go-common/app/admin/main/creative/service/service.go
2019-04-22 18:49:16 +08:00

74 lines
1.1 KiB
Go

package service
import (
"context"
"sync"
"go-common/app/admin/main/creative/conf"
"go-common/app/admin/main/creative/dao"
"go-common/library/log"
"github.com/jinzhu/gorm"
)
// Service str
type Service struct {
conf *conf.Config
dao *dao.Dao
DB *gorm.DB
DBArchive *gorm.DB
wg sync.WaitGroup
asynch chan func()
closed bool
}
// New fn
func New(c *conf.Config) (s *Service) {
s = &Service{
conf: c,
dao: dao.New(c),
asynch: make(chan func(), 10240),
}
s.DB = s.dao.DB
s.DBArchive = s.dao.DBArchive
s.wg.Add(1)
go s.asynproc()
return
}
// Ping fn
func (s *Service) Ping(c context.Context) (err error) {
return s.dao.Ping(c)
}
func (s *Service) addAsyn(f func()) {
select {
case s.asynch <- f:
default:
log.Warn("asynproc chan full")
}
}
// cacheproc is a routine for executing closure.
func (s *Service) asynproc() {
defer s.wg.Done()
for {
if s.closed {
return
}
f, ok := <-s.asynch
if !ok {
return
}
f()
}
}
// Close dao
func (s *Service) Close() {
s.dao.Close()
s.closed = true
s.wg.Wait()
}