Add File message to chat

The Chat Browser can now send and receive File messages to/from the
server. This enables users to share files. The files can be downloaded
by clicking on the file message. A new file can be send by selecting one
with the Attachment button.

go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/golang-collections/collections v0.0.0-20130729185459-604e922904d3
 	github.com/kardianos/osext v0.0.0-20190222173326-2bc1f35cddc0
 	github.com/rs/zerolog v1.31.0
-	github.com/seternate/go-lanty v0.1.0-beta.0.20240809132204-3be3d1587bdd
+	github.com/seternate/go-lanty v0.1.0-beta.0.20240818103544-c247788a1ae4
 	golang.design/x/clipboard v0.7.0
 )
 

go.sum

@@ -256,8 +256,8 @@ github.com/rs/zerolog v1.31.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWR
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/ryanuber/columnize v0.0.0-20160712163229-9b3edd62028f/go.mod h1:sm1tb6uqfes/u+d4ooFouqFdy9/2g9QGwK3SQygK0Ts=
 github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg65j358z/aeFdxmN0P9QXhEzd20vsDc=
-github.com/seternate/go-lanty v0.1.0-beta.0.20240809132204-3be3d1587bdd h1:vb22tGtb2yVepWmO/O6qHH6Zgqo8Ztd+PK47kg3xQCU=
-github.com/seternate/go-lanty v0.1.0-beta.0.20240809132204-3be3d1587bdd/go.mod h1:QL66bV5xXhUysHVUI8VaX773dsvXJp0bDzrXWWq3IOs=
+github.com/seternate/go-lanty v0.1.0-beta.0.20240818103544-c247788a1ae4 h1:vZbd/gyKrHFOBXz4htFCNR/AxD2c8avrPFazuYtMOdk=
+github.com/seternate/go-lanty v0.1.0-beta.0.20240818103544-c247788a1ae4/go.mod h1:QL66bV5xXhUysHVUI8VaX773dsvXJp0bDzrXWWq3IOs=
 github.com/shurcooL/go v0.0.0-20200502201357-93f07166e636/go.mod h1:TDJrrUr11Vxrven61rcy3hJMUqaf/CLWYhHNPmT14Lk=
 github.com/shurcooL/httpfs v0.0.0-20190707220628-8d4bc4ba7749/go.mod h1:ZY1cvUeJuFPAdZ/B6v7RHavJWZn2YPVFQ1OSXhCGOkg=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=

pkg/controller/chatcontroller.go

@@ -1,6 +1,8 @@
 package controller
 
 import (
+	"fmt"
+	"net/url"
 	"slices"
 	"sync"
 	"time"
@@ -31,13 +33,59 @@ func NewChatController(parent *Controller) (controller *ChatController) {
 	return
 }
 
+func (controller *ChatController) DownloadFile(message chat.Message) {
+	if message.GetType() != chat.TYPE_FILE {
+		log.Warn().Interface("message", message).Msg("wrong message type provided for file download")
+		return
+	}
+	m := message.(*chat.FileMessage)
+	u, err := url.Parse(m.Message.URL)
+	if err != nil {
+		log.Error().Err(err).Interface("message", message).Msg("error parsing filemessage url")
+		controller.parent.Status.Error("Failed to start download", 3*time.Second)
+		return
+	}
+	download, err := controller.parent.client.File.GetFile(controller.parent.ctx, *u, controller.parent.settings.DownloadDirectory)
+	if err != nil {
+		log.Error().Err(err).Interface("message", message).Msg("error starting filemessage download")
+		controller.parent.Status.Error(fmt.Sprintf("Failed downloading %s", download.Filename()), 3*time.Second)
+		return
+	}
+	go func() {
+		<-download.Done
+		if download.Err != nil {
+			log.Error().Err(err).Str("file", download.Filename()).Msg("error downloading filemessage file")
+			controller.parent.Status.Error(fmt.Sprintf("Failed downloading %s", download.Filename()), 3*time.Second)
+			return
+		}
+		log.Debug().Str("file", download.Filename()).Msg("sucessfully downloaded filemessage file")
+		controller.parent.Status.Info(fmt.Sprintf("Downloaded \"%s\" to \"%s\"", download.Filename(), controller.parent.settings.DownloadDirectory), 3*time.Second)
+	}()
+}
+
 func (controller *ChatController) SendTextMessage(message string) {
 	err := controller.parent.client.Chat.SendMessage(chat.NewTextMessage(controller.parent.User.GetUser(), message))
 	if err != nil {
 		log.Error().Err(err).Msg("error sending textmessage to server")
 	}
 }
 
+func (controller *ChatController) SendFileMessage(path string) {
+	controller.parent.Status.Info(fmt.Sprintf("Uploading file \"%s\" ...", path), 3*time.Second)
+	fileresponse, err := controller.parent.client.File.UploadFile(path)
+	if err != nil {
+		controller.parent.Status.Error(fmt.Sprintf("Error uploading file \"%s\"", path), 3*time.Second)
+		log.Error().Err(err).Str("file", path).Msg("error uploading file to server")
+		return
+	}
+
+	message := chat.NewFileMessage(controller.parent.User.GetUser(), fileresponse)
+	err = controller.parent.client.Chat.SendMessage(message)
+	if err != nil {
+		log.Error().Err(err).Interface("message", message).Msg("error sending filemessage to server")
+	}
+}
+
 func (controller *ChatController) Subscribe(subscriber chan chat.Message) {
 	defer controller.mutex.Unlock()
 	controller.mutex.Lock()

pkg/controller/settingscontroller.go

@@ -65,6 +65,14 @@ func (controller *SettingsController) SetUsername(username string) {
 	controller.Save()
 }
 
+func (controller *SettingsController) SetDownloadDirectory(downloaddirectory string) {
+	controller.mutex.Lock()
+	controller.settings.DownloadDirectory = downloaddirectory
+	controller.mutex.Unlock()
+	controller.notifySubcriber()
+	controller.Save()
+}
+
 func (controller *SettingsController) Settings() setting.Settings {
 	defer controller.mutex.RUnlock()
 	controller.mutex.RLock()

pkg/setting/settings.go

@@ -14,9 +14,10 @@ const (
 )
 
 type Settings struct {
-	ServerURL     string `yaml:"serverurl"`
-	GameDirectory string `yaml:"gamedirectory"`
-	Username      string `yaml:"username"`
+	ServerURL         string `yaml:"serverurl"`
+	GameDirectory     string `yaml:"gamedirectory"`
+	Username          string `yaml:"username"`
+	DownloadDirectory string `yaml:"downloaddirectory"`
 }
 
 func LoadSettings() (s *Settings, err error) {

pkg/widget/chatbrowser.go

@@ -3,6 +3,8 @@ package widget
 import (
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/canvas"
+	"fyne.io/fyne/v2/dialog"
+	"fyne.io/fyne/v2/storage"
 	fynetheme "fyne.io/fyne/v2/theme"
 	"fyne.io/fyne/v2/widget"
 	"github.com/rs/zerolog/log"
@@ -13,20 +15,24 @@ import (
 type ChatBrowser struct {
 	widget.BaseWidget
 	controller   *controller.Controller
+	window       fyne.Window
 	messageboard *MessageBoard
 	scroll       *ScrollWithState
 	messageentry *widget.Entry
 	sendbutton   *widget.Button
+	filebutton   *widget.Button
 	newmessage   chan struct{}
 }
 
-func NewChatBrowser(controller *controller.Controller) (chatbrowser *ChatBrowser) {
+func NewChatBrowser(controller *controller.Controller, window fyne.Window) (chatbrowser *ChatBrowser) {
 	chatbrowser = &ChatBrowser{
 		controller:   controller,
+		window:       window,
 		messageboard: NewMessageBoard(controller),
 		messageentry: widget.NewMultiLineEntry(),
 		newmessage:   make(chan struct{}, 50),
 		sendbutton:   widget.NewButtonWithIcon("", fynetheme.MailSendIcon(), nil),
+		filebutton:   widget.NewButtonWithIcon("", fynetheme.MailAttachmentIcon(), nil),
 	}
 	chatbrowser.ExtendBaseWidget(chatbrowser)
 
@@ -37,18 +43,40 @@ func NewChatBrowser(controller *controller.Controller) (chatbrowser *ChatBrowser
 	chatbrowser.messageentry.SetPlaceHolder("Type your message here!")
 	chatbrowser.messageentry.OnSubmitted = func(s string) {
 		controller.Chat.SendTextMessage(s)
+		chatbrowser.messageentry.SetText("")
 	}
 
 	chatbrowser.sendbutton.OnTapped = func() {
 		controller.Chat.SendTextMessage(chatbrowser.messageentry.Text)
+		chatbrowser.messageentry.SetText("")
 	}
 
+	chatbrowser.filebutton.OnTapped = chatbrowser.fileUploadCallback
+
 	chatbrowser.messageboard.Subscribe(chatbrowser.newmessage)
 	chatbrowser.run()
 
 	return chatbrowser
 }
 
+func (widget *ChatBrowser) fileUploadCallback() {
+	folderdialog := dialog.NewFileOpen(func(uri fyne.URIReadCloser, err error) {
+		if uri == nil || err != nil {
+			return
+		}
+		widget.controller.Chat.SendFileMessage(uri.URI().Path())
+	}, widget.window)
+
+	dialogStartURI, err := storage.ListerForURI(storage.NewFileURI(widget.controller.Settings.Settings().GameDirectory))
+	if err == nil {
+		folderdialog.SetLocation(dialogStartURI)
+	}
+
+	//This will make the folderopen dialog to be "fullscreen" inside the app
+	folderdialog.Resize(fyne.NewSize(10000, 10000))
+	folderdialog.Show()
+}
+
 func (widget *ChatBrowser) run() {
 	widget.controller.WaitGroup().Add(1)
 	go widget.messageUpdater()
@@ -89,6 +117,7 @@ func (renderer *chatBrowserRenderer) Objects() []fyne.CanvasObject {
 	objects := []fyne.CanvasObject{
 		renderer.widget.scroll,
 		renderer.widget.sendbutton,
+		renderer.widget.filebutton,
 		renderer.widget.messageentry,
 	}
 	return objects
@@ -101,14 +130,15 @@ func (renderer *chatBrowserRenderer) Layout(size fyne.Size) {
 	renderer.widget.scroll.Resize(fyne.NewSize(size.Width-2*theme.InnerPadding(), size.Height-3*theme.InnerPadding()-bottomHeight))
 	renderer.widget.sendbutton.Resize(fyne.NewSize(bottomHeight, bottomHeight))
 	renderer.widget.sendbutton.Move(fyne.NewPos(size.Width-theme.InnerPadding()-renderer.widget.sendbutton.Size().Width, renderer.widget.scroll.Position().Y+renderer.widget.scroll.Size().Height+theme.InnerPadding()))
+	renderer.widget.filebutton.Resize(fyne.NewSize(bottomHeight, bottomHeight))
+	renderer.widget.filebutton.Move(fyne.NewPos(renderer.widget.sendbutton.Position().X-theme.InnerPadding()-renderer.widget.filebutton.Size().Width, renderer.widget.scroll.Position().Y+renderer.widget.scroll.Size().Height+theme.InnerPadding()))
 	renderer.widget.messageentry.Move(fyne.NewPos(renderer.widget.scroll.Position().X, renderer.widget.scroll.Position().Y+renderer.widget.scroll.Size().Height+theme.InnerPadding()))
-	renderer.widget.messageentry.Resize(fyne.NewSize(size.Width-3*theme.InnerPadding()-renderer.widget.sendbutton.Size().Width, bottomHeight))
-
+	renderer.widget.messageentry.Resize(fyne.NewSize(renderer.widget.filebutton.Position().X-2*theme.InnerPadding(), bottomHeight))
 }
 
 func (renderer *chatBrowserRenderer) MinSize() fyne.Size {
 	bottomHeight := fyne.Max(renderer.widget.messageentry.MinSize().Height, renderer.widget.sendbutton.MinSize().Height)
-	minWidth := fyne.Max(3*theme.InnerPadding()+renderer.widget.messageentry.MinSize().Width+renderer.widget.sendbutton.MinSize().Width, 2*theme.InnerPadding()+renderer.widget.scroll.MinSize().Width)
+	minWidth := fyne.Max(4*theme.InnerPadding()+renderer.widget.messageentry.MinSize().Width+renderer.widget.sendbutton.MinSize().Width+renderer.widget.filebutton.MinSize().Width, 2*theme.InnerPadding()+renderer.widget.scroll.MinSize().Width)
 	minHeight := 3*theme.InnerPadding() + bottomHeight
 	return fyne.NewSize(minWidth, minHeight)
 }
@@ -118,6 +148,7 @@ func (renderer *chatBrowserRenderer) Refresh() {
 	renderer.widget.scroll.Refresh()
 	renderer.widget.messageentry.Refresh()
 	renderer.widget.sendbutton.Refresh()
+	renderer.widget.filebutton.Refresh()
 	//Without first messagetiles will be never be shown until "resize" event happens
 	//then all messagetile are shown correctly
 	canvas.Refresh(renderer.widget)

pkg/widget/lanty.go

@@ -40,7 +40,7 @@ func NewLanty(controller *controller.Controller, window fyne.Window) *Lanty {
 	downloadbrowser := NewDownloadBrowser(controller)
 	userbrowser := NewUserBrowser(controller)
 	settingsbrowser := NewSettingsBrowser(controller, window)
-	chatbrowser := NewChatBrowser(controller)
+	chatbrowser := NewChatBrowser(controller, window)
 
 	lanty := &Lanty{
 		controller:      controller,

pkg/widget/messageboard.go

@@ -5,6 +5,7 @@ import (
 	"slices"
 	"strings"
 	"sync"
+	"time"
 
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/canvas"
@@ -15,6 +16,7 @@ import (
 	"github.com/seternate/go-lanty-client/pkg/theme"
 	"github.com/seternate/go-lanty/pkg/chat"
 	"github.com/seternate/go-lanty/pkg/util"
+	"golang.design/x/clipboard"
 )
 
 type MessageBoard struct {
@@ -82,6 +84,15 @@ func (widget *MessageBoard) addMessageTile(message chat.Message) {
 		messagetile.SetBackgroundColor(fynetheme.PrimaryColor())
 		messagetile.HideUser()
 	}
+	if message.GetType() == chat.TYPE_FILE {
+		messagetile.SetIcon(fynetheme.FileIcon())
+		messagetile.OnTapped = widget.controller.Chat.DownloadFile
+	} else if message.GetType() == chat.TYPE_TEXT {
+		messagetile.OnTapped = func(m chat.Message) {
+			clipboard.Write(clipboard.FmtText, []byte(m.GetMessage()))
+			widget.controller.Status.Info("Message copied", 3*time.Second)
+		}
+	}
 	widget.messagetiles.PushFront(messagetile)
 	widget.Refresh()
 	widget.notifySubcriber()
@@ -134,6 +145,9 @@ func (renderer *messageBoardRenderer) Layout(size fyne.Size) {
 		}
 		//Calculate Tile Width
 		maxtextwidth := fyne.MeasureText(longestline, fynetheme.TextSize(), fyne.TextStyle{}).Width + 4*fynetheme.LineSpacing()
+		if messagetile.HasIcon() {
+			maxtextwidth = maxtextwidth + 18
+		}
 		messagetilewidth := fyne.Max(maxtextwidth, messagetile.MinSize().Width)
 		if messagetilewidth > size.Width*0.6 {
 			messagetilewidth = size.Width * 0.6