57 lines
1.6 KiB
Go
57 lines
1.6 KiB
Go
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package dao
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import (
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"context"
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"database/sql"
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"fmt"
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"go-common/app/interface/main/space/model"
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"go-common/library/log"
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)
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const (
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_topArcFmt = "spc_ta_%d"
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_topArcSQL = `SELECT aid,recommend_reason FROM member_top%d WHERE mid = ? LIMIT 1`
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_topArcAddSQL = `INSERT INTO member_top%d(mid,aid,recommend_reason) VALUES (?,?,?) ON DUPLICATE KEY UPDATE aid = ?,recommend_reason = ?`
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_topArcDelSQL = `DELETE FROM member_top%d WHERE mid = ?`
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)
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func topArcHit(mid int64) int64 {
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return mid % 10
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}
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func topArcKey(mid int64) string {
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return fmt.Sprintf(_topArcFmt, mid)
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}
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// RawTopArc get top aid from db.
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func (d *Dao) RawTopArc(c context.Context, mid int64) (res *model.AidReason, err error) {
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var row = d.db.QueryRow(c, fmt.Sprintf(_topArcSQL, topArcHit(mid)), mid)
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res = new(model.AidReason)
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if err = row.Scan(&res.Aid, &res.Reason); err != nil {
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if err == sql.ErrNoRows {
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err = nil
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res = nil
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} else {
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log.Error("RawTopArc row.Scan() error(%v)", err)
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}
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}
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return
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}
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// AddTopArc add top archive.
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func (d *Dao) AddTopArc(c context.Context, mid, aid int64, reason string) (err error) {
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if _, err = d.db.Exec(c, fmt.Sprintf(_topArcAddSQL, topArcHit(mid)), mid, aid, reason, aid, reason); err != nil {
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log.Error("AddTopArc error d.db.Exec(%d,%d,%s) error(%v)", mid, aid, reason, err)
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}
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return
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}
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// DelTopArc delete top archive.
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func (d *Dao) DelTopArc(c context.Context, mid int64) (err error) {
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if _, err = d.db.Exec(c, fmt.Sprintf(_topArcDelSQL, topArcHit(mid)), mid); err != nil {
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log.Error("DelTopArc error d.db.Exec(%d) error(%v)", mid, err)
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}
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return
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}
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