go-common/app/admin/main/dm/dao/mysql_transfer.go

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2019-04-22 10:49:16 +00:00
package dao
import (
"context"
"go-common/app/admin/main/dm/model"
"go-common/library/database/sql"
"go-common/library/log"
)
const (
_InstTrJobSQL = "INSERT INTO dm_transfer_job(from_cid,to_cid,mid,offset,state) VALUES(?,?,?,?,?)"
_countTransList = "SELECT count(*) FROM dm_transfer_job WHERE to_cid=?"
_countTransListState = "SELECT count(*) FROM dm_transfer_job WHERE to_cid=? AND state=?"
_TransList = "SELECT id,from_cid,to_cid,state,ctime FROM dm_transfer_job WHERE to_cid=? limit ?,?"
_TransListState = "SELECT id,from_cid,to_cid,state,ctime FROM dm_transfer_job WHERE to_cid=? AND state=? limit ?, ?"
_selTransferID = "SELECT id,from_cid,to_cid,mid,offset,state,ctime,mtime from dm_transfer_job WHERE id=?"
_uptTransferSQL = "UPDATE dm_transfer_job SET state=? WHERE id=?"
)
// InsertTransferJob add transfer job
func (d *Dao) InsertTransferJob(c context.Context, from, to, mid int64, offset float64, state int8) (affect int64, err error) {
row, err := d.biliDM.Exec(c, _InstTrJobSQL, from, to, mid, offset, state)
if err != nil {
log.Error("biliDM.Exec(%s, %d %d %d %v) error(%v)", _InstTrJobSQL, from, to, mid, offset, err)
return
}
return row.LastInsertId()
}
// TransferList transfer list
func (d *Dao) TransferList(c context.Context, cid, state, pn, ps int64) (res []*model.TransList, total int64, err error) {
var rows *sql.Rows
res = make([]*model.TransList, 0)
if state == int64(model.TransferJobStateAll) {
countRow := d.biliDM.QueryRow(c, _countTransList, cid)
if err = countRow.Scan(&total); err != nil {
log.Error("row.ScanCount error(%v)", err)
return
}
rows, err = d.biliDM.Query(c, _TransList, cid, (pn-1)*ps, ps)
if err != nil {
log.Error("biliDM.Query(%s, %d ) error(%v)", _TransList, cid, err)
return
}
} else {
countRow := d.biliDM.QueryRow(c, _countTransListState, cid, state)
if err = countRow.Scan(&total); err != nil {
log.Error("row.ScanCount error(%v)", err)
return
}
rows, err = d.biliDM.Query(c, _TransListState, cid, state, (pn-1)*ps, ps)
if err != nil {
log.Error("biliDM.Query(%s, %d, %d) error(%v)", _TransList, cid, state, err)
return
}
}
defer rows.Close()
for rows.Next() {
dm := &model.TransList{}
if err = rows.Scan(&dm.ID, &dm.From, &dm.To, &dm.State, &dm.Ctime); err != nil {
log.Error("rows.Scan error(%v)", err)
return
}
res = append(res, dm)
}
return
}
// CheckTransferID check transfer job state by id
func (d *Dao) CheckTransferID(c context.Context, id int64) (job *model.TransferJobInfo, err error) {
job = new(model.TransferJobInfo)
row := d.biliDM.QueryRow(c, _selTransferID, id)
if err = row.Scan(&job.ID, &job.FromCID, &job.ToCID, &job.MID, &job.Offset, &job.State, &job.Ctime, &job.Mtime); err != nil {
if err == sql.ErrNoRows {
job = nil
err = nil
} else {
log.Error("row.Scan error(%v)", err)
}
}
return
}
// SetTransferState change transfer state
func (d *Dao) SetTransferState(c context.Context, id int64, state int8) (affect int64, err error) {
row, err := d.biliDM.Exec(c, _uptTransferSQL, state, id)
if err != nil {
log.Error("d.biliDM.Exec(%s,%d) error(%v)", _uptTransferSQL, id, err)
return
}
return row.RowsAffected()
}