Polished

android/app/src/main/AndroidManifest.xml

@@ -1,10 +1,19 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.Xperience.TaskTracker.tasktracker">
     <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.VIBRATE"/>
+    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
     <application
         android:label="tasktracker"
         android:name="${applicationName}"
         android:icon="@mipmap/ic_launcher">
+        <receiver android:name="com.dexterous.flutterlocalnotifications.ScheduledNotificationBootReceiver">
+            <intent-filter>
+                <action android:name="android.intent.action.BOOT_COMPLETED"/>
+                <action android:name="android.intent.action.MY_PACKAGE_REPLACED"/>
+            </intent-filter>
+        </receiver>
+        <receiver android:name="com.dexterous.flutterlocalnotifications.ScheduledNotificationReceiver" />
         <activity
             android:name=".MainActivity"
             android:exported="true"

lib/Activities.dart

@@ -1,12 +1,10 @@
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
-import 'main.dart';
+import 'main.dart' as Main;
 import 'newActivity.dart';
 import 'Data.dart';
 import 'User.dart' as User;
-import 'package:sn_progress_dialog/sn_progress_dialog.dart';
-
 class Activities extends StatefulWidget {
   const Activities({Key? key}) : super(key: key);
 
@@ -14,9 +12,10 @@ class Activities extends StatefulWidget {
   _ActivitiesState createState() => _ActivitiesState();
 }
 
-late ProgressDialog progressDialog;
+
 
 class _ActivitiesState extends State<Activities> {
+  //late ProgressDialog progressDialog;
   TextEditingController searchController = TextEditingController();
   FocusNode _focus = FocusNode();
   bool searching = false;
@@ -38,6 +37,7 @@ class _ActivitiesState extends State<Activities> {
     super.initState();
     _focus.addListener(_onFocusChange);
     UpdateList();
+    //init(context);
   }
 
   @override
@@ -47,10 +47,20 @@ class _ActivitiesState extends State<Activities> {
     _focus.removeListener(_onFocusChange);
     _focus.dispose();
   }
+  void UpdateList() async {
+    try {
+      //progressDialog.show(max: 100, msg: 'Loading Activities');
+    } catch (e) {}
+    await User.refreshUserData();
+    setState(() {});
+    try {
+      // progressDialog.update(value: 100);
+    } catch (e) {}
+  }
 
   @override
   Widget build(BuildContext context) {
-    progressDialog = ProgressDialog(context: context);
+   // progressDialog = ProgressDialog(context: context);
     return Scaffold(
         floatingActionButton: FloatingActionButton.extended(
             onPressed: () {
@@ -129,9 +139,9 @@ class _ActivitiesState extends State<Activities> {
                                 ),
                                 InkWell(
                                   onTap: () {
-                                    setState(() async {
-                                      await User.refreshUserData();
                                     UpdateList();
+                                    setState(() {
+
                                     });
                                   },
                                   child: Icon(Icons.refresh, size: 30),
@@ -140,7 +150,7 @@ class _ActivitiesState extends State<Activities> {
                             ),
                     ],
                   )),
-        drawer: navDrawer(context, 2),
+        drawer: Main.navDrawer(context, 2),
         body: Container(
             padding: EdgeInsets.all(0),
             child: SingleChildScrollView(
@@ -149,16 +159,6 @@ class _ActivitiesState extends State<Activities> {
             ))));
   }
 
-  void UpdateList() async {
-    try {
-      progressDialog.show(max: 100, msg: 'Loading Activities');
-    } catch (e) {}
-    await User.updateActList();
-    setState(() {});
-    try {
-      progressDialog.update(value: 100);
-    } catch (e) {}
-  }
 
   List<Widget> PrintTasks() {
     List<Widget> _tasks = [];
@@ -214,9 +214,10 @@ class _ActivitiesState extends State<Activities> {
       if (element.taskType.cat == null) {
         print('Got some null cat : ${element.taskType.name}');
       } else {
-        Color color = HexColor.fromHex(element.taskType.cat?.color ?? '#000000');
+        Color color = Main.HexColor.fromHex(element.taskType.cat?.color ?? '#000000');
         bool productive = element.taskType.cat?.productive ?? true;
         Widget task = ActivityCard(context, name, element.startTime, element.endTime, productive, color, element, totalMinutes[thisDate] ?? 0);
+       // print('Activity : ${name} ,sTime: ${element.startTime}, eTime: ${element.endTime}');
         _tasks.add(task);
       }
     }
@@ -252,7 +253,7 @@ class _ActivitiesState extends State<Activities> {
                     children: [
                       Container(
                         child: Align(
-                          child: FittedBox(fit: BoxFit.fitWidth,child: Text(MinutesToTimeString(prodActs),)),
+                          child: FittedBox(fit: BoxFit.fitWidth,child: Text(Main.MinutesToTimeString(prodActs),)),
                           alignment: Alignment.center,
                         ),
                         width: (prodPercentage) * 1.7,
@@ -261,7 +262,7 @@ class _ActivitiesState extends State<Activities> {
                       ),
                       Container(
                         child: Align(
-                          child: Text(MinutesToTimeString(unprodActs)),
+                          child: Text(Main.MinutesToTimeString(unprodActs)),
                           alignment: Alignment.center,
                         ),
                         width: (100 - prodPercentage) * 1.7,
@@ -400,7 +401,7 @@ class _ActivitiesState extends State<Activities> {
   }
 
   void DeleteSelectedTasks() async {
-    progressDialog.show(max: 100, msg: 'Deleteing ${selectedActivities.length} Activities');
+    //progressDialog.show(max: 100, msg: 'Deleteing ${selectedActivities.length} Activities');
     selectedActivities.forEach((element) async {
       await User.UserOperations.deleteActivity(element, bulk: true);
     });
@@ -411,7 +412,7 @@ class _ActivitiesState extends State<Activities> {
     selectedActivities = [];
     selecting = false;
     setState(() {
-      progressDialog.update(value: 100);
+     // progressDialog.update(value: 100);
     });
   }
 }

lib/Categories.dart

@@ -4,7 +4,6 @@ import 'main.dart';
 import 'NewTask.dart';
 import 'User.dart' as User;
 import 'Data.dart';
-import 'package:sn_progress_dialog/sn_progress_dialog.dart';
 class Categories extends StatefulWidget {
   const Categories({Key? key}) : super(key: key);
 
@@ -12,20 +11,25 @@ class Categories extends StatefulWidget {
   _CategoriesState createState() => _CategoriesState();
 }
 
-late ProgressDialog progressDialog;
+
 bool selecting=false;
 class _CategoriesState extends State<Categories> {
   @override
   void initState() {
     // TODO: implement initState
     super.initState();
-
+  //init(context);
     UpdateList();
   }
 
+  @override void dispose() {
+    // TODO: implement dispose
+    super.dispose();
+  }
+
+
   @override
   Widget build(BuildContext context) {
-    progressDialog=ProgressDialog(context: context);
     return Scaffold(
         floatingActionButton: FloatingActionButton.extended(
             onPressed: () {
@@ -66,7 +70,7 @@ class _CategoriesState extends State<Categories> {
   }
 
   void UpdateList() async {
-    await User.updateCatsList();
+    await User.refreshUserData();
     setState(() {});
   }
 
@@ -92,7 +96,6 @@ class _CategoriesState extends State<Categories> {
   }
 
   void DeleteSelectedCats() async{
-    progressDialog.show(max: 100, msg: 'Deleteing ${selectedTasks.length} Categories');
     selectedTasks.forEach((element) async {
       await User.UserOperations.deleteCategory(element, bulk:true);
     });
@@ -102,7 +105,6 @@ class _CategoriesState extends State<Categories> {
     selectedTasks=[];
     selecting=false;
     setState(() {
-      progressDialog.update(value: 100);
     });
 
   }

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();

lib/Dialogs.dart

@@ -0,0 +1,41 @@
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_spinkit/flutter_spinkit.dart';
+import 'main.dart';
+
+class Dialogs{
+  static bool showing = false;
+  static BuildContext? context;
+  static List<Widget> popupsOpened=[];
+  static waiting( String title){
+    showing=true;
+    context=navigatorKey.currentContext;
+    if(context!=null) {
+      return showDialog(
+          context: context!,
+          barrierDismissible: false,
+          routeSettings: const RouteSettings(name: "Progress"),
+          builder: (BuildContext context) {
+            return AlertDialog(
+              title: Row(
+                mainAxisSize: MainAxisSize.max,
+                mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                children: [
+                  SpinKitChasingDots(color: Colors.green),
+                  Expanded(child: Text(title,textAlign: TextAlign.center,)),
+                ],
+              ),
+            );
+          }
+      );
+    }
+  }
+
+
+  static hide(){
+    showing=false;
+    Navigator.of(navigatorKey.currentContext!).popUntil((route){
+      return route.settings.name!="Progress";
+    });
+  }
+}

lib/NewCategory.dart

@@ -161,7 +161,9 @@ class _NewCategoryState extends State<NewCategory> {
     }
     var hex = '#${pickerColor.value.toRadixString(16)}';
     await User.UserOperations.addCategory(catName, hex, productive);
-    Navigator.of(context).pop();
+    Navigator.of(context).popUntil((route){
+      return route.isFirst;
+    });
   }
 }
 

lib/NewTask.dart

@@ -148,7 +148,9 @@ class _NewTaskState extends State<NewTask> {
       return;
     }
     await User.UserOperations.addTaskType(catName,selectedCat);
-    Navigator.of(context).pop();
+    Navigator.of(context).popUntil((route){
+      return route.isFirst;
+    });
   }
 }
 

lib/Settings/NotificationSettings.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:tasktracker/Data.dart';
 
 class NotificationSettings extends StatefulWidget {
   const NotificationSettings({Key? key}) : super(key: key);
@@ -8,6 +9,26 @@ class NotificationSettings extends StatefulWidget {
 }
 
 class _NotificationSettingsState extends State<NotificationSettings> {
+  String dropdownValue = Settings.notificationOptions[1];
+
+  bool suggestionNotification = true;
+  bool adaptiveNotification =true;
+  bool adaptiveNotificationAvailable =false;
+  @override void initState() {
+    // TODO: implement initState
+    super.initState();
+
+    updateSettings();
+  }
+
+  void updateSettings() async{
+    int notificationInterval= await Settings.getNotificationInterval();
+    adaptiveNotificationAvailable = Settings.adaptiveNotificationAvailable();
+    setState(() {
+      dropdownValue=Settings.notificationOptions[notificationInterval];
+    });
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -19,13 +40,51 @@ class _NotificationSettingsState extends State<NotificationSettings> {
               height: 10,
             ),
             ListTile(
+              enabled: adaptiveNotificationAvailable,
+              title: Text("Adaptive Notifications"),
+              trailing:(adaptiveNotificationAvailable) ?Switch.adaptive(value: adaptiveNotification, onChanged: (val){
+              adaptiveNotification=val;
+              setState(() {
+
+              });
+            }) : Text("Track more data to activate this", style: TextStyle(color: Colors.red)),
+              subtitle: Text("Notifies you to track activities according to your past activities patterns"),
+
+            ),
+            ListTile(
+              enabled: !adaptiveNotification,
               title: Text("New Activity Notification"),
-              trailing: InkWell(onTap:(){},child: Text("1 hour")),
+              trailing:(adaptiveNotification) ? (Text("Adaptive")) : DropdownButton<String>(
+                value: dropdownValue,
+                icon: const Icon(Icons.arrow_downward),
+                elevation: 16,
+                underline: Container(
+                  height: 2,
+                  color: Colors.red,
+                ),
+                onChanged: (String? newValue) {
+                  setState(() {
+                    Settings.setNotificationInterval(Settings.notificationOptions.indexOf(newValue!));
+                    dropdownValue = newValue!;
+                  });
+                },
+                items:Settings.notificationOptions.map<DropdownMenuItem<String>>((String value) {
+                  return DropdownMenuItem<String>(
+                    value: value,
+                    child: Text(value),
+                  );
+                }).toList(),
+              ),
               subtitle: Text("Notify you to track activities of past time"),
             ),
             Divider(),
             ListTile(
-              title: Text("Suggestion Notifications"), trailing:Switch.adaptive(value: true, onChanged: (val){}),
+              title: Text("Suggestion Notifications"), trailing:Switch.adaptive(value: suggestionNotification, onChanged: (val){
+                suggestionNotification=val;
+                setState(() {
+
+                });
+            }),
               subtitle: Text("Notifies you about suggestions according to your data"),
 
             )

lib/Tasks.dart

@@ -3,9 +3,7 @@ import 'main.dart';
 import 'NewTask.dart';
 import 'Data.dart';
 import 'User.dart' as User;
-import 'package:sn_progress_dialog/sn_progress_dialog.dart';
 
-late ProgressDialog progressDialog;
 class Tasks extends StatefulWidget {
   const Tasks({Key? key}) : super(key: key);
 
@@ -17,10 +15,29 @@ class _TasksState extends State<Tasks> {
   void initState() {
     // TODO: implement initState
     super.initState();
-    progressDialog = ProgressDialog(context: context);
-    User.progressDialog=progressDialog;
     UpdateList();
+  //  init(context);
+  }
 
+  var refreshSub;
+  void init(BuildContext context) async{
+    await Future.delayed(Duration(seconds: 1));
+    refreshSub = User.refreshStream.stream.listen((value) {
+      print("Streaming refresh : $value");
+      if(value){
+        //  dialogs.waiting(context, "Syncing");
+        print("Opening progress dialog");
+      }else{
+        // dialogs.hide(context);
+        print("Closing progress dialog");
+      }
+    });
+  }
+
+  @override void dispose() {
+    // TODO: implement dispose
+    super.dispose();
+    refreshSub?.cancel();
   }
 
   @override
@@ -67,12 +84,12 @@ class _TasksState extends State<Tasks> {
 
   void UpdateList() async {
 
-    try{progressDialog.show(max:100, msg: 'Loading Task Types...');}catch(e){}
+   // try{progressDialog.show(max:100, msg: 'Loading Task Types...');}catch(e){}
-    await User.updateTasksList();
+    await User.refreshUserData();
   //  hideProgressDialog();
-    setState(() {});
+    if(mounted)setState(() {});
 
-    try{progressDialog.update(value: 100);}catch(e){}
+   // try{progressDialog.update(value: 100);}catch(e){}
   }
 
   List<Widget> PrintTasks() {
@@ -171,7 +188,6 @@ class _TasksState extends State<Tasks> {
   }
 
   void DeleteSelectedTasks() async{
-    progressDialog.show(max: 100, msg: "Deleting ${selectedTasks.length} ");
     selectedTasks.forEach((element) async {
       await User.UserOperations.deleteTask(element, bulk:true);
     });
@@ -181,7 +197,6 @@ class _TasksState extends State<Tasks> {
     selectedTasks=[];
     selecting=false;
     setState(() {
-      progressDialog.update(value: 100);
     });
 
   }

lib/User.dart

@@ -1,7 +1,9 @@
 import 'dart:async';
 import 'dart:io';
 
+import 'package:connectivity_plus/connectivity_plus.dart';
 import 'package:flutter/cupertino.dart';
+import 'package:intl/intl.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
 import 'main.dart';
@@ -11,9 +13,8 @@ import 'Data.dart';
 import 'package:sqflite/sqflite.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:device_info_plus/device_info_plus.dart';
-import 'package:sn_progress_dialog/sn_progress_dialog.dart';
 import 'Tasks.dart';
-late ProgressDialog? progressDialog;
+
 late http.Response loginResponse;
 
 late Database cacheDb;
@@ -23,20 +24,14 @@ List<TaskType> taskTypes = [];
 List<Activity> activities = [];
 bool offline = true;
 bool registered = false;
-bool refreshing = true;
+StreamController<bool> refreshStream = StreamController<bool>();
 Future<http.Response> login(String _username, String password) async {
   final prefs = await SharedPreferences.getInstance();
 
   username = _username;
   var device_id = await Settings.UUID();
   try {
-    loginResponse = (await http.post(
+    loginResponse = (await http.post(Uri.parse('http://161.97.127.136/task_tracker/login.php'), body: <String, String>{"username": _username, "password": password, "device_id": device_id}));
-        Uri.parse('http://161.97.127.136/task_tracker/login.php'),
-        body: <String, String>{
-          "username": _username,
-          "password": password,
-          "device_id": device_id
-        }));
 
     if (loginResponse.body.toLowerCase().contains("success")) {
       offline = false;
@@ -49,7 +44,7 @@ Future<http.Response> login(String _username, String password) async {
       }
     }
   } catch (e) {
-    offline=true;
+    print("Error while login $e");
   }
   return loginResponse;
 }
@@ -58,25 +53,22 @@ Future<void> initUserData() async {
   await initCacheDatabase();
   await refreshUserData();
   print('Initializing UserData...');
-  if (offline) {
+  Connectivity().onConnectivityChanged.listen((result) {
-    print('Going offline mode.');
+    offline = (result == ConnectivityResult.none);
+    if (!offline) {
+      UserOperations.executeQueries();
+      refreshUserData();
     }
+  });
 }
-bool userDataInitiated =false;
+
 Future<void> refreshUserData() async {
-  ShowProgress("Loading data");
+  refreshStream.add(true);
-  refreshing = true;
-  // categories= await GetCategories(true);
-  // taskTypes= await GetTaskTypes(true);
-  // activities= await GetActivities(true);
   await updateCatsList();
   await updateTasksList();
   await updateActList();
-  userDataInitiated=true;
+  refreshStream.add(false);
-  refreshing = false;
-  HideProgress();
 }
-
 Future<bool> cacheDbExist() async {
   Directory directory = await getApplicationDocumentsDirectory();
   return databaseFactory.databaseExists(directory.path + 'cache.db');
@@ -103,7 +95,6 @@ Future<void> updateActList() async{
   activities = await GetActivities(false);
 }
 
-
 Future<void> initCacheDatabase() async {
   Directory directory = await getApplicationDocumentsDirectory();
   print('database at ' + directory.path + 'cache.db');
@@ -113,14 +104,12 @@ Future<void> initCacheDatabase() async {
 }
 
 void onCacheDatabaseCreate(Database db, int newVersion) async {
-  String CategoriesTableSQL =
+  String CategoriesTableSQL = 'CREATE TABLE Categories(${Category.colCatId} VARCHAR(255) PRIMARY KEY,${Category.colName} TEXT, ${Category.colColor} TEXT, ${Category.colProductive} INTEGER)';
-      'CREATE TABLE Categories(${Category.colCatId} VARCHAR(255) PRIMARY KEY,${Category.colName} TEXT, ${Category.colColor} TEXT, ${Category.colProductive} INTEGER)';
 //  print(CategoriesTableSQL);
   await db.execute(CategoriesTableSQL);
   print("Initiated Categories Table");
 
-  String TaskTableSQL =
+  String TaskTableSQL = 'CREATE TABLE TaskTypes(id TEXT PRIMARY KEY, ${TaskType.colName} TEXT, ${TaskType.colCategory} TEXT, '
-      'CREATE TABLE TaskTypes(id TEXT PRIMARY KEY, ${TaskType.colName} TEXT, ${TaskType.colCategory} TEXT, '
       'FOREIGN KEY (${TaskType.colCategory}) REFERENCES Categories(${Category.colCatId}))';
   // print(TaskTableSQL);
   await db.execute(TaskTableSQL);
@@ -144,7 +133,6 @@ void onCacheDatabaseCreate(Database db, int newVersion) async {
 }
 
 Future<void> addInitialDataToCache() async {
-  ShowProgress("Initializing User Data");
   print("adding init data");
   await Future.delayed(const Duration(seconds: 1));
 
@@ -161,7 +149,6 @@ Future<void> addInitialDataToCache() async{
     // };
     // await cacheDb.insert('TaskTypes', data);
   }
-  HideProgress();
   await UserOperations.executeQueries();
   await refreshUserData();
 }
@@ -171,7 +158,6 @@ void onCacheDatabaseUpgrade(Database db, int oldVersion, int newVersion) async {
   print('Upgrading CacheDB from ver.$oldVersion to ver.$newVersion');
 }
 
-
 Future<List<Category>> GetCategories(bool forceOffline) async {
   List<Category> _categories = [];
   if (offline || forceOffline) {
@@ -185,9 +171,7 @@ Future<List<Category>> GetCategories(bool forceOffline) async{
 
     bool catsUpdated = true;
     try {
-      http.Response update_response = (await http.post(
+      http.Response update_response = (await http.post(Uri.parse('http://161.97.127.136/task_tracker/check_update.php'), body: <String, String>{"username": username, "device_id": android_id}));
-          Uri.parse('http://161.97.127.136/task_tracker/check_update.php'),
-          body: <String, String>{"username": username, "device_id":android_id}));
       final data = update_response.body.split(',');
       catsUpdated = data[0] == '1';
     } catch (e) {
@@ -197,9 +181,9 @@ Future<List<Category>> GetCategories(bool forceOffline) async{
     print("Need to update : ${!catsUpdated}");
 
     //Update CacheDB
-    //if(!catsUpdated){
+    if(!catsUpdated){
     await UpdateCategoriesFromServer();
-  //  }
+    }
   }
 
   List<Map> cats = await cacheDb.query('Categories');
@@ -213,7 +197,7 @@ Future<List<Category>> GetCategories(bool forceOffline) async{
       print("name:{$catName}, color:{$catColor}, prod:{$Category.colProductive}");
       continue;
     }
-    print("name:{$catName}, color:{$catColor}, prod:{$catProductive}");
+  //  print("name:{$catName}, color:{$catColor}, prod:{$catProductive}");
     _categories.add(Category(username + catName, catName, catColor, ParseBool(catProductive)));
   }
   categories = _categories;
@@ -221,15 +205,9 @@ Future<List<Category>> GetCategories(bool forceOffline) async{
 }
 
 Future<void> UpdateCategoriesFromServer() async {
-
   print("Updating Categories as $username");
   try {
-    http.Response response = (await http.post(
+    http.Response response = (await http.post(Uri.parse('http://161.97.127.136/task_tracker/get_categories.php'), body: <String, String>{"username": username, "device_id": await Settings.UUID()}));
-        Uri.parse('http://161.97.127.136/task_tracker/get_categories.php'),
-        body: <String, String>{
-          "username": username,
-          "device_id": await Settings.UUID()
-        }));
 
     print(response.body);
     List<String> data = response.body.split("<td>");
@@ -237,13 +215,11 @@ Future<void> UpdateCategoriesFromServer() async{
     for (var value in data) {
       Map<String, dynamic> cat = jsonDecode(value);
       //print(catData);
-      await cacheDb.rawInsert(
+      await cacheDb.rawInsert("INSERT OR REPLACE INTO Categories (${Category.colCatId},${Category.colName},${Category.colProductive},${Category.colColor}) "
-          "INSERT OR REPLACE INTO Categories (${Category.colCatId},${Category
-              .colName},${Category.colProductive},${Category.colColor}) "
           "VALUES ('${cat['category_id']}','${cat['name']}',${cat['productive']},'${cat['color']}') ");
     }
   } catch (e) {
-    offline=true;
+    print("Error while cats $e");
   }
 }
 
@@ -259,9 +235,7 @@ Future<List<TaskType>> GetTaskTypes(bool forceOffline) async{
     bool updated = true;
     try {
       //Validate device_id to check updates
-      http.Response update_response = (await http.post(
+      http.Response update_response = (await http.post(Uri.parse('http://161.97.127.136/task_tracker/check_update.php'), body: <String, String>{"username": username, "device_id": android_id}));
-          Uri.parse('http://161.97.127.136/task_tracker/check_update.php'),
-          body: <String, String>{"username": username, "device_id":android_id}));
       final data = update_response.body.split(',');
       updated = data[1] == '1';
     } catch (e) {
@@ -271,9 +245,9 @@ Future<List<TaskType>> GetTaskTypes(bool forceOffline) async{
     print("Need to update : ${!updated}");
 
     //Update CacheDB
-   // if(!updated){
+     if(!updated){
     await UpdateTaskTypesFromServer();
-   // }
+     }
   }
 
   await Future.delayed(Duration(seconds: 1));
@@ -290,7 +264,7 @@ Future<List<TaskType>> GetTaskTypes(bool forceOffline) async{
       print("name:{$name}, cat:{$category}, prod:{$id}");
       continue;
     }
-    print("name:{$name}, cat:{$category}, prod:{$id}");
+   // print("name:{$name}, cat:{$category}, prod:{$id}");
     _taskTypes.add(TaskType(id, name, category, cat));
   }
   taskTypes = _taskTypes;
@@ -298,33 +272,24 @@ Future<List<TaskType>> GetTaskTypes(bool forceOffline) async{
 }
 
 Future<void> UpdateTaskTypesFromServer() async {
-
-
   // await GetCategories(true);
   print("Updating TaskTypes as $username");
   try {
-    http.Response response = (await http.post(
+    http.Response response = (await http.post(Uri.parse('http://161.97.127.136/task_tracker/get_taskTypes.php'), body: <String, String>{"username": username, "device_id": await Settings.UUID()}));
-        Uri.parse('http://161.97.127.136/task_tracker/get_taskTypes.php'),
-        body: <String, String>{
-          "username": username,
-          "device_id": await Settings.UUID()
-        }));
 
     print(response.body);
     List<String> data = response.body.split("<td>");
     await cacheDb.delete("TaskTypes");
     for (var value in data) {
       Map<String, dynamic> cat = jsonDecode(value);
-      print(cat);
+      //print(cat);
-      await cacheDb.rawInsert(
+      await cacheDb.rawInsert("INSERT OR REPLACE INTO TaskTypes (${TaskType.colId},${TaskType.colName},${TaskType.colCategory}) "
-          "INSERT OR REPLACE INTO TaskTypes (${TaskType.colId},${TaskType
-              .colName},${TaskType.colCategory}) "
           "VALUES ('${cat['task_id']}','${cat['name']}','${cat['category_id']}') ");
 
       print(await cacheDb.query("TaskTypes"));
     }
   } catch (e) {
-    offline=true;
+    print("Error while tasks $e");
   }
 }
 
@@ -340,9 +305,7 @@ Future<List<Activity>> GetActivities(bool forceOffline) async{
     bool updated = true;
     try {
       //Validate device_id to check updates
-      http.Response update_response = (await http.post(
+      http.Response update_response = (await http.post(Uri.parse('http://161.97.127.136/task_tracker/check_update.php'), body: <String, String>{"username": username, "device_id": android_id}));
-          Uri.parse('http://161.97.127.136/task_tracker/check_update.php'),
-          body: <String, String>{"username": username, "device_id":android_id}));
       final data = update_response.body.split(',');
       updated = data[2] == '1';
     } catch (e) {
@@ -352,9 +315,9 @@ Future<List<Activity>> GetActivities(bool forceOffline) async{
     print("Need to update activities : ${!updated}");
 
     //Update CacheDB
-    //if(!updated){
+    if(!updated){
     await UpdateActivitiesFromServer();
-    //}
+    }
   }
 
   List<Map> cats = await cacheDb.rawQuery('SELECT * FROM Activities ORDER BY ${Activity.colStartTime} DESC');
@@ -370,7 +333,7 @@ Future<List<Activity>> GetActivities(bool forceOffline) async{
       print("TaskType:{$type}, Start Time:{$startTime}, endTime:{$endTime}, metadata:${metadata}");
       continue;
     }
-    print("TaskType:{$type}, Start Time:{$startTime}, endTime:{$endTime}, metadata:${metadata}");
+    //print("TaskType:{$type}, Start Time:{$startTime}, endTime:{$endTime}, metadata:${metadata}");
     _activities.add(Activity(taskType, DateTime.parse(startTime), DateTime.parse(endTime), metadata: metadata));
   }
   activities = _activities;
@@ -378,16 +341,10 @@ Future<List<Activity>> GetActivities(bool forceOffline) async{
 }
 
 Future<void> UpdateActivitiesFromServer() async {
-  
   print("Updating Activities as $username");
 
   try {
-    http.Response response = (await http.post(
+    http.Response response = (await http.post(Uri.parse('http://161.97.127.136/task_tracker/get_activities.php'), body: <String, String>{"username": username, "device_id": await Settings.UUID()}));
-        Uri.parse('http://161.97.127.136/task_tracker/get_activities.php'),
-        body: <String, String>{
-          "username": username,
-          "device_id": await Settings.UUID()
-        }));
 
     await cacheDb.rawDelete("DELETE FROM Activities");
     print('Truncate Activity Table before');
@@ -398,9 +355,8 @@ Future<void> UpdateActivitiesFromServer() async{
 
       for (var value in data) {
         Map<String, dynamic> cat = jsonDecode(value);
-      print(cat);
+        //print(cat);
-      await cacheDb.rawInsert(
+        await cacheDb.rawInsert("INSERT OR REPLACE INTO Activities (${Activity.colType}, ${Activity.colStartTime}, ${Activity.colEndTime}, ${Activity.colMetadata}) "
-          "INSERT OR REPLACE INTO Activities (${Activity.colType}, ${Activity.colStartTime}, ${Activity.colEndTime}, ${Activity.colMetadata}) "
             "VALUES ('${cat['task_id']}', '${cat['sTime']}','${cat['eTime']}', '${cat['metadata']}') ");
       }
     } else {
@@ -408,7 +364,7 @@ Future<void> UpdateActivitiesFromServer() async{
     }
   } catch (e) {
     print("Error : $e @ updating activities");
-    offline=true;
+    print("Error while acts $e");
   }
 }
 
@@ -440,12 +396,12 @@ Future<Category?> getCatFromId(String catId) async{
   return cat;
 }
 
-
 //Helpers
 class Helpers {
   Future<String?> _getId() async {
     var deviceInfo = DeviceInfoPlugin();
-    if (Platform.isIOS) { // import 'dart:io'
+    if (Platform.isIOS) {
+      // import 'dart:io'
       var iosDeviceInfo = await deviceInfo.iosInfo;
       return iosDeviceInfo.identifierForVendor; // unique ID on iOS
     } else {
@@ -454,40 +410,27 @@ class Helpers {
     }
   }
 }
+
 bool ParseBool(obj) {
   return obj.toString().toLowerCase() == "true" || obj.toString() == "1";
 }
 
-
 class UserOperations {
+  static DateFormat dFormat = DateFormat("yyyy-MM-dd HH:mm:ss");
+
   static Future<void> addCategory(String name, String color, bool productive, {bool bulk = false}) async {
-    Map<String,String> queryBody= <String,String>{
+    Map<String, String> queryBody = <String, String>{'username': username, 'device_id': await Settings.UUID(), 'name': name, 'color': color, 'productive': productive ? '1' : '0'};
-      'username': username,
-      'device_id': await Settings.UUID(),
-      'name' : name,
-      'color':color,
-      'productive': productive ? '1':'0'
-    };
     //Add Query
-    Map<String,Object> query = {
+    Map<String, Object> query = {Queries.colLink: 'add_category', Queries.colData: jsonEncode(queryBody)};
-      Queries.colLink: 'add_category',
-      Queries.colData: jsonEncode(queryBody)
-    };
 
     print("adding new query ${query[Queries.colLink]} : ${jsonEncode(queryBody)}");
 
     await cacheDb.insert('Queries', query);
 
     //update Cache
-      Map<String,Object> data = {
+    Map<String, Object> data = {Category.colCatId: username + name, Category.colName: name, Category.colColor: color, Category.colProductive: productive};
-        Category.colCatId: username+name,
-        Category.colName: name,
-        Category.colColor: color,
-        Category.colProductive: productive
-      };
     await cacheDb.insert('Categories', data);
-
+    await refreshUserData();
-      await GetCategories(true);
     if (!bulk) {
       //Add to server and refresh Cache
       await executeQueries();
@@ -495,77 +438,56 @@ class UserOperations{
   }
 
   static Future<void> addTaskType(String name, String category, {bool bulk = false}) async {
-    Map<String,String> queryBody= <String,String>{
+    Map<String, String> queryBody = <String, String>{'id': username + name, 'username': username, 'device_id': await Settings.UUID(), 'name': name, 'category': username + category};
-      'id':username+name,
-      'username': username,
-      'device_id': await Settings.UUID(),
-      'name' : name,
-      'category': username + category
-    };
     //Add Query
-    Map<String,Object> query = {
+    Map<String, Object> query = {Queries.colLink: 'add_taskType', Queries.colData: jsonEncode(queryBody)};
-      Queries.colLink: 'add_taskType',
-      Queries.colData: jsonEncode(queryBody)
-    };
 
     print("adding new query ${query[Queries.colLink]} : ${jsonEncode(queryBody)}");
 
     await cacheDb.insert('Queries', query);
 
     //update Cache
-    Map<String,Object> data = {
+    Map<String, Object> data = {TaskType.colId: username + name, Category.colName: name, Category.colCatId: username + category};
-      TaskType.colId: username+name,
-      Category.colName: name,
-      Category.colCatId: username + category
-    };
     await cacheDb.insert('TaskTypes', data);
-    await GetTaskTypes(true);
+    await refreshUserData();
     if (!bulk) {
       //Add to server and refresh Cache
       await executeQueries();
     }
   }
 
-  static Future<void> addActivity(String type, String sTime,String eTime, {String metadata = 'null',bool bulk = false, Function(int)? onOverlap}) async{
+  static Future<void> addActivity(String type, DateTime sTime, DateTime eTime, {String metadata = 'null', bool bulk = false, Function(int)? onOverlap}) async {
     //Check for timeoverlapse
     activities = await GetActivities(true);
-    int? overlapCount = Sqflite.firstIntValue(await cacheDb.rawQuery("SELECT COUNT(*) FROM Activities WHERE (((${Activity.colStartTime} < datetime('$sTime')) AND ((${Activity.colEndTime} > datetime('$eTime')) OR (${Activity.colEndTime} < datetime('$eTime') AND ${Activity.colEndTime} > datetime('$sTime')))) OR (${Activity.colStartTime} > datetime('$sTime') AND ${Activity.colStartTime} < datetime('$eTime')) OR (${Activity.colStartTime}=datetime('$sTime') AND ${Activity.colEndTime}=datetime('$eTime')))"));
+    int? overlapCount = Sqflite.firstIntValue(await cacheDb.rawQuery(
+        "SELECT COUNT(*) FROM Activities WHERE (((${Activity.colStartTime} < datetime('$sTime')) AND ((${Activity.colEndTime} > datetime('$eTime')) OR (${Activity.colEndTime} < datetime('$eTime') AND ${Activity.colEndTime} > datetime('$sTime')))) OR (${Activity.colStartTime} > datetime('$sTime') AND ${Activity.colStartTime} < datetime('$eTime')) OR (${Activity.colStartTime}=datetime('$sTime') AND ${Activity.colEndTime}=datetime('$eTime')))"));
 
     print("ActivityOverlaps: $overlapCount");
     if (overlapCount! > 0) {
       onOverlap!(overlapCount);
+      return;
     }
     Map<String, String> queryBody = <String, String>{
       'username': username,
       'device_id': await Settings.UUID(),
       'type': username + type,
-      'sTime': sTime,
+      'sTime': dFormat.format(sTime),
-      'eTime':eTime,
+      'eTime': dFormat.format(eTime),
       'metadata': metadata
     };
 
-    if(metadata.length > 0){
+    if (metadata.length > 0) {}
-
-    }
     //Add Query
-    Map<String,Object> query = {
+    Map<String, Object> query = {Queries.colLink: 'add_activity', Queries.colData: jsonEncode(queryBody)};
-      Queries.colLink: 'add_activity',
-      Queries.colData: jsonEncode(queryBody)
-    };
 
     print("adding new query ${query[Queries.colLink]} : ${jsonEncode(queryBody)}");
 
     await cacheDb.insert('Queries', query);
 
     //update Cache
-    Map<String,Object> data = {
+    Map<String, Object> data = {Activity.colType: username + type, Activity.colStartTime: dFormat.format(sTime), Activity.colEndTime: dFormat.format(eTime), Activity.colMetadata: metadata};
-      Activity.colType: username+type,
-      Activity.colStartTime: sTime,
-      Activity.colEndTime: eTime,
-      Activity.colMetadata: metadata
-    };
     await cacheDb.insert('Activities', data);
-    activities= await GetActivities(false);
+    await refreshUserData();
     if (!bulk) {
       //Add to server and refresh Cache
       await executeQueries();
@@ -579,10 +501,7 @@ class UserOperations{
       'device_id': await Settings.UUID(),
     };
     //Add Query
-    Map<String,Object> query = {
+    Map<String, Object> query = {Queries.colLink: 'delete_taskType', Queries.colData: jsonEncode(queryBody)};
-      Queries.colLink: 'delete_taskType',
-      Queries.colData: jsonEncode(queryBody)
-    };
 
     print("adding new query ${query[Queries.colLink]} : ${jsonEncode(queryBody)}");
 
@@ -594,7 +513,8 @@ class UserOperations{
       Category.colName: name,
     };
     await cacheDb.rawDelete("DELETE FROM TaskTypes WHERE id='${username + name}'");
-    await GetTaskTypes(true);
+
+    await refreshUserData();
     //Add to server and refresh Cache
 
     if (!bulk) {
@@ -609,10 +529,7 @@ class UserOperations{
       'device_id': await Settings.UUID(),
     };
     //Add Query
-    Map<String,Object> query = {
+    Map<String, Object> query = {Queries.colLink: 'delete_category', Queries.colData: jsonEncode(queryBody)};
-      Queries.colLink: 'delete_category',
-      Queries.colData: jsonEncode(queryBody)
-    };
 
     print("adding new query ${query[Queries.colLink]} : ${jsonEncode(queryBody)}");
 
@@ -624,7 +541,7 @@ class UserOperations{
       Category.colName: name,
     };
     await cacheDb.rawDelete("DELETE FROM Categories WHERE ${Category.colCatId}='${username + name}'");
-    await GetCategories(true);
+    await refreshUserData();
     //Add to server and refresh Cache
 
     if (!bulk) {
@@ -640,22 +557,19 @@ class UserOperations{
       'eTime': activity.endTime.toString(),
     };
     //Add Query
-    Map<String,Object> query = {
+    Map<String, Object> query = {Queries.colLink: 'delete_activity', Queries.colData: jsonEncode(queryBody)};
-      Queries.colLink: 'delete_activity',
-      Queries.colData: jsonEncode(queryBody)
-    };
 
     print("adding new query ${query[Queries.colLink]} : ${jsonEncode(queryBody)}");
 
     await cacheDb.insert('Queries', query);
 
     //update Cache
-    // Map<String,Object> data = {
+    String deleteQuery =
-    //   TaskType.colId: username+name,
+        "DELETE FROM Activities WHERE ${Activity.colStartTime}=datetime('${dFormat.format(activity.startTime)}') AND ${Activity.colEndTime}=datetime('${dFormat.format(activity.endTime)}')";
-    //   Category.colName: name,
+    print("delteQuery : $deleteQuery");
-    // };
+
-    // await cacheDb.rawDelete("DELETE FROM Categories WHERE ${Category.colCatId}='${username+name}'");
+    await cacheDb.rawDelete(deleteQuery);
-    await GetCategories(true);
+    await refreshUserData();
     //Add to server and refresh Cache
 
     if (!bulk) {
@@ -668,7 +582,6 @@ class UserOperations{
       print("Cannot executre queries, Offline!");
       return;
     }
-    ShowProgress("Syncing");
     List<Map<String, Object?>> queries = await cacheDb.query('Queries');
 
     for (Map<String, Object?> element in queries) {
@@ -684,27 +597,16 @@ class UserOperations{
       //Execute the http here
       Map<String, dynamic> body = jsonDecode(data);
       try {
-        http.Response queryResponse = (await http.post(
+        http.Response queryResponse = (await http.post(Uri.parse('http://161.97.127.136/task_tracker/$file.php'), body: body));
-            Uri.parse('http://161.97.127.136/task_tracker/$file.php'),
-            body: body));
         print("Query executed : Results{${queryResponse.body}");
         if (queryResponse.body.toLowerCase().contains("success")) {
           await cacheDb.rawDelete('DELETE FROM Queries WHERE id=$id');
         }
         offline = false;
       } catch (e) {
-        offline=true;
+        print("Error while query $e");
       }
     }
-    HideProgress();
+    await refreshUserData();
   }
 }
-
-void ShowProgress(msg){
-  //try{progressDialog?.show(max: 100, msg: msg);}catch(e){}
-}
-
-void HideProgress(){
- // try{progressDialog?.update(value: 100);}catch(e){}
-}
-

lib/Welcome.dart

@@ -392,7 +392,7 @@ class _onlineLoginPageState extends State<onlineLoginPage>
       final prefs = await SharedPreferences.getInstance();
       prefs.setString("username", usernameController.text);
       prefs.setString("password", passwordController.text);
-      Navigator.of(context).pushNamedAndRemoveUntil('/splash', (route) => false);
+      Navigator.of(context).pushNamedAndRemoveUntil('/', (route) => false);
     }else{
       showAlertDialog(context, "Failed to login", "There was an error trying to authorize you in servers.");
     }

lib/main.dart

@@ -1,3 +1,5 @@
+import 'dart:async';
+
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
@@ -14,11 +16,10 @@ import 'newActivity.dart';
 import 'Tasks.dart';
 import 'Activities.dart';
 import 'User.dart' as User;
-import 'package:sn_progress_dialog/sn_progress_dialog.dart';
 import 'package:syncfusion_flutter_charts/charts.dart';
-
+import 'package:connectivity_plus/connectivity_plus.dart';
-late ProgressDialog progressDialog;
+import 'Dialogs.dart';
-
+final GlobalKey<NavigatorState> navigatorKey = new GlobalKey<NavigatorState>();
 showAlertDialog(BuildContext context, String title, String message) {
   // set up the button
   Widget okButton = TextButton(
@@ -82,12 +83,13 @@ class MyApp extends StatelessWidget {
             themeMode: themeProvider.themeMode,
             theme: ThemeData(accentColor: Colors.redAccent, brightness: Brightness.light, primaryColor: Colors.amber, fontFamily: 'Noto-Sans'),
             darkTheme: ThemeData(accentColor: Colors.redAccent, brightness: Brightness.dark, primaryColor: Colors.amber, fontFamily: 'Noto-Sans'),
-          //home: const MyHomePage(),
+            navigatorKey: navigatorKey,
-          initialRoute: '/splash',
+            //home: const SplashScreen(),
+            initialRoute: '/',
             routes: {
-            '/splash': (context) => const SplashScreen(),
+              '/': (context) => const SplashScreen(),
               '/welcome': (context) => const WelcomePage(),
-            '/': (context) => const MyHomePage(),
+              '/home': (context) => const MyHomePage(),
               '/Tasks': (context) => const Tasks(),
               '/Categories': (context) => const Categories(),
               '/Activities': (context) => const Activities(),
@@ -135,24 +137,48 @@ class MyHomePage extends StatefulWidget {
 }
 
 class _MyHomePageState extends State<MyHomePage> {
+  var connectivitySub;
+
   @override
   void initState() {
     // TODO: implement initState
+    print("Im home!");
+    init(context);
     super.initState();
-  //  User.refreshUserData().then((val) => LoadStats());
+    print("Initializing refresh stream on main dart");
-    //  showOfflineSnack();
     LoadStats();
-    //   progressDialog = ProgressDialog(context: context);
+    connectivitySub=Connectivity().onConnectivityChanged.listen((result) {
+      if (this.mounted) {
+        setState(() {});
+      }
+    });
+
     //   User.progressDialog=progressDialog;
   }
+  var refreshSub;
+  void init(BuildContext context) async{
+    await Future.delayed(Duration(seconds: 1));
+    refreshSub = User.refreshStream.stream.listen((value) {
+      print("Streaming refresh : $value");
+      if(value){
+        Dialogs.waiting("Syncing...");
+        print("Opening progress dialog");
+      }else{
+        Dialogs.hide();
+        print("Closing progress dialog");
+      }
+    });
+  }
+  @override
+  void dispose() {
+    // TODO: implement dispose
+    super.dispose();
+    connectivitySub?.cancel();
+  }
 
   void LoadStats() async {
     // return;
 
-    while (!User.userDataInitiated) {
-      await Future.delayed(const Duration(seconds: 1));
-    }
-
     DateFormat dFormat = DateFormat("MM/dd");
     Map<Category, int> catTimeMap = <Category, int>{};
     Map<Category, int> catBriefMap = <Category, int>{};
@@ -299,13 +325,21 @@ class _MyHomePageState extends State<MyHomePage> {
           },
           label: Text("New Activity"),
           icon: Icon(Icons.add)),
-      appBar: AppBar(title: Row(
+      appBar: AppBar(
+          title: Column(
+            mainAxisSize: MainAxisSize.max,
+            mainAxisAlignment: MainAxisAlignment.end,
+        children: [
+          Row(
             mainAxisSize: MainAxisSize.max,
             mainAxisAlignment: MainAxisAlignment.spaceBetween,
             children: [
               Row(children: [Icon(Icons.article_outlined, color: Theme.of(context).primaryColor), SizedBox(width: 10), Text('Summary')]),
-          Row(children: [
+              Row(
-            InkWell(
+                children: [
+                  (User.offline)
+                      ? Icon(Icons.signal_cellular_connected_no_internet_4_bar_outlined)
+                      : InkWell(
                           onTap: () {
                             setState(() {
                               LoadStats();
@@ -313,12 +347,24 @@ class _MyHomePageState extends State<MyHomePage> {
                           },
                           child: Icon(Icons.refresh, size: 30),
                         )
-          ],)
+                ],
+              )
+            ],
+          ),
+          //Container(color: Colors.red,child: Text("Offline",style:TextStyle(fontSize: 5))),
         ],
       )),
       drawer: navDrawer(context, 0),
       body: SafeArea(
-        child: SingleChildScrollView(
+        child: (User.activities.isEmpty) ? Column(
+        mainAxisSize: MainAxisSize.max,
+        mainAxisAlignment: MainAxisAlignment.center,
+        crossAxisAlignment: CrossAxisAlignment.center
+        ,children:[
+          Expanded(flex: 1,child: Container(),),
+          Expanded(flex: 2,child: Image(image: AssetImage('images/empty.png'))),
+          Expanded(flex:2,child: Text("Add your first activity to access Summary",style: TextStyle(color: Colors.grey, fontStyle: FontStyle.italic),))
+        ]) :SingleChildScrollView(
           scrollDirection: Axis.vertical,
           child: Column(
             children: [
@@ -397,11 +443,7 @@ class _MyHomePageState extends State<MyHomePage> {
                                       xValueMapper: (ProductivityMapData sales, _) => sales.day,
                                       yValueMapper: (ProductivityMapData sales, _) => sales.productivity,
                                       dataLabelMapper: (ProductivityMapData sales, _) => sales.productivity.toStringAsFixed(1) + "%",
-                                      dataLabelSettings: DataLabelSettings(
+                                      dataLabelSettings: DataLabelSettings(overflowMode: OverflowMode.hide, showZeroValue: false, isVisible: true),
-                                        overflowMode: OverflowMode.hide,
-                                        showZeroValue: false,
-                                        isVisible: true
-                                      ),
                                       color: Colors.green)
                                 ]),
                           )
@@ -602,7 +644,7 @@ Drawer navDrawer(BuildContext context, int pageIndex) {
           if (pageIndex == 0) {
             return;
           }
-          Navigator.of(context).pushReplacementNamed('/');
+          Navigator.of(context).pushReplacementNamed('/home');
         },
       ),
       // ListTile(
@@ -652,6 +694,18 @@ Drawer navDrawer(BuildContext context, int pageIndex) {
         },
       ),
       Divider(),
+      ListTile(
+        selected: (pageIndex == 7),
+        title: Text('TODO'),
+        leading: Icon(Icons.check, color: Theme.of(context).primaryColor),
+        onTap: () {
+          if (pageIndex == 7) {
+            return;
+          }
+          Navigator.of(context).pushReplacementNamed('/Todo');
+        },
+      ),
+      Divider(),
       ListTile(
         selected: (pageIndex == 5),
         title: Text('Settings'),
@@ -667,7 +721,9 @@ Drawer navDrawer(BuildContext context, int pageIndex) {
         selected: (pageIndex == 6),
         title: Text('About'),
         leading: Icon(Icons.help_outline_outlined),
-        onTap: () {},
+        onTap: () {
+          showAboutDialog(context: context);
+        },
       ),
     ],
   ));

lib/newActivity.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter/painting.dart';
 import 'package:flutter_datetime_picker/flutter_datetime_picker.dart';
 import 'package:intl/intl.dart';
+import 'package:tasktracker/main.dart';
 import 'User.dart' as User;
 DateFormat dateFormat = DateFormat("yyyy-MM-dd HH:mm:ss");
 DateFormat durationFormat = DateFormat("HH:mm:ss");
@@ -292,16 +293,21 @@ class _NewActivity extends State<NewActivity> {
   }
 
   void add_action() async{
-
     print('adding Task Type : $selectedCat at $startTime - $endTime');
     bool failed=false;
-    await User.UserOperations.addActivity(selectedCat,startTime.toString(), endTime.toString(),metadata:metadataController.text, onOverlap: (overlapCount){
+    await User.UserOperations.addActivity(selectedCat,startTime, endTime,metadata:metadataController.text, onOverlap: (overlapCount){
       showAlertDialog(context, 'Error adding activity', 'Cannot add activity between ${dateFormat.format(startTime)} - ${dateFormat.format(endTime)}, $overlapCount activities are already added within this time range');
       failed=true;
     });
 
-    if(!failed)
+    if(!failed) {
-      Navigator.of(context).pop();
+      print("popping : ${navigatorKey.currentWidget?.toStringShort() ?? "n/a"}");
+      Navigator.of(navigatorKey.currentContext!).popUntil((route){
+        return route.isFirst;
+      });
+    }else{
+      print("Failed adding new activity");
+    }
   }
 }
 

lib/splash.dart

@@ -1,12 +1,13 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
+import 'package:flutter_spinkit/flutter_spinkit.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:tasktracker/Data.dart';
 import 'User.dart' as Users;
 import 'package:http/http.dart' as http;
-import 'package:sn_progress_dialog/sn_progress_dialog.dart';
 import 'theme_provider.dart';
 import 'package:provider/provider.dart';
-late ProgressDialog progressDialog;
+import 'newActivity.dart';
 class SplashScreen extends StatefulWidget {
   const SplashScreen({Key? key}) : super(key: key);
 
@@ -31,11 +32,41 @@ class _SplashScreenState extends State<SplashScreen> {
   void initState() {
     // TODO: implement initState
     super.initState();
-    progressDialog = ProgressDialog(context: context);
-    Users.progressDialog=progressDialog;
     init();
+    initNotifications();
+
   }
 
+  void initNotifications() async{
+    var androidInitilize = new AndroidInitializationSettings('@mipmap/ic_launcher');
+    var iOSinitilize = new IOSInitializationSettings();
+
+    var initilizationsSettings =
+    new InitializationSettings(android: androidInitilize, iOS: iOSinitilize);
+    var fltrNotification = new FlutterLocalNotificationsPlugin();
+    fltrNotification.initialize(initilizationsSettings,
+        onSelectNotification: notificationSelected);
+
+    int notification_interval = await Settings.getNotificationInterval();
+
+    if(notification_interval>0) {
+      var androidDetails = const AndroidNotificationDetails("Xperience", "TaskTracker", importance: Importance.max);
+      var iSODetails = new IOSNotificationDetails();
+      var generalNotificationDetails =
+      new NotificationDetails(android: androidDetails, iOS: iSODetails);
+      var scheduledTime = DateTime.now().add(Duration(hours: notification_interval));
+      fltrNotification.schedule(1, "What did you do in last $notification_interval hours?", "Click here to track your last activities...",
+          scheduledTime, generalNotificationDetails,);
+      print("Sent notification schedule");
+    }
+  }
+  void notificationSelected(String? payload) {
+    if(payload!=null){
+      if(payload.toLowerCase().contains("activity")){
+        Navigator.of(context).push(MaterialPageRoute(builder: (context) => NewActivity())).then((value) => {Users.refreshUserData()});
+      }
+    }
+  }
   void init() async {
     await initSettings();
     final prefs = await SharedPreferences.getInstance();
@@ -73,20 +104,24 @@ class _SplashScreenState extends State<SplashScreen> {
 
   void Continue() async{
     await Users.initUserData();
-    Navigator.of(context).pushNamedAndRemoveUntil('/', (route) => false);
+    Navigator.of(context).pushReplacementNamed('/home');
+    print('Going home!');
   }
 
   @override
   Widget build(BuildContext context) {
     return Container(
-        color: Colors.purple,
+        color: Colors.redAccent,
         padding: EdgeInsets.all(80),
         child: Column(
             mainAxisSize: MainAxisSize.max,
             mainAxisAlignment: MainAxisAlignment.center,
             children: [
               Image(image: AssetImage('images/logo.png')),
+              SpinKitPouringHourGlass(color: Colors.white)
               // Text('Loading', style:TextStyle(color: Colors.grey, fontSize: 20,fontStyle: FontStyle.italic))
             ]));
   }
+
+  
 }

linux/.gitignore

@@ -0,0 +1 @@
+flutter/ephemeral

linux/CMakeLists.txt

@@ -0,0 +1,116 @@
+cmake_minimum_required(VERSION 3.10)
+project(runner LANGUAGES CXX)
+
+set(BINARY_NAME "tasktracker")
+set(APPLICATION_ID "com.Xperience.TaskTracker.tasktracker")
+
+cmake_policy(SET CMP0063 NEW)
+
+set(CMAKE_INSTALL_RPATH "$ORIGIN/lib")
+
+# Root filesystem for cross-building.
+if(FLUTTER_TARGET_PLATFORM_SYSROOT)
+  set(CMAKE_SYSROOT ${FLUTTER_TARGET_PLATFORM_SYSROOT})
+  set(CMAKE_FIND_ROOT_PATH ${CMAKE_SYSROOT})
+  set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+  set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
+  set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+  set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+endif()
+
+# Configure build options.
+if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
+  set(CMAKE_BUILD_TYPE "Debug" CACHE
+    STRING "Flutter build mode" FORCE)
+  set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS
+    "Debug" "Profile" "Release")
+endif()
+
+# Compilation settings that should be applied to most targets.
+function(APPLY_STANDARD_SETTINGS TARGET)
+  target_compile_features(${TARGET} PUBLIC cxx_std_14)
+  target_compile_options(${TARGET} PRIVATE -Wall -Werror)
+  target_compile_options(${TARGET} PRIVATE "$<$<NOT:$<CONFIG:Debug>>:-O3>")
+  target_compile_definitions(${TARGET} PRIVATE "$<$<NOT:$<CONFIG:Debug>>:NDEBUG>")
+endfunction()
+
+set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter")
+
+# Flutter library and tool build rules.
+add_subdirectory(${FLUTTER_MANAGED_DIR})
+
+# System-level dependencies.
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0)
+
+add_definitions(-DAPPLICATION_ID="${APPLICATION_ID}")
+
+# Application build
+add_executable(${BINARY_NAME}
+  "main.cc"
+  "my_application.cc"
+  "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc"
+)
+apply_standard_settings(${BINARY_NAME})
+target_link_libraries(${BINARY_NAME} PRIVATE flutter)
+target_link_libraries(${BINARY_NAME} PRIVATE PkgConfig::GTK)
+add_dependencies(${BINARY_NAME} flutter_assemble)
+# Only the install-generated bundle's copy of the executable will launch
+# correctly, since the resources must in the right relative locations. To avoid
+# people trying to run the unbundled copy, put it in a subdirectory instead of
+# the default top-level location.
+set_target_properties(${BINARY_NAME}
+  PROPERTIES
+  RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/intermediates_do_not_run"
+)
+
+# Generated plugin build rules, which manage building the plugins and adding
+# them to the application.
+include(flutter/generated_plugins.cmake)
+
+
+# === Installation ===
+# By default, "installing" just makes a relocatable bundle in the build
+# directory.
+set(BUILD_BUNDLE_DIR "${PROJECT_BINARY_DIR}/bundle")
+if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
+  set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE)
+endif()
+
+# Start with a clean build bundle directory every time.
+install(CODE "
+  file(REMOVE_RECURSE \"${BUILD_BUNDLE_DIR}/\")
+  " COMPONENT Runtime)
+
+set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data")
+set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib")
+
+install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}"
+  COMPONENT Runtime)
+
+install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}"
+  COMPONENT Runtime)
+
+install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+  COMPONENT Runtime)
+
+if(PLUGIN_BUNDLED_LIBRARIES)
+  install(FILES "${PLUGIN_BUNDLED_LIBRARIES}"
+    DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+    COMPONENT Runtime)
+endif()
+
+# Fully re-copy the assets directory on each build to avoid having stale files
+# from a previous install.
+set(FLUTTER_ASSET_DIR_NAME "flutter_assets")
+install(CODE "
+  file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\")
+  " COMPONENT Runtime)
+install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}"
+  DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime)
+
+# Install the AOT library on non-Debug builds only.
+if(NOT CMAKE_BUILD_TYPE MATCHES "Debug")
+  install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+    COMPONENT Runtime)
+endif()

linux/flutter/CMakeLists.txt

@@ -0,0 +1,87 @@
+cmake_minimum_required(VERSION 3.10)
+
+set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral")
+
+# Configuration provided via flutter tool.
+include(${EPHEMERAL_DIR}/generated_config.cmake)
+
+# TODO: Move the rest of this into files in ephemeral. See
+# https://github.com/flutter/flutter/issues/57146.
+
+# Serves the same purpose as list(TRANSFORM ... PREPEND ...),
+# which isn't available in 3.10.
+function(list_prepend LIST_NAME PREFIX)
+    set(NEW_LIST "")
+    foreach(element ${${LIST_NAME}})
+        list(APPEND NEW_LIST "${PREFIX}${element}")
+    endforeach(element)
+    set(${LIST_NAME} "${NEW_LIST}" PARENT_SCOPE)
+endfunction()
+
+# === Flutter Library ===
+# System-level dependencies.
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0)
+pkg_check_modules(GLIB REQUIRED IMPORTED_TARGET glib-2.0)
+pkg_check_modules(GIO REQUIRED IMPORTED_TARGET gio-2.0)
+
+set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/libflutter_linux_gtk.so")
+
+# Published to parent scope for install step.
+set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE)
+set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE)
+set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE)
+set(AOT_LIBRARY "${PROJECT_DIR}/build/lib/libapp.so" PARENT_SCOPE)
+
+list(APPEND FLUTTER_LIBRARY_HEADERS
+  "fl_basic_message_channel.h"
+  "fl_binary_codec.h"
+  "fl_binary_messenger.h"
+  "fl_dart_project.h"
+  "fl_engine.h"
+  "fl_json_message_codec.h"
+  "fl_json_method_codec.h"
+  "fl_message_codec.h"
+  "fl_method_call.h"
+  "fl_method_channel.h"
+  "fl_method_codec.h"
+  "fl_method_response.h"
+  "fl_plugin_registrar.h"
+  "fl_plugin_registry.h"
+  "fl_standard_message_codec.h"
+  "fl_standard_method_codec.h"
+  "fl_string_codec.h"
+  "fl_value.h"
+  "fl_view.h"
+  "flutter_linux.h"
+)
+list_prepend(FLUTTER_LIBRARY_HEADERS "${EPHEMERAL_DIR}/flutter_linux/")
+add_library(flutter INTERFACE)
+target_include_directories(flutter INTERFACE
+  "${EPHEMERAL_DIR}"
+)
+target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}")
+target_link_libraries(flutter INTERFACE
+  PkgConfig::GTK
+  PkgConfig::GLIB
+  PkgConfig::GIO
+)
+add_dependencies(flutter flutter_assemble)
+
+# === Flutter tool backend ===
+# _phony_ is a non-existent file to force this command to run every time,
+# since currently there's no way to get a full input/output list from the
+# flutter tool.
+add_custom_command(
+  OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS}
+    ${CMAKE_CURRENT_BINARY_DIR}/_phony_
+  COMMAND ${CMAKE_COMMAND} -E env
+    ${FLUTTER_TOOL_ENVIRONMENT}
+    "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.sh"
+      ${FLUTTER_TARGET_PLATFORM} ${CMAKE_BUILD_TYPE}
+  VERBATIM
+)
+add_custom_target(flutter_assemble DEPENDS
+  "${FLUTTER_LIBRARY}"
+  ${FLUTTER_LIBRARY_HEADERS}
+)

linux/flutter/generated_plugin_registrant.cc

@@ -0,0 +1,11 @@
+//
+//  Generated file. Do not edit.
+//
+
+// clang-format off
+
+#include "generated_plugin_registrant.h"
+
+
+void fl_register_plugins(FlPluginRegistry* registry) {
+}

linux/flutter/generated_plugin_registrant.h

@@ -0,0 +1,15 @@
+//
+//  Generated file. Do not edit.
+//
+
+// clang-format off
+
+#ifndef GENERATED_PLUGIN_REGISTRANT_
+#define GENERATED_PLUGIN_REGISTRANT_
+
+#include <flutter_linux/flutter_linux.h>
+
+// Registers Flutter plugins.
+void fl_register_plugins(FlPluginRegistry* registry);
+
+#endif  // GENERATED_PLUGIN_REGISTRANT_

linux/flutter/generated_plugins.cmake

@@ -0,0 +1,15 @@
+#
+# Generated file, do not edit.
+#
+
+list(APPEND FLUTTER_PLUGIN_LIST
+)
+
+set(PLUGIN_BUNDLED_LIBRARIES)
+
+foreach(plugin ${FLUTTER_PLUGIN_LIST})
+  add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/linux plugins/${plugin})
+  target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin)
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES $<TARGET_FILE:${plugin}_plugin>)
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries})
+endforeach(plugin)

linux/main.cc

@@ -0,0 +1,6 @@
+#include "my_application.h"
+
+int main(int argc, char** argv) {
+  g_autoptr(MyApplication) app = my_application_new();
+  return g_application_run(G_APPLICATION(app), argc, argv);
+}

linux/my_application.cc

@@ -0,0 +1,104 @@
+#include "my_application.h"
+
+#include <flutter_linux/flutter_linux.h>
+#ifdef GDK_WINDOWING_X11
+#include <gdk/gdkx.h>
+#endif
+
+#include "flutter/generated_plugin_registrant.h"
+
+struct _MyApplication {
+  GtkApplication parent_instance;
+  char** dart_entrypoint_arguments;
+};
+
+G_DEFINE_TYPE(MyApplication, my_application, GTK_TYPE_APPLICATION)
+
+// Implements GApplication::activate.
+static void my_application_activate(GApplication* application) {
+  MyApplication* self = MY_APPLICATION(application);
+  GtkWindow* window =
+      GTK_WINDOW(gtk_application_window_new(GTK_APPLICATION(application)));
+
+  // Use a header bar when running in GNOME as this is the common style used
+  // by applications and is the setup most users will be using (e.g. Ubuntu
+  // desktop).
+  // If running on X and not using GNOME then just use a traditional title bar
+  // in case the window manager does more exotic layout, e.g. tiling.
+  // If running on Wayland assume the header bar will work (may need changing
+  // if future cases occur).
+  gboolean use_header_bar = TRUE;
+#ifdef GDK_WINDOWING_X11
+  GdkScreen* screen = gtk_window_get_screen(window);
+  if (GDK_IS_X11_SCREEN(screen)) {
+    const gchar* wm_name = gdk_x11_screen_get_window_manager_name(screen);
+    if (g_strcmp0(wm_name, "GNOME Shell") != 0) {
+      use_header_bar = FALSE;
+    }
+  }
+#endif
+  if (use_header_bar) {
+    GtkHeaderBar* header_bar = GTK_HEADER_BAR(gtk_header_bar_new());
+    gtk_widget_show(GTK_WIDGET(header_bar));
+    gtk_header_bar_set_title(header_bar, "tasktracker");
+    gtk_header_bar_set_show_close_button(header_bar, TRUE);
+    gtk_window_set_titlebar(window, GTK_WIDGET(header_bar));
+  } else {
+    gtk_window_set_title(window, "tasktracker");
+  }
+
+  gtk_window_set_default_size(window, 1280, 720);
+  gtk_widget_show(GTK_WIDGET(window));
+
+  g_autoptr(FlDartProject) project = fl_dart_project_new();
+  fl_dart_project_set_dart_entrypoint_arguments(project, self->dart_entrypoint_arguments);
+
+  FlView* view = fl_view_new(project);
+  gtk_widget_show(GTK_WIDGET(view));
+  gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(view));
+
+  fl_register_plugins(FL_PLUGIN_REGISTRY(view));
+
+  gtk_widget_grab_focus(GTK_WIDGET(view));
+}
+
+// Implements GApplication::local_command_line.
+static gboolean my_application_local_command_line(GApplication* application, gchar*** arguments, int* exit_status) {
+  MyApplication* self = MY_APPLICATION(application);
+  // Strip out the first argument as it is the binary name.
+  self->dart_entrypoint_arguments = g_strdupv(*arguments + 1);
+
+  g_autoptr(GError) error = nullptr;
+  if (!g_application_register(application, nullptr, &error)) {
+     g_warning("Failed to register: %s", error->message);
+     *exit_status = 1;
+     return TRUE;
+  }
+
+  g_application_activate(application);
+  *exit_status = 0;
+
+  return TRUE;
+}
+
+// Implements GObject::dispose.
+static void my_application_dispose(GObject* object) {
+  MyApplication* self = MY_APPLICATION(object);
+  g_clear_pointer(&self->dart_entrypoint_arguments, g_strfreev);
+  G_OBJECT_CLASS(my_application_parent_class)->dispose(object);
+}
+
+static void my_application_class_init(MyApplicationClass* klass) {
+  G_APPLICATION_CLASS(klass)->activate = my_application_activate;
+  G_APPLICATION_CLASS(klass)->local_command_line = my_application_local_command_line;
+  G_OBJECT_CLASS(klass)->dispose = my_application_dispose;
+}
+
+static void my_application_init(MyApplication* self) {}
+
+MyApplication* my_application_new() {
+  return MY_APPLICATION(g_object_new(my_application_get_type(),
+                                     "application-id", APPLICATION_ID,
+                                     "flags", G_APPLICATION_NON_UNIQUE,
+                                     nullptr));
+}

linux/my_application.h

@@ -0,0 +1,18 @@
+#ifndef FLUTTER_MY_APPLICATION_H_
+#define FLUTTER_MY_APPLICATION_H_
+
+#include <gtk/gtk.h>
+
+G_DECLARE_FINAL_TYPE(MyApplication, my_application, MY, APPLICATION,
+                     GtkApplication)
+
+/**
+ * my_application_new:
+ *
+ * Creates a new Flutter-based application.
+ *
+ * Returns: a new #MyApplication.
+ */
+MyApplication* my_application_new();
+
+#endif  // FLUTTER_MY_APPLICATION_H_

pubspec.lock

@@ -1,6 +1,13 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  args:
+    dependency: transitive
+    description:
+      name: args
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.3.0"
   async:
     dependency: transitive
     description:
@@ -43,6 +50,48 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.15.0"
+  connectivity_plus:
+    dependency: "direct main"
+    description:
+      name: connectivity_plus
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.1"
+  connectivity_plus_linux:
+    dependency: transitive
+    description:
+      name: connectivity_plus_linux
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.3.0"
+  connectivity_plus_macos:
+    dependency: transitive
+    description:
+      name: connectivity_plus_macos
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.1"
+  connectivity_plus_platform_interface:
+    dependency: transitive
+    description:
+      name: connectivity_plus_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
+  connectivity_plus_web:
+    dependency: transitive
+    description:
+      name: connectivity_plus_web
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
+  connectivity_plus_windows:
+    dependency: transitive
+    description:
+      name: connectivity_plus_windows
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
   crypto:
     dependency: transitive
     description:
@@ -57,6 +106,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.4"
+  dbus:
+    dependency: transitive
+    description:
+      name: dbus
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.7.1"
   device_info_plus:
     dependency: "direct main"
     description:
@@ -146,6 +202,34 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.4"
+  flutter_local_notifications:
+    dependency: "direct main"
+    description:
+      name: flutter_local_notifications
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "9.3.3"
+  flutter_local_notifications_linux:
+    dependency: transitive
+    description:
+      name: flutter_local_notifications_linux
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.4.2"
+  flutter_local_notifications_platform_interface:
+    dependency: transitive
+    description:
+      name: flutter_local_notifications_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "5.0.0"
+  flutter_spinkit:
+    dependency: "direct main"
+    description:
+      name: flutter_spinkit
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "5.1.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -219,6 +303,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.0"
+  nm:
+    dependency: transitive
+    description:
+      name: nm
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.5.0"
   path:
     dependency: transitive
     description:
@@ -275,6 +366,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.5"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.4.0"
   platform:
     dependency: transitive
     description:
@@ -303,6 +401,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "6.0.2"
+  rxdart:
+    dependency: "direct main"
+    description:
+      name: rxdart
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.27.3"
   shared_preferences:
     dependency: "direct main"
     description:
@@ -364,13 +469,6 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.99"
-  sn_progress_dialog:
-    dependency: "direct main"
-    description:
-      name: sn_progress_dialog
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.0.3"
   source_span:
     dependency: transitive
     description:
@@ -448,6 +546,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.4.8"
+  timezone:
+    dependency: transitive
+    description:
+      name: timezone
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.8.0"
   typed_data:
     dependency: transitive
     description:
@@ -518,6 +623,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.2.0+1"
+  xml:
+    dependency: transitive
+    description:
+      name: xml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "5.3.1"
 sdks:
   dart: ">=2.16.0 <3.0.0"
   flutter: ">=2.8.0"

pubspec.yaml

@@ -30,6 +30,10 @@ dependencies:
   flutter:
     sdk: flutter
 
+  connectivity_plus: ^2.2.1
+  flutter_spinkit: ^5.1.0
+  flutter_local_notifications: ^9.3.3
+  rxdart: ^0.27.1
   provider: ^6.0.2
   cupertino_icons: ^1.0.2
   uuid: ^3.0.5
@@ -39,11 +43,10 @@ dependencies:
   sqflite: ^2.0.2
   intl: ^0.17.0
   flutter_colorpicker: ^1.0.3
-  path_provider: ^2.0.9
+  path_provider: ^2.0.0
   shared_preferences: ^2.0.13
   http: ^0.13.4
   device_info_plus: ^3.2.1
-  sn_progress_dialog: ^1.0.3
   flutter_lints: ^1.0.0
 dev_dependencies:
   flutter_test:

web/index.html

@@ -0,0 +1,104 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <!--
+    If you are serving your web app in a path other than the root, change the
+    href value below to reflect the base path you are serving from.
+
+    The path provided below has to start and end with a slash "/" in order for
+    it to work correctly.
+
+    For more details:
+    * https://developer.mozilla.org/en-US/docs/Web/HTML/Element/base
+
+    This is a placeholder for base href that will be replaced by the value of
+    the `--base-href` argument provided to `flutter build`.
+  -->
+  <base href="$FLUTTER_BASE_HREF">
+
+  <meta charset="UTF-8">
+  <meta content="IE=Edge" http-equiv="X-UA-Compatible">
+  <meta name="description" content="A new Flutter project.">
+
+  <!-- iOS meta tags & icons -->
+  <meta name="apple-mobile-web-app-capable" content="yes">
+  <meta name="apple-mobile-web-app-status-bar-style" content="black">
+  <meta name="apple-mobile-web-app-title" content="tasktracker">
+  <link rel="apple-touch-icon" href="icons/Icon-192.png">
+
+  <!-- Favicon -->
+  <link rel="icon" type="image/png" href="favicon.png"/>
+
+  <title>tasktracker</title>
+  <link rel="manifest" href="manifest.json">
+</head>
+<body>
+  <!-- This script installs service_worker.js to provide PWA functionality to
+       application. For more information, see:
+       https://developers.google.com/web/fundamentals/primers/service-workers -->
+  <script>
+    var serviceWorkerVersion = null;
+    var scriptLoaded = false;
+    function loadMainDartJs() {
+      if (scriptLoaded) {
+        return;
+      }
+      scriptLoaded = true;
+      var scriptTag = document.createElement('script');
+      scriptTag.src = 'main.dart.js';
+      scriptTag.type = 'application/javascript';
+      document.body.append(scriptTag);
+    }
+
+    if ('serviceWorker' in navigator) {
+      // Service workers are supported. Use them.
+      window.addEventListener('load', function () {
+        // Wait for registration to finish before dropping the <script> tag.
+        // Otherwise, the browser will load the script multiple times,
+        // potentially different versions.
+        var serviceWorkerUrl = 'flutter_service_worker.js?v=' + serviceWorkerVersion;
+        navigator.serviceWorker.register(serviceWorkerUrl)
+          .then((reg) => {
+            function waitForActivation(serviceWorker) {
+              serviceWorker.addEventListener('statechange', () => {
+                if (serviceWorker.state == 'activated') {
+                  console.log('Installed new service worker.');
+                  loadMainDartJs();
+                }
+              });
+            }
+            if (!reg.active && (reg.installing || reg.waiting)) {
+              // No active web worker and we have installed or are installing
+              // one for the first time. Simply wait for it to activate.
+              waitForActivation(reg.installing || reg.waiting);
+            } else if (!reg.active.scriptURL.endsWith(serviceWorkerVersion)) {
+              // When the app updates the serviceWorkerVersion changes, so we
+              // need to ask the service worker to update.
+              console.log('New service worker available.');
+              reg.update();
+              waitForActivation(reg.installing);
+            } else {
+              // Existing service worker is still good.
+              console.log('Loading app from service worker.');
+              loadMainDartJs();
+            }
+          });
+
+        // If service worker doesn't succeed in a reasonable amount of time,
+        // fallback to plaint <script> tag.
+        setTimeout(() => {
+          if (!scriptLoaded) {
+            console.warn(
+              'Failed to load app from service worker. Falling back to plain <script> tag.',
+            );
+            loadMainDartJs();
+          }
+        }, 4000);
+      });
+    } else {
+      // Service workers not supported. Just drop the <script> tag.
+      loadMainDartJs();
+    }
+  </script>
+</body>
+</html>

web/manifest.json

@@ -0,0 +1,35 @@
+{
+    "name": "tasktracker",
+    "short_name": "tasktracker",
+    "start_url": ".",
+    "display": "standalone",
+    "background_color": "#0175C2",
+    "theme_color": "#0175C2",
+    "description": "A new Flutter project.",
+    "orientation": "portrait-primary",
+    "prefer_related_applications": false,
+    "icons": [
+        {
+            "src": "icons/Icon-192.png",
+            "sizes": "192x192",
+            "type": "image/png"
+        },
+        {
+            "src": "icons/Icon-512.png",
+            "sizes": "512x512",
+            "type": "image/png"
+        },
+        {
+            "src": "icons/Icon-maskable-192.png",
+            "sizes": "192x192",
+            "type": "image/png",
+            "purpose": "maskable"
+        },
+        {
+            "src": "icons/Icon-maskable-512.png",
+            "sizes": "512x512",
+            "type": "image/png",
+            "purpose": "maskable"
+        }
+    ]
+}

windows/.gitignore

@@ -0,0 +1,17 @@
+flutter/ephemeral/
+
+# Visual Studio user-specific files.
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# Visual Studio build-related files.
+x64/
+x86/
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/

windows/CMakeLists.txt

@@ -0,0 +1,95 @@
+cmake_minimum_required(VERSION 3.14)
+project(tasktracker LANGUAGES CXX)
+
+set(BINARY_NAME "tasktracker")
+
+cmake_policy(SET CMP0063 NEW)
+
+set(CMAKE_INSTALL_RPATH "$ORIGIN/lib")
+
+# Configure build options.
+get_property(IS_MULTICONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)
+if(IS_MULTICONFIG)
+  set(CMAKE_CONFIGURATION_TYPES "Debug;Profile;Release"
+    CACHE STRING "" FORCE)
+else()
+  if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
+    set(CMAKE_BUILD_TYPE "Debug" CACHE
+      STRING "Flutter build mode" FORCE)
+    set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS
+      "Debug" "Profile" "Release")
+  endif()
+endif()
+
+set(CMAKE_EXE_LINKER_FLAGS_PROFILE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}")
+set(CMAKE_SHARED_LINKER_FLAGS_PROFILE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE}")
+set(CMAKE_C_FLAGS_PROFILE "${CMAKE_C_FLAGS_RELEASE}")
+set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS_RELEASE}")
+
+# Use Unicode for all projects.
+add_definitions(-DUNICODE -D_UNICODE)
+
+# Compilation settings that should be applied to most targets.
+function(APPLY_STANDARD_SETTINGS TARGET)
+  target_compile_features(${TARGET} PUBLIC cxx_std_17)
+  target_compile_options(${TARGET} PRIVATE /W4 /WX /wd"4100")
+  target_compile_options(${TARGET} PRIVATE /EHsc)
+  target_compile_definitions(${TARGET} PRIVATE "_HAS_EXCEPTIONS=0")
+  target_compile_definitions(${TARGET} PRIVATE "$<$<CONFIG:Debug>:_DEBUG>")
+endfunction()
+
+set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter")
+
+# Flutter library and tool build rules.
+add_subdirectory(${FLUTTER_MANAGED_DIR})
+
+# Application build
+add_subdirectory("runner")
+
+# Generated plugin build rules, which manage building the plugins and adding
+# them to the application.
+include(flutter/generated_plugins.cmake)
+
+
+# === Installation ===
+# Support files are copied into place next to the executable, so that it can
+# run in place. This is done instead of making a separate bundle (as on Linux)
+# so that building and running from within Visual Studio will work.
+set(BUILD_BUNDLE_DIR "$<TARGET_FILE_DIR:${BINARY_NAME}>")
+# Make the "install" step default, as it's required to run.
+set(CMAKE_VS_INCLUDE_INSTALL_TO_DEFAULT_BUILD 1)
+if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
+  set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE)
+endif()
+
+set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data")
+set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}")
+
+install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}"
+  COMPONENT Runtime)
+
+install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}"
+  COMPONENT Runtime)
+
+install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+  COMPONENT Runtime)
+
+if(PLUGIN_BUNDLED_LIBRARIES)
+  install(FILES "${PLUGIN_BUNDLED_LIBRARIES}"
+    DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+    COMPONENT Runtime)
+endif()
+
+# Fully re-copy the assets directory on each build to avoid having stale files
+# from a previous install.
+set(FLUTTER_ASSET_DIR_NAME "flutter_assets")
+install(CODE "
+  file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\")
+  " COMPONENT Runtime)
+install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}"
+  DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime)
+
+# Install the AOT library on non-Debug builds only.
+install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}"
+  CONFIGURATIONS Profile;Release
+  COMPONENT Runtime)

windows/flutter/CMakeLists.txt

@@ -0,0 +1,103 @@
+cmake_minimum_required(VERSION 3.14)
+
+set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral")
+
+# Configuration provided via flutter tool.
+include(${EPHEMERAL_DIR}/generated_config.cmake)
+
+# TODO: Move the rest of this into files in ephemeral. See
+# https://github.com/flutter/flutter/issues/57146.
+set(WRAPPER_ROOT "${EPHEMERAL_DIR}/cpp_client_wrapper")
+
+# === Flutter Library ===
+set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/flutter_windows.dll")
+
+# Published to parent scope for install step.
+set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE)
+set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE)
+set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE)
+set(AOT_LIBRARY "${PROJECT_DIR}/build/windows/app.so" PARENT_SCOPE)
+
+list(APPEND FLUTTER_LIBRARY_HEADERS
+  "flutter_export.h"
+  "flutter_windows.h"
+  "flutter_messenger.h"
+  "flutter_plugin_registrar.h"
+  "flutter_texture_registrar.h"
+)
+list(TRANSFORM FLUTTER_LIBRARY_HEADERS PREPEND "${EPHEMERAL_DIR}/")
+add_library(flutter INTERFACE)
+target_include_directories(flutter INTERFACE
+  "${EPHEMERAL_DIR}"
+)
+target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}.lib")
+add_dependencies(flutter flutter_assemble)
+
+# === Wrapper ===
+list(APPEND CPP_WRAPPER_SOURCES_CORE
+  "core_implementations.cc"
+  "standard_codec.cc"
+)
+list(TRANSFORM CPP_WRAPPER_SOURCES_CORE PREPEND "${WRAPPER_ROOT}/")
+list(APPEND CPP_WRAPPER_SOURCES_PLUGIN
+  "plugin_registrar.cc"
+)
+list(TRANSFORM CPP_WRAPPER_SOURCES_PLUGIN PREPEND "${WRAPPER_ROOT}/")
+list(APPEND CPP_WRAPPER_SOURCES_APP
+  "flutter_engine.cc"
+  "flutter_view_controller.cc"
+)
+list(TRANSFORM CPP_WRAPPER_SOURCES_APP PREPEND "${WRAPPER_ROOT}/")
+
+# Wrapper sources needed for a plugin.
+add_library(flutter_wrapper_plugin STATIC
+  ${CPP_WRAPPER_SOURCES_CORE}
+  ${CPP_WRAPPER_SOURCES_PLUGIN}
+)
+apply_standard_settings(flutter_wrapper_plugin)
+set_target_properties(flutter_wrapper_plugin PROPERTIES
+  POSITION_INDEPENDENT_CODE ON)
+set_target_properties(flutter_wrapper_plugin PROPERTIES
+  CXX_VISIBILITY_PRESET hidden)
+target_link_libraries(flutter_wrapper_plugin PUBLIC flutter)
+target_include_directories(flutter_wrapper_plugin PUBLIC
+  "${WRAPPER_ROOT}/include"
+)
+add_dependencies(flutter_wrapper_plugin flutter_assemble)
+
+# Wrapper sources needed for the runner.
+add_library(flutter_wrapper_app STATIC
+  ${CPP_WRAPPER_SOURCES_CORE}
+  ${CPP_WRAPPER_SOURCES_APP}
+)
+apply_standard_settings(flutter_wrapper_app)
+target_link_libraries(flutter_wrapper_app PUBLIC flutter)
+target_include_directories(flutter_wrapper_app PUBLIC
+  "${WRAPPER_ROOT}/include"
+)
+add_dependencies(flutter_wrapper_app flutter_assemble)
+
+# === Flutter tool backend ===
+# _phony_ is a non-existent file to force this command to run every time,
+# since currently there's no way to get a full input/output list from the
+# flutter tool.
+set(PHONY_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/_phony_")
+set_source_files_properties("${PHONY_OUTPUT}" PROPERTIES SYMBOLIC TRUE)
+add_custom_command(
+  OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS}
+    ${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_PLUGIN}
+    ${CPP_WRAPPER_SOURCES_APP}
+    ${PHONY_OUTPUT}
+  COMMAND ${CMAKE_COMMAND} -E env
+    ${FLUTTER_TOOL_ENVIRONMENT}
+    "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.bat"
+      windows-x64 $<CONFIG>
+  VERBATIM
+)
+add_custom_target(flutter_assemble DEPENDS
+  "${FLUTTER_LIBRARY}"
+  ${FLUTTER_LIBRARY_HEADERS}
+  ${CPP_WRAPPER_SOURCES_CORE}
+  ${CPP_WRAPPER_SOURCES_PLUGIN}
+  ${CPP_WRAPPER_SOURCES_APP}
+)

windows/flutter/generated_plugin_registrant.cc

@@ -0,0 +1,14 @@
+//
+//  Generated file. Do not edit.
+//
+
+// clang-format off
+
+#include "generated_plugin_registrant.h"
+
+#include <connectivity_plus_windows/connectivity_plus_windows_plugin.h>
+
+void RegisterPlugins(flutter::PluginRegistry* registry) {
+  ConnectivityPlusWindowsPluginRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("ConnectivityPlusWindowsPlugin"));
+}

windows/flutter/generated_plugin_registrant.h

@@ -0,0 +1,15 @@
+//
+//  Generated file. Do not edit.
+//
+
+// clang-format off
+
+#ifndef GENERATED_PLUGIN_REGISTRANT_
+#define GENERATED_PLUGIN_REGISTRANT_
+
+#include <flutter/plugin_registry.h>
+
+// Registers Flutter plugins.
+void RegisterPlugins(flutter::PluginRegistry* registry);
+
+#endif  // GENERATED_PLUGIN_REGISTRANT_

windows/flutter/generated_plugins.cmake

@@ -0,0 +1,16 @@
+#
+# Generated file, do not edit.
+#
+
+list(APPEND FLUTTER_PLUGIN_LIST
+  connectivity_plus_windows
+)
+
+set(PLUGIN_BUNDLED_LIBRARIES)
+
+foreach(plugin ${FLUTTER_PLUGIN_LIST})
+  add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/windows plugins/${plugin})
+  target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin)
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES $<TARGET_FILE:${plugin}_plugin>)
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries})
+endforeach(plugin)

windows/runner/CMakeLists.txt

@@ -0,0 +1,17 @@
+cmake_minimum_required(VERSION 3.14)
+project(runner LANGUAGES CXX)
+
+add_executable(${BINARY_NAME} WIN32
+  "flutter_window.cpp"
+  "main.cpp"
+  "utils.cpp"
+  "win32_window.cpp"
+  "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc"
+  "Runner.rc"
+  "runner.exe.manifest"
+)
+apply_standard_settings(${BINARY_NAME})
+target_compile_definitions(${BINARY_NAME} PRIVATE "NOMINMAX")
+target_link_libraries(${BINARY_NAME} PRIVATE flutter flutter_wrapper_app)
+target_include_directories(${BINARY_NAME} PRIVATE "${CMAKE_SOURCE_DIR}")
+add_dependencies(${BINARY_NAME} flutter_assemble)

windows/runner/Runner.rc

@@ -0,0 +1,121 @@
+// Microsoft Visual C++ generated resource script.
+//
+#pragma code_page(65001)
+#include "resource.h"
+
+#define APSTUDIO_READONLY_SYMBOLS
+/////////////////////////////////////////////////////////////////////////////
+//
+// Generated from the TEXTINCLUDE 2 resource.
+//
+#include "winres.h"
+
+/////////////////////////////////////////////////////////////////////////////
+#undef APSTUDIO_READONLY_SYMBOLS
+
+/////////////////////////////////////////////////////////////////////////////
+// English (United States) resources
+
+#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU)
+LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
+
+#ifdef APSTUDIO_INVOKED
+/////////////////////////////////////////////////////////////////////////////
+//
+// TEXTINCLUDE
+//
+
+1 TEXTINCLUDE
+BEGIN
+    "resource.h\0"
+END
+
+2 TEXTINCLUDE
+BEGIN
+    "#include ""winres.h""\r\n"
+    "\0"
+END
+
+3 TEXTINCLUDE
+BEGIN
+    "\r\n"
+    "\0"
+END
+
+#endif    // APSTUDIO_INVOKED
+
+
+/////////////////////////////////////////////////////////////////////////////
+//
+// Icon
+//
+
+// Icon with lowest ID value placed first to ensure application icon
+// remains consistent on all systems.
+IDI_APP_ICON            ICON                    "resources\\app_icon.ico"
+
+
+/////////////////////////////////////////////////////////////////////////////
+//
+// Version
+//
+
+#ifdef FLUTTER_BUILD_NUMBER
+#define VERSION_AS_NUMBER FLUTTER_BUILD_NUMBER
+#else
+#define VERSION_AS_NUMBER 1,0,0
+#endif
+
+#ifdef FLUTTER_BUILD_NAME
+#define VERSION_AS_STRING #FLUTTER_BUILD_NAME
+#else
+#define VERSION_AS_STRING "1.0.0"
+#endif
+
+VS_VERSION_INFO VERSIONINFO
+ FILEVERSION VERSION_AS_NUMBER
+ PRODUCTVERSION VERSION_AS_NUMBER
+ FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
+#ifdef _DEBUG
+ FILEFLAGS VS_FF_DEBUG
+#else
+ FILEFLAGS 0x0L
+#endif
+ FILEOS VOS__WINDOWS32
+ FILETYPE VFT_APP
+ FILESUBTYPE 0x0L
+BEGIN
+    BLOCK "StringFileInfo"
+    BEGIN
+        BLOCK "040904e4"
+        BEGIN
+            VALUE "CompanyName", "com.Xperience.TaskTracker" "\0"
+            VALUE "FileDescription", "tasktracker" "\0"
+            VALUE "FileVersion", VERSION_AS_STRING "\0"
+            VALUE "InternalName", "tasktracker" "\0"
+            VALUE "LegalCopyright", "Copyright (C) 2022 com.Xperience.TaskTracker. All rights reserved." "\0"
+            VALUE "OriginalFilename", "tasktracker.exe" "\0"
+            VALUE "ProductName", "tasktracker" "\0"
+            VALUE "ProductVersion", VERSION_AS_STRING "\0"
+        END
+    END
+    BLOCK "VarFileInfo"
+    BEGIN
+        VALUE "Translation", 0x409, 1252
+    END
+END
+
+#endif    // English (United States) resources
+/////////////////////////////////////////////////////////////////////////////
+
+
+
+#ifndef APSTUDIO_INVOKED
+/////////////////////////////////////////////////////////////////////////////
+//
+// Generated from the TEXTINCLUDE 3 resource.
+//
+
+
+/////////////////////////////////////////////////////////////////////////////
+#endif    // not APSTUDIO_INVOKED

windows/runner/flutter_window.cpp

@@ -0,0 +1,61 @@
+#include "flutter_window.h"
+
+#include <optional>
+
+#include "flutter/generated_plugin_registrant.h"
+
+FlutterWindow::FlutterWindow(const flutter::DartProject& project)
+    : project_(project) {}
+
+FlutterWindow::~FlutterWindow() {}
+
+bool FlutterWindow::OnCreate() {
+  if (!Win32Window::OnCreate()) {
+    return false;
+  }
+
+  RECT frame = GetClientArea();
+
+  // The size here must match the window dimensions to avoid unnecessary surface
+  // creation / destruction in the startup path.
+  flutter_controller_ = std::make_unique<flutter::FlutterViewController>(
+      frame.right - frame.left, frame.bottom - frame.top, project_);
+  // Ensure that basic setup of the controller was successful.
+  if (!flutter_controller_->engine() || !flutter_controller_->view()) {
+    return false;
+  }
+  RegisterPlugins(flutter_controller_->engine());
+  SetChildContent(flutter_controller_->view()->GetNativeWindow());
+  return true;
+}
+
+void FlutterWindow::OnDestroy() {
+  if (flutter_controller_) {
+    flutter_controller_ = nullptr;
+  }
+
+  Win32Window::OnDestroy();
+}
+
+LRESULT
+FlutterWindow::MessageHandler(HWND hwnd, UINT const message,
+                              WPARAM const wparam,
+                              LPARAM const lparam) noexcept {
+  // Give Flutter, including plugins, an opportunity to handle window messages.
+  if (flutter_controller_) {
+    std::optional<LRESULT> result =
+        flutter_controller_->HandleTopLevelWindowProc(hwnd, message, wparam,
+                                                      lparam);
+    if (result) {
+      return *result;
+    }
+  }
+
+  switch (message) {
+    case WM_FONTCHANGE:
+      flutter_controller_->engine()->ReloadSystemFonts();
+      break;
+  }
+
+  return Win32Window::MessageHandler(hwnd, message, wparam, lparam);
+}

windows/runner/flutter_window.h

@@ -0,0 +1,33 @@
+#ifndef RUNNER_FLUTTER_WINDOW_H_
+#define RUNNER_FLUTTER_WINDOW_H_
+
+#include <flutter/dart_project.h>
+#include <flutter/flutter_view_controller.h>
+
+#include <memory>
+
+#include "win32_window.h"
+
+// A window that does nothing but host a Flutter view.
+class FlutterWindow : public Win32Window {
+ public:
+  // Creates a new FlutterWindow hosting a Flutter view running |project|.
+  explicit FlutterWindow(const flutter::DartProject& project);
+  virtual ~FlutterWindow();
+
+ protected:
+  // Win32Window:
+  bool OnCreate() override;
+  void OnDestroy() override;
+  LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam,
+                         LPARAM const lparam) noexcept override;
+
+ private:
+  // The project to run.
+  flutter::DartProject project_;
+
+  // The Flutter instance hosted by this window.
+  std::unique_ptr<flutter::FlutterViewController> flutter_controller_;
+};
+
+#endif  // RUNNER_FLUTTER_WINDOW_H_

windows/runner/main.cpp

@@ -0,0 +1,43 @@
+#include <flutter/dart_project.h>
+#include <flutter/flutter_view_controller.h>
+#include <windows.h>
+
+#include "flutter_window.h"
+#include "utils.h"
+
+int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
+                      _In_ wchar_t *command_line, _In_ int show_command) {
+  // Attach to console when present (e.g., 'flutter run') or create a
+  // new console when running with a debugger.
+  if (!::AttachConsole(ATTACH_PARENT_PROCESS) && ::IsDebuggerPresent()) {
+    CreateAndAttachConsole();
+  }
+
+  // Initialize COM, so that it is available for use in the library and/or
+  // plugins.
+  ::CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED);
+
+  flutter::DartProject project(L"data");
+
+  std::vector<std::string> command_line_arguments =
+      GetCommandLineArguments();
+
+  project.set_dart_entrypoint_arguments(std::move(command_line_arguments));
+
+  FlutterWindow window(project);
+  Win32Window::Point origin(10, 10);
+  Win32Window::Size size(1280, 720);
+  if (!window.CreateAndShow(L"tasktracker", origin, size)) {
+    return EXIT_FAILURE;
+  }
+  window.SetQuitOnClose(true);
+
+  ::MSG msg;
+  while (::GetMessage(&msg, nullptr, 0, 0)) {
+    ::TranslateMessage(&msg);
+    ::DispatchMessage(&msg);
+  }
+
+  ::CoUninitialize();
+  return EXIT_SUCCESS;
+}

windows/runner/resource.h

@@ -0,0 +1,16 @@
+//{{NO_DEPENDENCIES}}
+// Microsoft Visual C++ generated include file.
+// Used by Runner.rc
+//
+#define IDI_APP_ICON                    101
+
+// Next default values for new objects
+//
+#ifdef APSTUDIO_INVOKED
+#ifndef APSTUDIO_READONLY_SYMBOLS
+#define _APS_NEXT_RESOURCE_VALUE        102
+#define _APS_NEXT_COMMAND_VALUE         40001
+#define _APS_NEXT_CONTROL_VALUE         1001
+#define _APS_NEXT_SYMED_VALUE           101
+#endif
+#endif

windows/runner/runner.exe.manifest

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
+  <application xmlns="urn:schemas-microsoft-com:asm.v3">
+    <windowsSettings>
+      <dpiAwareness xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">PerMonitorV2</dpiAwareness>
+    </windowsSettings>
+  </application>
+  <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
+    <application>
+      <!-- Windows 10 -->
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"/>
+      <!-- Windows 8.1 -->
+      <supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/>
+      <!-- Windows 8 -->
+      <supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/>
+      <!-- Windows 7 -->
+      <supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/>
+    </application>
+  </compatibility>
+</assembly>

windows/runner/utils.cpp

@@ -0,0 +1,64 @@
+#include "utils.h"
+
+#include <flutter_windows.h>
+#include <io.h>
+#include <stdio.h>
+#include <windows.h>
+
+#include <iostream>
+
+void CreateAndAttachConsole() {
+  if (::AllocConsole()) {
+    FILE *unused;
+    if (freopen_s(&unused, "CONOUT$", "w", stdout)) {
+      _dup2(_fileno(stdout), 1);
+    }
+    if (freopen_s(&unused, "CONOUT$", "w", stderr)) {
+      _dup2(_fileno(stdout), 2);
+    }
+    std::ios::sync_with_stdio();
+    FlutterDesktopResyncOutputStreams();
+  }
+}
+
+std::vector<std::string> GetCommandLineArguments() {
+  // Convert the UTF-16 command line arguments to UTF-8 for the Engine to use.
+  int argc;
+  wchar_t** argv = ::CommandLineToArgvW(::GetCommandLineW(), &argc);
+  if (argv == nullptr) {
+    return std::vector<std::string>();
+  }
+
+  std::vector<std::string> command_line_arguments;
+
+  // Skip the first argument as it's the binary name.
+  for (int i = 1; i < argc; i++) {
+    command_line_arguments.push_back(Utf8FromUtf16(argv[i]));
+  }
+
+  ::LocalFree(argv);
+
+  return command_line_arguments;
+}
+
+std::string Utf8FromUtf16(const wchar_t* utf16_string) {
+  if (utf16_string == nullptr) {
+    return std::string();
+  }
+  int target_length = ::WideCharToMultiByte(
+      CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string,
+      -1, nullptr, 0, nullptr, nullptr);
+  if (target_length == 0) {
+    return std::string();
+  }
+  std::string utf8_string;
+  utf8_string.resize(target_length);
+  int converted_length = ::WideCharToMultiByte(
+      CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string,
+      -1, utf8_string.data(),
+      target_length, nullptr, nullptr);
+  if (converted_length == 0) {
+    return std::string();
+  }
+  return utf8_string;
+}

windows/runner/utils.h

@@ -0,0 +1,19 @@
+#ifndef RUNNER_UTILS_H_
+#define RUNNER_UTILS_H_
+
+#include <string>
+#include <vector>
+
+// Creates a console for the process, and redirects stdout and stderr to
+// it for both the runner and the Flutter library.
+void CreateAndAttachConsole();
+
+// Takes a null-terminated wchar_t* encoded in UTF-16 and returns a std::string
+// encoded in UTF-8. Returns an empty std::string on failure.
+std::string Utf8FromUtf16(const wchar_t* utf16_string);
+
+// Gets the command line arguments passed in as a std::vector<std::string>,
+// encoded in UTF-8. Returns an empty std::vector<std::string> on failure.
+std::vector<std::string> GetCommandLineArguments();
+
+#endif  // RUNNER_UTILS_H_

windows/runner/win32_window.cpp

@@ -0,0 +1,245 @@
+#include "win32_window.h"
+
+#include <flutter_windows.h>
+
+#include "resource.h"
+
+namespace {
+
+constexpr const wchar_t kWindowClassName[] = L"FLUTTER_RUNNER_WIN32_WINDOW";
+
+// The number of Win32Window objects that currently exist.
+static int g_active_window_count = 0;
+
+using EnableNonClientDpiScaling = BOOL __stdcall(HWND hwnd);
+
+// Scale helper to convert logical scaler values to physical using passed in
+// scale factor
+int Scale(int source, double scale_factor) {
+  return static_cast<int>(source * scale_factor);
+}
+
+// Dynamically loads the |EnableNonClientDpiScaling| from the User32 module.
+// This API is only needed for PerMonitor V1 awareness mode.
+void EnableFullDpiSupportIfAvailable(HWND hwnd) {
+  HMODULE user32_module = LoadLibraryA("User32.dll");
+  if (!user32_module) {
+    return;
+  }
+  auto enable_non_client_dpi_scaling =
+      reinterpret_cast<EnableNonClientDpiScaling*>(
+          GetProcAddress(user32_module, "EnableNonClientDpiScaling"));
+  if (enable_non_client_dpi_scaling != nullptr) {
+    enable_non_client_dpi_scaling(hwnd);
+    FreeLibrary(user32_module);
+  }
+}
+
+}  // namespace
+
+// Manages the Win32Window's window class registration.
+class WindowClassRegistrar {
+ public:
+  ~WindowClassRegistrar() = default;
+
+  // Returns the singleton registar instance.
+  static WindowClassRegistrar* GetInstance() {
+    if (!instance_) {
+      instance_ = new WindowClassRegistrar();
+    }
+    return instance_;
+  }
+
+  // Returns the name of the window class, registering the class if it hasn't
+  // previously been registered.
+  const wchar_t* GetWindowClass();
+
+  // Unregisters the window class. Should only be called if there are no
+  // instances of the window.
+  void UnregisterWindowClass();
+
+ private:
+  WindowClassRegistrar() = default;
+
+  static WindowClassRegistrar* instance_;
+
+  bool class_registered_ = false;
+};
+
+WindowClassRegistrar* WindowClassRegistrar::instance_ = nullptr;
+
+const wchar_t* WindowClassRegistrar::GetWindowClass() {
+  if (!class_registered_) {
+    WNDCLASS window_class{};
+    window_class.hCursor = LoadCursor(nullptr, IDC_ARROW);
+    window_class.lpszClassName = kWindowClassName;
+    window_class.style = CS_HREDRAW | CS_VREDRAW;
+    window_class.cbClsExtra = 0;
+    window_class.cbWndExtra = 0;
+    window_class.hInstance = GetModuleHandle(nullptr);
+    window_class.hIcon =
+        LoadIcon(window_class.hInstance, MAKEINTRESOURCE(IDI_APP_ICON));
+    window_class.hbrBackground = 0;
+    window_class.lpszMenuName = nullptr;
+    window_class.lpfnWndProc = Win32Window::WndProc;
+    RegisterClass(&window_class);
+    class_registered_ = true;
+  }
+  return kWindowClassName;
+}
+
+void WindowClassRegistrar::UnregisterWindowClass() {
+  UnregisterClass(kWindowClassName, nullptr);
+  class_registered_ = false;
+}
+
+Win32Window::Win32Window() {
+  ++g_active_window_count;
+}
+
+Win32Window::~Win32Window() {
+  --g_active_window_count;
+  Destroy();
+}
+
+bool Win32Window::CreateAndShow(const std::wstring& title,
+                                const Point& origin,
+                                const Size& size) {
+  Destroy();
+
+  const wchar_t* window_class =
+      WindowClassRegistrar::GetInstance()->GetWindowClass();
+
+  const POINT target_point = {static_cast<LONG>(origin.x),
+                              static_cast<LONG>(origin.y)};
+  HMONITOR monitor = MonitorFromPoint(target_point, MONITOR_DEFAULTTONEAREST);
+  UINT dpi = FlutterDesktopGetDpiForMonitor(monitor);
+  double scale_factor = dpi / 96.0;
+
+  HWND window = CreateWindow(
+      window_class, title.c_str(), WS_OVERLAPPEDWINDOW | WS_VISIBLE,
+      Scale(origin.x, scale_factor), Scale(origin.y, scale_factor),
+      Scale(size.width, scale_factor), Scale(size.height, scale_factor),
+      nullptr, nullptr, GetModuleHandle(nullptr), this);
+
+  if (!window) {
+    return false;
+  }
+
+  return OnCreate();
+}
+
+// static
+LRESULT CALLBACK Win32Window::WndProc(HWND const window,
+                                      UINT const message,
+                                      WPARAM const wparam,
+                                      LPARAM const lparam) noexcept {
+  if (message == WM_NCCREATE) {
+    auto window_struct = reinterpret_cast<CREATESTRUCT*>(lparam);
+    SetWindowLongPtr(window, GWLP_USERDATA,
+                     reinterpret_cast<LONG_PTR>(window_struct->lpCreateParams));
+
+    auto that = static_cast<Win32Window*>(window_struct->lpCreateParams);
+    EnableFullDpiSupportIfAvailable(window);
+    that->window_handle_ = window;
+  } else if (Win32Window* that = GetThisFromHandle(window)) {
+    return that->MessageHandler(window, message, wparam, lparam);
+  }
+
+  return DefWindowProc(window, message, wparam, lparam);
+}
+
+LRESULT
+Win32Window::MessageHandler(HWND hwnd,
+                            UINT const message,
+                            WPARAM const wparam,
+                            LPARAM const lparam) noexcept {
+  switch (message) {
+    case WM_DESTROY:
+      window_handle_ = nullptr;
+      Destroy();
+      if (quit_on_close_) {
+        PostQuitMessage(0);
+      }
+      return 0;
+
+    case WM_DPICHANGED: {
+      auto newRectSize = reinterpret_cast<RECT*>(lparam);
+      LONG newWidth = newRectSize->right - newRectSize->left;
+      LONG newHeight = newRectSize->bottom - newRectSize->top;
+
+      SetWindowPos(hwnd, nullptr, newRectSize->left, newRectSize->top, newWidth,
+                   newHeight, SWP_NOZORDER | SWP_NOACTIVATE);
+
+      return 0;
+    }
+    case WM_SIZE: {
+      RECT rect = GetClientArea();
+      if (child_content_ != nullptr) {
+        // Size and position the child window.
+        MoveWindow(child_content_, rect.left, rect.top, rect.right - rect.left,
+                   rect.bottom - rect.top, TRUE);
+      }
+      return 0;
+    }
+
+    case WM_ACTIVATE:
+      if (child_content_ != nullptr) {
+        SetFocus(child_content_);
+      }
+      return 0;
+  }
+
+  return DefWindowProc(window_handle_, message, wparam, lparam);
+}
+
+void Win32Window::Destroy() {
+  OnDestroy();
+
+  if (window_handle_) {
+    DestroyWindow(window_handle_);
+    window_handle_ = nullptr;
+  }
+  if (g_active_window_count == 0) {
+    WindowClassRegistrar::GetInstance()->UnregisterWindowClass();
+  }
+}
+
+Win32Window* Win32Window::GetThisFromHandle(HWND const window) noexcept {
+  return reinterpret_cast<Win32Window*>(
+      GetWindowLongPtr(window, GWLP_USERDATA));
+}
+
+void Win32Window::SetChildContent(HWND content) {
+  child_content_ = content;
+  SetParent(content, window_handle_);
+  RECT frame = GetClientArea();
+
+  MoveWindow(content, frame.left, frame.top, frame.right - frame.left,
+             frame.bottom - frame.top, true);
+
+  SetFocus(child_content_);
+}
+
+RECT Win32Window::GetClientArea() {
+  RECT frame;
+  GetClientRect(window_handle_, &frame);
+  return frame;
+}
+
+HWND Win32Window::GetHandle() {
+  return window_handle_;
+}
+
+void Win32Window::SetQuitOnClose(bool quit_on_close) {
+  quit_on_close_ = quit_on_close;
+}
+
+bool Win32Window::OnCreate() {
+  // No-op; provided for subclasses.
+  return true;
+}
+
+void Win32Window::OnDestroy() {
+  // No-op; provided for subclasses.
+}

windows/runner/win32_window.h

@@ -0,0 +1,98 @@
+#ifndef RUNNER_WIN32_WINDOW_H_
+#define RUNNER_WIN32_WINDOW_H_
+
+#include <windows.h>
+
+#include <functional>
+#include <memory>
+#include <string>
+
+// A class abstraction for a high DPI-aware Win32 Window. Intended to be
+// inherited from by classes that wish to specialize with custom
+// rendering and input handling
+class Win32Window {
+ public:
+  struct Point {
+    unsigned int x;
+    unsigned int y;
+    Point(unsigned int x, unsigned int y) : x(x), y(y) {}
+  };
+
+  struct Size {
+    unsigned int width;
+    unsigned int height;
+    Size(unsigned int width, unsigned int height)
+        : width(width), height(height) {}
+  };
+
+  Win32Window();
+  virtual ~Win32Window();
+
+  // Creates and shows a win32 window with |title| and position and size using
+  // |origin| and |size|. New windows are created on the default monitor. Window
+  // sizes are specified to the OS in physical pixels, hence to ensure a
+  // consistent size to will treat the width height passed in to this function
+  // as logical pixels and scale to appropriate for the default monitor. Returns
+  // true if the window was created successfully.
+  bool CreateAndShow(const std::wstring& title,
+                     const Point& origin,
+                     const Size& size);
+
+  // Release OS resources associated with window.
+  void Destroy();
+
+  // Inserts |content| into the window tree.
+  void SetChildContent(HWND content);
+
+  // Returns the backing Window handle to enable clients to set icon and other
+  // window properties. Returns nullptr if the window has been destroyed.
+  HWND GetHandle();
+
+  // If true, closing this window will quit the application.
+  void SetQuitOnClose(bool quit_on_close);
+
+  // Return a RECT representing the bounds of the current client area.
+  RECT GetClientArea();
+
+ protected:
+  // Processes and route salient window messages for mouse handling,
+  // size change and DPI. Delegates handling of these to member overloads that
+  // inheriting classes can handle.
+  virtual LRESULT MessageHandler(HWND window,
+                                 UINT const message,
+                                 WPARAM const wparam,
+                                 LPARAM const lparam) noexcept;
+
+  // Called when CreateAndShow is called, allowing subclass window-related
+  // setup. Subclasses should return false if setup fails.
+  virtual bool OnCreate();
+
+  // Called when Destroy is called.
+  virtual void OnDestroy();
+
+ private:
+  friend class WindowClassRegistrar;
+
+  // OS callback called by message pump. Handles the WM_NCCREATE message which
+  // is passed when the non-client area is being created and enables automatic
+  // non-client DPI scaling so that the non-client area automatically
+  // responsponds to changes in DPI. All other messages are handled by
+  // MessageHandler.
+  static LRESULT CALLBACK WndProc(HWND const window,
+                                  UINT const message,
+                                  WPARAM const wparam,
+                                  LPARAM const lparam) noexcept;
+
+  // Retrieves a class instance pointer for |window|
+  static Win32Window* GetThisFromHandle(HWND const window) noexcept;
+
+  bool quit_on_close_ = false;
+
+  // window handle for top level window.
+  HWND window_handle_ = nullptr;
+
+  // window handle for hosted content.
+  HWND child_content_ = nullptr;
+};
+
+#endif  // RUNNER_WIN32_WINDOW_H_