package controller

import (
	"encoding/json"
	"errors"
	"fmt"
	"github.com/codinl/go-logger"
	"github.com/gin-gonic/gin"
	"golang.org/x/sync/errgroup"
	"mh-server/kuaidi"
	"mh-server/lib/auth"
	"mh-server/lib/status"
	"mh-server/lib/utils"
	"mh-server/lib/wxpay"
	"mh-server/model"
	"io/ioutil"

	"time"
)

//func checkout(response http.ResponseWriter, request *http.Request)  {
//func WxMsg(c *gin.Context) {
//	// 获取参数
//	signature := c.PostForm("signature")
//	timestamp := c.PostForm("timestamp")
//	nonce := c.PostForm("nonce")
//	echostr := c.PostForm("echostr")
//
//	//timestamp := request.FormValue("echostr")
//	//nonce := request.FormValue("nonce")
//	//echostr := request.FormValue("echostr")
//
//	//将token、timestamp、nonce三个参数进行字典序排序
//	var tempArray = []string{TOKEN, timestamp, nonce}
//	sort.Strings(tempArray)
//
//	//将三个参数字符串拼接成一个字符串进行sha1加密
//	var sha1String string = ""
//	for _, v := range tempArray {
//		sha1String += v
//	}
//
//	h := sha1.New()
//	h.Write([]byte(sha1String))
//	sha1String = hex.EncodeToString(h.Sum([]byte("")))
//
//	//获得加密后的字符串可与signature对比
//	if sha1String == signature {
//		_, err := c.Writer.Write([]byte(echostr))
//		if err != nil {
//			fmt.Println("响应失败。。。")
//		}
//	} else {
//		fmt.Println("验证失败")
//	}
//}

func OrderList(c *gin.Context) {
	req := struct {
		Page     int `json:"page"`
		PageSize int `json:"page_size"`
	}{
		Page:     1,
		PageSize: 10,
	}
	if c.ShouldBindJSON(&req) != nil {
		logger.Error("ShouldBindJSON err")
		RespJson(c, status.BadRequest, nil)
		return
	}
	uc := auth.GetCurrentUser(c)
	if uc == nil {
		logger.Error("uc is nil")
		RespJson(c, status.Unauthorized, nil)
		return
	}
	orderList, totalPage, err := model.GetOrderList(uint64(uc.Uid), req.Page, req.PageSize)
	if err != nil {
		logger.Error("err:", err)
		RespJson(c, status.InternalServerError, nil)
		return
	}

	ret := map[string]interface{}{
		"order_list": orderList,
		"cur_page":   req.Page,
		"total_page": totalPage,
	}
	RespOK(c, ret)
	return
}

func OrderInfo(c *gin.Context) {
	req := struct {
		OrderId uint32 `json:"order_id"`
	}{}
	if c.ShouldBindJSON(&req) != nil {
		logger.Error("ShouldBindJSON err")
		RespJson(c, status.BadRequest, nil)
		return
	}
	order := model.Order{}
	order.ID = req.OrderId
	info, err := order.Info()
	if err != nil {
		logger.Error("err:", err)
		RespJson(c, status.InternalServerError, nil)
		return
	}

	RespOK(c, info)
	return
}

func OrderExpress(c *gin.Context) {
	req := struct {
		ExpressCompanyNo string `json:"express_company_no"`
		ExpressNo        string `json:"express_no"`
	}{}
	if c.ShouldBindJSON(&req) != nil {
		logger.Error("ShouldBindJSON err")
		RespJson(c, status.BadRequest, nil)
		return
	}
	fmt.Println("CompanyNo:", req.ExpressCompanyNo)
	fmt.Println("Num:", req.ExpressNo)

	expressInfo, err := kuaidi.ExpressInfo(req.ExpressCompanyNo, req.ExpressNo)
	if err != nil {
		logger.Error("err:", err)
		RespJson(c, status.InternalServerError, nil)
		return
	}

	RespOK(c, expressInfo)
	return
}

func WXPaySuccess(c *gin.Context) {
	//fbConfig := model.GetFBConfig()
	//if fbConfig.AssistanceValidityTerm == 0 {
	//	logger.Error(errors.New("get assistance_validity_term err"))
	//	RespJson(c, status.DBOperateError, nil)
	//	return
	//}

	//assistanceValidityTerm := time.Unix(time.Now().Unix()+int64(fbConfig.AssistanceValidityTerm), 0)
	//ret := map[string]interface{}{
	//	"assistance_validity_term": assistanceValidityTerm,
	//	"postage":                  fbConfig.Postage,
	//}
	//RespOK(c, ret)
}

// 创建订单
func OrderCreate(c *gin.Context) {
	//type Goods struct {
	//	Price uint32 `json:"price"`
	//}

	req := struct {
		GameCardId    uint64 `json:"game_card_id"`
		StoreId       uint64 `json:"store_id"`
		UserAddressId uint64 `json:"user_address_id"`
		Price         uint32 `json:"price"`
		DeliveryType  uint8  `json:"delivery_type"` // 取货方式
		ExpressFee    uint32 `json:"express_fee"`
	}{}

	bodyString, err := ioutil.ReadAll(c.Request.Body)
	if err != nil {
		logger.Error(errors.New("OrderCreate ReadAll req err"))
		RespJson(c, status.BadRequest, nil)
		return
	}

	//bodyString := strings.Replace(string(body), "\"[", "[", -1)
	//bodyString = strings.Replace(string(bodyString), "]\"", "]", -1)
	//bodyString = strings.Replace(string(bodyString), "\\", "", -1)
	logger.Info("bodyString:", string(bodyString))

	err = json.Unmarshal([]byte(bodyString), &req)
	if err != nil {
		logger.Error(errors.New("OrderCreate Unmarshal req err"))
		RespJson(c, status.InternalServerError, nil)
		return
	}
	//if err := c.ShouldBindJSON(&req);err != nil {
	//	logger.Error(err)
	//	RespJson(c,status.BadRequest,nil)
	//	return
	//}

	fmt.Println("商品下单 req:", req)

	//uc := &struct {
	//	Uid uint32 `json:"uid"`
	//}{}
	uc := auth.GetCurrentUser(c)
	if uc == nil {
		logger.Error("uc is nil")
		RespJson(c, status.BadRequest, nil)
		return
	}
	//uc.Uid = 62389201
	user := model.GetUserByUid(uc.Uid)
	if user == nil {
		logger.Error(errors.New("GetUserByUid err"))
		RespJson(c, status.InternalServerError, nil)
		return
	}

	if user.MemberLevel == 1 {
		logger.Error(errors.New("user level  1"))
		RespJson(c, status.NotMember, nil)
		return
	}
	unreturnedOrders, err := model.IsHaveUnreturnedOrders(uc.Uid)
	if err != nil {
		logger.Error("err:", err)
		RespJson(c, status.InternalServerError, nil)
		return
	}
	if unreturnedOrders {
		logger.Error("unreturnedOrders")
		RespJson(c, status.HaveUnreturnedOrders, nil)
		return
	}

	online, err := model.IsGameCardOnline(uint32(req.GameCardId))
	if err != nil {
		logger.Error("err:", err)
		RespJson(c, status.InternalServerError, nil)
		return
	}
	if !online {
		logger.Error("unreturnedOrders")
		RespJson(c, status.GoodsSoldOut, nil)
		return
	}

	// TODO 邮费
	orderSn := utils.GetSerialNo32HEXString()
	order := model.Order{
		Uid:           uint64(uc.Uid),
		GameCardId:    req.GameCardId,
		StoreId:       req.StoreId,
		UserAddressId: req.UserAddressId,
		DeliveryType:  req.DeliveryType,
		Count:         1,
		PickupCode:    model.GetPickupCode(), // TODO 取货码
		CardStatus:    model.OrderCardStatusUnPick,
		PayTime:       time.Now(),
		OrderSn:       orderSn,
		PayPrice:      req.Price,
		Postage:       req.ExpressFee,
	}
	err = order.OrderCreate()
	if err != nil {
		logger.Error("err:", err)
		RespJson(c, status.InternalServerError, nil)
		return
	}

	//tx := model.TransactionBegin()
	////TODO 以支付成功作为订单下单成功的依据，不是订单创建   已修改
	orderId := fmt.Sprintf("%d", order.ID)
	fmt.Println("orderId:", orderId)
	if req.Price == 0 {
		ret := map[string]interface{}{
			"web_pay":  "",
			"order_id": order.ID,
		}
		RespOK(c, ret)
		return
	}

	webPay, err := wxpay.WebPay(orderId, req.Price, user.WxOpenID, "N", wxpay.WxPayRentCard)
	if err != nil {
		logger.Error(errors.New("WebPay err"))
		RespJson(c, status.InternalServerError, nil)
		return
	}
	ret := map[string]interface{}{
		"web_pay":  webPay,
		"order_id": order.ID,
	}
	RespOK(c, ret)
}

func OrderAmount(c *gin.Context) {
	req := struct {
		//StoreId       uint32 `json:"store_id" binding:"required"`
		UserAddressId uint32 `json:"user_address_id" binding:"required"`
		Price         uint32 `json:"price" `
	}{}
	if err := c.ShouldBindJSON(&req); err != nil {
		logger.Error("ShouldBindJSON err:", err)
		RespJson(c, status.BadRequest, nil)
		return
	}

	var (
		eg          errgroup.Group
		userAddress = &model.UserAddress{}
		//store       = &model.Store{}
	)

	//eg.Go(func() error {
	//	store.ID = req.StoreId
	//	err := store.Info()
	//	if err != nil {
	//		logger.Error("err:", err)
	//	}
	//	return nil
	//})

	eg.Go(func() error {
		userAddress.ID = req.UserAddressId
		err := userAddress.Info()
		if err != nil {
			logger.Error("err:", err)
		}
		return nil
	})

	if err := eg.Wait(); err != nil {
		logger.Error("err:", err)
		//fmt.Println("Successfully fetched all URLs.")
		RespJson(c, status.InternalServerError, nil)
		return
	}

	expressFee := model.ExpressFeeProvince
	if userAddress.Province != "广东省" {
		expressFee = model.ExpressFeeOutsideProvince
	}

	ret := map[string]interface{}{
		"total_amount": req.Price + uint32(expressFee),
		"express_fee":  expressFee,
	}
	RespOK(c, ret)
	return
}

//func WXPay(c *gin.Context) {
//	req := struct {
//		//TotalFee uint32 `json:"total_fee"`
//		AddressId uint32 `json:"address_id"`
//		OrderSn   string `json:"order_sn"`
//	}{}
//	if err := c.ShouldBindJSON(&req); err != nil {
//		logger.Error(err)
//		RespJson(c, status.BadRequest, nil)
//		return
//	}
//
//	uc := auth.GetCurrentUser(c)
//	if uc == nil {
//		RespJson(c, status.Unauthorized, nil)
//		return
//	}
//
//	//user := model.GetUserByUid(uc.Uid)
//
//	var order model.Order
//	//TODO 支付金额    地址id
//	err := model.NewOrderQuerySet(model.DB).OrderSnEq(req.OrderSn).One(&order)
//	if err != nil {
//		logger.Error(err)
//		RespJson(c, status.DBOperateError, nil)
//		return
//	}
//
//	//if err := model.NewFBOrderQuerySet(model.DB).OrderSnEq(req.OrderSn).GetUpdater().
//	//	SetAddressId(req.AddressId).Update(); err != nil {
//	//	logger.Error(err)
//	//	RespJson(c, status.DBOperateError, nil)
//	//	return
//	//}
//	//
//	//var sextuple *wxpay.Sextuple
//	//sextuple, err = wxpay.FBXiaoChengXuPay(order.PayPrice, req.OrderSn, model.FB_WX_PAY_TYPE, user.WxOpenID)
//	//if err != nil {
//	//	logger.Error(err)
//	//	RespJson(c, status.InternalServerError, nil)
//	//	return
//	//}
//
//	//RespOK(c, sextuple)
//}

func ConfirmReceipt(c *gin.Context) {
	req := struct {
		OrderId    uint32 `json:"order_id"`
		GameCardId uint32 `json:"game_card_id"`
	}{}
	if c.ShouldBindJSON(&req) != nil {
		RespJson(c, status.BadRequest, nil)
		return
	}
	uc := auth.GetCurrentUser(c)
	if uc == nil {
		logger.Error("uc is nil")
		RespJson(c, status.Unauthorized, nil)
		return
	}

	order := model.Order{Uid: uint64(uc.Uid)}
	order.ID = req.OrderId
	order.GameCardId = uint64(req.GameCardId)
	order.CardStatus = model.OrderCardStatusPlaying
	info, err := order.Modify()
	if err != nil {
		logger.Error("err:", err)
		RespJson(c, status.InternalServerError, nil)
		return
	}

	RespOK(c, info)
	return
}

func ExpressCompanyList(c *gin.Context) {
	company := &model.ExpressCompany{}
	list, err := company.List()
	if err != nil {
		logger.Error("err:", err)
		RespJson(c, status.InternalServerError, nil)
		return
	}
	RespOK(c, list)
	return
}

func OrderRevert(c *gin.Context) {
	order := &model.Order{}
	if c.ShouldBindJSON(order) != nil {
		logger.Error("ShouldBindJSON err")
		RespJson(c, status.BadRequest, nil)
		return
	}
	//order := model.Order{}
	//order.ID = req.OrderId
	info, err := order.Revert()
	if err != nil {
		logger.Error("err:", err)
		RespJson(c, status.InternalServerError, nil)
		return
	}

	RespOK(c, info)
	return
}