package imageaudit

import (
	"fmt"
	"service/library/configcenter"
	"time"
)

var defaultImageAuditTaskScheduler *ImageAuditTaskScheduler

// 图像审核任务调度器
type ImageAuditTaskScheduler struct {
	// 同步标志
	batchFlag chan bool // 批处理同步标志

	// 状态记录
	batchId string // 当前批次号
}

func initScheduler(cfg *configcenter.ImageAuditConfig) {
	defaultImageAuditTaskScheduler = &ImageAuditTaskScheduler{
		batchFlag: make(chan bool, 1),
		batchId:   genereteBatchId(),
	}
	defaultImageAuditTaskScheduler.batchFlag <- true
}

// 批处理上锁
func (s *ImageAuditTaskScheduler) lock() {
	<-s.batchFlag
}

// 批处理解锁
func (s *ImageAuditTaskScheduler) unLock() {
	s.batchFlag <- true
}

// 生成批次号
func genereteBatchId() string {
	now := time.Now()
	y, m, d := now.Date()
	h, mi, s := now.Clock()
	return fmt.Sprintf("%d%2d%2d%2d%2d%02d", y, m, d, h, mi, s)
}