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94 lines
2.6 KiB
94 lines
2.6 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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"go-common/app/interface/main/space/model" |
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"go-common/library/cache/memcache" |
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"go-common/library/log" |
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) |
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const ( |
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_indexOrderKeyFmt = "spc_io_%d" |
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_indexOrderSQL = `SELECT index_order FROM dede_member_up_settings%d WHERE mid = ?` |
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_indexOrderAddSQL = `INSERT INTO dede_member_up_settings%d (mid,index_order) VALUES (?,?) ON DUPLICATE KEY UPDATE index_order = ?` |
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) |
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func indexOrderHit(mid int64) int64 { |
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return mid % 10 |
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} |
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func indexOrderKey(mid int64) string { |
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return fmt.Sprintf(_indexOrderKeyFmt, mid) |
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} |
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// IndexOrder get index order info. |
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func (d *Dao) IndexOrder(c context.Context, mid int64) (indexOrder string, err error) { |
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var row = d.db.QueryRow(c, fmt.Sprintf(_indexOrderSQL, indexOrderHit(mid)), mid) |
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if err = row.Scan(&indexOrder); 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("IndexOrder 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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// IndexOrderModify index order modify. |
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func (d *Dao) IndexOrderModify(c context.Context, mid int64, orderStr string) (err error) { |
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if _, err = d.db.Exec(c, fmt.Sprintf(_indexOrderAddSQL, indexOrderHit(mid)), mid, orderStr, orderStr); err != nil { |
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log.Error("IndexOrderModify error d.db.Exec(%d,%s) error(%v)", mid, orderStr, err) |
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} |
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return |
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} |
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// IndexOrderCache get index order cache. |
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func (d *Dao) IndexOrderCache(c context.Context, mid int64) (data []*model.IndexOrder, err error) { |
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var ( |
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conn = d.mc.Get(c) |
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key = indexOrderKey(mid) |
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) |
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defer conn.Close() |
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reply, err := conn.Get(key) |
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if err != nil { |
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if err == memcache.ErrNotFound { |
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err = nil |
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return |
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} |
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log.Error("IndexOrderCache conn.Get(%v) error(%v)", key, err) |
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return |
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} |
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if err = conn.Scan(reply, &data); err != nil { |
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log.Error("IndexOrderCache reply.Scan(%s) error(%v)", reply.Value, err) |
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} |
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return |
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} |
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// SetIndexOrderCache set index order cache. |
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func (d *Dao) SetIndexOrderCache(c context.Context, mid int64, data []*model.IndexOrder) (err error) { |
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conn := d.mc.Get(c) |
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defer conn.Close() |
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item := &memcache.Item{Key: indexOrderKey(mid), Object: data, Flags: memcache.FlagJSON, Expiration: d.mcSettingExpire} |
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if err = conn.Set(item); err != nil { |
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log.Error("SetIndexOrderCache conn.Set(%s) error(%v)", indexOrderKey(mid), err) |
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} |
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return |
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} |
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// DelIndexOrderCache delete index order cache. |
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func (d *Dao) DelIndexOrderCache(c context.Context, mid int64) (err error) { |
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conn := d.mc.Get(c) |
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defer conn.Close() |
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key := indexOrderKey(mid) |
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if err = conn.Delete(key); err != nil { |
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if err == memcache.ErrNotFound { |
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err = nil |
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return |
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} |
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log.Error("DelIndexOrderCache conn.Delete(%s) error(%v)", indexOrderKey(mid), err) |
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} |
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return |
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}
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