package moneymoney

import (
	"bytes"
	"context"
	"encoding/csv"
	"encoding/gob"
	"encoding/json"
	"fmt"
	"io/ioutil"
	"log"
	"net"
	"os"
	"regexp"
	"strconv"
	"time"

	"github.com/474420502/gcurl"
	"github.com/go-rod/rod"
	"github.com/go-rod/rod/lib/devices"
	"github.com/go-rod/rod/lib/launcher"
	"github.com/go-rod/rod/lib/proto"
	"github.com/tidwall/gjson"
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/mongo"
	"go.mongodb.org/mongo-driver/mongo/options"
	"golang.org/x/text/encoding/simplifiedchinese"
	"golang.org/x/text/transform"
)

type Stock struct {
	Date                   string  `json:"日期" bson:"日期"`
	CodeStr                string  `json:"股票代码" bson:"股票代码"`
	Name                   string  `json:"名称" bson:"名称"`
	ClosingPrice           float64 `json:"收盘价" bson:"收盘价"`
	MaxPrice               float64 `json:"最高价" bson:"最高价"`
	MinPrice               float64 `json:"最低价" bson:"最低价"`
	OpeningPrice           float64 `json:"开盘价" bson:"开盘价"`
	PreviousClosingPrice   float64 `json:"前收盘" bson:"前收盘"`
	UpsDowns               float64 `json:"涨跌额" bson:"涨跌额"`
	UpsDownsRatio          float64 `json:"涨跌幅" bson:"涨跌幅"`
	TurnoverRate           float64 `json:"换手率" bson:"换手率"`
	Volume                 float64 `json:"成交量" bson:"成交量"`
	Turnover               float64 `json:"成交金额" bson:"成交金额"`
	MarketValue            float64 `json:"总市值" bson:"总市值"`
	CirculatingMarketValue float64 `json:"流通市值" bson:"流通市值"`

	Code int64 `json:"股票数字代码" bson:"股票数字代码"`
}

type StockBase struct {
	// CodeStr string // 代地区码
	// Code    string // 不带地区码

	CODE        string  `json:"CODE"`
	FIVE_MINUTE float64 `json:"FIVE_MINUTE"`
	HIGH        float64 `json:"HIGH"`
	HS          float64 `json:"HS"`
	LB          float64 `json:"LB"`
	LOW         float64 `json:"LOW"`
	MCAP        float64 `json:"MCAP"`
	MFSUM       float64 `json:"MFSUM"`
	NAME        string  `json:"NAME"`
	OPEN        float64 `json:"OPEN"`
	PE          float64 `json:"PE"`
	PERCENT     float64 `json:"PERCENT"`
	PRICE       float64 `json:"PRICE"`
	SNAME       string  `json:"SNAME"`
	SYMBOL      string  `json:"SYMBOL"`
	TCAP        float64 `json:"TCAP"`
	TURNOVER    float64 `json:"TURNOVER"`
	UPDOWN      float64 `json:"UPDOWN"`
	VOLUME      float64 `json:"VOLUME"`
	WB          float64 `json:"WB"`
	YESTCLOSE   float64 `json:"YESTCLOSE"`
	ZF          float64 `json:"ZF"`
	NO          float64 `json:"NO"`
}

var DefaultPage *rod.Page

func GetDefaultPage() *rod.Page {

	if DefaultPage != nil {
		return DefaultPage
	}

	screen := devices.Device{
		Title:        "Laptop with MDPI screen",
		Capabilities: []string{"touch", "mobile"},
		UserAgent:    "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36",
		Screen: devices.Screen{
			DevicePixelRatio: 1,
			Horizontal: devices.ScreenSize{
				Width:  1920,
				Height: 1080,
			},
		},
	}
	port := GetPort()
	log.Println("get port:", port)
	rodlauncher := launcher.New().
		Bin(`google-chrome`).
		RemoteDebuggingPort(port).
		Set("user-data-dir", fmt.Sprintf("/tmp/%s_rod", "money-money")).
		Delete("headless")

	//debug url
	launchers := rodlauncher.MustLaunch()
	fmt.Printf("debug url: %s\n", launchers)
	//连接浏览器
	browser := rod.New().ControlURL(launchers).MustConnect()
	page := browser.DefaultDevice(screen).MustPage()

	// p := page.Timeout(time.Second * 15)
	DefaultPage = page
	return DefaultPage
}

var client *mongo.Client
var err error

func init() {
	log.SetFlags(log.Llongfile | log.LstdFlags)

	client, err = mongo.Connect(context.TODO(), options.Client().ApplyURI("mongodb://root:6601502@localhost:27017"))
	if err != nil {
		panic(err)
	}
}

func main() {

	for _, code := range GetStocks() {

		if code.MCAP >= 50000000000 {
			DownloadDataFromCode(code)
		}

	}
}

func GetStocks() []*StockBase {

	// client, err := mongo.Connect(ctx, options.Client().ApplyURI("mongodb://localhost:27017"))

	cur, err := client.Database("money").Collection("stock").Distinct(context.TODO(), "股票数字代码", bson.M{})
	if err != nil {
		panic(err)
	}

	var skipMap map[int64]bool = make(map[int64]bool)

	for _, idoc := range cur {
		var scode = idoc.(int64)
		// err = cur.Decode(&doc)
		if err == nil {

			skipMap[scode] = true
		} else {
			log.Panic(err)
		}

	}

	var stockCodesFile = "./stock_codes.gob"
	var stockCodes []*StockBase
	f, err := os.Open(stockCodesFile)
	if err == nil {
		err = gob.NewDecoder(f).Decode(&stockCodes)
		if err != nil {
			panic(err)
		}
	} else {

		murl := `curl 'http://quotes.money.163.com/hs/service/diyrank.php?count=5000'`
		tp := gcurl.Parse(murl).Temporary()
		resp, err := tp.Execute()
		if err != nil {
			panic(err)
		}
		jr := gjson.ParseBytes(resp.Content())

		for _, s := range jr.Get("list").Array() {
			var stockCode StockBase
			err = json.Unmarshal([]byte(s.String()), &stockCode)
			if err != nil {
				panic(err)
			}

			stockCodes = append(stockCodes, &stockCode)
		}

		// log.Println(jr.String())
	}
	f, err = os.OpenFile(stockCodesFile, os.O_CREATE|os.O_TRUNC|os.O_RDWR, 0664)
	if err != nil {
		panic(err)
	}
	err = gob.NewEncoder(f).Encode(&stockCodes)
	if err != nil {
		panic(err)
	}

	if f != nil {
		err = f.Close()
		if err != nil {
			panic(err)
		}
	}

	re, _ := regexp.Compile(`\d+`)
	log.Println("stocks", len(stockCodes))
	var result []*StockBase
	for _, code := range stockCodes {
		scode, err := strconv.ParseInt(re.FindString(code.SYMBOL), 10, 64)
		if err != nil {
			panic(err)
		}
		if _, ok := skipMap[scode]; ok {
			continue
		}

		result = append(result, code)

		// if code.MCAP >= 50000000000 {
		// 	DownloadDataFromCode(client, code)
		// }

	}

	return result
}

func DownloadDataFromCode(code *StockBase) {
	// 300731
	// durl := `curl 'http://quotes.money.163.com/service/chddata.html?code=${CODE}&start=20170101&end=20220621&fields=TCLOSE;HIGH;LOW;TOPEN;LCLOSE;CHG;PCHG;TURNOVER;VOTURNOVER;VATURNOVER;TCAP;MCAP' \
	// -H 'Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9' \
	// -H 'Accept-Language: zh-CN,zh;q=0.9,en;q=0.8' \
	// -H 'Connection: keep-alive' \
	// -H 'Cookie: _ntes_nnid=07a59ac6cc3c3873093db99e3419a5c7,1652972918736; _ntes_nuid=07a59ac6cc3c3873093db99e3419a5c7; _antanalysis_s_id=1655737843219; ne_analysis_trace_id=1655740348110; _ntes_stock_recent_=${CODE}%7C1300660%7C1300731%7C0601857%7C0601808; _ntes_stock_recent_=${CODE}%7C1300660%7C1300731%7C0601857%7C0601808; _ntes_stock_recent_=${CODE}%7C1300660%7C1300731%7C0601857%7C0601808; s_n_f_l_n3=90474b666b6678eb1655828892281; pgr_n_f_l_n3=90474b666b6678eb16558271774556486; vinfo_n_f_l_n3=90474b666b6678eb.1.6.1655737842842.1655828160869.1655828914287' \
	// -H 'Referer: http://quotes.money.163.com/trade/lsjysj_${SYMBOL}.html' \
	// -H 'Upgrade-Insecure-Requests: 1' \
	// -H 'User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.0.0 Safari/537.36' `

	// http://quotes.money.163.com/0601988.html

	page := GetDefaultPage()
	stockurl := fmt.Sprintf("http://quotes.money.163.com/%s.html", code.CODE)
	log.Println(stockurl)

	page.Navigate(stockurl)
	page.WaitNavigation(proto.PageLifecycleEventNameFirstContentfulPaint)()
	time.Sleep(time.Millisecond * 100)

	ele, err := page.ElementsX(fmt.Sprintf("//a[contains(@href,'/trade/lsjysj_%s')]/@href", code.SYMBOL))
	if err != nil {
		panic(err)
	}

	if iter := ele.First(); iter != nil {
		iter.WaitEnabled()

		urlpath, err := iter.HTML()
		log.Println("click", urlpath)
		if err != nil {
			panic(err)
		}
		page.Navigate("http://quotes.money.163.com" + urlpath)
		ahref := page.MustElementX("//a[@id='downloadData']")
		log.Println("wait downloadData")
		ahref.WaitEnabled()

		time.Sleep(time.Millisecond * 500)
		ahref.Click(proto.InputMouseButtonLeft)

		e := page.MustElementX("//a[@class='blue_btn submit']")
		log.Println("wait blue_btn submit")

		e.WaitEnabled()
		time.Sleep(time.Millisecond * 500)
		w := page.Browser().MustWaitDownload()
		e.Click(proto.InputMouseButtonLeft)
		downloaddata := w()
		log.Println(len(downloaddata))

		// durl = strings.ReplaceAll(durl, `${SYMBOL}`, code.SYMBOL)
		// durl = strings.ReplaceAll(durl, `${CODE}`, code.CODE)

		// resp, err := gcurl.Parse(durl).Temporary().Execute()
		// if err != nil {
		// 	panic(err)
		// }

		reader := csv.NewReader(bytes.NewBuffer(downloaddata))
		alls, err := reader.ReadAll()
		if err != nil {
			panic(err)
		}

		var jfield []string
		for _, field := range alls[0] {
			v, _ := GbkToUtf8([]byte(field))
			jfield = append(jfield, string(v))
			// log.Printf("%#v", string(v))
		}

		re, _ := regexp.Compile(`\d+`)

		var stocks []mongo.WriteModel
		for _, line := range alls[1:] {

			var fields []string
			for _, field := range line {
				v, _ := GbkToUtf8([]byte(field))
				fields = append(fields, string(v))

			}

			code, err := strconv.ParseInt(re.FindString(fields[1]), 10, 64)
			if err != nil {
				panic(err)
			}

			s := &Stock{
				Date:                   fields[0],
				CodeStr:                fields[1],
				Name:                   fields[2],
				ClosingPrice:           ToFloat(fields[3]),
				MaxPrice:               ToFloat(fields[4]),
				MinPrice:               ToFloat(fields[5]),
				OpeningPrice:           ToFloat(fields[6]),
				PreviousClosingPrice:   ToFloat(fields[7]),
				UpsDowns:               ToFloat(fields[8]),
				UpsDownsRatio:          ToFloat(fields[9]),
				TurnoverRate:           ToFloat(fields[10]),
				Volume:                 ToFloat(fields[11]),
				Turnover:               ToFloat(fields[12]),
				MarketValue:            ToFloat(fields[13]),
				CirculatingMarketValue: ToFloat(fields[14]),

				Code: code,
			}
			stocks = append(stocks, &mongo.InsertOneModel{Document: s})
		}

		cstock := client.Database("money").Collection("stock")
		r, err := cstock.BulkWrite(context.TODO(), stocks)
		if err != nil {
			log.Println(err)
		}
		log.Println(code.SYMBOL, r)
		time.Sleep(time.Second * 1)
	}
}

func SaveFromCSV(downloaddata []byte) {
	reader := csv.NewReader(bytes.NewBuffer(downloaddata))
	alls, err := reader.ReadAll()
	if err != nil {
		panic(err)
	}

	var jfield []string
	for _, field := range alls[0] {
		v, _ := GbkToUtf8([]byte(field))
		jfield = append(jfield, string(v))
		// log.Printf("%#v", string(v))
	}

	re, _ := regexp.Compile(`\d+`)

	var stocks []mongo.WriteModel
	for _, line := range alls[1:] {

		var fields []string
		for _, field := range line {
			v, _ := GbkToUtf8([]byte(field))
			fields = append(fields, string(v))

		}

		code, err := strconv.ParseInt(re.FindString(fields[1]), 10, 64)
		if err != nil {
			panic(err)
		}

		s := &Stock{
			Date:                   fields[0],
			CodeStr:                fields[1],
			Name:                   fields[2],
			ClosingPrice:           ToFloat(fields[3]),
			MaxPrice:               ToFloat(fields[4]),
			MinPrice:               ToFloat(fields[5]),
			OpeningPrice:           ToFloat(fields[6]),
			PreviousClosingPrice:   ToFloat(fields[7]),
			UpsDowns:               ToFloat(fields[8]),
			UpsDownsRatio:          ToFloat(fields[9]),
			TurnoverRate:           ToFloat(fields[10]),
			Volume:                 ToFloat(fields[11]),
			Turnover:               ToFloat(fields[12]),
			MarketValue:            ToFloat(fields[13]),
			CirculatingMarketValue: ToFloat(fields[14]),

			Code: code,
		}
		stocks = append(stocks, &mongo.InsertOneModel{Document: s})
	}

	cstock := client.Database("money").Collection("stock")
	r, err := cstock.BulkWrite(context.TODO(), stocks)
	if err != nil {
		log.Println(err)
	}
	log.Println(r)
}

func ToFloat(s string) float64 {
	if s == "None" {
		return 0
	}
	v, err := strconv.ParseFloat(s, 64)
	if err != nil {
		panic(err)
	}
	return v
}

func GbkToUtf8(s []byte) ([]byte, error) {
	reader := transform.NewReader(bytes.NewReader(s), simplifiedchinese.GBK.NewDecoder())
	d, e := ioutil.ReadAll(reader)
	if e != nil {
		return nil, e
	}
	return d, nil
}

func GetPort() int {
	l, _ := net.Listen("tcp", ":0") // listen on localhost
	port := l.Addr().(*net.TCPAddr).Port
	err := l.Close()
	if err != nil {
		panic(err)
	}
	// ip := l.Addr().(*net.TCPAddr).IP
	return port

}