package gamelogic

import (
	"context"
	"fmt"
	"path/filepath"
	"time"

	excelize "github.com/xuri/excelize/v2"
)

var cacheBuffer [][]string
var excelFile *excelize.File

type Statistics struct {
	betAmount       int
	winOrLossAmount int
	betArea         []int
	waterpool       int
}

type StatisticsList struct {
	lists     []Statistics
	lastLists []Statistics
	tableId   int
}

func (sl *StatisticsList) initData(tableId int) {
	sl.lists = []Statistics{}
	sl.lastLists = []Statistics{}
	sl.tableId = tableId
	go sl.updateValue()
}

func (sl *StatisticsList) updateValue() {
	for {
		c, cancel := context.WithTimeout(context.Background(), 60*time.Second)
		select {
		case <-c.Done():
			sl.lastLists = []Statistics{}
			sl.lastLists = append(sl.lastLists, sl.lists...)
			sl.lists = []Statistics{}
			sl.storeToExcel()
			sl.lastLists = []Statistics{}
			cancel()
		}
	}
}

func (sl *StatisticsList) storeToExcel() {
	if len(sl.lastLists) == 0 {
		return
	}

	for n := 0; n < len(sl.lastLists); n++ {
		str := []string{fmt.Sprintf("%d", sl.lastLists[n].betAmount),
			fmt.Sprintf("%d", sl.lastLists[n].winOrLossAmount),
			fmt.Sprintf("%v", sl.lastLists[n].betArea),
			fmt.Sprintf("%d", sl.lastLists[n].waterpool),
		}
		cacheBuffer = append(cacheBuffer, str)
	}

	sl.saveFile()
}

func (sl *StatisticsList) saveFile() {
	var err error
	sheetName := "Sheet1"
	dirName := "./"
	fileName := fmt.Sprintf("masharie_table%d.xlsx", sl.tableId)
	excelFile = excelize.NewFile()
	excelFile.NewSheet(sheetName)
	// 设置列宽
	excelFile.SetColWidth(sheetName, "A", "A", 20)
	excelFile.SetColWidth(sheetName, "B", "B", 20)
	excelFile.SetColWidth(sheetName, "C", "C", 20)
	excelFile.SetColWidth(sheetName, "D", "D", 20)

	style, _ := excelFile.NewStyle(&excelize.Style{
		Alignment: &excelize.Alignment{
			Horizontal: "center",
			Vertical:   "center",
		},
	})

	excelFile.SetCellStyle(sheetName, "A1", "D1", style)
	// 设置工作表的单元格值
	excelFile.SetCellValue(sheetName, "A1", "下注金额")
	excelFile.SetCellValue(sheetName, "B1", "盈利金额")
	excelFile.SetCellValue(sheetName, "C1", "投注区域")
	excelFile.SetCellValue(sheetName, "D1", "当前水池")

	// 获取已有数据的行数
	rows, err := excelFile.GetRows(sheetName)
	if err != nil {
		return
	}
	rowIndex := len(rows)
	for _, row := range cacheBuffer {
		for colIndex, col := range row {
			cellName, _ := excelize.CoordinatesToCellName(colIndex+1, rowIndex+1)
			excelFile.SetCellValue(sheetName, cellName, col)
			excelFile.SetCellStyle(sheetName, cellName, cellName, style)
		}
		rowIndex++
	}
	excelFile.SaveAs(filepath.Join(dirName, fileName))
}