hd/controllers/pc/lottery_draw.go

package pc

import (
	"fmt"
	"hudongzhuanjia/controllers"
	"hudongzhuanjia/models"
	activity_service "hudongzhuanjia/services/activity"
	im_service "hudongzhuanjia/services/im"
	lottery_service "hudongzhuanjia/services/lottery"
	"hudongzhuanjia/utils/code"
	"hudongzhuanjia/utils/define"
	"time"
)

//抽奖
type LotteryDrawCtl struct {
	controllers.AuthorCtl
}

//开始抽奖
func (t *LotteryDrawCtl) Start() {
	ladderId := t.MustGetInt64("lottery_draw_ladder_id")
	activityId := t.MustGetInt64("activity_id")

	ladder := new(models.LotteryDrawRuleLadder)
	exist, err := models.Get(ladder, ladderId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_LOTTERY_RULE_NOT_EXIST, "抽奖规则不存在")

	if ladder.Status != define.StatusNotBegin {
		t.ERROR(fmt.Sprintf("该活动%s", ladder.Status), code.MSG_ERR)
	}
	ladder.Status = define.StatusRunning
	ladder.UpdatedAt = time.Now()
	ladder.RollNum = 0
	_, err = models.Update(ladder.Id, ladder, "status", "roll_num", "updated_at")
	t.CheckErr(err)
	// 通知直播开始抽奖
	im_service.SendGroupCustomMessage("admin", activityId, im_service.NoticeLotteryDrawStart,
		map[string]interface{}{
			"lottery_draw_ladder_id": ladder.Id,
			"timestamp":              time.Now().Unix(),
			"desc":                   "开始抽奖",
		})
	t.SUCCESS("操作成功")
}

// 滚动
func (t *LotteryDrawCtl) StartRoll() {
	ladderId := t.MustGetInt64("lottery_draw_ladder_id")
	activityId := t.MustGetInt64("activity_id")
	num := t.MustGetInt64("num")

	ladder := new(models.LotteryDrawRuleLadder)
	exist, err := models.Get(ladder, ladderId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_LOTTERY_RULE_NOT_EXIST, "抽奖规则不存在")

	if ladder.Status != define.StatusRunning {
		t.ERROR(fmt.Sprintf("该活动%s", ladder.Status), code.MSG_ERR)
	}
	ladder.RollNum += 1
	_, err = models.Update(ladder.Id, ladder, "roll_num")

	// 通知直播开始抽奖
	im_service.SendGroupCustomMessage("admin", activityId, im_service.NoticeLotteryDrawRollStart,
		map[string]interface{}{
			"lottery_draw_ladder_id": ladder.Id,
			"timestamp":              time.Now().Unix(),
			"roll_num":               ladder.RollNum,
			"desc":                   "开始滚动",
			"number":                 num,
		})
	t.SUCCESS("操作成功")
}

func (t *LotteryDrawCtl) StopRoll() {
	ladderId := t.MustGetInt64("lottery_draw_ladder_id")
	activityId := t.MustGetInt64("activity_id")
	num := t.MustGetInt64("num")

	ladder := new(models.LotteryDrawRuleLadder)
	exist, err := models.Get(ladder, ladderId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_LOTTERY_RULE_NOT_EXIST, "抽奖规则不存在")

	if ladder.Status != define.StatusRunning {
		t.ERROR(fmt.Sprintf("该活动%s", ladder.Status), code.MSG_ERR)
	}
	// 通知直播开始抽奖
	im_service.SendGroupCustomMessage("admin", activityId, im_service.NoticeLotteryDrawRollStop,
		map[string]interface{}{
			"lottery_draw_ladder_id": ladder.Id,
			"timestamp":              time.Now().Unix(),
			"roll_num":               ladder.RollNum,
			"desc":                   "停止滚动",
			"number":                 num,
		})
	t.SUCCESS("操作成功")
}

//停止抽奖
func (t *LotteryDrawCtl) Stop() {
	ladderId := t.MustGetInt64("lottery_draw_ladder_id")
	activityId := t.MustGetInt64("activity_id")

	ladder := new(models.LotteryDrawRuleLadder)
	exist, err := models.Get(ladder, ladderId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_LOTTERY_RULE_NOT_EXIST, "抽奖规则不存在")

	if ladder.Status != define.StatusRunning {
		t.ERROR(fmt.Sprintf("该活动%s", ladder.Status), code.MSG_ERR)
	}

	ladder.Status = define.StatusEnding
	ladder.UpdatedAt = time.Now()
	ladder.RollNum = 0
	_, err = models.Update(ladder.Id, ladder, "status", "updated_at", "roll_num")
	t.CheckErr(err)

	// 通知直播开始抽奖
	im_service.SendGroupCustomMessage("admin", activityId, im_service.NoticeLotteryDrawStop,
		map[string]interface{}{
			"lottery_draw_ladder_id": ladder.Id,
			"timestamp":              time.Now().Unix(),
			"desc":                   "结束抽奖",
		})

	t.SUCCESS("操作成功")
}

//获取所有抽奖活动列表
func (t *LotteryDrawCtl) List() {
	activityId := t.MustGetInt64("activity_id")
	customerId := t.MustGetUID()

	customer := new(models.Customer)
	exist, err := models.Get(customer, customerId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_CUSTOMER_NOT_EXIST, "客户不存在")

	activity := new(models.Activity)
	exist, err = models.Get(activity, activityId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_ACTIVITY_NOT_EXIST, "互动不存在")

	result, err := lottery_service.GetLotteryAndLadder(activityId, activity.RehearsalId)

	t.JSON(map[string]interface{}{
		"total": len(result),
		"list":  result,
	})
}

//抽奖奖品
func (t *LotteryDrawCtl) Prize() {
	ruleId := t.MustGetInt64("lottery_draw_rule_id")

	list, err := models.GetLotteryDrawLadderByRuleId(ruleId)
	t.CheckErr(err)

	for index := range list {
		list[index].Des = "在该活动的所有用户中随机抽奖品数量的用户"
	}
	t.JSON(map[string]interface{}{
		"total": len(list),
		"lise":  list,
	})
}

// 抽奖用户
func (t *LotteryDrawCtl) Users() {
	activityId := t.MustGetInt64("activity_id")
	ruleId := t.MustGetInt64("lottery_draw_rule_id")
	customerId := t.MustGetUID()

	customer := new(models.Customer)
	exist, err := models.Get(customer, customerId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_CUSTOMER_NOT_EXIST, "客户不存在")

	activity := new(models.Activity)
	exist, err = models.Get(activity, activityId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_ACTIVITY_NOT_EXIST, "互动不存在")

	area := new(models.AreaStore)
	exist, err = area.GetByCustomerId(customerId, activityId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_AREASTORE_NOT_EXIST, "地区不存在")

	moduleService, exist, err := activity_service.GetModuleService(define.MODULE_LOTTERY, activityId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_MODULE_NOT_EXIST, "活动模块不存在")
	recordIds := make([]int64, 0)
	if moduleService.BesideRepeat == define.MODULE_BESIDE_REPEAT {
		// 去重标志
		recordIds, err = models.GetUserIdsByLotteryDrawRuleId(ruleId, activity.RehearsalId, area.Id)
		t.CheckErr(err)
	}
	result, err := lottery_service.GetLotteryUsersResult(area.Id, activity.Id, activity.RehearsalId, recordIds)
	t.CheckErr(err)

	t.JSON(map[string]interface{}{
		"total": len(result),
		"list":  result,
	})
}

//抽奖动作
func (t *LotteryDrawCtl) Lottery() {
	activityId := t.MustGetInt64("activity_id")
	ruleId := t.MustGetInt64("lottery_draw_rule_id")
	ladderId := t.MustGetInt64("lottery_draw_ladder_id")
	number := t.MustGetInt("number") // 奖品数量
	customerId := t.MustGetUID()

	customer := new(models.Customer)
	exist, err := models.Get(customer, customerId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_CUSTOMER_NOT_EXIST, "客户不存在")

	activity := new(models.Activity)
	exist, err = models.Get(activity, activityId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_ACTIVITY_NOT_EXIST, "互动不存在")
	t.CheckRunning(activity.Status)

	// 多地区设置
	area := new(models.AreaStore)
	exist, err = area.GetByCustomerId(customerId, activityId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_DATA_NOT_EXIST, "地区不存在")

	rule := new(models.LotteryDrawRule)
	exist, err = models.Get(rule, ruleId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_DATA_NOT_EXIST, "抽奖规则不存在")

	// 查询奖品
	ladder := new(models.LotteryDrawRuleLadder)
	exist, err = models.Get(ladder, ladderId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_DATA_NOT_EXIST, "抽奖等级不存在")
	t.CheckRunning(ladder.Status)

	count, err := new(models.LotteryDrawRecord).CountRecord(ruleId, ladder.Id, activity.RehearsalId, area.Id)
	t.CheckErr(err)

	prizeNum := ladder.PrizeNumber - int(count)
	if prizeNum <= 0 || prizeNum < number { // 需要抽奖的数量比数据库存在数量多
		t.ERROR("奖品数量不足", code.MSG_LOTTERY_PRIZE_NOT_ENOUGH)
	}

	module, exist, err := activity_service.GetModuleService(define.MODULE_LOTTERY, activityId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_MODULE_NOT_EXIST, "活动模块不存在")
	// 取设置
	userIds, err := lottery_service.GetLotteryUserIds(module.BesideRepeat, activityId, ruleId, ladder.Id, activity.RehearsalId, area.Id)
	if len(userIds) < number {
		t.ERROR("抽奖人数不足", code.MSG_LOTTERY_PEOPLE_NOT_ENOUGH)
	}
	lottery_service.RandLotteryUserIds(userIds) // 打乱需要中奖人员
	winnerIds := userIds[:number]
	winners, err := lottery_service.GetLotteryUsers(winnerIds)
	t.CheckErr(err)

	t.CheckErr(err)
	for i := range winners {
		// 补全信息
		winners[i].PrizeName = ladder.PrizeName
		winners[i].LadderId = ladder.Id
		winners[i].PrizeImg = ladder.PrizeImg

		// 普通抽奖
		userPrize := new(models.UserPrize)
		userPrize.ActivityId = activityId
		userPrize.RehearsalId = activity.RehearsalId
		userPrize.ActivityName = activity.Name
		userPrize.UserId = winners[i].UserId
		userPrize.PrizeImg = ladder.PrizeImg
		userPrize.PrizeName = ladder.PrizeName
		userPrize.PrizeType = 1
		userPrize.IsDelete = false
		userPrize.CreatedAt = time.Now()
		userPrize.UpdatedAt = time.Now()
		_, err = models.Add(userPrize)
		t.CheckErr(err)

		record := new(models.LotteryDrawRecord)
		record.UserPrizeId = userPrize.Id
		record.ActivityId = activityId
		record.RehearsalId = activity.RehearsalId
		record.LotteryDrawActivityId = rule.LotteryDrawActivityId
		record.LotteryDrawRuleId = rule.Id
		record.UserId = winners[i].UserId
		record.UserName = winners[i].Username
		record.UserPhone = winners[i].UserPhone
		record.LotteryDrawRuleLadderId = ladder.Id
		record.PrizeName = ladder.PrizeName
		record.AreaId = area.Id
		record.AreaName = area.Name
		record.RollNum = ladder.RollNum
		record.IsDelete = false
		record.CreatedAt = time.Now()
		record.UpdatedAt = time.Now()
		_, err = models.Add(record)
		t.CheckErr(err)
	}

	// 通知直播开始抽奖
	im_service.SendGroupCustomMessage("admin", activityId, im_service.NoticeLotteryDrawResult,
		map[string]interface{}{
			"lottery_draw_ladder_id": ladder.Id,
			"winners":                winners,
			"roll_num":               ladder.RollNum,
			"timestamp":              time.Now().Unix(),
			"desc":                   "抽奖结果",
		})

	t.JSON(winners)
}

//获取中奖名单
func (t *LotteryDrawCtl) ListOfWinners() {
	ruleId := t.MustGetInt64("lottery_draw_rule_id")
	rehearsalId := t.MustGetInt64("rehearsal_id")

	result, err := lottery_service.GetWinnersResult(ruleId, rehearsalId)
	t.CheckErr(err)
	t.JSON(map[string]interface{}{
		"total": len(result),
		"list":  result,
	})
}