/
rdb.go
97 lines (76 loc) · 1.97 KB
/
rdb.go
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package infrastructure
import (
"context"
"database/sql"
"errors"
"github.com/jmoiron/sqlx"
"github.com/mkaiho/go-auth-api/adapter/rdb"
"github.com/mkaiho/go-auth-api/usecase"
)
const (
DriverNameUnknown rdb.DriverName = ""
DriverNameMySQL rdb.DriverName = "mysql"
)
var driverNames = []rdb.DriverName{
DriverNameMySQL,
}
func (c *MySQLConfig) GetDriverName() rdb.DriverName {
return DriverNameMySQL
}
// RDB
var _ rdb.DB = (*RDB)(nil)
type RDB struct {
db *sqlx.DB
}
func (db *RDB) Begin() (rdb.Transaction, error) {
tx, err := db.db.Beginx()
if err != nil {
return nil, err
}
return &RDBTransaction{
tx: tx,
}, err
}
func OpenRDB(conf rdb.Config) (*RDB, error) {
driverName := conf.GetDriverName()
if driverName == DriverNameUnknown {
return nil, rdb.ErrInvalidDriverName
}
db, err := sqlx.Open(driverName.String(), conf.GetDSN())
if err != nil {
return nil, err
}
db.SetMaxOpenConns(conf.GetMaxConns())
return &RDB{
db: db,
}, nil
}
// RDBTransaction
var _ (rdb.Transaction) = (*RDBTransaction)(nil)
type RDBTransaction struct {
tx *sqlx.Tx
}
func (rt *RDBTransaction) Get(ctx context.Context, dest interface{}, query string, args ...interface{}) error {
if err := rt.tx.GetContext(ctx, dest, query, args...); err != nil {
if errors.Is(err, sql.ErrNoRows) {
return usecase.ErrNotFoundEntity
}
return err
}
return nil
}
func (rt *RDBTransaction) Select(ctx context.Context, dest interface{}, query string, args ...interface{}) error {
return rt.tx.SelectContext(ctx, dest, query, args...)
}
func (rt *RDBTransaction) NamedExec(ctx context.Context, query string, arg interface{}) (sql.Result, error) {
return rt.tx.NamedExecContext(ctx, query, arg)
}
func (rt *RDBTransaction) Exec(ctx context.Context, query string, args ...any) (sql.Result, error) {
return rt.tx.ExecContext(ctx, query, args...)
}
func (rt *RDBTransaction) Commit() error {
return rt.tx.Commit()
}
func (rt *RDBTransaction) Rollback() error {
return rt.tx.Rollback()
}