chore: add begin of manage script and modify service file for systemd conflict

install.sh

@@ -24,7 +24,8 @@ fi
 
 cat > /home/${userland_name}/.config/systemd/user/presentation.service << EOF
 [Unit]
-Description="Systemec Akarton Raspberry Pi Uploader Program (SARPUS)"
+Description="Systemec RaspScreen"
+Conflicts=video.service
 After=graphical.target
 
 [Service]
@@ -44,7 +45,8 @@ EOF
 
 cat > /home/${userland_name}/.config/systemd/user/video.service << EOF
 [Unit]
-Description="Systemec Akarton Raspberry Pi Uploader Program (SARPUS)"
+Description="Systemec RaspScreen"
+Conflicts=presentation.service
 After=graphical.target
 
 [Service]

manage.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+#
+# Utility to manage the userland program called RaspScreen by Systemec B.V.
+#
+# Where it should live: /opt/raspscreen/bin/manage.sh
+#
+# Examples:
+# ./manage.sh (restart|stop|start) (presentation|video)
+
+runtime_id=$(id -u)
+if [[ "$runtime_id" -eq 0 ]]; then
+    echo "Do not run as root. Run as the graphical user."
+fi

service-files/presentation.service

@@ -1,5 +1,6 @@
 [Unit]
 Description="Systemec RaspScreen"
+Conflicts=video.service
 After=graphical.target
 
 [Service]

service-files/video.service

@@ -1,5 +1,6 @@
 [Unit]
 Description="Systemec RaspScreen"
+Conflicts=presentation.service
 After=graphical.target
 
 [Service]

src/action.go

@@ -116,11 +116,11 @@ func sftpUploadFile(targetName, localPath, remotePath string, cfg RaspiConfig) b
 func restartShow(targetName string, targetMode int, cfg RaspiConfig) bool {
 	const restartPresentation string = "systemctl --user restart presentation"
 	const enablePresentation string = "systemctl --user enable presentation"
-	const disablePresentation string = "systemctl --user disable --now presentation"
+	const disablePresentation string = "systemctl --user disable presentation"
 
 	const restartVideo string = "systemctl --user restart video"
 	const enableVideo string = "systemctl --user enable video"
-	const disableVideo string = "systemctl --user disable --now video"
+	const disableVideo string = "systemctl --user disable video"
 
 	var err error
 	sshClient, err := createSSHClient(targetName, cfg)
@@ -141,13 +141,13 @@ func restartShow(targetName string, targetMode int, cfg RaspiConfig) bool {
 	switch targetMode {
 	case 1:
 		log.Println("Configuring application workflow: Presentation")
-		_, err = runSSHCommand(sshClient, restartPresentation)
 		_, err = runSSHCommand(sshClient, disableVideo)
+		_, err = runSSHCommand(sshClient, restartPresentation)
 		_, err = runSSHCommand(sshClient, enablePresentation)
 	case 2:
 		log.Println("Configuring application workflow: Video")
-		_, err = runSSHCommand(sshClient, restartVideo)
 		_, err = runSSHCommand(sshClient, disablePresentation)
+		_, err = runSSHCommand(sshClient, restartVideo)
 		_, err = runSSHCommand(sshClient, enableVideo)
 	}