package views

import (
	"fmt"
	"fyne.io/fyne/v2"
	"fyne.io/fyne/v2/container"
	"fyne.io/fyne/v2/dialog"
	"fyne.io/fyne/v2/theme"
	"fyne.io/fyne/v2/widget"
	"time"
	"work_cation/global"
	"work_cation/models"
	"work_cation/repo"
	"work_cation/service"
)

func otherUser(w fyne.Window) fyne.CanvasObject {
	gridWrap := container.NewGridWrap(fyne.NewSize(200, 190))
	findService, err := service.Zeroconf.FindService()
	if err != nil {
		return widget.NewLabel("网络异常请稍后尝试")
	}
	go func() {
		for _, online := range findService {
			var (
				onlineCopy = online
			)
			baseCardV, err := itemOnlineUserView(w, &onlineCopy)
			if err != nil {
				continue
			}
			gridWrap.Add(baseCardV)
		}
	}()
	scroll := container.NewScroll(gridWrap)
	return container.NewBorder(nil, nil, nil, nil, scroll)
}

func itemOnlineUserView(w fyne.Window, data *models.Online) (fyne.CanvasObject, error) {

	u := repo.UserFollow.GetUser(global.DB, data.ID)

	var followLabel *widget.Label
	const (
		noFollow = "未关注"
		isFollow = "已关注"
	)

	if u == nil {
		followLabel = widget.NewLabel(noFollow)
	} else {
		followLabel = widget.NewLabel(isFollow)
	}

	user, err := service.Client.GetUser(data)
	if err != nil {
		return nil, err
	}

	followButton := widget.NewButton("关注", func() {
		if followLabel.Text == isFollow {
			dialog.ShowInformation("结果", "已关注成功", w)
			return
		}
		err = repo.UserFollow.Follow(global.DB, &models.UserFollows{Users: *user})
		if err != nil {
			dialog.ShowInformation("关注失败", err.Error(), w)
			return
		}
		dialog.ShowInformation("结果", "关注成功", w)
		followLabel.SetText(isFollow)
	})

	showErrButton := widget.NewButton("查看主页", func() {
		otherUserIndexWin(user, data)
	})

	card := widget.NewCard(user.Name, user.Ip, container.NewVBox(followLabel, showErrButton, followButton))
	return card, nil
}

func otherUserIndexWin(user *models.Users, data *models.Online) {
	myApp := fyne.CurrentApp()
	myWindow := myApp.NewWindow(user.Name)
	myWindow.CenterOnScreen()
	myWindow.Resize(fyne.NewSize(620, 500))
	myWindow.SetContent(otherUserIndexView(myWindow, data))
	myWindow.Show()
}

func otherUserIndexView(w fyne.Window, online *models.Online) fyne.CanvasObject {
	gridWrap := container.NewGridWrap(fyne.NewSize(200, 200))
	cards, _ := service.Client.GetCards(online)
	for _, baseCard := range cards {
		var baseCardCopy = baseCard
		baseCardV := baseOtherCardView(w, baseCardCopy, online)
		gridWrap.Add(baseCardV)
	}
	scroll := container.NewScroll(gridWrap)
	return container.NewBorder(nil, nil, nil, nil, scroll)
}

func baseOtherCardView(w fyne.Window, baseCardCopy models.BaseCard, online *models.Online) *widget.Card {

	saveCard := repo.BaseCard.Find(global.DB, baseCardCopy.UUID)

	infoWid := container.NewVBox(
		widget.NewLabel(baseCardCopy.ToolType),
		widget.NewLabel(fmt.Sprintf("本地:%s", saveCard.UpdateTx.Format(time.DateTime))),
		widget.NewLabel(fmt.Sprintf("作者:%s", baseCardCopy.UpdateTx.Format(time.DateTime))),
	)

	baseCardV := widget.NewCard(baseCardCopy.Title, baseCardCopy.Text, container.NewBorder(nil, widget.NewToolbar(
		widget.NewToolbarAction(theme.DownloadIcon(), func() {
			b := saveCard.UpdateTx.Unix() == baseCardCopy.UpdateTx.Unix()
			if b {
				dialog.ShowInformation("结果", "已下载本地", w)
				return
			}
			// 下载到本地 TODO 若没关注自动关注
			service.BaseCard.DownloadCard(w, baseCardCopy, online)
		}),
	), nil, nil, infoWid))
	return baseCardV
}