greeter: more repairs for standalone package, scrap LegacyNetworkService

quickshell/Services/GreeterService.qml

@@ -0,0 +1,27 @@
+pragma Singleton
+pragma ComponentBehavior: Bound
+
+import QtQuick
+import Quickshell
+import Quickshell.Io
+
+Singleton {
+    id: root
+
+    property bool available: false
+
+    function refresh() {
+        detectProcess.running = true;
+    }
+
+    Process {
+        id: detectProcess
+
+        command: ["sh", "-c", "command -v dms-greeter >/dev/null 2>&1 || grep -qs dms-greeter /etc/greetd/config.toml"]
+        running: true
+
+        onExited: exitCode => {
+            root.available = exitCode === 0;
+        }
+    }
+}