970 lines
20 KiB
Go
970 lines
20 KiB
Go
package db
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import (
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"../cache"
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. "../common"
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"database/sql"
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"encoding/json"
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"errors"
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_ "github.com/go-sql-driver/mysql"
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_ "github.com/mattn/go-sqlite3"
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"os"
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"reflect"
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"strings"
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)
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type HoTimeDB struct {
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*sql.DB
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ContextBase
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DBName string
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*cache.HoTimeCache
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Type string
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Prefix string
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LastQuery string
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LastData []interface{}
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ConnectFunc func(err ...*Error) (*sql.DB, *sql.DB)
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LastErr *Error
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limit Slice
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*sql.Tx //事务对象
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SlaveDB *sql.DB
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}
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// SetConnect 设置数据库配置连接
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func (that *HoTimeDB) SetConnect(connect func(err ...*Error) (master, slave *sql.DB), err ...*Error) {
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that.ConnectFunc = connect
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_ = that.InitDb(err...)
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}
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// GetType 设置数据库配置连接
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func (that *HoTimeDB) GetType() string {
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return that.Type
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}
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// Action 事务，如果action返回true则执行成功；false则回滚
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func (that *HoTimeDB) Action(action func(db HoTimeDB) bool) bool {
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db := HoTimeDB{DB: that.DB, HoTimeCache: that.HoTimeCache, Prefix: that.Prefix}
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tx, err := db.Begin()
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if err != nil {
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that.LastErr.SetError(err)
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return false
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}
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db.Tx = tx
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result := action(db)
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if !result {
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err = db.Tx.Rollback()
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if err != nil {
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that.LastErr.SetError(err)
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return false
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}
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return result
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}
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err = db.Tx.Commit()
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if err != nil {
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that.LastErr.SetError(err)
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return false
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}
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return result
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}
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func (that *HoTimeDB) InitDb(err ...*Error) *Error {
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if len(err) != 0 {
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that.LastErr = err[0]
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}
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that.DB, that.SlaveDB = that.ConnectFunc(that.LastErr)
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if that.DB == nil {
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return that.LastErr
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}
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e := that.DB.Ping()
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that.LastErr.SetError(e)
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if that.SlaveDB != nil {
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e := that.SlaveDB.Ping()
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that.LastErr.SetError(e)
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}
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return that.LastErr
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}
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func (that *HoTimeDB) Page(page, pageRow int) *HoTimeDB {
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page = (page - 1) * pageRow
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if page < 0 {
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page = 1
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}
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that.limit = Slice{page, pageRow}
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return that
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}
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func (that *HoTimeDB) PageSelect(table string, qu ...interface{}) []Map {
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if len(qu) == 1 {
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qu = append(qu, Map{"LIMIT": that.limit})
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}
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if len(qu) == 2 {
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temp := DeepCopyMap(qu[1]).(Map)
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temp["LIMIT"] = that.limit
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qu[1] = temp
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}
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if len(qu) == 3 {
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temp := DeepCopyMap(qu[2]).(Map)
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temp["LIMIT"] = that.limit
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qu[2] = temp
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}
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//fmt.Println(qu)
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data := that.Select(table, qu...)
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return data
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}
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// Row 数据库数据解析
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func (that *HoTimeDB) Row(resl *sql.Rows) []Map {
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dest := make([]Map, 0)
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strs, _ := resl.Columns()
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for i := 0; resl.Next(); i++ {
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lis := make(Map, 0)
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a := make([]interface{}, len(strs))
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b := make([]interface{}, len(a))
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for j := 0; j < len(a); j++ {
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b[j] = &a[j]
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}
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err := resl.Scan(b...)
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if err != nil {
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that.LastErr.SetError(err)
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return nil
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}
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for j := 0; j < len(a); j++ {
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//fmt.Println(reflect.ValueOf(a[j]).Type().String() )
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if a[j] != nil && reflect.ValueOf(a[j]).Type().String() == "[]uint8" {
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lis[strs[j]] = string(a[j].([]byte))
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} else {
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lis[strs[j]] = a[j] //取实际类型
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}
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}
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//防止int被误读为float64
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//jlis, e := json.Marshal(lis)
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//if e != nil {
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// that.LastErr.SetError(e)
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//} else {
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// lis.JsonToMap(string(jlis), that.LastErr)
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//}
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dest = append(dest, lis)
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}
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return dest
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}
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//
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////code=0,1,2 0 backup all,1 backup data,2 backup ddl
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//func (this *HoTimeDB) Backup(path string, code int) {
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// var cmd *exec.Cmd
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// switch code {
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// case 0:cmd= exec.Command("mysqldump","-h"+ObjToStr(Config["dbHost"]), "-P"+ObjToStr(Config["dbPort"]),"-u"+ObjToStr(Config["dbUser"]), "-p"+ObjToStr(Config["dbPwd"]),ObjToStr(Config["dbName"]))
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// case 1:cmd= exec.Command("mysqldump","-h"+ObjToStr(Config["dbHost"]), "-P"+ObjToStr(Config["dbPort"]),"-u"+ObjToStr(Config["dbUser"]), "-p"+ObjToStr(Config["dbPwd"]), ObjToStr(Config["dbName"]))
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// case 2:cmd= exec.Command("mysqldump","--no-data","-h"+ObjToStr(Config["dbHost"]), "-P"+ObjToStr(Config["dbPort"]),"-u"+ObjToStr(Config["dbUser"]), "-p"+ObjToStr(Config["dbPwd"]),ObjToStr(Config["dbName"]))
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// }
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//
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//
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//
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// stdout, err := cmd.StdoutPipe()
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// if err != nil {
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// log.Println(err)
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// }
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//
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// if err := cmd.Start(); err != nil {
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// log.Println(err)
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// }
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//
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// bytes, err := ioutil.ReadAll(stdout)
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// if err != nil {
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// log.Println(err)
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// }
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// err = ioutil.WriteFile(path, bytes, 0644)
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// if err != nil {
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// panic(err)
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// }
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// return ;
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// //
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// //db := ``
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// //fmt.Println(db)
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// //
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// //tables := this.Query("show tables")
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// //lth := len(tables)
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// //if lth == 0 {
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// // return
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// //}
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// //for k, _ := range tables[0] {
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// // db = Substr(k, 10, len(k))
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// //}
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// //
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// //fd, _ := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0644)
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// //fd.Write([]byte("/*datetime " + time.Now().Format("2006-01-02 15:04:05") + " */ \r\n"))
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// //fd.Close()
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// //
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// //for i := 0; i < lth; i++ {
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// // tt := tables[i]["Tables_in_"+db].(string)
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// // this.backupSave(path, tt, code)
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// // debug.FreeOSMemory()
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// //}
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//
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//}
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func (that *HoTimeDB) backupSave(path string, tt string, code int) {
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fd, _ := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0644)
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defer fd.Close()
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str := "\r\n"
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if code == 0 || code == 2 {
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str += that.backupDdl(tt)
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}
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if code == 0 || code == 1 {
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str += "insert into `" + tt + "`\r\n\r\n("
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str += that.backupCol(tt)
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}
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_, _ = fd.Write([]byte(str))
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}
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func (that *HoTimeDB) backupDdl(tt string) string {
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data := that.Query("show create table " + tt)
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if len(data) == 0 {
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return ""
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}
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return ObjToStr(data[0]["Create Table"]) + ";\r\n\r\n"
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}
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func (that *HoTimeDB) backupCol(tt string) string {
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str := ""
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data := that.Select(tt, "*")
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lthData := len(data)
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if lthData == 0 {
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return str
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}
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lthCol := len(data[0])
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col := make([]string, lthCol)
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tempLthData := 0
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for k := range data[0] {
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if tempLthData == lthCol-1 {
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str += "`" + k + "`)"
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} else {
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str += "`" + k + "`,"
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}
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col[tempLthData] = k
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tempLthData++
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}
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str += " values"
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for j := 0; j < lthData; j++ {
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for m := 0; m < lthCol; m++ {
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if m == 0 {
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str += "("
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}
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v := "NULL"
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if data[j][col[m]] != nil {
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v = "'" + strings.Replace(ObjToStr(data[j][col[m]]), "'", `\'`, -1) + "'"
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}
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if m == lthCol-1 {
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str += v + ")"
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} else {
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str += v + ","
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}
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}
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if j == lthData-1 {
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str += ";\r\n\r\n"
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} else {
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str += ",\r\n\r\n"
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}
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}
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return str
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}
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func (that *HoTimeDB) md5(query string, args ...interface{}) string {
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strByte, _ := json.Marshal(args)
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str := Md5(query + ":" + string(strByte))
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return str
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}
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func (that *HoTimeDB) Query(query string, args ...interface{}) []Map {
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//fmt.Println(query)
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var err error
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var resl *sql.Rows
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that.LastQuery = query
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that.LastData = args
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//主从数据库切换，只有select语句有从数据库
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db := that.DB
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if that.SlaveDB != nil {
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db = that.SlaveDB
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}
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if db == nil {
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err = errors.New("没有初始化数据库")
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that.LastErr.SetError(err)
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return nil
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}
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if that.Tx != nil {
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resl, err = that.Tx.Query(query, args...)
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} else {
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resl, err = db.Query(query, args...)
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}
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that.LastErr.SetError(err)
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if err != nil {
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if err = db.Ping(); err != nil {
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that.LastErr.SetError(err)
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_ = that.InitDb()
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if that.LastErr.GetError() != nil {
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return nil
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}
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return that.Query(query, args...)
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}
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return nil
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}
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return that.Row(resl)
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}
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func (that *HoTimeDB) Exec(query string, args ...interface{}) (sql.Result, *Error) {
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that.LastQuery = query
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that.LastData = args
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var e error
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var resl sql.Result
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if that.DB == nil {
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err := errors.New("没有初始化数据库")
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that.LastErr.SetError(err)
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return nil, that.LastErr
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}
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if that.Tx != nil {
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resl, e = that.Tx.Exec(query, args...)
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} else {
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resl, e = that.DB.Exec(query, args...)
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}
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that.LastErr.SetError(e)
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//判断是否连接断开了
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if e != nil {
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if e = that.DB.Ping(); e != nil {
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that.LastErr.SetError(e)
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_ = that.InitDb()
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if that.LastErr.GetError() != nil {
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return resl, that.LastErr
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}
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return that.Exec(query, args...)
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}
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}
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return resl, that.LastErr
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}
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//func (this *HoTimeDB)copy(data []Map)[]Map{
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// if data==nil{
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// return nil
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// }
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//
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// lth:=len(data)
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//
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// res:=make([]Map,lth)
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//
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//
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// for i:=0;i<lth;i++{
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//
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// res[i]=DeepCopy(data[i]).(Map)
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// }
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//
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// return res
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//
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//}
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func (that *HoTimeDB) Select(table string, qu ...interface{}) []Map {
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query := "SELECT"
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where := Map{}
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qs := make([]interface{}, 0)
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intQs, intWhere := 0, 1
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join := false
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if len(qu) == 3 {
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intQs = 1
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intWhere = 2
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join = true
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}
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if len(qu) > 0 {
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if reflect.ValueOf(qu[intQs]).Type().String() == "string" {
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query += " " + qu[intQs].(string)
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} else {
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for i := 0; i < len(qu[intQs].(Slice)); i++ {
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k := qu[intQs].(Slice)[i].(string)
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if strings.Contains(k, " AS ") {
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query += " " + k + " "
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} else {
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query += " `" + k + "` "
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}
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if i+1 != len(qu[intQs].(Slice)) {
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query = query + ", "
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}
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}
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}
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} else {
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query += " *"
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}
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query += " FROM " + that.Prefix + table
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if join {
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for k, v := range qu[0].(Map) {
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switch Substr(k, 0, 3) {
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case "[>]":
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query += " LEFT JOIN " + Substr(k, 3, len(k)-3) + " ON " + v.(string)
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case "[<]":
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query += " RIGHT JOIN " + Substr(k, 3, len(k)-3) + " ON " + v.(string)
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}
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switch Substr(k, 0, 4) {
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case "[<>]":
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query += " FULL JOIN " + Substr(k, 4, len(k)-4) + " ON " + v.(string)
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case "[><]":
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query += " INNER JOIN " + Substr(k, 4, len(k)-4) + " ON " + v.(string)
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}
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}
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}
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if len(qu) > 1 {
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where = qu[intWhere].(Map)
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}
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temp, resWhere := that.where(where)
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query += temp
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qs = append(qs, resWhere...)
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md5 := that.md5(query, qs...)
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if that.HoTimeCache != nil && table != "cached" {
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//如果缓存有则从缓存取
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cacheData := that.HoTimeCache.Db(table + ":" + md5)
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if cacheData != nil && cacheData.Data != nil {
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return cacheData.ToMapArray()
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}
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}
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//无缓存则数据库取
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res := that.Query(query, qs...)
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if res == nil {
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res = []Map{}
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}
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//缓存
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if that.HoTimeCache != nil && table != "cached" {
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_ = that.HoTimeCache.Db(table+":"+md5, res)
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}
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return res
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}
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func (that *HoTimeDB) Get(table string, qu ...interface{}) Map {
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//fmt.Println(qu)
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if len(qu) == 1 {
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qu = append(qu, Map{"LIMIT": 1})
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}
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if len(qu) == 2 {
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temp := qu[1].(Map)
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temp["LIMIT"] = 1
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qu[1] = temp
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}
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if len(qu) == 3 {
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temp := qu[2].(Map)
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temp["LIMIT"] = 1
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qu[2] = temp
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}
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//fmt.Println(qu)
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data := that.Select(table, qu...)
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if len(data) == 0 {
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return nil
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}
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return data[0]
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}
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func (that *HoTimeDB) GetPrefix() string {
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return that.Prefix
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}
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// Count 计数
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func (that *HoTimeDB) Count(table string, qu ...interface{}) int {
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var req = []interface{}{}
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if len(qu) == 2 {
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req = append(req, qu[0])
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req = append(req, "COUNT(*)")
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req = append(req, qu[1])
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} else {
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req = append(req, "COUNT(*)")
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req = append(req, qu...)
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}
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//req=append(req,qu...)
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data := that.Select(table, req...)
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//fmt.Println(data)
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if len(data) == 0 {
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return 0
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}
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//res,_:=StrToInt(data[0]["COUNT(*)"].(string))
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res := ObjToStr(data[0]["COUNT(*)"])
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count, _ := StrToInt(res)
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return count
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}
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var condition = []string{"AND", "OR"}
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var vcond = []string{"GROUP", "ORDER", "LIMIT"}
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//where语句解析
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func (that *HoTimeDB) where(data Map) (string, []interface{}) {
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where := ""
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res := make([]interface{}, 0)
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//AND OR判断
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for k, v := range data {
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x := 0
|
||
for i := 0; i < len(condition); i++ {
|
||
|
||
if condition[i] == k {
|
||
|
||
tw, ts := that.cond(k, v.(Map))
|
||
|
||
where += tw
|
||
res = append(res, ts...)
|
||
break
|
||
}
|
||
x++
|
||
}
|
||
|
||
y := 0
|
||
for j := 0; j < len(vcond); j++ {
|
||
|
||
if vcond[j] == k {
|
||
break
|
||
}
|
||
y++
|
||
}
|
||
if x == len(condition) && y == len(vcond) {
|
||
tv, vv := that.varCond(k, v)
|
||
|
||
where += tv
|
||
res = append(res, vv...)
|
||
}
|
||
|
||
}
|
||
|
||
if len(where) != 0 {
|
||
where = " WHERE " + where
|
||
}
|
||
|
||
//特殊字符
|
||
for j := 0; j < len(vcond); j++ {
|
||
for k, v := range data {
|
||
if vcond[j] == k {
|
||
if k == "ORDER" {
|
||
where += " " + k + " BY "
|
||
//fmt.Println(reflect.ValueOf(v).Type())
|
||
|
||
//break
|
||
} else if k == "GROUP" {
|
||
|
||
where += " " + k + " BY "
|
||
} else {
|
||
|
||
where += " " + k
|
||
}
|
||
|
||
if reflect.ValueOf(v).Type().String() == "common.Slice" {
|
||
for i := 0; i < len(v.(Slice)); i++ {
|
||
where += " " + ObjToStr(v.(Slice)[i])
|
||
|
||
if len(v.(Slice)) != i+1 {
|
||
where += ","
|
||
}
|
||
|
||
}
|
||
|
||
} else {
|
||
//fmt.Println(v)
|
||
where += " " + ObjToStr(v)
|
||
}
|
||
|
||
break
|
||
}
|
||
}
|
||
|
||
}
|
||
|
||
return where, res
|
||
|
||
}
|
||
|
||
func (that *HoTimeDB) varCond(k string, v interface{}) (string, []interface{}) {
|
||
where := ""
|
||
res := make([]interface{}, 0)
|
||
length := len(k)
|
||
if length > 4 {
|
||
def := false
|
||
|
||
switch Substr(k, length-3, 3) {
|
||
case "[>]":
|
||
k = strings.Replace(k, "[>]", "", -1)
|
||
where += "`" + k + "`>? "
|
||
res = append(res, v)
|
||
case "[<]":
|
||
k = strings.Replace(k, "[<]", "", -1)
|
||
where += "`" + k + "`<? "
|
||
res = append(res, v)
|
||
case "[!]":
|
||
k = strings.Replace(k, "[!]", "", -1)
|
||
where, res = that.notIn(k, v, where, res)
|
||
case "[#]":
|
||
k = strings.Replace(k, "[#]", "", -1)
|
||
where += " " + k + "=" + ObjToStr(v)
|
||
case "[#!]":
|
||
k = strings.Replace(k, "[#!]", "", -1)
|
||
where += " " + k + "!=" + ObjToStr(v)
|
||
case "[!#]":
|
||
k = strings.Replace(k, "[!#]", "", -1)
|
||
where += " " + k + "!=" + ObjToStr(v)
|
||
case "[~]":
|
||
k = strings.Replace(k, "[~]", "", -1)
|
||
where += "`" + k + "` LIKE ? "
|
||
v = "%" + ObjToStr(v) + "%"
|
||
res = append(res, v)
|
||
case "[!~]": //左边任意
|
||
k = strings.Replace(k, "[~]", "", -1)
|
||
where += "`" + k + "` LIKE ? "
|
||
v = "%" + ObjToStr(v)
|
||
res = append(res, v)
|
||
case "[~!]": //右边任意
|
||
k = strings.Replace(k, "[~]", "", -1)
|
||
where += "`" + k + "` LIKE ? "
|
||
v = ObjToStr(v) + "%"
|
||
res = append(res, v)
|
||
case "[~~]": //手动任意
|
||
k = strings.Replace(k, "[~]", "", -1)
|
||
where += "`" + k + "` LIKE ? "
|
||
//v = ObjToStr(v)
|
||
res = append(res, v)
|
||
default:
|
||
def = true
|
||
|
||
}
|
||
if def {
|
||
switch Substr(k, length-4, 4) {
|
||
case "[>=]":
|
||
k = strings.Replace(k, "[>=]", "", -1)
|
||
where += "`" + k + "`>=? "
|
||
res = append(res, v)
|
||
case "[<=]":
|
||
k = strings.Replace(k, "[<=]", "", -1)
|
||
where += "`" + k + "`<=? "
|
||
res = append(res, v)
|
||
case "[><]":
|
||
k = strings.Replace(k, "[><]", "", -1)
|
||
where += "`" + k + "` NOT BETWEEN ? AND ? "
|
||
res = append(res, v.(Slice)[0])
|
||
res = append(res, v.(Slice)[1])
|
||
case "[<>]":
|
||
k = strings.Replace(k, "[<>]", "", -1)
|
||
where += "`" + k + "` BETWEEN ? AND ? "
|
||
res = append(res, v.(Slice)[0])
|
||
res = append(res, v.(Slice)[1])
|
||
default:
|
||
if reflect.ValueOf(v).Type().String() == "hotime.Slice" {
|
||
where += "`" + k + "` IN ("
|
||
res = append(res, v.(Slice)...)
|
||
if len(v.(Slice)) == 0 {
|
||
where += ") "
|
||
} else {
|
||
for i := 0; i < len(v.(Slice)); i++ {
|
||
if i+1 != len(v.(Slice)) {
|
||
where += "?,"
|
||
} else {
|
||
where += "?) "
|
||
}
|
||
//res=append(res,(v.(Slice))[i])
|
||
}
|
||
}
|
||
|
||
} else {
|
||
where += "`" + k + "`=? "
|
||
res = append(res, v)
|
||
}
|
||
|
||
}
|
||
}
|
||
|
||
} else if k == "[#]" {
|
||
k = strings.Replace(k, "[#]", "", -1)
|
||
where += " " + ObjToStr(v) + " "
|
||
} else {
|
||
//fmt.Println(reflect.ValueOf(v).Type().String())
|
||
if v == nil {
|
||
where += "`" + k + "` IS NULL"
|
||
} else if reflect.ValueOf(v).Type().String() == "hotime.Slice" {
|
||
|
||
//fmt.Println(v)
|
||
where += "`" + k + "` IN ("
|
||
res = append(res, v.(Slice)...)
|
||
for i := 0; i < len(v.(Slice)); i++ {
|
||
if i+1 != len(v.(Slice)) {
|
||
where += "?,"
|
||
} else {
|
||
where += "?) "
|
||
}
|
||
//res=append(res,(v.(Slice))[i])
|
||
}
|
||
} else if reflect.ValueOf(v).Type().String() == "[]interface {}" {
|
||
where += "`" + k + "` IN ("
|
||
res = append(res, v.([]interface{})...)
|
||
for i := 0; i < len(v.([]interface{})); i++ {
|
||
if i+1 != len(v.([]interface{})) {
|
||
where += "?,"
|
||
} else {
|
||
where += "?) "
|
||
}
|
||
//res=append(res,(v.(Slice))[i])
|
||
}
|
||
} else {
|
||
|
||
where += "`" + k + "`=? "
|
||
res = append(res, v)
|
||
|
||
}
|
||
}
|
||
|
||
return where, res
|
||
}
|
||
|
||
// this.Db.Update("user",hotime.Map{"ustate":"1"},hotime.Map{"AND":hotime.Map{"OR":hotime.Map{"uid":4,"uname":"dasda"}},"ustate":1})
|
||
func (that *HoTimeDB) notIn(k string, v interface{}, where string, res []interface{}) (string, []interface{}) {
|
||
//where:=""
|
||
//fmt.Println(reflect.ValueOf(v).Type().String())
|
||
if v == nil {
|
||
|
||
where += "`" + k + "` IS NOT NULL "
|
||
|
||
} else if reflect.ValueOf(v).Type().String() == "hotime.Slice" {
|
||
where += "`" + k + "` NOT IN ("
|
||
res = append(res, v.(Slice)...)
|
||
for i := 0; i < len(v.(Slice)); i++ {
|
||
if i+1 != len(v.(Slice)) {
|
||
where += "?,"
|
||
} else {
|
||
where += "?) "
|
||
}
|
||
//res=append(res,(v.(Slice))[i])
|
||
}
|
||
} else if reflect.ValueOf(v).Type().String() == "[]interface {}" {
|
||
where += "`" + k + "` NOT IN ("
|
||
res = append(res, v.([]interface{})...)
|
||
for i := 0; i < len(v.([]interface{})); i++ {
|
||
if i+1 != len(v.([]interface{})) {
|
||
where += "?,"
|
||
} else {
|
||
where += "?) "
|
||
}
|
||
//res=append(res,(v.(Slice))[i])
|
||
}
|
||
} else {
|
||
|
||
where += "`" + k + "` !=? "
|
||
res = append(res, v)
|
||
|
||
}
|
||
|
||
return where, res
|
||
}
|
||
|
||
func (that *HoTimeDB) cond(tag string, data Map) (string, []interface{}) {
|
||
where := " "
|
||
res := make([]interface{}, 0)
|
||
lens := len(data)
|
||
//fmt.Println(lens)
|
||
for k, v := range data {
|
||
x := 0
|
||
for i := 0; i < len(condition); i++ {
|
||
|
||
if condition[i] == k {
|
||
|
||
tw, ts := that.cond(k, v.(Map))
|
||
if lens--; lens <= 0 {
|
||
//fmt.Println(lens)
|
||
where += "(" + tw + ") "
|
||
} else {
|
||
where += "(" + tw + ") " + tag + " "
|
||
}
|
||
|
||
res = append(res, ts...)
|
||
break
|
||
}
|
||
x++
|
||
}
|
||
|
||
if x == len(condition) {
|
||
|
||
tv, vv := that.varCond(k, v)
|
||
|
||
res = append(res, vv...)
|
||
if lens--; lens <= 0 {
|
||
where += tv + ""
|
||
} else {
|
||
where += tv + " " + tag + " "
|
||
}
|
||
}
|
||
|
||
}
|
||
|
||
return where, res
|
||
}
|
||
|
||
// Update 更新数据
|
||
func (that *HoTimeDB) Update(table string, data Map, where Map) int64 {
|
||
|
||
query := "UPDATE " + that.Prefix + table + " SET "
|
||
//UPDATE Person SET Address = 'Zhongshan 23', City = 'Nanjing' WHERE LastName = 'Wilson'
|
||
qs := make([]interface{}, 0)
|
||
tp := len(data)
|
||
|
||
for k, v := range data {
|
||
vstr := "?"
|
||
if Substr(k, len(k)-3, 3) == "[#]" {
|
||
k = strings.Replace(k, "[#]", "", -1)
|
||
|
||
vstr = ObjToStr(v)
|
||
} else {
|
||
qs = append(qs, v)
|
||
}
|
||
query += "`" + k + "`=" + vstr + ""
|
||
if tp--; tp != 0 {
|
||
query += ", "
|
||
}
|
||
}
|
||
|
||
temp, resWhere := that.where(where)
|
||
//fmt.Println(resWhere)
|
||
|
||
query += temp
|
||
qs = append(qs, resWhere...)
|
||
|
||
res, err := that.Exec(query, qs...)
|
||
|
||
rows := int64(0)
|
||
if err.GetError() == nil && res != nil {
|
||
rows, _ = res.RowsAffected()
|
||
}
|
||
|
||
//如果更新成功，则删除缓存
|
||
if rows != 0 {
|
||
if that.HoTimeCache != nil && table != "cached" {
|
||
_ = that.HoTimeCache.Db(table+"*", nil)
|
||
}
|
||
}
|
||
|
||
return rows
|
||
}
|
||
|
||
func (that *HoTimeDB) Delete(table string, data map[string]interface{}) int64 {
|
||
|
||
query := "DELETE FROM " + that.Prefix + table + " "
|
||
|
||
temp, resWhere := that.where(data)
|
||
query += temp
|
||
|
||
res, err := that.Exec(query, resWhere...)
|
||
rows := int64(0)
|
||
if err.GetError() == nil && res != nil {
|
||
rows, _ = res.RowsAffected()
|
||
}
|
||
|
||
//如果删除成功,删除对应缓存
|
||
if rows != 0 {
|
||
if that.HoTimeCache != nil && table != "cached" {
|
||
_ = that.HoTimeCache.Db(table+"*", nil)
|
||
}
|
||
}
|
||
//return 0
|
||
|
||
return rows
|
||
}
|
||
|
||
// Insert 插入新数据
|
||
func (that *HoTimeDB) Insert(table string, data map[string]interface{}) int64 {
|
||
|
||
values := make([]interface{}, 0)
|
||
queryString := " ("
|
||
valueString := " ("
|
||
|
||
lens := len(data)
|
||
tempLen := 0
|
||
for k, v := range data {
|
||
tempLen++
|
||
values = append(values, v)
|
||
if tempLen < lens {
|
||
queryString += "`" + k + "`,"
|
||
valueString += "?,"
|
||
} else {
|
||
queryString += "`" + k + "`) "
|
||
valueString += "?);"
|
||
}
|
||
|
||
}
|
||
query := "INSERT INTO " + that.Prefix + table + queryString + "VALUES" + valueString
|
||
|
||
res, err := that.Exec(query, values...)
|
||
|
||
id := int64(0)
|
||
if err.GetError() == nil && res != nil {
|
||
//id, that.LastErr.err = res.LastInsertId()
|
||
|
||
}
|
||
|
||
//如果插入成功，删除缓存
|
||
if id != 0 {
|
||
if that.HoTimeCache != nil && table != "cached" {
|
||
_ = that.HoTimeCache.Db(table+"*", nil)
|
||
}
|
||
}
|
||
|
||
//fmt.Println(id)
|
||
return id
|
||
}
|