add page for tv shows

only showing up if enabled in backend

lib/utils/feature_context.dart

@@ -0,0 +1,68 @@
+import 'package:flutter/material.dart';
+import '../api/settings_api.dart';
+
+// todo maybe instead of feature context a context for all settings?
+class FeatureContext extends InheritedWidget {
+  const FeatureContext(this.tvShowEnabled, this.fullDeleteEnabled,
+      {Key? key, required Widget child})
+      : super(key: key, child: child);
+
+  final bool tvShowEnabled;
+  final bool fullDeleteEnabled;
+
+  static FeatureContext of(BuildContext context) {
+    final FeatureContext? result =
+        context.dependOnInheritedWidgetOfExactType<FeatureContext>();
+    assert(result != null, 'No LoginContext found in context');
+    return result!;
+  }
+
+  @override
+  bool updateShouldNotify(FeatureContext old) {
+    return tvShowEnabled != old.tvShowEnabled ||
+        fullDeleteEnabled != old.fullDeleteEnabled;
+  }
+}
+
+class FeatureContainer extends StatefulWidget {
+  const FeatureContainer({Key? key, required this.child}) : super(key: key);
+  final Widget child;
+
+  @override
+  State<FeatureContainer> createState() => _FeatureContainerState();
+}
+
+class _FeatureContainerState extends State<FeatureContainer> {
+  bool? tvShowEnabled;
+  bool? fullDeleteEnabled;
+
+  @override
+  void initState() {
+    loadInitialData().then((value) => setState(
+          () {
+            fullDeleteEnabled = value.fullDeleteEnabled;
+            tvShowEnabled = value.tvShowEnabled;
+          },
+        ));
+
+    super.initState();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    if (tvShowEnabled == null || fullDeleteEnabled == null) {
+      return MaterialApp(
+        home: Container(
+          color: Colors.white,
+          child: Center(
+              child: Column(
+            children: [CircularProgressIndicator(), Text("loading features")],
+          )),
+        ),
+      );
+    } else {
+      return FeatureContext(tvShowEnabled!, fullDeleteEnabled!,
+          child: widget.child);
+    }
+  }
+}