95 lines
2.6 KiB
Go
95 lines
2.6 KiB
Go
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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