2019-04-22 02:59:20 +00:00

83 lines
2.2 KiB
Go

package dao
import (
"context"
xsql "database/sql"
"fmt"
"go-common/app/service/openplatform/abtest/model"
"go-common/library/database/sql"
"github.com/pkg/errors"
)
const (
_addGroup = "INSERT INTO abtest_group (`name`,`desc`,`is_deleted`)VALUES(?, ?, 0)"
_listGroup = "SELECT `id`, `name`, `desc` FROM abtest_group WHERE `is_deleted` = 0 ORDER BY id"
_updateGroup = "UPDATE abtest_group set `name` = ?, `desc` = ? where id = ?"
_deleteGroup = "UPDATE abtest_group set `is_deleted` = 1 WHERE id = ?"
)
//AddGroup add a new group
func (d *Dao) AddGroup(c context.Context, g model.Group) (i int, err error) {
var (
res xsql.Result
)
if res, err = d.db.Exec(c, _addGroup, g.Name, g.Desc); err != nil {
err = errors.Wrap(err, fmt.Sprintf("[dao.group|AddGroup] d.db.Exec err: %v", err))
return
}
return intConv(res.LastInsertId())
}
//UpdateGroup update group by id
func (d *Dao) UpdateGroup(c context.Context, g model.Group) (i int, err error) {
var (
res xsql.Result
)
if res, err = d.db.Exec(c, _updateGroup, g.Name, g.Desc, g.ID); err != nil {
err = errors.Wrap(err, fmt.Sprintf("[dao.group|UpdateGroup] d.db.Exec err: %v", err))
return
}
return intConv(res.RowsAffected())
}
//DeleteGroup delete the group by id
func (d *Dao) DeleteGroup(c context.Context, id int) (i int, err error) {
var (
res xsql.Result
)
if res, err = d.db.Exec(c, _deleteGroup, id); err != nil {
err = errors.Wrap(err, fmt.Sprintf("[dao.group|DeleteGroup] d.db.Exec err: %v", err))
return
}
return intConv(res.RowsAffected())
}
//ListGroup list all groups
func (d *Dao) ListGroup(c context.Context) (res []*model.Group, err error) {
var rows *sql.Rows
if rows, err = d.db.Query(c, _listGroup); err != nil {
err = errors.Wrap(err, fmt.Sprintf("[dao.group|ListGroup] d.db.Query err: %v", err))
return
}
defer rows.Close()
for rows.Next() {
g := &model.Group{}
if err = rows.Scan(&g.ID, &g.Name, &g.Desc); err != nil {
err = errors.Wrap(err, fmt.Sprintf("[dao.group|ListGroup] d.db.Query err: %v", err))
return
}
res = append(res, g)
}
return
}
func intConv(i int64, err error) (int, error) {
if err != nil {
return 0, err
}
return int(i), nil
}