hd/controllers/client/order_entry.go

package client

import (
	"fmt"
	"hudongzhuanjia/controllers"
	"hudongzhuanjia/models"
	invitation_service "hudongzhuanjia/services/invitation"
	"hudongzhuanjia/utils"
	"hudongzhuanjia/utils/code"
	"hudongzhuanjia/utils/define"
	"time"

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

type OrderEntryCtl struct {
	controllers.AuthorCtl
}

// 商品 == > 用户查看所有商品
func (t *OrderEntryCtl) List() {
	uid := t.MustGetUID()
	activityId := t.MustGetActivityId()
	goods := make([]*models.CustomerGoods, 0)
	err := core.GetXormAuto().Where("is_delete=0 and activity_id=?", activityId).
		Asc("created_at").Find(&goods)
	t.CheckErr(err)
	for index := range goods {
		url := fmt.Sprintf("%s/PcClient/Client/OrderEntryCtl/order?"+
			"user_id=%d&activity_id=%d&good_id=%d", define.HOST, uid, activityId, goods[index].Id)
		qrcode, err := utils.Qrcode2Base64(url)
		t.CheckErr(err)
		goods[index].Qrcode = qrcode
	}

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

// 下订单 == > 二维码跳转
func (t *OrderEntryCtl) Order() {
	userId := t.MustGetInt64("user_id")
	activityId := t.MustGetInt64("activity_id")
	goodId := t.MustGetInt64("good_id")
	entryId := t.MustGetUID()

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

	entryPerson := new(models.OrderEntryPerson)
	exist, err = models.GetById(entryPerson, entryId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_ENTRYPEOPLE_NOT_EXIST, "录入人员不存在")

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

	good := new(models.CustomerGoods)
	exist, err = models.GetById(good, goodId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_DATA_NOT_EXIST, "商品不存在")

	orderGift := new(models.OrderGift)
	exist, err = orderGift.GetByActivityId(activityId)
	t.CheckErr(err)

	userPrize := new(models.UserPrize)
	userPrize.UserId = userId
	userPrize.ActivityId = activityId
	userPrize.RehearsalId = activity.RehearsalId
	userPrize.ActivityName = activity.Name
	userPrize.PrizeName = orderGift.GiftName
	userPrize.PrizeImg = orderGift.GiftPicUrl
	userPrize.PrizeType = 3
	userPrize.IsDelete = false
	userPrize.CreatedAt = time.Now()
	userPrize.UpdatedAt = time.Now()
	if exist && orderGift.Num == 0 { // 存在无限制
		_, err := core.GetXormAuto().Insert(userPrize)
		t.CheckErr(err)
	}

	order := new(models.CustomerOrder)
	order.UserPrizeId = userPrize.Id
	order.AreaId = entryPerson.AreaId
	order.AreaName = area.Name
	order.RehearsalId = activity.RehearsalId
	order.BuyerId = userId
	order.GoodsId = goodId
	order.ActivityId = activityId
	order.OrderEntryPersonId = entryPerson.Id
	order.GoodsName = good.Name
	order.TotalAmount = good.Price
	order.OutTradeNo = helper.CreateUUID()
	order.IsDelete = false
	order.UpdatedAt = time.Now()
	order.CreatedAt = time.Now()
	_, err = core.GetXormAuto().Insert(order)
	t.CheckErr(err)

	// 查出这个订单多少名
	// 防止并发出现错误
	if exist && orderGift.Num > 0 {
		count, err := core.GetXormAuto().Where("created_at >= ? and activity_id=? and rehearsal_id=? and is_delete=0",
			order.CreatedAt, activityId, activity.RehearsalId).Count(new(models.CustomerOrder))
		t.CheckErr(err)
		if orderGift.Num >= int(count) {
			_, err = core.GetXormAuto().InsertOne(userPrize)
			t.CheckErr(err)
			order.UserPrizeId = userPrize.Id
			_, err := core.GetXormAuto().Id(order.Id).Cols("user_prize_id").Update(order)
			t.CheckErr(err)
		}
	}

	t.SUCCESS("success")
}

func (t *OrderEntryCtl) DeleteOrder() {
	orderId := t.MustGetInt64("order_id")
	order := new(models.CustomerOrder)
	exist, err := core.GetXormAuto().Where("is_delete=0 and id=?", orderId).Get(order)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_DATA_NOT_EXIST, "订单不存在")
	_, err = new(models.CustomerOrder).SoftDeleteById(orderId)
	t.CheckErr(err)
	if order.UserPrizeId != 0 {
		_, err = new(models.UserPrize).SoftDeleteById(order.UserPrizeId)
		t.CheckErr(err)
	}
	t.SUCCESS("删除成功")
}

type OrderListResult struct {
	OrderId    int64                    `json:"order_id"`
	UserId     int64                    `json:"user_id"`
	EntryName  string                   `json:"entry_name"`
	GoodName   string                   `json:"good_name"`
	OrderTime  string                   `json:"order_time"`
	OrderMoney float64                  `json:"order_money"`
	Extra      []map[string]interface{} `json:"extra"` // 额外信息
	ExtraData  string                   `json:"-"`
}

func (t *OrderEntryCtl) EntryOrders() {
	uid := t.MustGetUID()
	activityId := t.MustGetInt64("activity_id")

	entry := new(models.OrderEntryPerson)
	exist, err := entry.GetById(uid)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_ENTRYPEOPLE_NOT_EXIST, "录入人员不存在")

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

	list := make([]*OrderListResult, 0)
	err = core.GetXormAuto().Table(new(models.CustomerOrder)).Alias("o").
		Select("l.extra_data as extra_data, g.name as good_name, o.buyer_id as user_id, o.total_amount as order_money, "+
			" o.id as order_id, DATE_FORMAT(o.created_at, '%Y-%m-%d %H:%i:%S') AS order_time").
		Join("LEFT", new(models.CustomerGoods).Alias("g"),
			"o.goods_id=g.id and o.activity_id=g.activity_id and g.is_delete=0").
		Join("LEFT", new(models.InvitationLetter).Alias("l"),
			"l.user_id = o.buyer_id and o.activity_id=l.activity_id and l.is_delete=0").
		Where("o.activity_id=? and o.order_entry_person_id=? and o.rehearsal_id=? and o.is_delete=0",
			activityId, uid, activity.RehearsalId).Desc("o.created_at").Find(&list)
	t.CheckErr(err)

	// 添加邀请函的内容
	optionItems, err := invitation_service.GetOptionItem(activityId)
	t.CheckErr(err)
	for i := range list {
		data, err := invitation_service.GetOptionValue(optionItems, list[i].ExtraData)
		t.CheckErr(err)
		list[i].Extra = data
		list[i].EntryName = entry.Name
	}

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

// 用户订单列表
type UserOrdersResult struct {
	models.CustomerOrder `xorm:"extends"`
	Good                 *models.CustomerGoods `json:"good" xorm:"extends"`
}

// 用户查看订单列表
func (t *OrderEntryCtl) UserOrders() {
	uid := t.MustGetUID()

	orders := make([]UserOrdersResult, 0)
	s := core.GetXormAuto().Table(new(models.CustomerOrder)).Alias("o").
		Join("LEFT", new(models.CustomerGoods).Alias("g"), "o.goods_id=g.id and g.is_delete=0").
		Desc("o.created_at").Where("o.buyer_id=? and o.is_delete=0", uid)

	if t.PageSize > 0 {
		s = s.Limit(t.PageSize, t.Page*t.PageSize)
	}
	total, err := s.Desc("o.created_at").FindAndCount(&orders)
	t.CheckErr(err)
	t.JSON(map[string]interface{}{
		"list":  orders,
		"total": total,
	})
}

// 二维码
func (t *OrderEntryCtl) Qrcode() {
	userId := t.MustGetInt64("user_id")
	activityId := t.MustGetInt64("activity_id")
	goodId := t.MustGetInt64("good_id")
	Url := fmt.Sprintf("%s/PcClient/Client/OrderEntryCtl/order?user_id=%d&activity_id=%d&good_id=%d",
		define.HOST, userId, activityId, goodId)
	qr, err := utils.Qrcode2Base64(Url)
	t.CheckErr(err)
	t.JSON(map[string]interface{}{
		"qrcode": qr,
	})
}