hd/controllers/client/auction.go

package client

import (
	"fmt"
	"hudongzhuanjia/controllers"
	"hudongzhuanjia/models"
	auction_service "hudongzhuanjia/services/auction"
	ws_send_service "hudongzhuanjia/services/ws_send"
	"hudongzhuanjia/utils/code"
	"hudongzhuanjia/utils/define"
	"time"
)

type AuctionCtl struct {
	controllers.AuthorCtl
}

// 竞拍动作
func (t *AuctionCtl) Auction() {
	auctionId := t.MustGetInt64("auction_activity_id")
	totalMoney := t.MustGetDouble("total_money")
	uid := t.MustGetUID()
	areaId := t.MustGetInt64("area_id")

	if totalMoney < 0 {
		t.ERROR("金额不能为0", code.MSG_ERR)
	}

	auction := new(models.NewAuctionActivity)
	exist, err := models.Get(auction, auctionId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_MODULE_NOT_EXIST, "竞拍活动不存在")
	t.CheckRunning(auction.Status)

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

	user := new(models.User)
	exist, err = models.Get(user, uid)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_USER_NOT_EXIST, "用户不存在")

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

	player := new(models.AuctionPlayer)
	exist, err = player.GetByAuctionIdAndUid(auction.Id, uid, activity.RehearsalId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_AUCTION_NOT_EXIST, "竞拍编号不存在")

	history := new(models.AuctionHistory)
	history.AuctionActivityId = auction.Id
	history.AuctionGoodsName = auction.AuctionGoodsName
	history.ActivityId = activity.Id
	history.RehearsalId = activity.RehearsalId
	history.UserId = uid
	history.AreaId = area.Id
	history.UserName = user.Nickname
	history.AreaName = area.Name
	history.UserPhone = user.Phone
	history.Money = totalMoney
	history.Unit = auction.Unit
	history.PlayerCode = player.Code
	history.UserId = uid
	history.IsDelete = false
	history.CreatedAt = time.Now()
	history.UpdatedAt = time.Now()
	_, err = models.Add(history)
	t.CheckErr(err)

	if auction.AuctionModel == "加价竞拍" {
		maxHistory := new(models.AuctionHistory)
		exist, err := maxHistory.GetHighestMoney(activity.RehearsalId, auction.Id)
		t.CheckErr(err)
		if exist && (history.Money < maxHistory.Money || history.UserId != maxHistory.UserId) {
			history.IsDelete = true
			_, err = models.Update(history.Id, history, "is_delete")
			t.CheckErr(err)
			t.ERROR("加价失败, 价格低于当前最高价", code.MSG_ERR)
			return
		}

		go ws_send_service.SendAuction(fmt.Sprintf("%d", activity.Id),
			"", 0, map[string]interface{}{
				"type": "auction",
				"data": map[string]interface{}{
					"max_money": maxHistory.Money,
					"avatar":    user.Avatar,
					"nickname":  user.Nickname,
					"num":       0,
					"user_id":   user.Id,
					"status":    "进行中",
					"model":     define.INCR_AUCTION,
				},
			})
		// 成功

	} else { // 减价竞拍
		record := new(models.AuctionResultRecord)
		count, err := record.CountHistory(activity.RehearsalId, auction.Id)
		t.CheckErr(err)
		if int(count) >= auction.GoodsNum {
			t.ERROR("所有商品已经竞拍完毕", code.MSG_ERR)
		}

		record.AuctionActivityId = auctionId
		record.AuctionGoodsName = auction.AuctionGoodsName
		record.ActivityId = auction.ActivityId
		record.UserId = uid
		record.UserPhone = user.Phone
		record.UserName = user.Nickname
		record.AreaId = area.Id
		record.AreaName = area.Name
		record.DealPrice = totalMoney
		record.RehearsalId = activity.RehearsalId
		record.PlayerCode = player.Code
		record.Unit = auction.Unit
		record.UpdatedAt = time.Now()
		record.CreatedAt = time.Now()
		record.IsDelete = false
		_, err = models.Add(record)
		t.CheckErr(err)

		go ws_send_service.SendAuction(fmt.Sprintf("%d", activity.Id),
			"", 0, map[string]interface{}{
				"type": "auction",
				"data": map[string]interface{}{
					"max_money": 0,
					"avatar":    user.Avatar,
					"nickname":  user.Nickname,
					"user_id":   user.Id,
					"status":    "进行中",
					"num":       auction.GoodsNum - int(count) - 1,
					"model":     define.DECR_AUCTION,
				},
			})
	}
	// 加价
	t.SUCCESS("加价成功")
}

func (t *AuctionCtl) ExistRecord() {
	auctionId := t.MustGetInt64("auction_activity_id")
	uid := t.MustGetUID()

	auction := new(models.NewAuctionActivity)
	exist, err := models.Get(auction, auctionId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_AUCTION_NOT_EXIST, "竞拍活动不存在")

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

	record := new(models.AuctionResultRecord)
	exist, err = record.GetByUserIdAndAuctionId(uid, auctionId, activity.RehearsalId)
	t.CheckErr(err)
	t.JSON(map[string]interface{}{
		"show": exist,
	})
}

// 已经竞拍到了
func (t *AuctionCtl) UserAuctions() {
	uid := t.MustGetUID()
	activityId := t.MustGetInt64("activity_id")

	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")

	records, err := auction_service.GetUserAuctions(activityId, activity.RehearsalId, uid)
	t.CheckErr(err)
	t.JSON(map[string]interface{}{
		"list":  records,
		"total": len(records),
	})
}