merged Benimautner/vikunja_app into go-vikunja/app

.github/workflows/build.yml

@@ -0,0 +1,53 @@
+name: Flutter Build
+
+on:  
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  build-app:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v1
+
+      - name: Setup Java
+        uses: actions/setup-java@v1
+        with:
+          java-version: '12.x'
+  
+      - name: Setup Flutter
+        uses: subosito/flutter-action@v1
+        with:
+          channel: stable
+
+      - name: Cache pub dependencies
+        uses: actions/cache@v2
+        with:
+          path: ${{ env.FLUTTER_HOME }}/.pub-cache
+          key: ${{ runner.os }}-pub-${{ hashFiles('**/pubspec.lock') }}
+          restore-keys: ${{ runner.os }}-pub-
+
+      - name: Download pub dependencies
+        run: flutter pub get
+
+      - name: Download Android keystore
+        id: android_keystore
+        uses: timheuer/base64-to-file@v1.0.3
+        with:
+          fileName: key.jks
+          encodedString: ${{ secrets.ANDROID_KEYSTORE_BASE64 }}
+
+      - name: Create key.properties
+        run: |
+          echo "storeFile=${{ steps.android_keystore.outputs.filePath }}" > android/key.properties
+          echo "storePassword=${{ secrets.ANDROID_KEYSTORE_PASSWORD }}" >> android/key.properties
+          echo "keyPassword=${{ secrets.ANDROID_KEY_PASSWORD }}" >> android/key.properties
+          echo "keyAlias=${{ secrets.ANDROID_KEY_ALIAS }}" >> android/key.properties
+      
+      - name: Build Debug Build
+        run: flutter build apk --debug
+

.github/workflows/flutter-release.yml

@@ -0,0 +1,70 @@
+# Based on https://medium.com/flutter-community/automating-publishing-your-flutter-apps-to-google-play-using-github-actions-2f67ac582032
+
+name: Flutter release
+
+on:  
+  push:
+    branches:
+      - main
+  release:
+    types: [published]
+
+jobs:
+  release:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v1
+      
+      - name: Setup Java
+        uses: actions/setup-java@v1
+        with:
+          java-version: '12.x'
+
+      - name: Setup Flutter
+        uses: subosito/flutter-action@v1
+        with:
+          channel: stable
+
+      - name: Flutter version
+        run: flutter --version
+
+      - name: Cache pub dependencies
+        uses: actions/cache@v2
+        with:
+          path: ${{ env.FLUTTER_HOME }}/.pub-cache
+          key: ${{ runner.os }}-pub-${{ hashFiles('**/pubspec.lock') }}
+          restore-keys: ${{ runner.os }}-pub-
+
+      - name: Download pub dependencies
+        run: flutter pub get
+      
+      - name: Download Android keystore
+        id: android_keystore
+        uses: timheuer/base64-to-file@v1.0.3
+        with:
+          fileName: key.jks
+          encodedString: ${{ secrets.ANDROID_KEYSTORE_BASE64 }}
+
+      - name: Create key.properties
+        run: |
+          echo "storeFile=${{ steps.android_keystore.outputs.filePath }}" > android/key.properties
+          echo "storePassword=${{ secrets.ANDROID_KEYSTORE_PASSWORD }}" >> android/key.properties
+          echo "keyPassword=${{ secrets.ANDROID_KEY_PASSWORD }}" >> android/key.properties
+          echo "keyAlias=${{ secrets.ANDROID_KEY_ALIAS }}" >> android/key.properties
+
+      - name: Build Android App Bundle
+        run: flutter build appbundle
+
+      - name: Build Android APK
+        run: flutter build apk
+
+      - name: Upload build artifacts
+        uses: actions/upload-artifact@v2
+        with:
+          name: app-release-bundle
+          path: |
+            build/app/outputs/bundle/release/app-release.aab
+            build/app/outputs/flutter-apk/app-release.apk
+

.gitignore

@@ -75,3 +75,24 @@ ios/fastlane/README.md
 ios/fastlane/report.xml
 ios/Runner.ipa
 ios/Runner.app.dSYM.zip
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Web related
+lib/generated_plugin_registrant.dart
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json
+
+# Android Studio will place build artifacts here
+/android/app/debug
+/android/app/profile
+/android/app/release
+
+# VS Code
+.vscode/settings.json

.vscode/launch.json

@@ -0,0 +1,10 @@
+{
+    "configurations": [
+        {
+            "name": "Flutter",
+            "request": "launch",
+            "type": "dart",
+            "flutterMode": "debug"
+        }
+    ]
+}

README.md

@@ -1,4 +1,13 @@
-# Vikunja Cross-Platform app
-## Vikunja as Flutter cross-platform app.
-I have started maintaining the flutter app. It is currently in a very early stage, but already somehow usable. If you have feature requests or issues, please let me know on the issues tab.
-Development for IOS has been put on hold as I do not have the resources to develop for IOS.
+# Vikunja Cross-Plattform app
+
+[![Build Status](https://drone.kolaente.de/api/badges/vikunja/app/status.svg)](https://drone.kolaente.de/vikunja/app)
+[![License: MIT](https://img.shields.io/badge/License-MIT-blue.svg)](LICENSE)
+[![Download](https://img.shields.io/badge/download-v0.1-brightgreen.svg)](https://storage.kolaente.de/minio/vikunja-app/)
+[![TestFlight Beta](https://img.shields.io/badge/TestFlight-Beta-026CBB)](https://testflight.apple.com/join/KxOaAraq)
+
+Vikunja as Flutter cross platform app.
+
+## TODO
+- Move all api responses to Response type
+- Save loaded tasks for a while to optimize data usage
+- 

android/.gitignore

@@ -8,3 +8,12 @@
 /build
 /captures
 GeneratedPluginRegistrant.java
+gradle-wrapper.jar
+/.gradle
+/captures/
+/gradlew
+/gradlew.bat
+
+# Remember to never publicly share your keystore.
+# See https://flutter.dev/docs/deployment/android#reference-the-keystore-from-the-app
+key.properties

android/app/build.gradle

@@ -25,6 +25,12 @@ apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
+def keystoreProperties = new Properties()
+def keystorePropertiesFile = rootProject.file('key.properties')
+if (keystorePropertiesFile.exists()) {
+    keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
+}
+
 android {
     compileSdkVersion 31
 
@@ -40,11 +46,23 @@ android {
         applicationId "io.vikunja.app"
         minSdkVersion 19
         targetSdkVersion 31
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
 
+    /*
+        signingConfigs {
+        release {
+            keyAlias keystoreProperties['keyAlias']
+            keyPassword keystoreProperties['keyPassword']
+            storeFile file(keystoreProperties['storeFile'])
+            storePassword keystoreProperties['storePassword']
+        }
+    }
+     */
+
     flavorDimensions "deploy"
 
     productFlavors {
@@ -74,7 +92,10 @@ android {
         release {
             // TODO: Add your own signing config for the release build.
             // Signing with the debug keys for now, so `flutter run --release` works.
-            signingConfig signingConfigs.debug
+            //signingConfig signingConfigs.release
+        }
+        debug {
+            //signingConfig signingConfigs.debug
         }
     }
 }

android/app/src/main/AndroidManifest.xml

@@ -26,6 +26,23 @@
             android:hardwareAccelerated="true"
             android:windowSoftInputMode="adjustResize"
             android:exported="true">
+            <!-- Specifies an Android theme to apply to this Activity as soon as
+     the Android process has started. This theme is visible to the user
+     while the Flutter UI initializes. After that, this theme continues
+     to determine the Window background behind the Flutter UI. -->
+            <meta-data
+                android:name="io.flutter.embedding.android.NormalTheme"
+                android:resource="@style/NormalTheme"
+                />
+            <!-- Displays an Android View that continues showing the launch screen
+                 Drawable until Flutter paints its first frame, then this splash
+                 screen fades out. A splash screen is useful to avoid any visual
+                 gap between the end of Android's launch screen and the painting of
+                 Flutter's first frame. -->
+            <meta-data
+                android:name="io.flutter.embedding.android.SplashScreenDrawable"
+                android:resource="@drawable/launch_background"
+                />
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
                 <category android:name="android.intent.category.LAUNCHER"/>

android/app/src/main/kotlin/io/vikunja/flutteringvikunja/MainActivity.kt

@@ -2,4 +2,5 @@ package io.vikunja.flutteringvikunja
 
 import io.flutter.embedding.android.FlutterActivity
 
-class MainActivity : FlutterActivity()
+class MainActivity : FlutterActivity() {
+}

android/app/src/main/res/drawable-v21/launch_background.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Modify this file to customize your launch splash screen -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="?android:colorBackground" />
+
+    <!-- You can insert your own image assets here -->
+    <!-- <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@mipmap/launch_image" />
+    </item> -->
+</layer-list>

android/app/src/main/res/values/styles.xml

@@ -1,8 +1,18 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is off -->
     <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
         <!-- Show a splash screen on the activity. Automatically removed when
              Flutter draws its first frame -->
         <item name="android:windowBackground">@drawable/launch_background</item>
     </style>
+    <!-- Theme applied to the Android Window as soon as the process has started.
+         This theme determines the color of the Android Window while your
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
 </resources>

lib/api/client.dart

@@ -1,6 +1,9 @@
 import 'dart:async';
 import 'dart:convert';
+import 'dart:core';
 import 'package:http/http.dart' as http;
+import 'package:vikunja_app/api/response.dart';
+import 'package:vikunja_app/components/string_extension.dart';
 
 class Client {
   final JsonDecoder _decoder = new JsonDecoder();
@@ -25,34 +28,54 @@ class Client {
         'Content-Type': 'application/json'
       };
 
-  // TODO: use Uri properly
-  Future<dynamic> get(String url) {
+  Future<Response> get(String url,
+      [Map<String, List<String>> queryParameters]) {
+    // TODO: This could be moved to a seperate function
+    var uri = Uri.parse('${this.base}$url');
+    // Because these are all final values, we can't just add the queryParameters and must instead build a new Uri Object every time this method is called.
+    var newUri = Uri(
+        scheme: uri.scheme,
+        userInfo: uri.userInfo,
+        host: uri.host,
+        port: uri.port,
+        path: uri.path,
+        query: uri.query,
+        queryParameters: queryParameters,
+        // Because dart takes a Map<String, String> here, it is only possible to sort by one parameter while the api supports n parameters.
+        fragment: uri.fragment);
+    return http.get(newUri, headers: _headers).then(_handleResponse);
+  }
+
+  Future<Response> delete(String url) {
     return http
-        .get(Uri.parse('${this.base}$url'), headers: _headers)
+        .delete(
+          '${this.base}$url'.toUri(),
+          headers: _headers,
+        )
         .then(_handleResponse);
   }
 
-  Future<dynamic> delete(String url) {
+  Future<Response> post(String url, {dynamic body}) {
     return http
-        .delete(Uri.parse('${this.base}$url'), headers: _headers)
+        .post(
+          '${this.base}$url'.toUri(),
+          headers: _headers,
+          body: _encoder.convert(body),
+        )
         .then(_handleResponse);
   }
 
-  Future<dynamic> post(String url, {dynamic body}) {
+  Future<Response> put(String url, {dynamic body}) {
     return http
-        .post(Uri.parse('${this.base}$url'),
-            headers: _headers, body: _encoder.convert(body))
+        .put(
+          '${this.base}$url'.toUri(),
+          headers: _headers,
+          body: _encoder.convert(body),
+        )
         .then(_handleResponse);
   }
 
-  Future<dynamic> put(String url, {dynamic body}) {
-    return http
-        .put(Uri.parse('${this.base}$url'),
-            headers: _headers, body: _encoder.convert(body))
-        .then(_handleResponse);
-  }
-
-  dynamic _handleResponse(http.Response response) {
+  Response _handleResponse(http.Response response) {
     if (response.statusCode < 200 ||
         response.statusCode >= 400 ||
         json == null) {
@@ -66,12 +89,14 @@ class Client {
       throw new ApiException(
           response.statusCode, response.request.url.toString());
     }
-    return _decoder.convert(response.body);
+    return Response(
+        _decoder.convert(response.body), response.statusCode, response.headers);
   }
 }
 
 class InvalidRequestApiException extends ApiException {
   final String message;
+
   InvalidRequestApiException(int errorCode, String path, this.message)
       : super(errorCode, path);
 
@@ -84,6 +109,7 @@ class InvalidRequestApiException extends ApiException {
 class ApiException implements Exception {
   final int errorCode;
   final String path;
+
   ApiException(this.errorCode, this.path);
 
   @override

lib/api/label_task.dart

@@ -0,0 +1,32 @@
+import 'package:vikunja_app/api/client.dart';
+import 'package:vikunja_app/api/service.dart';
+import 'package:vikunja_app/models/label.dart';
+import 'package:vikunja_app/models/labelTask.dart';
+import 'package:vikunja_app/service/services.dart';
+
+class LabelTaskAPIService extends APIService implements LabelTaskService {
+  LabelTaskAPIService(Client client) : super(client);
+
+  @override
+  Future<Label> create(LabelTask lt) async {
+    return client
+        .put('/tasks/${lt.task.id}/labels', body: lt.toJSON())
+        .then((result) => Label.fromJson(result.body));
+  }
+
+  @override
+  Future<Label> delete(LabelTask lt) async {
+    return client
+        .delete('/tasks/${lt.task.id}/labels/${lt.label.id}')
+        .then((result) => Label.fromJson(result.body));
+  }
+
+  @override
+  Future<List<Label>> getAll(LabelTask lt, {String query}) async {
+    String params =
+        query == '' ? null : '?s=' + Uri.encodeQueryComponent(query);
+
+    return client.get('/tasks/${lt.task.id}/labels$params').then(
+        (label) => convertList(label, (result) => Label.fromJson(result)));
+  }
+}

lib/api/label_task_bulk.dart

@@ -0,0 +1,20 @@
+import 'package:vikunja_app/api/client.dart';
+import 'package:vikunja_app/api/service.dart';
+import 'package:vikunja_app/models/label.dart';
+import 'package:vikunja_app/models/labelTaskBulk.dart';
+import 'package:vikunja_app/models/task.dart';
+import 'package:vikunja_app/service/services.dart';
+
+class LabelTaskBulkAPIService extends APIService
+    implements LabelTaskBulkService {
+  LabelTaskBulkAPIService(Client client) : super(client);
+
+  @override
+  Future<List<Label>> update(Task task, List<Label> labels) {
+    return client
+        .post('/tasks/${task.id}/labels/bulk',
+            body: LabelTaskBulk(labels: labels).toJSON())
+        .then((response) => convertList(
+            response.body['labels'], (result) => Label.fromJson(result)));
+  }
+}

lib/api/labels.dart

@@ -0,0 +1,44 @@
+import 'package:vikunja_app/api/client.dart';
+import 'package:vikunja_app/api/service.dart';
+import 'package:vikunja_app/models/label.dart';
+import 'package:vikunja_app/service/services.dart';
+
+class LabelAPIService extends APIService implements LabelService {
+  LabelAPIService(Client client) : super(client);
+
+  @override
+  Future<Label> create(Label label) {
+    return client
+        .put('/labels', body: label.toJSON())
+        .then((response) => Label.fromJson(response.body));
+  }
+
+  @override
+  Future<Label> delete(Label label) {
+    return client
+        .delete('/labels/${label.id}')
+        .then((response) => Label.fromJson(response.body));
+  }
+
+  @override
+  Future<Label> get(int labelID) {
+    return client
+        .get('/labels/$labelID')
+        .then((response) => Label.fromJson(response.body));
+  }
+
+  @override
+  Future<List<Label>> getAll({String query}) {
+    String params =
+        query == '' ? null : '?s=' + Uri.encodeQueryComponent(query);
+    return client.get('/labels$params').then(
+        (label) => convertList(label, (result) => Label.fromJson(result)));
+  }
+
+  @override
+  Future<Label> update(Label label) {
+    return client
+        .post('/labels/${label.id}', body: label)
+        .then((response) => Label.fromJson(response.body));
+  }
+}

lib/api/list_implementation.dart

@@ -15,7 +15,7 @@ class ListAPIService extends APIService implements ListService {
   Future<TaskList> create(namespaceId, TaskList tl) {
     return client
         .put('/namespaces/$namespaceId/lists', body: tl.toJSON())
-        .then((map) => TaskList.fromJson(map));
+        .then((response) => TaskList.fromJson(response.body));
   }
 
   @override
@@ -25,6 +25,7 @@ class ListAPIService extends APIService implements ListService {
 
   @override
   Future<TaskList> get(int listId) {
+    /*
     return client.get('/lists/$listId').then((listmap) {
       return client.get('/lists/$listId/tasks').then((value) {
         listmap["tasks"] = value;
@@ -32,12 +33,25 @@ class ListAPIService extends APIService implements ListService {
       });
     }
   );
+    */
+    return client.get('/lists/$listId').then((response) {
+      final map = response.body;
+      if (map.containsKey('id')) {
+        return client
+            .get("/lists/$listId/tasks")
+            .then((tasks) {
+              map['tasks'] = tasks.body;
+              return TaskList.fromJson(map);
+            });
+      }
+      return TaskList.fromJson(map);
+    });
   }
 
   @override
   Future<List<TaskList>> getAll() {
     return client.get('/lists').then(
-        (list) => convertList(list, (result) => TaskList.fromJson(result)));
+        (list) => convertList(list.body, (result) => TaskList.fromJson(result)));
   }
 
   @override
@@ -49,14 +63,14 @@ class ListAPIService extends APIService implements ListService {
       return getAll().then((value) {value.removeWhere((element) => !element.isFavorite); return value;});
     }
     return client.get('/namespaces/$namespaceId/lists').then(
-        (list) => convertList(list, (result) => TaskList.fromJson(result)));
+        (list) => convertList(list.body, (result) => TaskList.fromJson(result)));
   }
 
   @override
   Future<TaskList> update(TaskList tl) {
     return client
         .post('/lists/${tl.id}', body: tl.toJSON())
-        .then((map) => TaskList.fromJson(map));
+        .then((response) => TaskList.fromJson(response.body));
   }
 
   @override

lib/api/namespace_implementation.dart

@@ -12,7 +12,7 @@ class NamespaceAPIService extends APIService implements NamespaceService {
   Future<Namespace> create(Namespace ns) {
     return client
         .put('/namespaces', body: ns.toJSON())
-        .then((map) => Namespace.fromJson(map));
+        .then((response) => Namespace.fromJson(response.body));
   }
 
   @override
@@ -24,19 +24,19 @@ class NamespaceAPIService extends APIService implements NamespaceService {
   Future<Namespace> get(int namespaceId) {
     return client
         .get('/namespaces/$namespaceId')
-        .then((map) => Namespace.fromJson(map));
+        .then((response) => Namespace.fromJson(response.body));
   }
 
   @override
   Future<List<Namespace>> getAll() {
-    return client.get('/namespaces').then(
-        (list) => convertList(list, (result) => Namespace.fromJson(result)));
+    return client.get('/namespaces').then((response) =>
+        convertList(response.body, (result) => Namespace.fromJson(result)));
   }
 
   @override
   Future<Namespace> update(Namespace ns) {
     return client
         .post('/namespaces/${ns.id}', body: ns.toJSON())
-        .then((map) => Namespace.fromJson(map));
+        .then((response) => Namespace.fromJson(response.body));
   }
 }

lib/api/response.dart

@@ -0,0 +1,9 @@
+// This is a wrapper class to be able to return the headers up to the provider
+// to properly handle things like pagination with it.
+class Response {
+  Response(this.body, this.statusCode, this.headers);
+
+  final dynamic body;
+  final int statusCode;
+  final Map<String, String> headers;
+}

lib/api/task_implementation.dart

@@ -1,6 +1,7 @@
 import 'dart:async';
 
 import 'package:vikunja_app/api/client.dart';
+import 'package:vikunja_app/api/response.dart';
 import 'package:vikunja_app/api/service.dart';
 import 'package:vikunja_app/models/task.dart';
 import 'package:vikunja_app/service/services.dart';
@@ -12,11 +13,11 @@ class TaskAPIService extends APIService implements TaskService {
   Future<Task> add(int listId, Task task) {
     return client
         .put('/lists/$listId', body: task.toJSON())
-        .then((map) => Task.fromJson(map));
+        .then((response) => Task.fromJson(response.body));
   }
 
   @override
-  Future<List<Task>> get(int listId) {
+  Future<Response> get(int listId) {
     return client.get('/list/$listId/tasks');
   }
 
@@ -29,14 +30,24 @@ class TaskAPIService extends APIService implements TaskService {
   Future<Task> update(Task task) {
     return client
         .post('/tasks/${task.id}', body: task.toJSON())
-        .then((map) => Task.fromJson(map));
+        .then((response) => Task.fromJson(response.body));
   }
-  
+
   @override
   Future<List<Task>> getAll() {
     return client
         .get('/tasks/all')
-        .then((value) => value.map<Task>((taskJson) => Task.fromJson(taskJson)).toList());
+        .then((value) => value.body.map<Task>((taskJson) => Task.fromJson(taskJson)).toList());
+  }
+
+  @override
+  Future<Response> getAllByList(int listId,
+      [Map<String, List<String>> queryParameters]) {
+    return client.get('/lists/$listId/tasks', queryParameters).then(
+            (response) => new Response(
+            convertList(response.body, (result) => Task.fromJson(result)),
+            response.statusCode,
+            response.headers));
   }
 
   @override
@@ -45,8 +56,12 @@ class TaskAPIService extends APIService implements TaskService {
     return client
         .get('/tasks/all?$optionString')
         .then((value) {
-          return  value.map<Task>((taskJson) => Task.fromJson(taskJson)).toList();
+          return  value.body.map<Task>((taskJson) => Task.fromJson(taskJson)).toList();
     });
   }
 
+  @override
+  // TODO: implement maxPages
+  int get maxPages => maxPages;
+
 }

lib/api/user_implementation.dart

@@ -13,7 +13,7 @@ class UserAPIService extends APIService implements UserService {
     var token = await client.post('/login', body: {
       'username': username,
       'password': password
-    }).then((map) => map['token']);
+    }).then((response) => response.body['token']);
     return UserAPIService(Client(token, client.base))
         .getCurrentUser()
         .then((user) => UserTokenPair(user, token));
@@ -25,12 +25,12 @@ class UserAPIService extends APIService implements UserService {
       'username': username,
       'email': email,
       'password': password
-    }).then((resp) => resp['username']);
+    }).then((resp) => resp.body['username']);
     return login(newUser, password);
   }
 
   @override
   Future<User> getCurrentUser() {
-    return client.get('/user').then((map) => User.fromJson(map));
+    return client.get('/user').then((map) => User.fromJson(map.body));
   }
 }

lib/components/AddDialog.dart

@@ -56,7 +56,7 @@ class AddDialogState extends State<AddDialog> {
             if (widget.onAdd != null && textController.text.isNotEmpty)
               widget.onAdd(textController.text);
             if(widget.onAddTask != null && textController.text.isNotEmpty)
-              widget.onAddTask(Task(id: null, title: textController.text, done: false, owner: null, due: DateTime.now().add(newTaskDueToDuration[newTaskDue])));
+              widget.onAddTask(Task(id: null, title: textController.text, done: false, createdBy: null, dueDate: DateTime.now().add(newTaskDueToDuration[newTaskDue])));
             Navigator.pop(context);
           },
         )
@@ -70,16 +70,5 @@ class AddDialogState extends State<AddDialog> {
       Checkbox(value: newTaskDue == thisNewTaskDue, onChanged: (value) { setState(() => newTaskDue = value ? thisNewTaskDue: newTaskDue);}, shape: CircleBorder(),),
       Text(name),
     ]);
-    /*Row(children: [
-    Checkbox(value: newTaskDue == NewTaskDue.week, onChanged: (value) { setState(() => newTaskDue = value ? NewTaskDue.week: newTaskDue);}, shape: CircleBorder(),),
-    Text("1 Week"),
-    ]),
-    Row(children: [
-    Checkbox(value: newTaskDue == NewTaskDue.month, onChanged: (value) { setState(() => newTaskDue = value ? NewTaskDue.month: newTaskDue);}, shape: CircleBorder(),),
-    Text("1 Month"),
-    ])
-    ];
-
-     */
   }
 }

lib/components/TaskTile.dart

@@ -4,16 +4,19 @@ import 'dart:developer';
 import 'package:flutter/material.dart';
 import 'package:vikunja_app/global.dart';
 import 'package:vikunja_app/models/task.dart';
-import 'package:vikunja_app/pages/task/edit_task.dart';
 import 'package:vikunja_app/utils/misc.dart';
 
+import '../pages/list/task_edit.dart';
+
 class TaskTile extends StatefulWidget {
   final Task task;
   final Function onEdit;
   final bool showInfo;
+  final bool loading;
+  final ValueSetter<bool> onMarkedAsDone;
 
   const TaskTile(
-      {Key key, @required this.task, this.onEdit, this.showInfo = false})
+      {Key key, @required this.task, this.onEdit, this.loading = false, this.showInfo = false, this.onMarkedAsDone})
       : assert(task != null),
         super(key: key);
 /*
@@ -35,7 +38,7 @@ class TaskTileState extends State<TaskTile> {
 
   @override
   Widget build(BuildContext context) {
-    Duration durationUntilDue = _currentTask.due.difference(DateTime.now());
+    Duration durationUntilDue = _currentTask.dueDate.difference(DateTime.now());
     if (_currentTask.loading) {
       return ListTile(
         leading: Padding(
@@ -63,14 +66,15 @@ class TaskTileState extends State<TaskTile> {
             text: TextSpan(
               text: null,
               children: <TextSpan> [
-                TextSpan(text: widget.task.list.title+" - ", style: TextStyle(color: Colors.grey)),
+                // TODO: get list name of task
+                //TextSpan(text: widget.task.list.title+" - ", style: TextStyle(color: Colors.grey)),
                 TextSpan(text: widget.task.title),
               ]
             )
           ) : Text(_currentTask.title),
       controlAffinity: ListTileControlAffinity.leading,
       value: _currentTask.done ?? false,
-      subtitle: widget.showInfo && _currentTask.due.year > 2 ?
+      subtitle: widget.showInfo && _currentTask.dueDate.year > 2 ?
           Text("Due in " + durationToHumanReadable(durationUntilDue),style: TextStyle(color: durationUntilDue.isNegative ? Colors.red : null),)
           : _currentTask.description == null || _currentTask.description.isEmpty
               ? null
@@ -109,8 +113,8 @@ class TaskTileState extends State<TaskTile> {
           done: checked,
           title: task.title,
           description: task.description,
-          owner: task.owner,
-          due: task.due
+          createdBy: task.createdBy,
+          dueDate: task.dueDate
         ));
   }
 }

lib/components/datetimePicker.dart

@@ -0,0 +1,55 @@
+import 'package:datetime_picker_formfield/datetime_picker_formfield.dart';
+import 'package:flutter/material.dart';
+
+import 'package:vikunja_app/theme/constants.dart';
+
+class VikunjaDateTimePicker extends StatelessWidget {
+  final String label;
+  final Function onSaved;
+  final Function onChanged;
+  final DateTime initialValue;
+  final EdgeInsetsGeometry padding;
+  final Icon icon;
+  final InputBorder border;
+
+  const VikunjaDateTimePicker({
+    Key key,
+    @required this.label,
+    this.onSaved,
+    this.onChanged,
+    this.initialValue,
+    this.padding = const EdgeInsets.symmetric(vertical: 10.0),
+    this.icon = const Icon(Icons.date_range),
+    this.border = InputBorder.none,
+  }) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return DateTimeField(
+      //dateOnly: false,
+      //editable: false, // Otherwise editing the date is not possible, this setting affects the underlying text field.
+      initialValue: initialValue.year <= 1
+          ? null
+          : initialValue.toLocal(),
+      format: vDateFormatLong,
+      decoration: InputDecoration(
+        labelText: label,
+        border: border,
+        icon: icon,
+      ),
+      onSaved: onSaved,
+      onChanged: onChanged,
+      onShowPicker: (context, currentValue) {
+        if(currentValue == null)
+          currentValue = DateTime.now();
+        return showDatePicker(
+            context: context,
+            firstDate: DateTime(1900),
+            initialDate: currentValue.year <= 1
+                ? DateTime.now()
+                : currentValue,
+            lastDate: DateTime(2100));
+      },
+    );
+  }
+}

lib/components/label.dart

@@ -0,0 +1,52 @@
+import 'package:flutter/material.dart';
+import 'package:vikunja_app/models/label.dart';
+import 'package:vikunja_app/theme/constants.dart';
+
+class LabelComponent extends StatefulWidget {
+  final Label label;
+  final VoidCallback onDelete;
+
+  const LabelComponent({Key key, @required this.label, this.onDelete})
+      : super(key: key);
+
+  @override
+  State<StatefulWidget> createState() {
+    return new LabelComponentState();
+  }
+}
+
+class LabelComponentState extends State<LabelComponent> {
+  @override
+  Widget build(BuildContext context) {
+    Color backgroundColor = widget.label.color ?? vLabelDefaultColor;
+    Color textColor =
+        backgroundColor.computeLuminance() > 0.5 ? vLabelDark : vLabelLight;
+
+    return Chip(
+      label: Text(
+        widget.label.title,
+        style: TextStyle(
+          color: textColor,
+        ),
+      ),
+      backgroundColor: backgroundColor,
+      shape: RoundedRectangleBorder(
+        borderRadius: BorderRadius.all(Radius.circular(3)),
+      ),
+      onDeleted: widget.onDelete,
+      deleteIconColor: textColor,
+      deleteIcon: Container(
+        padding: EdgeInsets.all(3),
+        decoration: BoxDecoration(
+          color: Color.fromARGB(50, 0, 0, 0),
+          shape: BoxShape.circle,
+        ),
+        child: Icon(
+          Icons.close,
+          color: textColor,
+          size: 15,
+        ),
+      ),
+    );
+  }
+}

lib/components/string_extension.dart

@@ -0,0 +1,3 @@
+extension StringExtensions on String {
+  Uri toUri() => Uri.tryParse(this);
+}

lib/global.dart

@@ -5,6 +5,9 @@ import 'package:flutter/material.dart';
 import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import 'package:vikunja_app/api/client.dart';
+import 'package:vikunja_app/api/label_task.dart';
+import 'package:vikunja_app/api/label_task_bulk.dart';
+import 'package:vikunja_app/api/labels.dart';
 import 'package:vikunja_app/api/list_implementation.dart';
 import 'package:vikunja_app/api/namespace_implementation.dart';
 import 'package:vikunja_app/api/task_implementation.dart';
@@ -26,7 +29,8 @@ class VikunjaGlobal extends StatefulWidget {
   VikunjaGlobalState createState() => VikunjaGlobalState();
 
   static VikunjaGlobalState of(BuildContext context) {
-    var widget = context.dependOnInheritedWidgetOfExactType<_VikunjaGlobalInherited>();
+    var widget =
+        context.dependOnInheritedWidgetOfExactType<_VikunjaGlobalInherited>();
     return widget.data;
   }
 }
@@ -60,6 +64,12 @@ class VikunjaGlobalState extends State<VikunjaGlobal> {
 
   NotificationAppLaunchDetails notifLaunch;
 
+  LabelService get labelService => new LabelAPIService(client);
+
+  LabelTaskService get labelTaskService => new LabelTaskAPIService(client);
+
+  LabelTaskBulkAPIService get labelTaskBulkService =>
+      new LabelTaskBulkAPIService(client);
 
   @override
   void initState() {
@@ -105,12 +115,12 @@ class VikunjaGlobalState extends State<VikunjaGlobal> {
     notificationsPlugin.cancelAll().then((value) {
       taskService.getAll().then((value) =>
           value.forEach((task) {
-            if(task.reminders != null)
-              task.reminders.forEach((reminder) {
+            if(task.reminderDates != null)
+              task.reminderDates.forEach((reminder) {
                 scheduleNotification("This is your reminder for '" + task.title + "'", task.description, notificationsPlugin, reminder);
               });
-            if(task.due != null)
-              scheduleNotification("The task '" + task.title + "' is due.", task.description, notificationsPlugin, task.due);
+            if(task.dueDate != null)
+              scheduleNotification("The task '" + task.title + "' is due.", task.description, notificationsPlugin, task.dueDate);
           })
       );
     });

lib/main.dart

@@ -3,6 +3,7 @@ import 'package:vikunja_app/global.dart';
 import 'package:vikunja_app/pages/home.dart';
 import 'package:vikunja_app/pages/user/login.dart';
 import 'package:vikunja_app/theme/theme.dart';
+//import 'package:alice/alice.dart';
 
 void main() => runApp(VikunjaGlobal(
     child: new VikunjaApp(home: HomePage()),

lib/models/label.dart

@@ -0,0 +1,42 @@
+import 'dart:ui';
+
+import 'package:vikunja_app/models/user.dart';
+
+class Label {
+  final int id;
+  final String title, description;
+  final DateTime created, updated;
+  final User createdBy;
+  final Color color;
+
+  Label(
+      {this.id,
+      this.title,
+      this.description,
+      this.color,
+      this.created,
+      this.updated,
+      this.createdBy});
+
+  Label.fromJson(Map<String, dynamic> json)
+      : id = json['id'],
+        title = json['title'],
+        description = json['description'],
+        color = json['hex_color'] == ''
+            ? null
+            : new Color(int.parse(json['hex_color'], radix: 16) + 0xFF000000),
+        updated = DateTime.parse(json['updated']),
+        created = DateTime.parse(json['created']),
+        createdBy = User.fromJson(json['created_by']);
+
+  toJSON() => {
+        'id': id,
+        'title': title,
+        'description': description,
+        'hex_color':
+            color?.value?.toRadixString(16)?.padLeft(8, '0')?.substring(2),
+        'created_by': createdBy?.toJSON(),
+        'updated': updated?.millisecondsSinceEpoch,
+        'created': created?.millisecondsSinceEpoch,
+      };
+}

lib/models/labelTask.dart

@@ -0,0 +1,18 @@
+import 'package:meta/meta.dart';
+import 'package:vikunja_app/models/label.dart';
+import 'package:vikunja_app/models/task.dart';
+
+class LabelTask {
+  final Label label;
+  final Task task;
+
+  LabelTask({@required this.label, @required this.task});
+
+  LabelTask.fromJson(Map<String, dynamic> json)
+      : label = new Label(id: json['label_id']),
+        task = null;
+
+  toJSON() => {
+        'label_id': label.id,
+      };
+}

lib/models/labelTaskBulk.dart

@@ -0,0 +1,15 @@
+import 'package:meta/meta.dart';
+import 'package:vikunja_app/models/label.dart';
+
+class LabelTaskBulk {
+  final List<Label> labels;
+
+  LabelTaskBulk({@required this.labels});
+
+  LabelTaskBulk.fromJson(Map<String, dynamic> json)
+      : labels = json['labels']?.map((label) => Label.fromJson(label));
+
+  toJSON() => {
+        'labels': labels.map((label) => label.toJSON()).toList(),
+      };
+}

lib/models/task.dart

@@ -1,57 +1,88 @@
-import 'package:vikunja_app/models/user.dart';
 import 'package:meta/meta.dart';
+import 'package:json_annotation/json_annotation.dart';
+import 'package:vikunja_app/components/date_extension.dart';
 
-import 'list.dart';
+import 'package:vikunja_app/models/label.dart';
+import 'package:vikunja_app/models/user.dart';
 
+@JsonSerializable()
 class Task {
-  int id, list_id;
-  DateTime created, updated, due;
-  List<DateTime> reminders;
+  int id, parentTaskId, priority, listId;
+  DateTime created, updated, dueDate, startDate, endDate;
+  List<DateTime> reminderDates;
   String title, description;
   bool done;
-  User owner;
+  User createdBy;
+  Duration repeatAfter;
+  List<Task> subtasks;
+  List<Label> labels;
   bool loading = false;
-  TaskList list;
 
   Task(
       {@required this.id,
+      this.title,
+      this.description,
+      this.done = false,
+      this.reminderDates,
+      this.dueDate,
+      this.startDate,
+      this.endDate,
+      this.parentTaskId,
+      this.priority,
+      this.repeatAfter,
+      this.subtasks,
+      this.labels,
       this.created,
       this.updated,
-      this.reminders,
-      this.due,
-      @required this.title,
-      this.description,
-      @required this.done,
-      @required this.owner,
-      this.loading,
-      this.list_id});
+      this.createdBy,
+      this.listId});
 
   Task.fromJson(Map<String, dynamic> json)
       : id = json['id'],
+        title = json['title'],
+        description = json['description'],
+        done = json['done'],
+        reminderDates = (json['reminder_dates'] as List<dynamic>)
+            ?.map((ts) => DateTime.parse(ts))
+            ?.cast<DateTime>()
+            ?.toList(),
+        dueDate = DateTime.parse(json['due_date']),
+        startDate = DateTime.parse(json['start_date']),
+        endDate = DateTime.parse(json['end_date']),
+        parentTaskId = json['parent_task_id'],
+        priority = json['priority'],
+        repeatAfter = Duration(seconds: json['repeat_after']),
+        labels = (json['labels'] as List<dynamic>)
+            ?.map((label) => Label.fromJson(label))
+            ?.cast<Label>()
+            ?.toList(),
+        subtasks = (json['subtasks'] as List<dynamic>)
+            ?.map((subtask) => Task.fromJson(subtask))
+            ?.cast<Task>()
+            ?.toList(),
         updated = DateTime.parse(json['updated']),
         created = DateTime.parse(json['created']),
-        reminders = (json['reminder_dates'] as List<dynamic>)
-            ?.map((r) => DateTime.parse(r))
-            ?.toList(),
-        due =
-            json['due_date'] != null ? DateTime.parse(json['due_date']) : null,
-        description = json['description'],
-        title = json['title'],
-        done = json['done'],
-        list_id = json['list_id'],
-        owner = json['created_by'] == null ? null : User.fromJson(json['created_by']);
+        listId = json['list_id'],
+        createdBy = json['created_by'] == null
+            ? null
+            : User.fromJson(json['created_by']);
 
   toJSON() => {
         'id': id,
+        'title': title,
+        'description': description,
+        'done': done ?? false,
+        'reminder_dates':
+            reminderDates?.map((date) => date?.toIso8601String())?.toList(),
+        'due_date': dueDate?.toUtc()?.toIso8601String(),
+        'start_date': startDate?.toUtc()?.toIso8601String(),
+        'end_date': endDate?.toUtc()?.toIso8601String(),
+        'priority': priority,
+        'repeat_after': repeatAfter?.inSeconds,
+        'labels': labels?.map((label) => label.toJSON())?.toList(),
+        'subtasks': subtasks?.map((subtask) => subtask.toJSON())?.toList(),
+        'created_by': createdBy?.toJSON(),
         'updated': updated?.toIso8601String(),
         'created': created?.toIso8601String(),
-        'reminder_dates':
-            reminders?.map((date) => date.toIso8601String())?.toList(),
-        'due_date': due?.toUtc()?.toIso8601String(),
-        'description': description,
-        'title': title,
-        'done': done ?? false,
-        'created_by': owner?.toJSON(),
-        'list_id': list_id
       };
 }

lib/models/user.dart

@@ -14,10 +14,7 @@ class User {
   toJSON() => {"id": this.id, "email": this.email, "username": this.username};
 
   String avatarUrl(BuildContext context) {
-    return VikunjaGlobal.of(context).client.base +
-        "/avatar/ " +
-        this.username+
-    "?size=50";
+    return VikunjaGlobal.of(context).client.base + "/avatar/${this.username}";
   }
 }
 

lib/pages/home.dart

@@ -1,5 +1,6 @@
 import 'dart:async';
 
+import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:after_layout/after_layout.dart';
 
@@ -11,10 +12,12 @@ import 'package:vikunja_app/pages/landing_page.dart';
 import 'package:vikunja_app/global.dart';
 import 'package:vikunja_app/models/namespace.dart';
 import 'package:vikunja_app/pages/settings.dart';
+import 'package:vikunja_app/pages/placeholder.dart';
+
 
 class HomePage extends StatefulWidget {
   @override
-  State<StatefulWidget> createState() => new HomePageState();
+  State<StatefulWidget> createState() => HomePageState();
 }
 
 class HomePageState extends State<HomePage> with AfterLayoutMixin<HomePage> {

lib/pages/landing_page.dart

@@ -113,7 +113,7 @@ class LandingPageState extends State<LandingPage> {
           .listService
           .getAll()
           .then((lists) {
-            taskList.forEach((task) {task.list = lists.firstWhere((element) => element.id == task.list_id);});
+            //taskList.forEach((task) {task.list = lists.firstWhere((element) => element.id == task.list_id);});
             setState(() {
               _list = taskList;
             });

lib/pages/list/list.dart

@@ -2,12 +2,15 @@ import 'dart:async';
 import 'dart:developer';
 
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
 import 'package:vikunja_app/components/AddDialog.dart';
 import 'package:vikunja_app/components/TaskTile.dart';
 import 'package:vikunja_app/global.dart';
 import 'package:vikunja_app/models/list.dart';
 import 'package:vikunja_app/models/task.dart';
 import 'package:vikunja_app/pages/list/list_edit.dart';
+import 'package:vikunja_app/pages/list/task_edit.dart';
+import 'package:vikunja_app/stores/list_store.dart';
 
 class ListPage extends StatefulWidget {
   final TaskList taskList;
@@ -20,117 +23,182 @@ class ListPage extends StatefulWidget {
 
 class _ListPageState extends State<ListPage> {
   TaskList _list;
+  List<Task> _loadingTasks = [];
+  int _currentPage = 1;
   bool _loading = true;
   bool displayDoneTasks;
-  int listId;
 
   @override
   void initState() {
     _list = TaskList(
-        id: widget.taskList.id, title: widget.taskList.title, tasks: []);
-    listId = _list.id;
+      id: widget.taskList.id,
+      title: widget.taskList.title,
+      tasks: [],
+    );
     Future.delayed(Duration.zero, (){
-      VikunjaGlobal.of(context).listService.getDisplayDoneTasks(listId)
-          .then((value) => setState((){displayDoneTasks = value == "1";}));
+      updateDisplayDoneTasks();
     });
     super.initState();
   }
 
-  @override
-  void didChangeDependencies() {
-    _loadList();
-    super.didChangeDependencies();
-  }
-
   @override
   Widget build(BuildContext context) {
+    final taskState = Provider.of<ListProvider>(context);
     return Scaffold(
-        appBar: AppBar(
-          title: new Text(_list.title),
-          actions: <Widget>[
-            IconButton(
-                icon: Icon(Icons.edit),
-                onPressed: ()  =>
-                  Navigator.push(
-                    context,
-                    MaterialPageRoute(
-                        builder: (context) => ListEditPage(
-                              list: _list,
-                            ))).whenComplete(() {
-                              setState(() {this._loading = true;});
-                              VikunjaGlobal.of(context).listService.getDisplayDoneTasks(listId).then((value) {
-                                displayDoneTasks = value == "1";
-                                _loadList();
-                                setState(() => this._loading = false);
-                              });
-                            })
-                )
-          ],
-        ),
-        body: !this._loading
-            ? RefreshIndicator(
-                child: _list.tasks.length > 0
-                    ? ListView(
-                        padding: EdgeInsets.symmetric(vertical: 8.0),
-                        children: ListTile.divideTiles(
-                                context: context, tiles: _listTasks())
-                            .toList(),
-                      )
-                    : Center(child: Text('This list is empty.')),
-                onRefresh: _loadList,
-              )
-            : Center(child: CircularProgressIndicator()),
-        floatingActionButton: Builder(
-          builder: (context) => FloatingActionButton(
-              onPressed: () => _addItemDialog(context), child: Icon(Icons.add)),
-        ));
-  }
+      appBar: AppBar(
+        title: Text(_list.title),
+        actions: <Widget>[
+          IconButton(
+            icon: Icon(Icons.edit),
+            onPressed: () => Navigator.push(
+                context,
+                MaterialPageRoute(
+                  builder: (context) => ListEditPage(
+                    list: _list,
+                  ),
+                )).whenComplete(() => updateDisplayDoneTasks()),
+          ),
+        ],
+      ),
+      // TODO: it brakes the flow with _loadingTasks and conflicts with the provider
+      body: !taskState.isLoading
+          ? RefreshIndicator(
+              child: taskState.tasks.length > 0
+                  ? ListenableProvider.value(
+                      value: taskState,
+                      child: ListView.builder(
+                          padding: EdgeInsets.symmetric(vertical: 8.0),
+                          itemBuilder: (context, i) {
+                            if (i.isOdd) return Divider();
 
-  List<Widget> _listTasks() {
-    var tasks = (_list.tasks.map(_buildTile) ?? []).toList();
-    //tasks.addAll(_loadingTasks.map(_buildLoadingTile));
-    return tasks;
+                            if (_loadingTasks.isNotEmpty) {
+                              final loadingTask = _loadingTasks.removeLast();
+                              return _buildLoadingTile(loadingTask);
+                            }
+
+                            final index = i ~/ 2;
+
+                            // This handles the case if there are no more elements in the list left which can be provided by the api
+                            if (taskState.maxPages == _currentPage &&
+                                index == taskState.tasks.length - 1)
+                              return null;
+
+                            if (index >= taskState.tasks.length &&
+                                _currentPage < taskState.maxPages) {
+                              _currentPage++;
+                              _loadTasksForPage(_currentPage);
+                            }
+                            return index < taskState.tasks.length
+                                ? _buildTile(taskState.tasks[index])
+                                : null;
+                          }),
+                    )
+                  : Center(child: Text('This list is empty.')),
+              onRefresh: _loadList,
+            )
+          : Center(child: CircularProgressIndicator()),
+      floatingActionButton: Builder(
+        builder: (context) => FloatingActionButton(
+            onPressed: () => _addItemDialog(context), child: Icon(Icons.add)),
+      ),
+    );
   }
 
   TaskTile _buildTile(Task task) {
-    // key: UniqueKey() seems like a weird workaround to fix the loading issue
-    // is there a better way?
-    return TaskTile(key: UniqueKey(), task: task,onEdit: () => _loadList());
+    return TaskTile(
+      task: task,
+      loading: false,
+      onEdit: () {
+        /*Navigator.push(
+          context,
+          MaterialPageRoute(
+            builder: (context) =>
+                TaskEditPage(
+                  task: task,
+                ),
+          ),
+        );*/
+      },
+      onMarkedAsDone: (done) {
+        Provider.of<ListProvider>(context, listen: false).updateTask(
+          context: context,
+          id: task.id,
+          done: done,
+        );
+      },
+    );
   }
 
-  Future<void> _loadList() {
-    return VikunjaGlobal.of(context)
-        .listService
-        .get(widget.taskList.id)
-        .then((list) {
-      setState(() {
-        _loading = false;
-        if(displayDoneTasks != null && !displayDoneTasks)
-          list.tasks.removeWhere((element) => element.done);
-        _list = list;
-      });
+  updateDisplayDoneTasks() {
+    VikunjaGlobal.of(context).listService.getDisplayDoneTasks(_list.id)
+        .then((value) {
+      displayDoneTasks = value == "1";
+      _loadList().then((value) => setState((){}));
     });
   }
 
+  TaskTile _buildLoadingTile(Task task) {
+    return TaskTile(
+      task: task,
+      loading: true,
+      onEdit: () => Navigator.push(
+        context,
+        MaterialPageRoute(
+          builder: (context) => TaskEditPage(
+            task: task,
+          ),
+        ),
+      ),
+    );
+  }
+
+  Future<void> _loadList() async {
+    _loadTasksForPage(1);
+  }
+
+  void _loadTasksForPage(int page) {
+    Provider.of<ListProvider>(context, listen: false).loadTasks(
+      context: context,
+      listId: _list.id,
+      page: page,
+      displayDoneTasks: displayDoneTasks ?? false
+    );
+  }
+
   _addItemDialog(BuildContext context) {
     showDialog(
-        context: context,
-        builder: (_) => AddDialog(
-            onAdd: (name) => _addItem(name, context),
-            decoration: new InputDecoration(
-                labelText: 'Task Name', hintText: 'eg. Milk')));
+      context: context,
+      builder: (_) => AddDialog(
+        onAdd: (title) => _addItem(title, context),
+        decoration: InputDecoration(
+          labelText: 'Task Name',
+          hintText: 'eg. Milk',
+        ),
+      ),
+    );
   }
 
-  _addItem(String name, BuildContext context) {
+  _addItem(String title, BuildContext context) {
     var globalState = VikunjaGlobal.of(context);
     var newTask = Task(
-        id: null, title: name, owner: globalState.currentUser, done: false, loading: true);
-    setState(() => _list.tasks.add(newTask));
-    globalState.taskService.add(_list.id, newTask).then((_) {
-      _loadList().then((_) {
-        ScaffoldMessenger.of(context).showSnackBar(SnackBar(
-          content: Text('The task was added successfully!'),
-        ));
+      id: null,
+      title: title,
+      createdBy: globalState.currentUser,
+      done: false,
+    );
+    setState(() => _loadingTasks.add(newTask));
+    Provider.of<ListProvider>(context, listen: false)
+        .addTask(
+      context: context,
+      newTask: newTask,
+      listId: _list.id,
+    )
+        .then((_) {
+      ScaffoldMessenger.of(context).showSnackBar(SnackBar(
+        content: Text('The task was added successfully!'),
+      ));
+      setState(() {
+        _loadingTasks.remove(newTask);
       });
     });
   }

lib/pages/list/task_edit.dart

@@ -0,0 +1,438 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_typeahead/flutter_typeahead.dart';
+import 'package:vikunja_app/components/datetimePicker.dart';
+import 'package:vikunja_app/components/label.dart';
+import 'package:vikunja_app/global.dart';
+import 'package:vikunja_app/models/label.dart';
+import 'package:vikunja_app/models/task.dart';
+import 'package:vikunja_app/theme/button.dart';
+import 'package:vikunja_app/theme/buttonText.dart';
+import 'package:vikunja_app/utils/repeat_after_parse.dart';
+
+class TaskEditPage extends StatefulWidget {
+  final Task task;
+
+  TaskEditPage({this.task}) : super(key: Key(task.toString()));
+
+  @override
+  State<StatefulWidget> createState() => _TaskEditPageState();
+}
+
+class _TaskEditPageState extends State<TaskEditPage> {
+  final _formKey = GlobalKey<FormState>();
+  bool _loading = false;
+
+  int _priority;
+  DateTime _dueDate, _startDate, _endDate;
+  List<DateTime> _reminderDates;
+  String _title, _description, _repeatAfterType;
+  Duration _repeatAfter;
+  List<Label> _labels;
+  // we use this to find the label object after a user taps on the suggestion, because the typeahead only uses strings, not full objects.
+  List<Label> _suggestedLabels;
+  var _reminderInputs = <Widget>[];
+  final _labelTypeAheadController = TextEditingController();
+
+  @override
+  Widget build(BuildContext ctx) {
+    // This builds the initial list of reminder inputs only once.
+    if (_reminderDates == null) {
+      _reminderDates = widget.task.reminderDates ?? [];
+
+      _reminderDates?.asMap()?.forEach((i, time) =>
+          setState(() => _reminderInputs?.add(VikunjaDateTimePicker(
+                initialValue: time,
+                label: 'Reminder',
+                onSaved: (reminder) => _reminderDates[i] = reminder,
+              ))));
+    }
+
+    if (_labels == null) {
+      _labels = widget.task.labels ?? [];
+    }
+
+    return Scaffold(
+      appBar: AppBar(
+        title: Text('Edit Task'),
+      ),
+      body: Builder(
+        builder: (BuildContext context) => SafeArea(
+          child: Form(
+            key: _formKey,
+            child: ListView(padding: const EdgeInsets.all(16.0), children: <
+                Widget>[
+              Padding(
+                padding: EdgeInsets.symmetric(vertical: 10.0),
+                child: TextFormField(
+                  maxLines: null,
+                  keyboardType: TextInputType.multiline,
+                  initialValue: widget.task.title,
+                  onSaved: (title) => _title = title,
+                  validator: (title) {
+                    if (title.length < 3 || title.length > 250) {
+                      return 'The title needs to have between 3 and 250 characters.';
+                    }
+                    return null;
+                  },
+                  decoration: new InputDecoration(
+                    labelText: 'Title',
+                    border: OutlineInputBorder(),
+                  ),
+                ),
+              ),
+              Padding(
+                padding: EdgeInsets.symmetric(vertical: 10.0),
+                child: TextFormField(
+                  maxLines: null,
+                  keyboardType: TextInputType.multiline,
+                  initialValue: widget.task.description,
+                  onSaved: (description) => _description = description,
+                  validator: (description) {
+                    if (description.length > 1000) {
+                      return 'The description can have a maximum of 1000 characters.';
+                    }
+                    return null;
+                  },
+                  decoration: new InputDecoration(
+                    labelText: 'Description',
+                    border: OutlineInputBorder(),
+                  ),
+                ),
+              ),
+              VikunjaDateTimePicker(
+                icon: Icon(Icons.access_time),
+                label: 'Due Date',
+                initialValue: widget.task.dueDate,
+                onSaved: (duedate) => _dueDate = duedate,
+              ),
+              VikunjaDateTimePicker(
+                label: 'Start Date',
+                initialValue: widget.task.startDate,
+                onSaved: (startDate) => _startDate = startDate,
+              ),
+              VikunjaDateTimePicker(
+                label: 'End Date',
+                initialValue: widget.task.endDate,
+                onSaved: (endDate) => _endDate = endDate,
+              ),
+              Row(
+                children: [
+                  Expanded(
+                    flex: 2,
+                    child: TextFormField(
+                      keyboardType: TextInputType.number,
+                      initialValue: getRepeatAfterValueFromDuration(
+                              widget.task.repeatAfter)
+                          ?.toString(),
+                      onSaved: (repeatAfter) => _repeatAfter =
+                          getDurationFromType(repeatAfter, _repeatAfterType),
+                      decoration: new InputDecoration(
+                        labelText: 'Repeat after',
+                        border: InputBorder.none,
+                        icon: Icon(Icons.repeat),
+                      ),
+                    ),
+                  ),
+                  Expanded(
+                    child: DropdownButton<String>(
+                      isExpanded: true,
+                      isDense: true,
+                      value: _repeatAfterType ??
+                          getRepeatAfterTypeFromDuration(
+                              widget.task.repeatAfter),
+                      onChanged: (String newValue) {
+                        setState(() {
+                          _repeatAfterType = newValue;
+                        });
+                      },
+                      items: <String>[
+                        'Hours',
+                        'Days',
+                        'Weeks',
+                        'Months',
+                        'Years'
+                      ].map<DropdownMenuItem<String>>((String value) {
+                        return DropdownMenuItem<String>(
+                          value: value,
+                          child: Text(value),
+                        );
+                      }).toList(),
+                    ),
+                  ),
+                ],
+              ),
+              Column(
+                children: _reminderInputs,
+              ),
+              GestureDetector(
+                  child: Padding(
+                    padding: EdgeInsets.symmetric(vertical: 10),
+                    child: Row(
+                      children: <Widget>[
+                        Padding(
+                            padding: EdgeInsets.only(right: 15, left: 2),
+                            child: Icon(
+                              Icons.alarm_add,
+                              color: Colors.grey,
+                            )),
+                        Text(
+                          'Add a reminder',
+                          style: TextStyle(
+                            color: Colors.grey,
+                            fontSize: 16,
+                          ),
+                        ),
+                      ],
+                    ),
+                  ),
+                  onTap: () {
+                    // We add a new entry every time we add a new input, to make sure all inputs have a place where they can put their value.
+                    _reminderDates.add(null);
+                    var currentIndex = _reminderDates.length - 1;
+
+                    // FIXME: Why does putting this into a row fails?
+                    setState(() => _reminderInputs.add(Row(
+                          children: <Widget>[
+                            VikunjaDateTimePicker(
+                              label: 'Reminder',
+                              onSaved: (reminder) =>
+                                  _reminderDates[currentIndex] = reminder,
+                            ),
+                            GestureDetector(
+                              onTap: () => print('tapped'),
+                              child: Icon(Icons.close),
+                            )
+                          ],
+                        )));
+                  }),
+              InputDecorator(
+                isEmpty: _priority == null,
+                decoration: InputDecoration(
+                  icon: const Icon(Icons.flag),
+                  labelText: 'Priority',
+                  border: InputBorder.none,
+                ),
+                child: new DropdownButton<String>(
+                  value: _priorityToString(_priority),
+                  isExpanded: true,
+                  isDense: true,
+                  onChanged: (String newValue) {
+                    setState(() {
+                      _priority = _priorityFromString(newValue);
+                    });
+                  },
+                  items: ['Unset', 'Low', 'Medium', 'High', 'Urgent', 'DO NOW']
+                      .map((String value) {
+                    return new DropdownMenuItem(
+                      value: value,
+                      child: new Text(value),
+                    );
+                  }).toList(),
+                ),
+              ),
+              Wrap(
+                  spacing: 10,
+                  children: _labels.map((Label label) {
+                    return LabelComponent(
+                      label: label,
+                      onDelete: () {
+                        _removeLabel(label);
+                      },
+                    );
+                  }).toList()),
+              Row(
+                children: <Widget>[
+                  Container(
+                    width: MediaQuery.of(context).size.width - 80,
+                    child: TypeAheadFormField(
+                      textFieldConfiguration: TextFieldConfiguration(
+                          controller: _labelTypeAheadController,
+                          decoration:
+                              InputDecoration(labelText: 'Add a new label')),
+                      suggestionsCallback: (pattern) {
+                        return _searchLabel(pattern);
+                      },
+                      itemBuilder: (context, suggestion) {
+                        return ListTile(
+                          title: Text(suggestion),
+                        );
+                      },
+                      transitionBuilder: (context, suggestionsBox, controller) {
+                        return suggestionsBox;
+                      },
+                      onSuggestionSelected: (suggestion) {
+                        _addLabel(suggestion);
+                      },
+                    ),
+                  ),
+                  IconButton(
+                    onPressed: () =>
+                        _createAndAddLabel(_labelTypeAheadController.text),
+                    icon: Icon(Icons.add),
+                  )
+                ],
+              ),
+              Builder(
+                  builder: (context) => Padding(
+                      padding: EdgeInsets.symmetric(vertical: 10.0),
+                      child: FancyButton(
+                        onPressed: !_loading
+                            ? () {
+                                if (_formKey.currentState.validate()) {
+                                  Form.of(context).save();
+                                  _saveTask(context);
+                                }
+                              }
+                            : null,
+                        child: _loading
+                            ? CircularProgressIndicator()
+                            : VikunjaButtonText('Save'),
+                      ))),
+            ]),
+          ),
+        ),
+      ),
+    );
+  }
+
+  _saveTask(BuildContext context) async {
+    setState(() => _loading = true);
+
+    // Removes all reminders with no value set.
+    _reminderDates.removeWhere((d) => d == null);
+
+    Task updatedTask = Task(
+      id: widget.task.id,
+      title: _title,
+      description: _description,
+      done: widget.task.done,
+      reminderDates: _reminderDates,
+      createdBy: widget.task.createdBy,
+      dueDate: _dueDate,
+      startDate: _startDate,
+      endDate: _endDate,
+      priority: _priority,
+      repeatAfter: _repeatAfter,
+    );
+
+    // update the labels
+    VikunjaGlobal.of(context)
+        .labelTaskBulkService
+        .update(updatedTask, _labels)
+        .catchError((err) {
+      setState(() => _loading = false);
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text('Something went wrong: ' + err.toString()),
+        ),
+      );
+    });
+
+    VikunjaGlobal.of(context).taskService.update(updatedTask).then((_) {
+      setState(() => _loading = false);
+      ScaffoldMessenger.of(context).showSnackBar(SnackBar(
+        content: Text('The task was updated successfully!'),
+      ));
+    }).catchError((err) {
+      throw err;
+      setState(() => _loading = false);
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text('Something went wrong: ' + err.toString()),
+          action: SnackBarAction(
+              label: 'CLOSE',
+              onPressed: ScaffoldMessenger.of(context).hideCurrentSnackBar),
+        ),
+      );
+    });
+  }
+
+  _removeLabel(Label label) {
+    setState(() {
+      _labels.removeWhere((l) => l.id == label.id);
+    });
+  }
+
+  _searchLabel(String query) {
+    return VikunjaGlobal.of(context)
+        .labelService
+        .getAll(query: query)
+        .then((labels) {
+      // Only show those labels which aren't already added to the task
+      labels.removeWhere((labelToRemove) => _labels.contains(labelToRemove));
+      _suggestedLabels = labels;
+      return labels.map((label) => label.title).toList();
+    });
+  }
+
+  _addLabel(String labelTitle) {
+    // FIXME: This is not an optimal solution...
+    bool found = false;
+    _suggestedLabels.forEach((label) {
+      if (label.title == labelTitle) {
+        _labels.add(label);
+        found = true;
+      }
+    });
+
+    if (found) {
+      _labelTypeAheadController.clear();
+    }
+  }
+
+  _createAndAddLabel(String labelTitle) {
+    // Only add a label if there are none to add
+    if (labelTitle.isEmpty || (_suggestedLabels?.isNotEmpty ?? false)) {
+      return;
+    }
+
+    Label newLabel = Label(title: labelTitle);
+    VikunjaGlobal.of(context)
+        .labelService
+        .create(newLabel)
+        .then((createdLabel) {
+      setState(() {
+        _labels.add(createdLabel);
+        _labelTypeAheadController.clear();
+      });
+    });
+  }
+
+  // FIXME: Move the following two functions to an extra class or type.
+  _priorityFromString(String priority) {
+    switch (priority) {
+      case 'Low':
+        return 1;
+      case 'Medium':
+        return 2;
+      case 'High':
+        return 3;
+      case 'Urgent':
+        return 4;
+      case 'DO NOW':
+        return 5;
+      default:
+        // unset
+        return 0;
+    }
+  }
+
+  _priorityToString(int priority) {
+    switch (priority) {
+      case 0:
+        return 'Unset';
+      case 1:
+        return 'Low';
+      case 2:
+        return 'Medium';
+      case 3:
+        return 'High';
+      case 4:
+        return 'Urgent';
+      case 5:
+        return 'DO NOW';
+      default:
+        return null;
+    }
+  }
+}

lib/pages/namespace/namespace.dart

@@ -1,13 +1,16 @@
 import 'dart:async';
 
+import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:after_layout/after_layout.dart';
+import 'package:provider/provider.dart';
 
 import 'package:vikunja_app/components/AddDialog.dart';
 import 'package:vikunja_app/global.dart';
 import 'package:vikunja_app/models/list.dart';
 import 'package:vikunja_app/models/namespace.dart';
 import 'package:vikunja_app/pages/list/list.dart';
+import 'package:vikunja_app/stores/list_store.dart';
 
 class NamespacePage extends StatefulWidget {
   final Namespace namespace;
@@ -55,11 +58,11 @@ class _NamespacePageState extends State<NamespacePage>
                                           color: Colors.white, size: 36.0)),
                                 ),
                                 onDismissed: (direction) {
-                                  _removeList(ls).then((_) => ScaffoldMessenger.of(
-                                          context)
-                                      .showSnackBar(SnackBar(
-                                          content:
-                                              Text("${ls.title} removed"))));
+                                  _removeList(ls).then((_) =>
+                                      ScaffoldMessenger.of(context)
+                                          .showSnackBar(SnackBar(
+                                              content: Text(
+                                                  "${ls.title} removed"))));
                                 },
                               ))).toList(),
                     )
@@ -88,6 +91,7 @@ class _NamespacePageState extends State<NamespacePage>
   }
 
   Future<void> _loadLists() {
+    // FIXME: This is called even when the tasks on a list are loaded - which is not needed at all
     return VikunjaGlobal.of(context)
         .listService
         .getByNamespace(widget.namespace.id)
@@ -98,8 +102,15 @@ class _NamespacePageState extends State<NamespacePage>
   }
 
   _openList(BuildContext context, TaskList list) {
-    Navigator.of(context).push(
-        MaterialPageRoute(builder: (context) => ListPage(taskList: list)));
+    Navigator.of(context).push(MaterialPageRoute(
+      builder: (context) => ChangeNotifierProvider<ListProvider>(
+        create: (_) => new ListProvider(),
+        child: ListPage(
+          taskList: list,
+        ),
+      ),
+      // ListPage(taskList: list)
+    ));
   }
 
   _addListDialog(BuildContext context) {

lib/pages/placeholder.dart

@@ -0,0 +1,29 @@
+import 'package:flutter/material.dart';
+
+class PlaceholderPage extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return new Container(
+      padding: EdgeInsets.all(16),
+      child: Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.start,
+          children: <Widget>[
+            Container(
+              padding: EdgeInsets.only(top: 32.0),
+              child: Text(
+                'Welcome to Vikunja',
+                style: Theme.of(context).textTheme.headline5,
+              ),
+            ),
+            Padding(
+              padding: EdgeInsets.symmetric(vertical: 10),
+              child: Text('Please select a namespace by tapping the  ☰  icon.',
+                  style: Theme.of(context).textTheme.subtitle1),
+            )
+          ],
+        ),
+      ),
+    );
+  }
+}

lib/pages/task/edit_task.dart

@@ -1,3 +1,4 @@
+/*
 import 'dart:developer';
 import 'package:intl/intl.dart';
 import 'package:flutter/material.dart';
@@ -29,13 +30,11 @@ class _TaskEditPageState extends State<TaskEditPage> {
 
   @override
   void initState() {
-    log("In init state: " + widget.task.due.toIso8601String());
+    log("In init state: " + widget.task.dueDate.toIso8601String());
       titleController.text = widget.task.title;
     descriptionController.text = widget.task.description;
-    if(widget.task.done == null)
-      widget.task.done = false;
     _done = widget.task.done;
-    _due = widget.task.due;
+    _due = widget.task.dueDate;
     super.initState();
   }
 
@@ -188,7 +187,7 @@ class _TaskEditPageState extends State<TaskEditPage> {
     updatedTask.title = _title;
     updatedTask.description = _description;
     updatedTask.done = _done;
-    updatedTask.due = _due.toUtc();
+    updatedTask.dueDate = _due.toUtc();
 
     VikunjaGlobal.of(context)
         .taskService
@@ -248,3 +247,4 @@ class _TaskEditPageState extends State<TaskEditPage> {
     );
   }
 }
+*/

lib/service/mocked_services.dart

@@ -1,5 +1,6 @@
 import 'dart:async';
 
+import 'package:vikunja_app/api/response.dart';
 import 'package:vikunja_app/models/list.dart';
 import 'package:vikunja_app/models/namespace.dart';
 import 'package:vikunja_app/models/task.dart';
@@ -39,7 +40,7 @@ var _tasks = {
   1: Task(
     id: 1,
     title: 'Task 1',
-    owner: _users[1],
+    createdBy: _users[1],
     updated: DateTime.now(),
     created: DateTime.now(),
     description: 'A descriptive task',
@@ -168,7 +169,14 @@ class MockedTaskService implements TaskService {
   }
 
   @override
-  Future<List<Task>> get(int taskId) {
+  Future<Response> getAllByList(int listId,
+      [Map<String, List<String>> queryParameters]) {
+    return Future.value(new Response(_tasks.values.toList(), 200, {}));
+  }
+
+  @override
+  int get maxPages => 1;
+  Future<Response> get(int taskId) {
     // TODO: implement get
     throw UnimplementedError();
   }

lib/service/services.dart

@@ -1,5 +1,9 @@
 import 'dart:async';
 import 'dart:developer';
+
+import 'package:vikunja_app/api/response.dart';
+import 'package:vikunja_app/models/label.dart';
+import 'package:vikunja_app/models/labelTask.dart';
 import 'package:vikunja_app/models/list.dart';
 import 'package:vikunja_app/models/namespace.dart';
 import 'package:vikunja_app/models/task.dart';
@@ -88,16 +92,38 @@ abstract class ListService {
 }
 
 abstract class TaskService {
-  Future<List<Task>> get(int taskId);
+  Future<Response> get(int taskId);
   Future<Task> update(Task task);
   Future delete(int taskId);
   Future<Task> add(int listId, Task task);
   Future<List<Task>> getAll();
+  Future<Response> getAllByList(int listId,
+      [Map<String, List<String>> queryParameters]);
   Future<List<Task>> getByOptions(TaskServiceOptions options);
-  }
+
+  int get maxPages;
+}
 
 abstract class UserService {
   Future<UserTokenPair> login(String username, password);
   Future<UserTokenPair> register(String username, email, password);
   Future<User> getCurrentUser();
 }
+
+abstract class LabelService {
+  Future<List<Label>> getAll({String query});
+  Future<Label> get(int labelID);
+  Future<Label> create(Label label);
+  Future<Label> delete(Label label);
+  Future<Label> update(Label label);
+}
+
+abstract class LabelTaskService {
+  Future<List<Label>> getAll(LabelTask lt, {String query});
+  Future<Label> create(LabelTask lt);
+  Future<Label> delete(LabelTask lt);
+}
+
+abstract class LabelTaskBulkService {
+  Future<List<Label>> update(Task task, List<Label> labels);
+}

lib/stores/list_store.dart

@@ -0,0 +1,93 @@
+import 'package:flutter/material.dart';
+import 'package:vikunja_app/models/task.dart';
+import 'package:vikunja_app/global.dart';
+
+class ListProvider with ChangeNotifier {
+  bool _isLoading = false;
+  int _maxPages = 0;
+
+  // TODO: Streams
+  List<Task> _tasks = [];
+
+  bool get isLoading => _isLoading;
+
+  int get maxPages => _maxPages;
+
+  set tasks(List<Task> tasks) {
+    _tasks = tasks;
+    notifyListeners();
+  }
+
+  List<Task> get tasks => _tasks;
+
+  void loadTasks({BuildContext context, int listId, int page = 1, bool displayDoneTasks = true}) {
+    _tasks = [];
+    _isLoading = true;
+    notifyListeners();
+
+    VikunjaGlobal.of(context).taskService.getAllByList(listId, {
+      "sort_by": ["done", "id"],
+      "order_by": ["asc", "desc"],
+      "page": [page.toString()]
+    }).then((response) {
+      if (response.headers["x-pagination-total-pages"] != null) {
+        _maxPages = int.parse(response.headers["x-pagination-total-pages"]);
+      }
+      _tasks.addAll(response.body);
+      if(!displayDoneTasks)
+        _tasks.removeWhere((element) => element.done);
+      _isLoading = false;
+      notifyListeners();
+    });
+  }
+
+  Future<void> addTaskByTitle(
+      {BuildContext context, String title, int listId}) {
+    var globalState = VikunjaGlobal.of(context);
+    var newTask = Task(
+      id: null,
+      title: title,
+      createdBy: globalState.currentUser,
+      done: false,
+    );
+    _isLoading = true;
+    notifyListeners();
+
+    return globalState.taskService.add(listId, newTask).then((task) {
+      _tasks.insert(0, task);
+      _isLoading = false;
+      notifyListeners();
+    });
+  }
+
+  Future<void> addTask({BuildContext context, Task newTask, int listId}) {
+    var globalState = VikunjaGlobal.of(context);
+    _isLoading = true;
+    notifyListeners();
+
+    return globalState.taskService.add(listId, newTask).then((task) {
+      _tasks.insert(0, task);
+      _isLoading = false;
+      notifyListeners();
+    });
+  }
+
+  void updateTask({BuildContext context, int id, bool done}) {
+    var globalState = VikunjaGlobal.of(context);
+    globalState.taskService
+        .update(Task(
+      id: id,
+      done: done,
+    ))
+        .then((task) {
+      // FIXME: This is ugly. We should use a redux to not have to do these kind of things.
+      //  This is enough for now (it works™) but we should definitly fix it later.
+      _tasks.asMap().forEach((i, t) {
+        if (task.id == t.id) {
+          _tasks[i] = task;
+        }
+      });
+      notifyListeners();
+    });
+  }
+}

lib/theme/constants.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:intl/intl.dart';
 
 /////////
 // Colors
@@ -18,9 +19,15 @@ const vButtonTextColor = vWhite;
 const vButtonShadowDark = Color(0xFF0b2a4a);
 const vButtonShadow = Color(0xFFb2d9ff);
 
+const vLabelLight = Color(0xFFf2f2f2);
+const vLabelDark = Color(0xFF4a4a4a);
+const vLabelDefaultColor = vGreen;
+
 ///////////
 // Paddings
 ////////
 const vStandardVerticalPadding = EdgeInsets.symmetric(vertical: 5.0);
 const vStandardHorizontalPadding = EdgeInsets.symmetric(horizontal: 5.0);
 const vStandardPadding = EdgeInsets.symmetric(horizontal: 5.0, vertical: 5.0);
+
+var vDateFormatLong = DateFormat("EEEE, MMMM d, yyyy 'at' H:mm");

lib/theme/theme.dart

@@ -2,13 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:vikunja_app/theme/constants.dart';
 
 ThemeData buildVikunjaTheme() => _buildVikunjaTheme(ThemeData.light());
-
-ThemeData buildVikunjaDarkTheme() {
-  ThemeData base = _buildVikunjaTheme(ThemeData.dark());
-  return base.copyWith(
-    accentColor: vWhite,
-  );
-}
+ThemeData buildVikunjaDarkTheme() => _buildVikunjaTheme(ThemeData.dark());
 
 ThemeData _buildVikunjaTheme(ThemeData base) {
   return base.copyWith(
@@ -27,12 +21,12 @@ ThemeData _buildVikunjaTheme(ThemeData base) {
       ),
     ),
     textTheme: base.textTheme.copyWith(
-      headline1: base.textTheme.headline1.copyWith(
-        fontFamily: 'Quicksand',
-      ),
-      subtitle1: base.textTheme.subtitle1.copyWith(
-        fontFamily: 'Quicksand',
-      ),
+//      headline: base.textTheme.headline.copyWith(
+//        fontFamily: 'Quicksand',
+//      ),
+//      title: base.textTheme.title.copyWith(
+//        fontFamily: 'Quicksand',
+//      ),
       button: base.textTheme.button.copyWith(
         color:
             vWhite, // This does not work, looks like a bug in Flutter: https://github.com/flutter/flutter/issues/19623

lib/utils/datetime_to_unix.dart

@@ -0,0 +1,11 @@
+datetimeToUnixTimestamp(DateTime dt) {
+  return dt?.millisecondsSinceEpoch == null
+      ? null
+      : (dt.millisecondsSinceEpoch / 1000).round();
+}
+
+dateTimeFromUnixTimestamp(int timestamp) {
+  return timestamp == null
+      ? 0
+      : DateTime.fromMillisecondsSinceEpoch(timestamp * 1000);
+}

lib/utils/repeat_after_parse.dart

@@ -0,0 +1,66 @@
+getRepeatAfterTypeFromDuration(Duration repeatAfter) {
+  if (repeatAfter == null || repeatAfter.inSeconds == 0) {
+    return null;
+  }
+
+  // if its dividable by 24, its something with days, otherwise hours
+  if (repeatAfter.inHours % 24 == 0) {
+    if (repeatAfter.inDays % 7 == 0) {
+      return 'Weeks';
+    } else if (repeatAfter.inDays % 365 == 0) {
+      return 'Years';
+    } else if (repeatAfter.inDays % 30 == 0) {
+      return 'Months';
+    } else {
+      return 'Days';
+    }
+  }
+  return 'Hours';
+}
+
+getRepeatAfterValueFromDuration(Duration repeatAfter) {
+  if (repeatAfter == null || repeatAfter.inSeconds == 0) {
+    return null;
+  }
+
+  // if its dividable by 24, its something with days, otherwise hours
+  if (repeatAfter.inHours % 24 == 0) {
+    if (repeatAfter.inDays % 7 == 0) {
+      // Weeks
+      return (repeatAfter.inDays / 7).round();
+    } else if (repeatAfter.inDays % 365 == 0) {
+      // Years
+      return (repeatAfter.inDays / 365).round();
+    } else if (repeatAfter.inDays % 30 == 0) {
+      // Months
+      return (repeatAfter.inDays / 30).round();
+    } else {
+      return repeatAfter.inDays; // Days
+    }
+  }
+
+  // Otherwise Hours
+  return repeatAfter.inHours;
+}
+
+getDurationFromType(String value, String type) {
+  // Return an empty duration if either of the values is not set
+  if (value == null || value == '' || type == null || type == '') {
+    return Duration();
+  }
+
+  int val = int.parse(value);
+
+  switch (type) {
+    case 'Hours':
+      return Duration(hours: val);
+    case 'Days':
+      return Duration(days: val);
+    case 'Weeks':
+      return Duration(days: val * 7);
+    case 'Months':
+      return Duration(days: val * 30);
+    case 'Years':
+      return Duration(days: val * 365);
+  }
+}

pubspec.lock

@@ -1,6 +1,13 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  _fe_analyzer_shared:
+    dependency: transitive
+    description:
+      name: _fe_analyzer_shared
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "22.0.0"
   after_layout:
     dependency: "direct main"
     description:
@@ -8,6 +15,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.0"
+  analyzer:
+    dependency: transitive
+    description:
+      name: analyzer
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.7.2"
   archive:
     dependency: transitive
     description:
@@ -36,6 +50,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.0"
+  build:
+    dependency: "direct main"
+    description:
+      name: build
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  build_config:
+    dependency: transitive
+    description:
+      name: build_config
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.0"
   characters:
     dependency: transitive
     description:
@@ -50,6 +78,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.3.1"
+  checked_yaml:
+    dependency: transitive
+    description:
+      name: checked_yaml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.1"
+  cli_util:
+    dependency: transitive
+    description:
+      name: cli_util
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.3.5"
   clock:
     dependency: transitive
     description:
@@ -64,6 +106,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.16.0"
+  convert:
+    dependency: transitive
+    description:
+      name: convert
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
   crypto:
     dependency: transitive
     description:
@@ -78,6 +127,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.1.3"
+  dart_style:
+    dependency: transitive
+    description:
+      name: dart_style
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.1"
+  datetime_picker_formfield:
+    dependency: "direct main"
+    description:
+      name: datetime_picker_formfield
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
   dbus:
     dependency: transitive
     description:
@@ -111,6 +174,27 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_keyboard_visibility:
+    dependency: transitive
+    description:
+      name: flutter_keyboard_visibility
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "5.2.0"
+  flutter_keyboard_visibility_platform_interface:
+    dependency: transitive
+    description:
+      name: flutter_keyboard_visibility_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
+  flutter_keyboard_visibility_web:
+    dependency: transitive
+    description:
+      name: flutter_keyboard_visibility_web
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
   flutter_launcher_icons:
     dependency: "direct dev"
     description:
@@ -152,17 +236,31 @@ packages:
       name: flutter_secure_storage
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.3.5"
+    version: "4.2.1"
   flutter_test:
     dependency: "direct dev"
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_typeahead:
+    dependency: "direct main"
+    description:
+      name: flutter_typeahead
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.2.5"
   flutter_web_plugins:
     dependency: transitive
     description: flutter
     source: sdk
     version: "0.0.0"
+  glob:
+    dependency: transitive
+    description:
+      name: glob
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.2"
   http:
     dependency: "direct main"
     description:
@@ -198,6 +296,27 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.6.4"
+  json_annotation:
+    dependency: transitive
+    description:
+      name: json_annotation
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.1.0"
+  json_serializable:
+    dependency: "direct main"
+    description:
+      name: json_serializable
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.1.4"
+  logging:
+    dependency: transitive
+    description:
+      name: logging
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.2"
   matcher:
     dependency: transitive
     description:
@@ -219,6 +338,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.7.0"
+  nested:
+    dependency: transitive
+    description:
+      name: nested
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.0"
+  package_config:
+    dependency: transitive
+    description:
+      name: package_config
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.2"
   path:
     dependency: transitive
     description:
@@ -226,13 +359,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.8.1"
-  petitparser:
+  pedantic:
     dependency: transitive
+    description:
+      name: pedantic
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.11.1"
+  petitparser:
+    dependency: "direct main"
     description:
       name: petitparser
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "5.0.0"
+    version: "4.1.0"
   platform:
     dependency: transitive
     description:
@@ -254,6 +394,27 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "4.2.4"
+  provider:
+    dependency: "direct main"
+    description:
+      name: provider
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "6.0.0"
+  pub_semver:
+    dependency: transitive
+    description:
+      name: pub_semver
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.1"
+  pubspec_parse:
+    dependency: transitive
+    description:
+      name: pubspec_parse
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
   rxdart:
     dependency: "direct main"
     description:
@@ -266,6 +427,13 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.99"
+  source_gen:
+    dependency: transitive
+    description:
+      name: source_gen
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.3"
   source_span:
     dependency: transitive
     description:
@@ -329,6 +497,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.2"
+  watcher:
+    dependency: transitive
+    description:
+      name: watcher
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.1"
   xdg_directories:
     dependency: transitive
     description:
@@ -342,7 +517,7 @@ packages:
       name: xml
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "5.4.1"
+    version: "5.1.2"
   yaml:
     dependency: transitive
     description:

pubspec.yaml

@@ -1,27 +1,35 @@
 name: vikunja_app
 description: Vikunja as Flutter cross platform app
 
-version: 0.1.0
+version: 0.2.0+200099
 
 environment:
-  sdk: ">=2.1.0 <3.0.0"
+  sdk: ">=2.6.0 <3.0.0"
 
 dependencies:
   flutter:
     sdk: flutter
   cupertino_icons: ^0.1.3
-  flutter_secure_storage: 3.3.5
   http: 0.13.4
   after_layout: ^1.1.0
   intl: ^0.17.0
   flutter_local_notifications: ^9.0.0
   rxdart: ^0.23.1
   flutter_native_timezone: ^2.0.0
+  flutter_secure_storage: 4.2.1
+  datetime_picker_formfield: 2.0.0
+  flutter_typeahead: 3.2.5
+  build: 2.1.0
+  json_serializable: 4.1.4
+  petitparser: 4.1.0
+  provider: 6.0.0
 
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  flutter_launcher_icons: "^0.9.2"
+    version: any
+  #test: any
+  flutter_launcher_icons: 0.9.2
 
 flutter_icons:
   image_path: "assets/vikunja_logo.png"

test/parse_label_color.dart

@@ -0,0 +1,22 @@
+import 'dart:convert';
+import 'dart:ui';
+
+import 'package:test/test.dart';
+import 'package:vikunja_app/models/label.dart';
+
+void main() {
+  test('label color from json', () {
+    final String json = '{"TaskID": 123,"id": 1,"title": "this","description": "","hex_color": "e8e8e8","created_by":{"id": 1,"username": "user","email": "test@example.com","created": 1537855131,"updated": 1545233325},"created": 1552903790,"updated": 1552903790}';
+    final JsonDecoder _decoder = new JsonDecoder();
+    Label label = Label.fromJson(_decoder.convert(json));
+
+    expect(label.color, Color(0xFFe8e8e8));
+  });
+
+  test('hex color string from object', () {
+    Label label = Label(id: 1, color: Color(0xFFe8e8e8));
+    var json = label.toJSON();
+
+    expect(json.toString(), '{id: 1, title: null, description: null, hex_color: e8e8e8, created_by: null, updated: null, created: null}');
+  });
+}

test/parse_repeat_after_test.dart

@@ -0,0 +1,76 @@
+import 'package:test/test.dart';
+import 'package:vikunja_app/utils/repeat_after_parse.dart';
+
+void main() {
+  test('Repeat after hours', () {
+    Duration testDuration = Duration(hours: 6);
+
+    expect(getRepeatAfterTypeFromDuration(testDuration), 'Hours');
+    expect(getRepeatAfterValueFromDuration(testDuration), 6);
+  });
+
+  test('Repeat after days', () {
+    Duration testDuration = Duration(days: 6);
+
+    expect(getRepeatAfterTypeFromDuration(testDuration), 'Days');
+    expect(getRepeatAfterValueFromDuration(testDuration), 6);
+  });
+
+  test('Repeat after weeks', () {
+    Duration testDuration = Duration(days: 6 * 7);
+
+    expect(getRepeatAfterTypeFromDuration(testDuration), 'Weeks');
+    expect(getRepeatAfterValueFromDuration(testDuration), 6);
+  });
+
+  test('Repeat after months', () {
+    Duration testDuration = Duration(days: 6 * 30);
+
+    expect(getRepeatAfterTypeFromDuration(testDuration), 'Months');
+    expect(getRepeatAfterValueFromDuration(testDuration), 6);
+  });
+
+  test('Repeat after years', () {
+    Duration testDuration = Duration(days: 6 * 365);
+
+    expect(getRepeatAfterTypeFromDuration(testDuration), 'Years');
+    expect(getRepeatAfterValueFromDuration(testDuration), 6);
+  });
+
+  test('Repeat null value', () {
+    Duration testDuration = Duration();
+
+    expect(getRepeatAfterTypeFromDuration(testDuration), null);
+    expect(getRepeatAfterValueFromDuration(testDuration), null);
+  });
+
+  test('Hours to duration', () {
+    Duration parsedDuration = getDurationFromType('6', 'Hours');
+    expect(parsedDuration, Duration(hours: 6));
+  });
+
+  test('Days to duration', () {
+    Duration parsedDuration = getDurationFromType('6', 'Days');
+    expect(parsedDuration, Duration(days: 6));
+  });
+
+  test('Weeks to duration', () {
+    Duration parsedDuration = getDurationFromType('6', 'Weeks');
+    expect(parsedDuration, Duration(days: 6 * 7));
+  });
+
+  test('Months to duration', () {
+    Duration parsedDuration = getDurationFromType('6', 'Months');
+    expect(parsedDuration, Duration(days: 6 * 30));
+  });
+
+  test('Years to duration', () {
+    Duration parsedDuration = getDurationFromType('6', 'Years');
+    expect(parsedDuration, Duration(days: 6 * 365));
+  });
+
+  test('null to duration', () {
+    Duration parsedDuration = getDurationFromType(null, null);
+    expect(parsedDuration, Duration());
+  });
+}

test/task_json_decode_test.dart

@@ -0,0 +1,52 @@
+import 'dart:convert';
+
+import 'package:vikunja_app/models/task.dart';
+import 'package:test/test.dart';
+
+void main() {
+  test('Check encoding with all values set', () {
+    final String json = '{"id": 1,"text": "test","description": "Lorem Ipsum","done": true,"dueDate": 1543834800,"reminderDates": [1543834800,1544612400],"repeatAfter": 3600,"parentTaskID": 0,"priority": 100,"startDate": 1543834800,"endDate": 1543835000,"assignees": null,"labels": null,"subtasks": null,"created": 1542465818,"updated": 1552771527,"createdBy": {"id": 1,"username": "user","email": "test@example.com","created": 1537855131,"updated": 1545233325}}';
+    final JsonDecoder _decoder = new JsonDecoder();
+    final task = Task.fromJson(_decoder.convert(json));
+
+    expect(task.id, 1);
+    expect(task.title, 'test');
+    expect(task.description, 'Lorem Ipsum');
+    expect(task.done, true);
+    expect(task.reminderDates, [
+      DateTime.fromMillisecondsSinceEpoch(1543834800 * 1000),
+      DateTime.fromMillisecondsSinceEpoch(1544612400 * 1000),
+    ]);
+    expect(task.dueDate, DateTime.fromMillisecondsSinceEpoch(1543834800 * 1000));
+    expect(task.repeatAfter, Duration(seconds: 3600));
+    expect(task.parentTaskId, 0);
+    expect(task.priority, 100);
+    expect(task.startDate, DateTime.fromMillisecondsSinceEpoch(1543834800 * 1000));
+    expect(task.endDate, DateTime.fromMillisecondsSinceEpoch(1543835000 * 1000));
+    expect(task.labels, null);
+    expect(task.subtasks, null);
+    expect(task.created, DateTime.fromMillisecondsSinceEpoch(1542465818 * 1000));
+    expect(task.updated, DateTime.fromMillisecondsSinceEpoch(1552771527 * 1000));
+  });
+  test('Check encoding with reminder dates as null', () {
+    final String json = '{"id": 1,"text": "test","description": "Lorem Ipsum","done": true,"dueDate": 1543834800,"reminderDates": null,"repeatAfter": 3600,"parentTaskID": 0,"priority": 100,"startDate": 1543834800,"endDate": 1543835000,"assignees": null,"labels": null,"subtasks": null,"created": 1542465818,"updated": 1552771527,"createdBy": {"id": 1,"username": "user","email": "test@example.com","created": 1537855131,"updated": 1545233325}}';
+    final JsonDecoder _decoder = new JsonDecoder();
+    final task = Task.fromJson(_decoder.convert(json));
+
+    expect(task.id, 1);
+    expect(task.title, 'test');
+    expect(task.description, 'Lorem Ipsum');
+    expect(task.done, true);
+    expect(task.reminderDates, null);
+    expect(task.dueDate, DateTime.fromMillisecondsSinceEpoch(1543834800 * 1000));
+    expect(task.repeatAfter, Duration(seconds: 3600));
+    expect(task.parentTaskId, 0);
+    expect(task.priority, 100);
+    expect(task.startDate, DateTime.fromMillisecondsSinceEpoch(1543834800 * 1000));
+    expect(task.endDate, DateTime.fromMillisecondsSinceEpoch(1543835000 * 1000));
+    expect(task.labels, null);
+    expect(task.subtasks, null);
+    expect(task.created, DateTime.fromMillisecondsSinceEpoch(1542465818 * 1000));
+    expect(task.updated, DateTime.fromMillisecondsSinceEpoch(1552771527 * 1000));
+  });
+}