chore: reorder and expand script

install.sh

@@ -23,3 +23,42 @@ if [[ ! -d /opt/${program_name} ]]; then
     mkdir -p /opt/${program_name} -m 755
     chown -R ${userland_name}:${userland_name} /opt/${program_name}
 fi
+
+cat > /home/${userland_name}/.config/systemd/user/presentation.service << EOF
+[Unit]
+Description="Systemec Akarton Raspberry Pi Uploader Program (SARPUS)"
+After=graphical.target
+
+[Service]
+Type=simple
+Environment=DISPLAY=:0
+WorkingDirectory=/opt/akartontv
+ExecStartPre=/usr/bin/sleep 5
+ExecStart=/usr/bin/libreoffice --impress --show /opt/akartontv/presentation.pptx --norestore
+ExecStop=/usr/bin/killall libreoffice
+Restart=always
+Restart=on-failure
+RestartSec=2
+
+[Install]
+WantedBy=default.target
+EOF
+
+cat > /home/${userland_name}/.config/systemd/user/video.service << EOF
+[Unit]
+Description="Systemec Akarton Raspberry Pi Uploader Program (SARPUS)"
+After=graphical.target
+
+[Service]
+Type=simple
+Environment=DISPLAY=:0
+WorkingDirectory=/opt/akartontv
+ExecStart=/usr/bin/vlc --loop /opt/akartontv/video.mp4 -I dummy --no-video-title
+ExecStop=/usr/bin/killall vlc
+Restart=always
+Restart=on-failure
+RestartSec=2
+
+[Install]
+WantedBy=default.target
+EOF

src/action.go

@@ -94,7 +94,11 @@ func sftpUploadFile(targetName, localPath, remotePath string, cfg RaspiConfig) b
 	return true
 }
 
-func restartShow(targetName string, cfg RaspiConfig) bool {
+func restartShow(targetName string, targetMode int, cfg RaspiConfig) bool {
+	const restartPresentation string = "systemctl --user restart presentation"
+	const restartVideo string = "systemctl --user restart video"
+	var err error
+
 	sshClient, err := createSSHClient(targetName, cfg)
 
 	if err != nil {
@@ -106,14 +110,23 @@ func restartShow(targetName string, cfg RaspiConfig) bool {
 	session, err := sshClient.NewSession()
 	if err != nil {
 		log.Printf("Failed to create session over the connection: %v", err)
+		return false
 	}
 	defer session.Close()
 
-	output, err := session.CombinedOutput("systemctl --user restart pres")
+	var output []byte
-	if err != nil {
+	switch targetMode {
-		log.Printf("Failed to restart the show over SSH: %v", err)
+	case 1:
+		output, err = session.CombinedOutput(restartPresentation)
+	case 2:
+		output, err = session.CombinedOutput(restartVideo)
 	}
 
-	log.Println(output)
+	if err != nil {
+		log.Printf("Failed to restart the show over SSH: %v", err)
+		return false
+	}
+
+	log.Println(string(output))
 	return true
 }

src/draw.go

@@ -3,6 +3,7 @@ package main
 import (
 	"image/color"
 	"log"
+	"path/filepath"
 	"time"
 
 	"fyne.io/fyne/v2"
@@ -14,36 +15,49 @@ import (
 	"fyne.io/fyne/v2/widget"
 )
 
+type FlashKind int
+
+const (
+	FlashError FlashKind = iota
+	FlashSuccess
+)
+
 var (
 	presFileFilter  []string = []string{".pptx", ".odp"}
 	videoFileFilter []string = []string{".mp4", ".mkv", ".mov", ".webm"}
+
+	flashTimers = map[*widget.Button]*time.Timer{}
 )
 
-func flashColor(btnPtr *widget.Button, color string) {
+func flashColor(btn *widget.Button, kind FlashKind) {
-	var sleepAmount int = 1
+	if t, ok := flashTimers[btn]; ok {
-	// "red" or "green"
+		t.Stop() // cancel previous flash
-	// Set red on UI thread
+	}
 
+	duration := 1 * time.Second // default flash duration
+	// Determine button style based on kind
+	var importance widget.Importance
+	switch kind {
+	case FlashError:
+		importance = widget.DangerImportance
+	case FlashSuccess:
+		importance = widget.SuccessImportance
+		duration = 3 * time.Second
+	}
+
+	// Apply the flash immediately on UI thread
 	fyne.CurrentApp().Driver().DoFromGoroutine(func() {
-		switch color {
+		btn.Importance = importance
-		case "red":
+		btn.Refresh()
-			btnPtr.Importance = widget.DangerImportance
-		case "green":
-			btnPtr.Importance = widget.SuccessImportance
-			sleepAmount = 3
-		}
-		refreshButtons(btnPtr)
 	}, false)
 
-	log.Println("Waiting to change button")
+	// Schedule reset after duration (non-blocking)
-	time.Sleep(time.Duration(sleepAmount) * time.Second)
+	flashTimers[btn] = time.AfterFunc(duration, func() {
-	log.Println("Done waiting")
+		fyne.CurrentApp().Driver().DoFromGoroutine(func() {
-
+			btn.Importance = widget.LowImportance
-	// Reset on UI thread
+			btn.Refresh()
-	fyne.CurrentApp().Driver().DoFromGoroutine(func() {
+		}, false)
-		btnPtr.Importance = widget.LowImportance
+	})
-		refreshButtons(btnPtr)
-	}, false)
 }
 
 func drawSeparator(trailNewLine bool) *fyne.Container {
@@ -116,20 +130,17 @@ func drawModeRow(targetMode *int) *fyne.Container {
 func drawTargetSection(raspiNames []string, raspiTarget *string, uploadBtn, reloadBtn *widget.Button, cfg RaspiConfig) *fyne.Container {
 	actionText := widget.NewLabel("Select Target")
 
+	var previousTarget string
 	var verifyBtn *widget.Button
+
 	// Left side for selection of target
 	piSelection := widget.NewRadioGroup(raspiNames, func(selected string) {
-		if len(selected) != 0 {
+		if selected == previousTarget {
-			*raspiTarget = selected
+			return // nothing changed
-			log.Println("Selected target:", selected)
-		} else {
-			log.Println("Deselected Target")
-			*raspiTarget = ""
 		}
-		// Reload all buttons!
+		previousTarget = selected
-		verifyBtn.Importance = widget.LowImportance
+		*raspiTarget = selected
-		uploadBtn.Importance = widget.LowImportance
+
-		reloadBtn.Importance = widget.LowImportance
 		refreshButtons(verifyBtn, uploadBtn, reloadBtn)
 	})
 
@@ -154,13 +165,13 @@ func drawTargetSection(raspiNames []string, raspiTarget *string, uploadBtn, relo
 			if credOK {
 				// Must update UI on main thread
 				fyne.CurrentApp().Driver().DoFromGoroutine(func() {
-					go flashColor(verifyBtn, "green") // flashcolor should handle RunOnMain internally
+					flashColor(verifyBtn, FlashSuccess) // flashcolor should handle RunOnMain internally
 					uploadBtn.Enable()
 					reloadBtn.Enable()
 				}, false)
 
 			} else {
-				go flashColor(verifyBtn, "red") // flashcolor should handle RunOnMain internally
+				flashColor(verifyBtn, FlashError) // flashcolor should handle RunOnMain internally
 			}
 		}()
 	})
@@ -178,11 +189,12 @@ func drawTargetSection(raspiNames []string, raspiTarget *string, uploadBtn, relo
 	return wholeCol
 }
 
-func drawFileSelection(localPath *string, targetMode *int, parentWindow *fyne.Window) *fyne.Container {
+func drawFileSelection(localPath *string, targetMode *int, parentWindow fyne.Window) *fyne.Container {
 	actionText := widget.NewLabel("Select File")
 	pathLabel := widget.NewLabel("No File Selected Yet...")
 
-	uploadBtn := widget.NewButton("Click to Select File", func() {
+	var uploadBtn *widget.Button
+	uploadBtn = widget.NewButton("Click to Select File", func() {
 		// Stupid dialog error on 'headless' servers...
 		log.Println("Ignore the next error. ~Refer: https://github.com/fyne-io/fyne/issues/4110")
 
@@ -194,9 +206,11 @@ func drawFileSelection(localPath *string, targetMode *int, parentWindow *fyne.Wi
 				pathLabel.SetText(r.URI().Name())
 				*localPath = r.URI().Path()
 
+				uploadBtn.Importance = widget.HighImportance
+				refreshButtons(uploadBtn)
 				log.Println("Local path of selected file:", *localPath)
 			}
-		}, *parentWindow)
+		}, parentWindow)
 
 		var fileFilter storage.FileFilter
 		switch *targetMode {
@@ -231,9 +245,9 @@ func drawFileSelection(localPath *string, targetMode *int, parentWindow *fyne.Wi
 }
 
 // targetMode *int
-func drawFooter(app fyne.App, raspiTarget, localUploadPath *string, cfg RaspiConfig) (*fyne.Container, *widget.Button, *widget.Button) {
+func drawFooter(app fyne.App, raspiTarget, localUploadPath *string, targetMode *int, cfg RaspiConfig) (*fyne.Container, *widget.Button, *widget.Button) {
-	remotePresPath := "/opt/akartontv/presentation.pptx"
+	fExt := filepath.Ext(*localUploadPath)
-	//remoteVideoPath := "/opt/akartontv/video.mp4"
+	remotePresPath := "/opt/akartontv/media" + fExt
 
 	// Configuration of the bottom of the application
 	var uploadBtn *widget.Button
@@ -241,14 +255,18 @@ func drawFooter(app fyne.App, raspiTarget, localUploadPath *string, cfg RaspiCon
 		uploadBtn.Importance = widget.HighImportance
 		refreshButtons(uploadBtn)
 
-		if sftpUploadFile(*raspiTarget, *localUploadPath, remotePresPath, cfg) {
+		go func() {
-			go flashColor(uploadBtn, "green")
+			ok := sftpUploadFile(*raspiTarget, *localUploadPath, remotePresPath, cfg)
-		} else {
+
-			go flashColor(uploadBtn, "red")
+			if ok {
-		}
+				flashColor(uploadBtn, FlashSuccess)
+			} else {
+				flashColor(uploadBtn, FlashError)
+			}
+		}()
 	})
 	uploadWide := container.NewGridWrap(
-		buttonSize,
+		dButtonSize,
 		uploadBtn,
 	)
 
@@ -257,14 +275,18 @@ func drawFooter(app fyne.App, raspiTarget, localUploadPath *string, cfg RaspiCon
 		reloadBtn.Importance = widget.HighImportance
 		refreshButtons(uploadBtn)
 
-		if restartShow(*raspiTarget, cfg) {
+		go func() {
-			go flashColor(reloadBtn, "green") // flashcolor should handle RunOnMain internally
+			ok := restartShow(*raspiTarget, *targetMode, cfg)
-		} else {
+
-			go flashColor(reloadBtn, "red")
+			if ok {
-		}
+				flashColor(reloadBtn, FlashSuccess)
+			} else {
+				flashColor(reloadBtn, FlashError)
+			}
+		}()
 	})
 	reloadWide := container.NewGridWrap(
-		buttonSize,
+		dButtonSize,
 		reloadBtn,
 	)
 

src/main.go

@@ -22,14 +22,14 @@ const (
 )
 
 var (
-	windowSize fyne.Size = fyne.NewSize(750, 700) // Default Window size
+	windowSize  fyne.Size = fyne.NewSize(750, 700) // Default Window size
-	buttonSize fyne.Size = fyne.NewSize(200, 50)  // Default button size
+	buttonSize  fyne.Size = fyne.NewSize(200, 50)  // Default button size
-	entrySize  fyne.Size = fyne.NewSize(200, 40)
+	dButtonSize fyne.Size = fyne.NewSize(150, 50)  // Button size for upload & reload
+	entrySize   fyne.Size = fyne.NewSize(200, 40)
 )
 
 func main() {
 	cfg := readConfig()
-	log.Println(cfg)
 
 	app := app.NewWithID("nl.systemec.rpi-charon")
 	app.Settings().SetTheme(theme.DefaultTheme())
@@ -54,10 +54,10 @@ func main() {
 	}
 
 	// Call the draw functions -> ./src/draw.go
-	footerRow, uploadBtn, reloadBtn := drawFooter(app, &raspiTarget, &localUploadPath, cfg)
+	footerRow, uploadBtn, reloadBtn := drawFooter(app, &raspiTarget, &localUploadPath, &targetMode, cfg)
 	modeBtnRow := drawModeRow(&targetMode)
 	selectionRow := drawTargetSection(raspiNames, &raspiTarget, uploadBtn, reloadBtn, cfg)
-	fileSelectRow := drawFileSelection(&localUploadPath, &targetMode, &w)
+	fileSelectRow := drawFileSelection(&localUploadPath, &targetMode, w)
 
 	center := container.NewVBox(
 		modeBtnRow,
@@ -80,7 +80,8 @@ func main() {
 }
 
 func refreshButtons(givenButtons ...*widget.Button) {
-	for _, btn := range givenButtons {
+	for _, b := range givenButtons {
+		btn := b
 		fyne.CurrentApp().Driver().DoFromGoroutine(func() {
 			btn.Refresh()
 		}, false)