect(context.Background(), url)
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if err != nil {
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log.Fatalln(err)
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}
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return &Conn{c}
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}
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func (conn *Conn) Close() error {
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conn.c.Close()
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return nil
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}
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func (conn *Conn) query(sql string, args ...interface{}) (pgx.Rows, error) {
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return conn.c.Query(context.Background(), sql, args...)
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}
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func (conn *Conn) queryRow(sql string, args ...interface{}) pgx.Row {
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return conn.c.QueryRow(context.Background(), sql, args...)
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}
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func (conn *Conn) exec(sql string, args ...interface{}) error {
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_, err := conn.c.Exec(context.Background(), sql, args...)
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return err
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}
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type _Tx struct {
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pgx.Tx
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}
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func (conn *Conn) begin() (_Tx, error) {
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tx, err := conn.c.Begin(context.Background())
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return _Tx{tx}, err
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}
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func (tx _Tx) exec(sql string, args ...interface{}) error {
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_, err := tx.Exec(context.Background(), sql, args...)
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return err;
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}
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func (tx _Tx) rollback() error {
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return tx.Rollback(context.Background())
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}
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func (tx _Tx) commit() error {
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return tx.Commit(context.Background())
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}
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