404 lines
14 KiB
Go
404 lines
14 KiB
Go
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package fav
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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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favmdl "go-common/app/service/main/favorite/model"
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xsql "go-common/library/database/sql"
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"go-common/library/log"
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xtime "go-common/library/time"
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"go-common/library/xstr"
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)
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const (
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_countSharding int64 = 50 // count by oid
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_folderSharding int64 = 100 // folder by mid
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_relationSharding int64 = 500 // relations in folder by mid
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_usersSharding int64 = 500 // users by oid
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// folder
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_folderSQL = "SELECT id,type,mid,name,cover,description,count,attr,state,ctime,mtime FROM fav_folder_%s WHERE id=? AND type=? AND mid=? AND state=0"
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_upFolderCntSQL = "UPDATE fav_folder_%s SET count=?,mtime=? WHERE id=?"
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// relation
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_relationSQL = "SELECT id,type,oid,mid,fid,state,ctime,mtime,sequence FROM fav_relation_%s WHERE type=? AND mid=? AND fid=? AND oid=? AND state=0"
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_relationsSQL = "SELECT id,type,oid,mid,fid,state,ctime,mtime,sequence FROM fav_relation_%s FORCE INDEX(ix_fid_state_type_mtime) WHERE fid=? AND mtime>=? AND state=0 AND type=? ORDER BY mtime ASC LIMIT ?"
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_allRelationsSQL = "SELECT id,type,oid,mid,fid,state,ctime,mtime,sequence FROM fav_relation_%s FORCE INDEX(ix_fid_state_mtime) WHERE fid=? AND mtime>=? AND state=0 ORDER BY mtime ASC LIMIT ?"
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_relationOidsSQL = "SELECT oid FROM fav_relation_%s FORCE INDEX(ix_fid_state_type_mtime) WHERE fid=? AND state=0 AND type=? ORDER BY mtime DESC LIMIT ?,?"
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_relationFidsByOidSQL = "SELECT fid FROM fav_relation_%s WHERE type=? AND mid=? AND oid=? and state=0"
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_relationFidsSQL = "SELECT oid,fid FROM fav_relation_%s WHERE type=? AND mid=? AND state=0"
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_cntRelationSQL = "SELECT COUNT(id) FROM fav_relation_%s FORCE INDEX(ix_fid_state_sequence) WHERE fid=? and state=0"
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_addRelationSQL = "INSERT INTO fav_relation_%s (type,oid,mid,fid,state,ctime,mtime,sequence) VALUES(?,?,?,?,?,?,?,?) ON DUPLICATE KEY UPDATE state=?,mtime=?,sequence=?"
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_delRelationSQL = "UPDATE fav_relation_%s SET state=1,mtime=? WHERE type=? AND fid=? AND oid=?"
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_delRelationsByOidsSQL = "UPDATE fav_relation_%s SET state=1,mtime=? WHERE type=? AND fid=? AND oid in (%s)"
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_selRelationsByOidsSql = "SELECT id,type,oid,mid,fid,state,ctime,mtime,sequence FROM fav_relation_%s WHERE type=? AND fid=? AND oid in (%s)"
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_updateAllRelationSeq = "UPDATE fav_relation_%s SET mtime=mtime,sequence=(case id %s end) WHERE id in (%s)"
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_updateRelationSeq = "UPDATE fav_relation_%s SET sequence=?,mtime=? WHERE fid=? and oid=? and type=?"
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_selectMaxSequence = "SELECT id,type,oid,mid,fid,state,ctime,mtime,sequence FROM fav_relation_%s FORCE INDEX(ix_fid_state_sequence) WHERE fid=? AND state=0 order BY sequence desc limit 1"
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_recentOidsSQL = "SELECT oid,type FROM fav_relation_%s FORCE INDEX(ix_fid_state_mtime) WHERE fid=? AND state=0 ORDER BY mtime DESC LIMIT 3"
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// users
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_addUserSQL = "INSERT INTO fav_users_%s (type,oid,mid,state,ctime,mtime) VALUES(?,?,?,?,?,?) ON DUPLICATE KEY UPDATE state=?,mtime=?"
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_delUserSQL = "UPDATE fav_users_%s SET state=1,mtime=? WHERE type=? AND oid=? AND mid=?"
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// stat
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_statCntSQL = "SELECT count from fav_count_%s WHERE type=? AND oid=?"
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_upStatCntSQL = "INSERT INTO fav_count_%s (type,oid,count,ctime,mtime) VALUES(?,?,?,?,?) ON DUPLICATE KEY UPDATE count=count+?,mtime=?"
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)
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func cntHit(mid int64) string {
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return fmt.Sprintf("%02d", mid%_countSharding)
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}
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func folderHit(mid int64) string {
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return fmt.Sprintf("%02d", mid%_folderSharding)
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}
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func relationHit(mid int64) string {
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return fmt.Sprintf("%03d", mid%_relationSharding)
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}
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func usersHit(oid int64) string {
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return fmt.Sprintf("%03d", oid%_usersSharding)
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}
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// pingMySQL check mysql connection.
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func (d *Dao) pingMySQL(c context.Context) error {
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return d.db.Ping(c)
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}
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func (d *Dao) TxUpdateFavSequence(tx *xsql.Tx, mid int64, fid, oid int64, typ int8, sequence uint64, mtime xtime.Time) (rows int64, err error) {
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res, err := tx.Exec(fmt.Sprintf(_updateRelationSeq, relationHit(mid)), sequence, mtime, fid, oid, typ)
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if err != nil {
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log.Error("d.db.Exec(%s,%d,%d,%d,%d,%d) error(%v)", _updateRelationSeq, sequence, mtime, fid, oid, typ, err)
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return
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}
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return res.RowsAffected()
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}
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func (d *Dao) BatchUpdateSeq(c context.Context, mid int64, favs []*favmdl.Favorite) (int64, error) {
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var caseStr string
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var ids []int64
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for _, fav := range favs {
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ids = append(ids, fav.ID)
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caseStr += fmt.Sprintf("when %d then %d ", fav.ID, fav.Sequence)
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}
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if len(ids) <= 0 {
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return 0, nil
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}
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res, err := d.db.Exec(c, fmt.Sprintf(_updateAllRelationSeq, relationHit(mid), caseStr, xstr.JoinInts(ids)))
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if err != nil {
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return 0, err
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}
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return res.RowsAffected()
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}
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// RecentRes return user's three newest fav from a folder.
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func (d *Dao) RecentRes(c context.Context, mid, fid int64) (res []*favmdl.Resource, err error) {
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rows, err := d.db.Query(c, fmt.Sprintf(_recentOidsSQL, relationHit(mid)), fid)
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if err != nil {
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log.Error("d.db.Query(%d,%d) error(%v)", mid, fid, err)
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return
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}
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defer rows.Close()
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for rows.Next() {
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var oid int64
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var typ int32
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if err = rows.Scan(&oid, &typ); err != nil {
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log.Error("rows.Scan error(%v)", err)
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return
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}
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res = append(res, &favmdl.Resource{Oid: oid, Typ: typ})
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}
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err = rows.Err()
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return
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}
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// Folder get a Folder by fid from mysql.
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func (d *Dao) Folder(c context.Context, tp int8, mid, fid int64) (f *favmdl.Folder, err error) {
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f = &favmdl.Folder{}
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row := d.db.QueryRow(c, fmt.Sprintf(_folderSQL, folderHit(mid)), fid, tp, mid)
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if err = row.Scan(&f.ID, &f.Type, &f.Mid, &f.Name, &f.Cover, &f.Description, &f.Count, &f.Attr, &f.State, &f.CTime, &f.MTime); err != nil {
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if err == sql.ErrNoRows {
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f = nil
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err = nil
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} else {
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log.Error("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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// UpFolderCnt update folder count to mysql.
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func (d *Dao) UpFolderCnt(c context.Context, mid, fid int64, cnt int, now xtime.Time) (rows int64, err error) {
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res, err := d.db.Exec(c, fmt.Sprintf(_upFolderCntSQL, folderHit(mid)), cnt, now, fid)
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if err != nil {
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log.Error("db.Exec error(%v)", err)
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return
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}
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return res.RowsAffected()
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}
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// MaxRelation get a max sequence relation from mysql.
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func (d *Dao) MaxRelation(c context.Context, mid, fid int64) (m *favmdl.Favorite, err error) {
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m = &favmdl.Favorite{}
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row := d.db.QueryRow(c, fmt.Sprintf(_selectMaxSequence, relationHit(mid)), fid)
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if err = row.Scan(&m.ID, &m.Type, &m.Oid, &m.Mid, &m.Fid, &m.State, &m.CTime, &m.MTime, &m.Sequence); err != nil {
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if err == sql.ErrNoRows {
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err = nil
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m = nil
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} else {
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log.Error("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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// Relation get a relation from mysql.
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func (d *Dao) Relation(c context.Context, tp int8, mid, fid, oid int64) (m *favmdl.Favorite, err error) {
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m = &favmdl.Favorite{}
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row := d.db.QueryRow(c, fmt.Sprintf(_relationSQL, relationHit(mid)), tp, mid, fid, oid)
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if err = row.Scan(&m.ID, &m.Type, &m.Oid, &m.Mid, &m.Fid, &m.State, &m.CTime, &m.MTime, &m.Sequence); err != nil {
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if err == sql.ErrNoRows {
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err = nil
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m = nil
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} else {
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log.Error("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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// AllRelations get favorite relations from mysql.
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func (d *Dao) AllRelations(c context.Context, mid, fid int64, mtime xtime.Time, limit int) (fr []*favmdl.Favorite, err error) {
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rows, err := d.db.Query(c, fmt.Sprintf(_allRelationsSQL, relationHit(mid)), fid, mtime, limit)
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if err != nil {
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log.Error("d.db.Query(%s,%d,%d,%d,%d) error(%v)", fmt.Sprintf(_allRelationsSQL, relationHit(mid)), mid, fid, mtime, limit, err)
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return
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}
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defer rows.Close()
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fr = make([]*favmdl.Favorite, 0)
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for rows.Next() {
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var r = &favmdl.Favorite{}
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if err = rows.Scan(&r.ID, &r.Type, &r.Oid, &r.Mid, &r.Fid, &r.State, &r.CTime, &r.MTime, &r.Sequence); err != nil {
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log.Error("rows.Scan error(%v)", err)
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return
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}
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if r.Mid != mid {
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log.Error("dirty data relations(%d,%d)", mid, fid)
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continue
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}
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fr = append(fr, r)
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}
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err = rows.Err()
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return
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}
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func (d *Dao) RelationsByOids(c context.Context, typ int8, mid, fid int64, oids []int64) (fr []*favmdl.Favorite, err error) {
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if len(oids) <= 0 {
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return
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}
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rows, err := d.db.Query(c, fmt.Sprintf(_selRelationsByOidsSql, relationHit(mid), xstr.JoinInts(oids)), typ, fid)
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if err != nil {
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log.Error("d.db.Query(%s,%d,%d,%v) error(%v)", fmt.Sprintf(_selRelationsByOidsSql, relationHit(mid), xstr.JoinInts(oids)), typ, fid, err)
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return
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}
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defer rows.Close()
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fr = make([]*favmdl.Favorite, 0)
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for rows.Next() {
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var r = &favmdl.Favorite{}
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if err = rows.Scan(&r.ID, &r.Type, &r.Oid, &r.Mid, &r.Fid, &r.State, &r.CTime, &r.MTime, &r.Sequence); err != nil {
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log.Error("rows.Scan error(%v)", err)
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return
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}
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if r.Type != typ || r.Mid != mid {
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log.Error("dirty data relations(%d,%d,%d)", typ, mid, fid)
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continue
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}
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fr = append(fr, r)
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}
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err = rows.Err()
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return
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}
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// Relations get favorite relations from mysql.
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func (d *Dao) Relations(c context.Context, typ int8, mid, fid int64, mtime xtime.Time, limit int) (fr []*favmdl.Favorite, err error) {
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rows, err := d.db.Query(c, fmt.Sprintf(_relationsSQL, relationHit(mid)), fid, mtime, typ, limit)
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if err != nil {
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log.Error("d.db.Query(%s,%d,%d,%d,%d,%d) error(%v)", fmt.Sprintf(_relationsSQL, relationHit(mid)), typ, mid, fid, mtime, limit, err)
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return
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}
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defer rows.Close()
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fr = make([]*favmdl.Favorite, 0)
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for rows.Next() {
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var r = &favmdl.Favorite{}
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if err = rows.Scan(&r.ID, &r.Type, &r.Oid, &r.Mid, &r.Fid, &r.State, &r.CTime, &r.MTime, &r.Sequence); err != nil {
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log.Error("rows.Scan error(%v)", err)
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return
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}
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if r.Mid != mid {
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log.Error("dirty data relations(%d,%d,%d)", typ, mid, fid)
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continue
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}
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fr = append(fr, r)
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}
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err = rows.Err()
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return
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}
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// RelationFidsByOid get favortied folders in relations by oid from mysql.
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func (d *Dao) RelationFidsByOid(c context.Context, tp int8, mid, oid int64) (fids []int64, err error) {
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var (
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fid int64
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idx = relationHit(mid)
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)
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rows, err := d.db.Query(c, fmt.Sprintf(_relationFidsByOidSQL, idx), tp, mid, oid)
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if err != nil {
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log.Error("d.db.QueryRow(%d,%d,%d) error(%v)", mid, mid, oid, err)
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return
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}
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defer rows.Close()
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for rows.Next() {
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if err = rows.Scan(&fid); err != nil {
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log.Error("rows.Scan error(%v)", err)
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return
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}
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fids = append(fids, fid)
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}
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err = rows.Err()
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return
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}
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// RelationCnt get favoried folders count in relation from mysql.
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func (d *Dao) RelationCnt(c context.Context, mid, fid int64) (cnt int, err error) {
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row := d.db.QueryRow(c, fmt.Sprintf(_cntRelationSQL, relationHit(mid)), fid)
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if err = row.Scan(&cnt); 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("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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// AddRelation add a favorite relation to mysql.
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func (d *Dao) AddRelation(c context.Context, fr *favmdl.Favorite) (rows int64, err error) {
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res, err := d.db.Exec(c, fmt.Sprintf(_addRelationSQL, relationHit(fr.Mid)), fr.Type, fr.Oid, fr.Mid, fr.Fid, fr.State, fr.CTime, fr.MTime, fr.Sequence, fr.State, fr.MTime, fr.Sequence)
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if err != nil {
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log.Error("db.Exec error(%v)", err)
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return
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}
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return res.LastInsertId()
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}
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// DelRelation delete a favorite relation to mysql.
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func (d *Dao) DelRelation(c context.Context, tp int8, mid, fid, oid int64, now xtime.Time) (rows int64, err error) {
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res, err := d.db.Exec(c, fmt.Sprintf(_delRelationSQL, relationHit(mid)), now, tp, fid, oid)
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if err != nil {
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log.Error("d.db.Exec(%d,%d,%d,%d) error(%v)", mid, tp, fid, oid, err)
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||
|
|
return
|
||
|
|
}
|
||
|
|
return res.RowsAffected()
|
||
|
|
}
|
||
|
|
|
||
|
|
// UpStatCnt update stat count to mysql.
|
||
|
|
func (d *Dao) UpStatCnt(c context.Context, tp int8, oid int64, incr int, now xtime.Time) (rows int64, err error) {
|
||
|
|
res, err := d.db.Exec(c, fmt.Sprintf(_upStatCntSQL, cntHit(oid)), tp, oid, incr, now, now, incr, now)
|
||
|
|
if err != nil {
|
||
|
|
log.Error("db.Exec error(%v)", err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
return res.RowsAffected()
|
||
|
|
}
|
||
|
|
|
||
|
|
// StatCnt return stat count from mysql.
|
||
|
|
func (d *Dao) StatCnt(c context.Context, tp int8, oid int64) (cnt int, err error) {
|
||
|
|
row := d.db.QueryRow(c, fmt.Sprintf(_statCntSQL, cntHit(oid)), tp, oid)
|
||
|
|
if err = row.Scan(&cnt); err != nil {
|
||
|
|
if err == sql.ErrNoRows {
|
||
|
|
err = nil
|
||
|
|
} else {
|
||
|
|
log.Error("row.Scan error(%v)", err)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
// RelationFids get the map [oid -> "fid,fid"] for user.
|
||
|
|
func (d *Dao) RelationFids(c context.Context, tp int8, mid int64) (rfids map[int64][]int64, err error) {
|
||
|
|
rows, err := d.db.Query(c, fmt.Sprintf(_relationFidsSQL, relationHit(mid)), tp, mid)
|
||
|
|
if err != nil {
|
||
|
|
log.Error("db.Query(%d) error(%v)", mid, err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
defer rows.Close()
|
||
|
|
rfids = make(map[int64][]int64, 128)
|
||
|
|
for rows.Next() {
|
||
|
|
var oid, fid int64
|
||
|
|
if err = rows.Scan(&oid, &fid); err != nil {
|
||
|
|
log.Error("rows.Scan error(%v)", err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
rfids[oid] = append(rfids[oid], fid)
|
||
|
|
}
|
||
|
|
err = rows.Err()
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
// OidsByFid get oids by fid
|
||
|
|
func (d *Dao) OidsByFid(c context.Context, typ int8, mid, fid int64, offset, limit int) (oids []int64, err error) {
|
||
|
|
rows, err := d.db.Query(c, fmt.Sprintf(_relationOidsSQL, relationHit(mid)), fid, typ, offset, limit)
|
||
|
|
if err != nil {
|
||
|
|
log.Error("d.db.Query(%d,%d,%d,%d,%d) error(%v)", typ, mid, fid, offset, limit, err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
defer rows.Close()
|
||
|
|
oid := int64(0)
|
||
|
|
oids = make([]int64, 0, limit)
|
||
|
|
for rows.Next() {
|
||
|
|
if err = rows.Scan(&oid); err != nil {
|
||
|
|
log.Error("rows.Scan error(%v)", err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
oids = append(oids, oid)
|
||
|
|
}
|
||
|
|
err = rows.Err()
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
// DelRelationsByOids update del state by fid and oids.
|
||
|
|
func (d *Dao) DelRelationsByOids(c context.Context, typ int8, mid, fid int64, oids []int64, now xtime.Time) (rows int64, err error) {
|
||
|
|
if len(oids) == 0 {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
oidsStr := xstr.JoinInts(oids)
|
||
|
|
res, err := d.db.Exec(c, fmt.Sprintf(_delRelationsByOidsSQL, relationHit(mid), oidsStr), now, typ, fid)
|
||
|
|
if err != nil {
|
||
|
|
log.Error("d.db.Exec(%d,%d,%d,%s) error(%v)", typ, mid, fid, oidsStr, now, err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
return res.RowsAffected()
|
||
|
|
}
|
||
|
|
|
||
|
|
// AddUser add a favorite user to mysql.
|
||
|
|
func (d *Dao) AddUser(c context.Context, u *favmdl.User) (rows int64, err error) {
|
||
|
|
res, err := d.db.Exec(c, fmt.Sprintf(_addUserSQL, usersHit(u.Oid)), u.Type, u.Oid, u.Mid, u.State, u.CTime, u.MTime, u.State, u.MTime)
|
||
|
|
if err != nil {
|
||
|
|
log.Error("db.Exec error(%v)", err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
return res.LastInsertId()
|
||
|
|
}
|
||
|
|
|
||
|
|
// DelUser delete a favorite user.
|
||
|
|
func (d *Dao) DelUser(c context.Context, u *favmdl.User) (rows int64, err error) {
|
||
|
|
res, err := d.db.Exec(c, fmt.Sprintf(_delUserSQL, usersHit(u.Oid)), u.MTime, u.Type, u.Oid, u.Mid)
|
||
|
|
if err != nil {
|
||
|
|
log.Error("d.db.Exec(%d,%d,%d,%d) error(%v)", u.MTime, u.Type, u.Oid, u.Mid, err)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
return res.RowsAffected()
|
||
|
|
}
|