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54 lines
1.5 KiB
54 lines
1.5 KiB
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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"time" |
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"go-common/library/log" |
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) |
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const ( |
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_topDyKeyFmt = "spc_td_%d" |
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_topDySQL = `SELECT dy_id FROM top_dynamic_%d WHERE deleted_time = 0 AND mid = ?` |
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_topDyAddSQL = `INSERT INTO top_dynamic_%d(mid,dy_id) VALUES (?,?) ON DUPLICATE KEY UPDATE dy_id = ?` |
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_topDyDelSQL = `UPDATE top_dynamic_%d set deleted_time = ? WHERE mid = ?` |
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) |
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func topDyHit(mid int64) int64 { |
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return mid % 10 |
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} |
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func topDyKey(mid int64) string { |
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return fmt.Sprintf(_topDyKeyFmt, mid) |
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} |
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// RawTopDynamic get top dynamic data from mysql. |
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func (d *Dao) RawTopDynamic(c context.Context, mid int64) (dyID int64, err error) { |
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var row = d.db.QueryRow(c, fmt.Sprintf(_topDySQL, topDyHit(mid)), mid) |
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if err = row.Scan(&dyID); err != nil { |
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if err == sql.ErrNoRows { |
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err = nil |
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} else { |
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log.Error("RawTopDynamic 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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// AddTopDynamic add top archive. |
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func (d *Dao) AddTopDynamic(c context.Context, mid, dyID int64) (err error) { |
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if _, err = d.db.Exec(c, fmt.Sprintf(_topDyAddSQL, topDyHit(mid)), mid, dyID, dyID); err != nil { |
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log.Error("AddTopDynamic error d.db.Exec(%d,%d) error(%v)", mid, dyID, err) |
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} |
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return |
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} |
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// DelTopDynamic delete top archive. |
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func (d *Dao) DelTopDynamic(c context.Context, mid int64, now time.Time) (err error) { |
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if _, err = d.db.Exec(c, fmt.Sprintf(_topDyDelSQL, topDyHit(mid)), now, mid); err != nil { |
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log.Error("DelTopDynamic 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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