hd/services/lottery/order_special.go

package lottery_service

import (
	"hudongzhuanjia/models"
	"hudongzhuanjia/utils/define"
	"math/rand"
	"time"

	"github.com/ouxuanserver/osmanthuswine/src/core"
)

type SpecialOrderLotteryUser struct {
	UserId          int
	Username        string
	UserPhone       string
	Avatar          string
	PrizeName       string
	LadderId        int
	PrizeImg        string
	EntryPersonName string
}

func RandSpecialOrderLottery(orders []*models.CustomerOrder) {
	if len(orders) <= 0 {
		return
	}
	r := rand.New(rand.NewSource(time.Now().Unix()))
	for i := len(orders) - 1; i > 0; i-- {
		num := r.Intn(i + 1)
		orders[i], orders[num] = orders[num], orders[i]
	}
}

// 排除order_id
func GetSpecialOrderLottery(repeat string, activityId, ruleId, ladderId, rehearsalId, areaId, archId interface{}) ([]*models.CustomerOrder, error) {
	var err error
	//var userIds = make([]int, 0)
	var orders = make([]*models.CustomerOrder, 0)
	var recordIds = make([]int, 0)
	if repeat == define.MODULE_BESIDE_REPEAT {
		//查询已经中奖的用户，剔除已经中奖的用户
		err = core.GetXormAuto().Table(&models.OrderDrawRecord{}).Select("customer_order_id").
			Where("order_draw_rule_id=? and rehearsal_id=? and arch_id=? and is_delete=0",
				ruleId, rehearsalId, archId).Find(&recordIds)
	} else {
		// 不去除
		err = core.GetXormAuto().Table(&models.OrderDrawRecord{}).Select("customer_order_id").
			Where("order_draw_rule_ladder_id=? and rehearsal_id=? and arch_id=? and is_delete=0",
				ladderId, rehearsalId, archId).Find(&recordIds)
	}
	if err != nil {
		return nil, err
	}

	err = core.GetXormAuto().NoAutoCondition().Where("activity_id=? and rehearsal_id=? and area_id=? "+
		" and arch_id=? and is_delete=0", activityId, rehearsalId, areaId, archId).
		NotIn("id", recordIds).Find(&orders)
	if err != nil {
		return nil, err
	}
	return orders, nil

}

func GetSpecialOrderWinnersResult(ruleId, rehearsalId, archId interface{}) (result []*OrderWinnersResult, err error) {
	err = core.GetXormAuto().Table(&models.OrderDrawRecord{}).Alias("r").
		Select("r.order_entry_person_name as entry_person_name, r.user_id, o.receiver as user_name, "+
			" o.phone as user_phone, r.prize_name").Join("LEFT",
		(&models.CustomerOrder{}).Alias("o"), "o.id=r.customer_order_id and o.is_delete=0").
		Where("r.is_delete=0 and r.order_draw_rule_id=? and r.rehearsal_id=? and r.arch_id=?",
			ruleId, rehearsalId, archId).Find(&result)
	return
}