rchargel / hdfs-explorer

import (

	"image/color"

	"fyne.io/fyne/v2"

	"fyne.io/fyne/v2/canvas"

	"fyne.io/fyne/v2/container"

	"fyne.io/fyne/v2/data/binding"

	"fyne.io/fyne/v2/widget"

	"github.com/rchargel/hdfs-explorer/files"

)

type FileBrowser struct {

	client files.FileSystemClient

	files  binding.StringList

	path   string

}

func NewFileBrowser(client files.FileSystemClient) *FileBrowser {

	b := &FileBrowser{client, binding.NewStringList(), "/"}

	b.updateList()

	return b

}

func (b *FileBrowser) Tab() *container.TabItem {

	// TODO implement custom widget for file exploration

	l := widget.NewListWithData(

		b.files,

		func() fyne.CanvasObject {

			t := canvas.NewText("template", color.Black)

			return t

		},

		func(di binding.DataItem, co fyne.CanvasObject) {

			t := co.(*canvas.Text)

			str, _ := di.(binding.String).Get()

			t.Text = str

		},

	)

	return container.NewTabItem(

		b.client.Name(),

		container.NewMax(l),

	)

}

func (b *FileBrowser) updateList() {

	go func() {

		orig := make([]string, 0)

		if b.path != "/" {

			orig = append(orig, "..")

		}

		b.files.Set(orig)

		info, _ := b.client.List(b.path)

		for _, file := range info {

			b.files.Append(file.Name())

		}

	}()

}