some progress in goal planner again

filcnaplo/lib/app.dart

@@ -114,7 +114,8 @@ class App extends StatelessWidget {
         ChangeNotifierProvider<ExamProvider>(
             create: (context) => ExamProvider(context: context)),
         ChangeNotifierProvider<HomeworkProvider>(
-            create: (context) => HomeworkProvider(context: context)),
+            create: (context) =>
+                HomeworkProvider(context: context, database: database)),
         ChangeNotifierProvider<MessageProvider>(
             create: (context) => MessageProvider(context: context)),
         ChangeNotifierProvider<NoteProvider>(

filcnaplo/lib/database/init.dart

@@ -50,6 +50,7 @@ const userDataDB = DatabaseStruct("user_data", {
   "goal_plans": String,
   "goal_averages": String,
   "goal_befores": String,
+  "goal_pin_dates": String,
 });
 
 Future<void> createTable(Database db, DatabaseStruct struct) =>
@@ -105,6 +106,7 @@ Future<Database> initDB(DatabaseProvider database) async {
       "goal_plans": "{}",
       "goal_averages": "{}",
       "goal_befores": "{}",
+      "goal_pin_dates": "{}",
     });
   } catch (error) {
     print("ERROR: migrateDB: $error");

filcnaplo/lib/database/query.dart

@@ -247,4 +247,16 @@ class UserDatabaseQuery {
     return (jsonDecode(goalBeforesJson) as Map)
         .map((key, value) => MapEntry(key.toString(), value.toString()));
   }
+
+  Future<Map<String, String>> subjectGoalPinDates(
+      {required String userId}) async {
+    List<Map> userData =
+        await db.query("user_data", where: "id = ?", whereArgs: [userId]);
+    if (userData.isEmpty) return {};
+    String? goalPinDatesJson =
+        userData.elementAt(0)["goal_pin_dates"] as String?;
+    if (goalPinDatesJson == null) return {};
+    return (jsonDecode(goalPinDatesJson) as Map)
+        .map((key, value) => MapEntry(key.toString(), value.toString()));
+  }
 }

filcnaplo/lib/database/store.dart

@@ -163,4 +163,11 @@ class UserDatabaseStore {
     await db.update("user_data", {"goal_befores": goalBeforesJson},
         where: "id = ?", whereArgs: [userId]);
   }
+
+  Future<void> storeSubjectGoalPinDates(Map<String, String> dates,
+      {required String userId}) async {
+    String goalPinDatesJson = jsonEncode(dates);
+    await db.update("user_data", {"goal_pin_dates": goalPinDatesJson},
+        where: "id = ?", whereArgs: [userId]);
+  }
 }