Implement Webuntis HTTP Api and Display

lib/api/webuntis/queries/getTimetable/getTimetable.dart

@@ -15,7 +15,6 @@ class GetTimetable extends WebuntisApi {
   @override
   Future<GetTimetableResponse> run() async {
     String rawAnswer = await query(this);
-    log(rawAnswer);
     return finalize(GetTimetableResponse.fromJson(jsonDecode(rawAnswer)));
   }
 

lib/api/webuntis/queries/getTimetable/getTimetableCache.dart

@@ -0,0 +1,40 @@
+import 'dart:convert';
+import 'dart:developer';
+
+import 'package:localstore/localstore.dart';
+import 'package:marianum_mobile/api/requestCache.dart';
+
+import '../authenticate/authenticate.dart';
+import 'getTimetable.dart';
+import 'getTimetableParams.dart';
+import 'getTimetableResponse.dart';
+
+class GetTimetableCache extends RequestCache<GetTimetableResponse> {
+  int day;
+
+  GetTimetableCache({required onUpdate, required this.day}) : super(30, onUpdate) {
+    start("timetable", "$day");
+  }
+
+  @override
+  GetTimetableResponse onLocalData(String json) {
+    return GetTimetableResponse.fromJson(jsonDecode(json));
+  }
+
+  @override
+  Future<GetTimetableResponse> onLoad() async {
+    return GetTimetable(
+        GetTimetableParams(
+          options: GetTimetableParamsOptions(
+            element: GetTimetableParamsOptionsElement(
+                id: (await Authenticate.getSession()).personId,
+            type: 5,
+            keyType: GetTimetableParamsOptionsElementKeyType.id,
+          ),
+          startDate: day,
+          endDate: day,
+        )
+    )
+    ).run();
+  }
+}