90 lines
1.6 KiB
Go
90 lines
1.6 KiB
Go
package template
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import (
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"context"
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"go-common/app/interface/main/creative/conf"
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"go-common/library/cache/memcache"
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"go-common/library/database/sql"
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"go-common/library/log"
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"time"
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)
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// Dao is archive dao.
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type Dao struct {
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// config
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c *conf.Config
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// db
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db *sql.DB
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// insert
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addTplStmt *sql.Stmt
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// update
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upTplStmt *sql.Stmt
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delTplStmt *sql.Stmt
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// select
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getTplStmt *sql.Stmt
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getMutilTplStmt *sql.Stmt
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getCntStmt *sql.Stmt
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// mc
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mc *memcache.Pool
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mcExpire int32
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// chan
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tplch chan func()
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}
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// New init api url
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func New(c *conf.Config) (d *Dao) {
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d = &Dao{
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c: c,
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db: sql.NewMySQL(c.DB.Creative),
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// memcache
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mc: memcache.NewPool(c.Memcache.Archive.Config),
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mcExpire: int32(time.Duration(c.Memcache.Archive.TplExpire) / time.Second),
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// chan
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tplch: make(chan func(), 1024),
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}
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// insert
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d.addTplStmt = d.db.Prepared(_addTplSQL)
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// update
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d.upTplStmt = d.db.Prepared(_upTplSQL)
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d.delTplStmt = d.db.Prepared(_delTplSQL)
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// select
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d.getTplStmt = d.db.Prepared(_getTplSQL)
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d.getMutilTplStmt = d.db.Prepared(_getMutilTplSQL)
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d.getCntStmt = d.db.Prepared(_getCntSQL)
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go d.cacheproc()
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return
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}
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// Ping db
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func (d *Dao) Ping(c context.Context) (err error) {
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if err = d.db.Ping(c); err != nil {
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return
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}
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return d.db.Ping(c)
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}
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// Close db
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func (d *Dao) Close() (err error) {
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if d.db != nil {
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d.db.Close()
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}
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return d.db.Close()
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}
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// addCache add to chan for cache
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func (d *Dao) addCache(f func()) {
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select {
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case d.tplch <- f:
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default:
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log.Warn("template cacheproc chan full")
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}
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}
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// cacheproc is a routine for execute closure.
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func (d *Dao) cacheproc() {
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for {
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f := <-d.tplch
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f()
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}
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}
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