package rchgutil

import (
	"crypto/rc4"
	"encoding/json"
	"errors"
	"fmt"
	"net/http"
	"strconv"
	"time"

	"91porn-server/app/appg"
	"91porn-server/common/httputil"
	"91porn-server/common/log"
)

var ylws = config{
	MercID:    "10105",
	AppSecret: "DA1C5476400B1D",
	ExeUrl:    "http://x.aee7.com/gateway/index/checkpoint.do?",
	NotifyUrl: "/3rd/defray/callback/rchg/",
}

// 订单请求体
type WsylInfo struct {
	AccountId    string `json:"account_id"`   // 商户ID
	ContentType  string `json:"content_type"` // 返回的网页类型
	Thoroughfare string `json:"thoroughfare"` // 通道
	Type         string `json:"type"`         // 支付类型
	OutTradeNo   string `json:"out_trade_no"` // 商户订单号
	Robin        string `json:"robin"`        // 轮训
	UseCity      string `json:"use_city"`     // 按地区收款
	Amount       string `json:"amount"`       // 支付金额
	CallbackUrl  string `json:"callback_url"` // 异步通知地址
	SuccessUrl   string `json:"success_url"`  // 支付成功后网页自动跳转地址
	ErrorUrl     string `json:"error_url"`    // 支付失败时，或支付超时后网页自动跳转地址
	Sign         string `json:"sign"`         // 签名 必填
}

type WsylMsgData struct {
	OrderId string `json:"order_id"`
	Qrcode  string `json:"qrcode"`
}

type WsylMsg struct {
	Code int         `json:"code"` // 交易返回码,返回SUCCESS 表示交易成功(不代表最终结果),
	Msg  string      `json:"msg"`  // 签名
	Data interface{} `json:"data,omitempty"`
}

// 回调函数参数
type WsylResultRes struct {
	AccountName  string `form:"account_name"  json:"account_name"`  // 商户登录名
	PayTime      string `form:"pay_time"      json:"pay_time"`      // 支付成功的时间戳（10位）
	Status       string `form:"status"        json:"status"`        // 状态
	Amount       string `form:"amount"        json:"amount"`        // 订单到账实际金额
	OutTradeNo   string `form:"out_trade_no"  json:"out_trade_no"`  // 订单信息，在发起订单时附加的信息，如用户名，充值订单号等字段参数
	TradeNo      string `form:"trade_no"      json:"trade_no"`      // 交易流水号，由系统生成的交易流水号
	Fees         string `form:"fees"          json:"fees"`          // 手续费，本次回调过程产生的手续费用（已经在平台账户中扣除）
	Sign         string `form:"sign"          json:"sign"`          // 签名
	CallbackTime string `form:"callback_time" json:"callback_time"` // 回调时间，在回调时产生的时间戳（10位）
	Type         string `form:"type"          json:"type"`          // 支付类型
	AccountKey   string `form:"account_key"   json:"account_key"`   // 商户KEY
}

// ToPay 支付发起
func (wyi *WsylInfo) toPay() (res RchgMsg, err error) {
	var errLog string
	msg := WsylMsg{}
	wyi.fill()
	code, err := httputil.DefaultClientPostJsonWithResp(&msg, ylws.ExeUrl, wyi.getHeader(), wyi.getBody())
	if err != nil {
		errLog = fmt.Sprintf("Wsyl ToPay requset fail \nerror:%+v\n\ndata:%+v;", err, wyi)
		log.Error(errLog)
		err = errors.New(errLog)
		return
	}
	if code != http.StatusOK {
		errLog = fmt.Sprintf("Wsyl ToPay response status exception;\nstatus %+v;", code)
		log.Error(errLog)
		err = errors.New(errLog)
		return
	}
	if msg.Code != 200 {
		errLog = fmt.Sprintf("Wsyl ToPay be rejected;\n msg:%+v:", msg)
		err = errors.New(errLog)
		log.Error(errLog)
		return
	}
	var data WsylMsgData
	bytes, err := json.Marshal(msg.Data)
	if err != nil {
		errLog = fmt.Sprintf("Wsyl payUrl urlDecode fail \nerror:%+v;", err)
		log.Error(errLog)
		err = errors.New(errLog)
		return
	}
	if err = json.Unmarshal(bytes, &data); err != nil {
		errLog = fmt.Sprintf("Wsyl payUrl urlDecode fail \nerror:%+v;", err)
		log.Error(errLog)
		err = errors.New(errLog)
		return
	}
	res.PayUrl = data.Qrcode
	res.Mode = "url"
	res.OID = data.OrderId
	return
}

// Notify 回调函数
func (this *WsylResultRes) Notify() (RchgBack, error) {
	r := RchgBack{}
	if this.SignRes() != this.Sign {
		log.Error(fmt.Sprintf("Wsyl callback sign verify fail ,data:%+v", this))
		return r, errors.New("check sign fail")
	}
	if this.PayTime == "" {
		return r, errors.New("querry order err,no payTime")
	}
	sec, err := strconv.ParseInt(this.PayTime, 10, 64)
	if err != nil {
		log.Error("time.ParseInLocation  failed", log.Any("TradeNo", this.TradeNo), log.E(err))
		return r, err
	}
	paymentAt := time.Unix(sec, 0)
	payMoneyf, err := strconv.ParseFloat(this.Amount, 64)
	if err != nil {
		log.Error(fmt.Sprintf("Wsyl callback ParseFloat fail data:%+v:", this))
		return r, fmt.Errorf("invalid payMoney %s", this.Amount)
	}
	r.PayMoney = int64(payMoneyf * 100)
	r.PaymentAt = paymentAt
	r.TransNo = this.OutTradeNo
	r.OID = this.TradeNo
	r.Code = 400
	if this.Status == "success" {
		r.Code = 200
	}
	return r, nil
}

func (this *WsylResultRes) Success() string {
	return "success"
}

// 补全配置信息和签名信息
func (wyi *WsylInfo) fill() {
	wyi.AccountId = ylws.MercID
	wyi.ContentType = "json"
	wyi.Thoroughfare = "paofen_auto"
	wyi.Type = "71"
	wyi.Robin = "2"
	wyi.UseCity = "2"
	wyi.CallbackUrl = wyi.getNotifyURL()
	wyi.SuccessUrl = wyi.getNotifyURL()
	wyi.ErrorUrl = wyi.getNotifyURL()
	wyi.Sign = wyi.signReq()
}

// 充值请求签名
func (wyi *WsylInfo) signReq() (sign string) {
	return DealSign(ylws.AppSecret, wyi.Amount, wyi.OutTradeNo)
}

func DealSign(key_id string, amount string, out_trade_no string) (sign string) {
	var data = amount + out_trade_no
	md5Str := md5Sign(data)
	c, err := rc4.NewCipher([]byte(key_id))
	if err != nil {
		// log.Fatalln(err)
		return
	}
	src := []byte(md5Str)
	dst := make([]byte, len(src))
	c.XORKeyStream(dst, src)
	fmt.Println(string(src), string(dst))
	rc4Str := md5Sign(string(dst))
	return rc4Str
}

// 充值成功回调签名
func (wyc *WsylResultRes) SignRes() (sign string) {
	return DealSign(ylws.AppSecret, wyc.Amount, wyc.OutTradeNo)
}

// 获取请求body
func (wyi *WsylInfo) getBody() interface{} {
	m := make(map[string]string)
	jsonStr, err := json.Marshal(wyi)
	if err != nil {
		log.Info(fmt.Sprintf("WSYL GetBody json.Marshal is fail error:%+v/data:%+v", err, wyi))
	}
	sstr := string(jsonStr)
	log.Info(fmt.Sprintf("==================%+v", sstr))
	_ = json.Unmarshal(jsonStr, &m)
	return m
}

// 获取请求头
func (wyi *WsylInfo) getHeader() map[string]string {
	return nil
}

// 获取回掉函数
func (wyi *WsylInfo) getNotifyURL() (url string) {
	return appg.Conf.URL.LocalWebUrl + ylws.NotifyUrl + YongLiWanShun
}