implemented dynamic module settings and configurable bottom bar, added all-day event support to timetable, and overhauled marianum dates UI with month grouping and search

lib/state/app/modules/app_modules.dart

@@ -113,8 +113,42 @@ class AppModule {
     return { for (var element in settings.val().modulesSettings.moduleOrder.where((element) => available.containsKey(element))) element : available[element]! };
   }
 
-  static List<AppModule> getBottomBarModules(BuildContext context) => modules(context).values.toList().getRange(0, 3).toList();
-  static List<AppModule> getOverhangModules(BuildContext context) => modules(context).values.skip(3).toList();
+  static const int minBottomBarSlots = 3;
+  static const int maxBottomBarSlots = 5;
+
+  static int resolveBottomBarSlotCount(BuildContext context) {
+    final settings = context.read<SettingsCubit>().val().modulesSettings;
+    final available = modules(context).length;
+
+    int desired;
+    if (settings.autoFillBottomBar) {
+      final width = MediaQuery.of(context).size.width;
+      if (width >= 840) {
+        desired = 5;
+      } else if (width >= 600) {
+        desired = 4;
+      } else {
+        desired = 3;
+      }
+    } else {
+      desired = settings.fixedBottomBarSlots;
+    }
+
+    desired = desired.clamp(minBottomBarSlots, maxBottomBarSlots);
+    return desired.clamp(0, available);
+  }
+
+  static List<AppModule> getBottomBarModules(BuildContext context) {
+    final all = modules(context).values.toList();
+    final slots = resolveBottomBarSlotCount(context);
+    return all.take(slots).toList();
+  }
+
+  static List<AppModule> getOverhangModules(BuildContext context) {
+    final all = modules(context).values.toList();
+    final slots = resolveBottomBarSlotCount(context);
+    return all.skip(slots).toList();
+  }
 
   Widget toListTile(BuildContext context, {Key? key, bool isReorder = false, Function()? onVisibleChange, bool isVisible = true}) => ListTile(
     key: key,