package views

import (
	"fyne.io/fyne/v2"
	"fyne.io/fyne/v2/container"
	"fyne.io/fyne/v2/data/binding"
	"fyne.io/fyne/v2/dialog"
	"fyne.io/fyne/v2/widget"
	"github.com/atotto/clipboard"
	"strings"
	"work_cation/global"
	"work_cation/models"
	"work_cation/pkg/utils"
	"work_cation/repo"
)

func myCardsViews(w fyne.Window) fyne.CanvasObject {
	var items []fyne.CanvasObject
	for _, i := range repo.ErlangCardRepo.FindAll(global.DB) {
		var i2 = i
		items = append(items, ErlangCardView(w, &i2))
	}

	return container.NewBorder(nil, nil, nil, nil, container.NewScroll(
		container.NewGridWrap(fyne.NewSize(200, 200), items...)))
}

func ErlangCardView(w fyne.Window, data *models.ErlangCards) fyne.CanvasObject {
	if data == nil {
		data = &models.ErlangCards{
			UUID:     utils.CreateUUID(),
			Title:    "玩家获取",
			Text:     "玩家获取脚本",
			VarName:  []string{"服务器ID", "玩家UID"},
			Template: "z_db_lib:get(z_db_lib:get_table('role', $var), $var).",
		}
	}
	if len(data.VarName) == 0 {
		return widget.NewCard(data.Title, data.Text, widget.NewButton("复制", func() {
			err := clipboard.WriteAll(data.Template)
			if err != nil {
				dialog.ShowError(err, w)
				return
			}
			dialog.NewInformation("复制脚本成功", data.Template, w).Show()
		}))
	}
	txtBound := binding.NewString()
	txtBound.Set(data.Template)
	txtWid := widget.NewEntryWithData(txtBound)

	txtWid.Wrapping = fyne.TextWrapOff
	cardButton := widget.NewButton("OPEN", func() {
		go UseErlangCard(data)
	})

	card := widget.NewCard(data.Title, data.Text, cardButton)

	//image := canvas.NewImageFromResource(assets.LogoDataSR)
	//image.FillMode = canvas.ImageFillContain
	//card.SetImage(image)
	return card
}

func UseErlangCard(data *models.ErlangCards) {
	var template = data.Template
	var vars = data.VarName

	myApp := fyne.CurrentApp()
	myWindow := myApp.NewWindow(data.Title)
	myWindow.CenterOnScreen()
	myWindow.Resize(fyne.NewSize(500, 0))

	var items []*widget.FormItem
	for index, key := range vars {
		wid := widget.NewEntry()
		if len(data.VarContent) > index {
			wid.SetText(data.VarContent[index])
		}
		items = append(items, &widget.FormItem{Text: key, Widget: wid})
	}

	var text string
	if data.IsShowOut {
		text = replaceVars(template, data.VarContent)
	}
	showErlang := widget.NewLabel(text)
	showButton := widget.NewButton("...", nil)
	upOut := func() {
		if data.IsShowOut {
			text = replaceVars(template, data.VarContent)
			showErlang.SetText(text)
			showButton.SetText("隐藏输出")
		} else {
			text = ""
			showErlang.SetText(text)
			showButton.SetText("展示输出")
		}
	}
	upOut()
	showButton.OnTapped = func() {
		data.IsShowOut = !data.IsShowOut
		upOut()
	}

	form := &widget.Form{
		Items:      items,
		SubmitText: "生成并复制",
		OnSubmit: func() {
			var values []string
			for _, item := range items {
				values = append(values, item.Widget.(*widget.Entry).Text)
			}
			data.VarContent = values
			//out.SetText(replaceVars(template, data.VarContent))
			err := clipboard.WriteAll(replaceVars(template, data.VarContent))
			if err != nil {
				dialog.ShowError(err, myWindow)
			}
			upOut()
		},
	}

	title := widget.NewCard(data.Title, data.Text, nil)

	content := container.NewVBox(
		title,
		widget.NewLabel("输入模版参数:"),
		form,
		widget.NewLabel("输出:"),
		showErlang,
		showButton,
	)

	myWindow.SetContent(content)
	myWindow.Show()
}

func replaceVars(input string, replacements []string) string {
	varIndex := 0
	result := input

	for strings.Contains(result, "$var") && varIndex < len(replacements) {
		result = strings.Replace(result, "$var", replacements[varIndex], 1)
		varIndex++
	}

	return result
}