Polished

lib/Data.dart

@@ -1,9 +1,11 @@
 import 'dart:async';
 
+import 'package:intl/intl.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:uuid/uuid.dart';
 import 'theme_provider.dart';
 import 'package:provider/provider.dart';
+import 'User.dart' as User;
 class Category{
 
   Category(this.category_id, this.name, this.color, this.productive);
@@ -99,10 +101,47 @@ class Settings{
     }
   }
 
-
   static Future<void> setTheme(int value) async{
     final prefs = await SharedPreferences.getInstance();
     await prefs.setInt("theme", value);
   }
+
+  static String notification_key= "notification_interval";
+
+  static Future<int> getNotificationInterval() async{
+    final prefs = await SharedPreferences.getInstance();
+
+    int _value = 1;
+    if(prefs.containsKey(notification_key)){
+      _value = await prefs.getInt(notification_key) ?? 1;
+    }else{
+      prefs.setInt(notification_key,_value);
+    }
+
+    return _value;
+  }
+
+  static Future<void> setNotificationInterval(int value) async{
+    final prefs = await SharedPreferences.getInstance();
+    prefs.setInt(notification_key, value);
+  }
+  static List<String> notificationOptions = <String>['Off','1 hour', '2 hour', '3 hour', '4 hour', '5 hour', '6 hour'];
+
+  static bool adaptiveNotificationAvailable() {
+      List<String> dates = [];
+      if(User.activities.length < 10){
+        return false;
+      }else{
+        for (var element in User.activities) {
+          String thisDate = DateFormat("MM/dd").format(element.startTime);
+          if(!dates.contains(thisDate)){
+            dates.add(thisDate);
+          }
+        }
+      }
+
+      return (dates.length > 2);
+
+  }
 }
 final settings = Settings();