main.dart formatting / commenting

fbla_ui/lib/main.dart

@@ -21,6 +21,7 @@ void main() async {
   ));
 }
 
+/// Main app page loader and theme manager
 class MainApp extends StatefulWidget {
   final int? initialPage;
 
@@ -31,6 +32,24 @@ class MainApp extends StatefulWidget {
 }
 
 class _MainAppState extends State<MainApp> {
+  @override
+  Widget build(BuildContext context) {
+    // prevent landscape mode (it looks bad)
+    SystemChrome.setPreferredOrientations([
+      DeviceOrientation.portraitUp,
+      DeviceOrientation.portraitDown,
+    ]);
+
+    return MaterialApp(
+      title: 'Job Link',
+      themeMode: themeMode,
+      darkTheme: _darkThemeData(),
+      theme: _lightThemeData(),
+      home: Home(themeCallback: _switchTheme, initialPage: widget.initialPage),
+    );
+  }
+
+  /// Switch the theme mode based on the currently selected theme and the system prefs
   void _switchTheme() async {
     final prefs = await SharedPreferences.getInstance();
     if (MediaQuery.of(context).platformBrightness == Brightness.dark &&
@@ -58,17 +77,9 @@ class _MainAppState extends State<MainApp> {
     }
   }
 
-  @override
-  Widget build(BuildContext context) {
-    SystemChrome.setPreferredOrientations([
-      DeviceOrientation.portraitUp,
-      DeviceOrientation.portraitDown,
-    ]);
-
-    return MaterialApp(
-      title: 'Job Link',
-      themeMode: themeMode,
-      darkTheme: ThemeData(
+  /// Static theme for dark mode
+  ThemeData _darkThemeData() {
+    return ThemeData(
       scaffoldBackgroundColor: const Color(0xFF121212),
       colorScheme: ColorScheme.dark(
         brightness: Brightness.dark,
@@ -99,8 +110,12 @@ class _MainAppState extends State<MainApp> {
           filled: true,
         ),
       ),
-      ),
-      theme: ThemeData(
+    );
+  }
+
+  /// Static theme for light mode
+  ThemeData _lightThemeData() {
+    return ThemeData(
       scaffoldBackgroundColor: Colors.grey.shade300,
       colorScheme: ColorScheme.light(
         brightness: Brightness.light,
@@ -132,8 +147,6 @@ class _MainAppState extends State<MainApp> {
         ),
       ),
       useMaterial3: true,
-      ),
-      home: Home(themeCallback: _switchTheme, initialPage: widget.initialPage),
     );
   }
 }