package views

import (
	"errors"
	"fyne.io/fyne/v2"
	"fyne.io/fyne/v2/container"
	"fyne.io/fyne/v2/theme"
	"fyne.io/fyne/v2/widget"
	"slices"
	"sync"
)

func TenChinaGameView() {
	myApp := fyne.CurrentApp()
	myWindow := myApp.NewWindow("Cross Flag Game")

	gridWrap := container.NewGridWrap(fyne.NewSize(100, 100))

	for i := 0; i < 9; i++ {
		//var itemIndex = i
		var item = widget.NewButton("", func() {})
		if i > 6 {
			item.SetIcon(theme.ConfirmIcon())
		} else {
			item.SetIcon(theme.CancelIcon())
		}
		gridWrap.Add(container.NewBorder(nil, nil, nil, nil, item))
	}
	myWindow.SetContent(container.NewScroll(gridWrap))

	myWindow.Resize(fyne.NewSize(320, 318))
	myWindow.CenterOnScreen()
	myWindow.Show()
}

type TenGame struct {
	lock               sync.Mutex
	playerMax          int
	CurrentRoundPlayer int
	players            [][]int
	items              []*widget.Button
	winCallback        func(int)
}

func (t *TenGame) Play(userIndex int, pos int) error {
	t.lock.Lock()
	defer t.lock.Unlock()
	if t.CurrentRoundPlayer != userIndex {
		return errors.New("not your turn")
	}
	t.play(pos)

	t.CurrentRoundPlayer++
	if t.CurrentRoundPlayer+1 > t.playerMax {
		t.CurrentRoundPlayer = 0
	}
	return nil
}

/*
1, 2, 3
4, 5, 6
7, 8, 9
*/
func (t *TenGame) play(pos int) {
	// TODO
	playerIntList := t.players[t.CurrentRoundPlayer]
	playerIntList = append(playerIntList, pos)
	// 刷新数据
	if t.CurrentRoundPlayer == 1 {
		t.items[pos].SetIcon(theme.ConfirmIcon())
	} else {
		t.items[pos].SetIcon(theme.CancelIcon())
	}

	// check 胜利 判断
	slices.Sort(playerIntList)

}

func (t *TenGame) winCheck(playerIntList []int) bool {
	for _, i := range playerIntList {
		var iI = i
		if t.checkLine(playerIntList, iI, 1) ||
			t.checkLine(playerIntList, iI, 2) ||
			t.checkLine(playerIntList, iI, 4) {
			return true
		}
		// todo slices.Delete()
	}

	return false
}

func (t *TenGame) checkLine(playerIntList []int, iI, add int) bool {
	for {
		iI += add
		if iI > 9 {
			return true
		}
		if !slices.Contains(playerIntList, iI) {
			return false
		}
	}

}