Function DecreaseTokenQuota

model/token.go:408–424

(id int, key string, quota int)

}

func DecreaseTokenQuota(id int, key string, quota int) (err error) {
	if quota < 0 {
		return errors.New("quota 不能为负数！")
	}
	if common.RedisEnabled {
		gopool.Go(func() {
			if _, err := cacheApplyTokenQuotaDelta(id, key, int64(-quota)); err != nil {
				common.SysLog("failed to decrease token quota: " + err.Error())
			}
		})
	}
	if common.BatchUpdateEnabled {
		addNewRecord(BatchUpdateTypeTokenQuota, id, -quota)
		return nil
	}
	return decreaseTokenQuota(id, quota)
}

func decreaseTokenQuota(id int, quota int) (err error) {
	err = DB.Model(&Token{}).Where("id = ?", id).Updates(