package client

import (
	"fmt"
	"github.com/ouxuanserver/osmanthuswine/src/helper"
	"hudongzhuanjia/controllers"
	"hudongzhuanjia/models"
	invitation_service "hudongzhuanjia/services/invitation"
	"hudongzhuanjia/utils"
	"hudongzhuanjia/utils/code"
	"hudongzhuanjia/utils/define"
	"time"

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

type OrderEntryCtl struct {
	controllers.AuthorCtl
}

// 商品 == > 用户查看所有商品
func (t *OrderEntryCtl) List() {
	uid := t.MustGetUID()
	activityId := t.MustGetInt64("activity_id")
	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.Get(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.Get(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.Get(good, goodId)
	t.CheckErr(err)
	t.Assert(exist, code.MSG_DATA_NOT_EXIST, "商品不存在")

	session := core.GetXormAuto().NewSession()
	defer session.Close()
	session.Begin()

	gift := new(models.OrderGift)
	exist, err = session.Where("is_delete=0 and activity_id=?", activityId).Get(gift)
	if err != nil {
		session.Rollback()
		t.CheckErr(err)
	}

	prize := new(models.UserPrize)
	prize.UserId = userId
	prize.ActivityId = activityId
	prize.RehearsalId = activity.RehearsalId
	prize.ActivityName = activity.Name
	prize.PrizeName = gift.GiftName
	prize.PrizeImg = gift.GiftPicUrl
	prize.PrizeType = 3
	prize.IsDelete = false
	prize.CreatedAt = time.Now()
	prize.UpdatedAt = time.Now()
	if exist {
		if gift.Num == 0 {
			_, err = session.InsertOne(prize)
			if err != nil {
				session.Rollback()
				t.CheckErr(err)
			}
		} else if gift.Num > 0 {
			count, err := core.GetXormAuto().Where("activity_id=? and rehearsal_id=? and is_delete=0",
				activityId, activity.RehearsalId).Count(new(models.CustomerOrder))
			if err != nil {
				session.Rollback()
				t.CheckErr(err)
			}
			if gift.Num > int(count) {
				_, err = session.InsertOne(prize)
				if err != nil {
					session.Rollback()
					t.CheckErr(err)
				}
			}
		}
	}

	order := new(models.CustomerOrder)
	order.UserPrizeId = prize.Id
	order.AreaId = entryPerson.AreaId
	order.AreaName = area.Name
	order.BuyerId = userId
	order.GoodsId = goodId
	order.Type = 0
	order.ActivityId = activityId
	order.RehearsalId = activity.RehearsalId
	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 = session.InsertOne(order)
	if err != nil {
		session.Rollback()
		t.CheckErr(err)
	}

	err = session.Commit()
	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 := models.Get(entry, 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.Get(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()
	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")

	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").
		Where("o.buyer_id=? and o.is_delete=0 and o.activity_id=? and o.rehearsal_id=?",
			uid, activity.Id, activity.RehearsalId)

	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,
	})
}