add new app for systemd monitoring

app/sovran_systemsos_hub/application.py

@@ -0,0 +1,97 @@
+"""Sovran_SystemsOS_Hub — Main GTK4 Application."""
+
+from __future__ import annotations
+
+import gi
+
+gi.require_version("Gtk", "4.0")
+gi.require_version("Adw", "1")
+
+from gi.repository import Adw, Gio, GLib, Gtk  # noqa: E402
+
+from .config import load_config  # noqa: E402
+from .service_row import ServiceRow  # noqa: E402
+
+APP_ID = "com.sovransystems.hub"
+
+
+class SovranHubWindow(Adw.ApplicationWindow):
+    """Primary window: a list of service rows with auto-refresh."""
+
+    def __init__(self, app: Adw.Application, config: dict):
+        super().__init__(
+            application=app,
+            title="Sovran_SystemsOS Hub",
+            default_width=560,
+            default_height=620,
+        )
+        self._config = config
+        self._rows: list[ServiceRow] = []
+
+        # ── Header bar ──
+        header = Adw.HeaderBar()
+
+        refresh_btn = Gtk.Button(
+            icon_name="view-refresh-symbolic",
+            tooltip_text="Refresh now",
+        )
+        refresh_btn.connect("clicked", lambda _b: self._refresh_all())
+        header.pack_end(refresh_btn)
+
+        # ── Content ──
+        self._group = Adw.PreferencesGroup(title="Services")
+
+        page = Adw.PreferencesPage()
+        page.add(self._group)
+
+        toolbar_view = Adw.ToolbarView()
+        toolbar_view.add_top_bar(header)
+        toolbar_view.set_content(page)
+
+        self.set_content(toolbar_view)
+
+        # ── Populate ──
+        self._build_rows()
+        self._start_auto_refresh()
+
+    def _build_rows(self):
+        """Create ServiceRow widgets from config."""
+        for entry in self._config.get("services", []):
+            row = ServiceRow(
+                name=entry.get("name", entry["unit"]),
+                unit=entry["unit"],
+                scope=entry.get("type", "system"),
+                method=self._config.get("command_method", "systemctl"),
+            )
+            self._group.add(row)
+            self._rows.append(row)
+
+    def _refresh_all(self):
+        for row in self._rows:
+            row.refresh()
+
+    def _start_auto_refresh(self):
+        interval = self._config.get("refresh_interval", 5)
+        if interval and interval > 0:
+            GLib.timeout_add_seconds(interval, self._auto_refresh_cb)
+
+    def _auto_refresh_cb(self) -> bool:
+        self._refresh_all()
+        return True  # keep the timer alive
+
+
+class SovranHubApp(Adw.Application):
+    """Sovran_SystemsOS_Hub Adw.Application."""
+
+    def __init__(self):
+        super().__init__(
+            application_id=APP_ID,
+            flags=Gio.ApplicationFlags.DEFAULT_FLAGS,
+        )
+        self._config = load_config()
+
+    def do_activate(self):
+        win = self.get_active_window()
+        if not win:
+            win = SovranHubWindow(self, self._config)
+        win.present()