From 5068592189d710cc375000cb4d3a16fa7fea50ff Mon Sep 17 00:00:00 2001
From: Aaron Fischer <mail@aaron-fischer.net>
Date: Tue, 16 Jul 2019 23:37:18 +0200
Subject: [PATCH] rename roster anf fix search functionality

---
 mobile-app/lib/data/github_adapter.dart       | 108 ++++++++++--------
 ...rband_roaster.dart => warband_roster.dart} |   8 +-
 ...d_roaster.g.dart => warband_roster.g.dart} |   8 +-
 mobile-app/lib/main.dart                      |   8 +-
 mobile-app/lib/screens/settings_screen.dart   |  28 ++---
 ...screen.dart => warband_roster_screen.dart} |  14 +--
 .../lib/widgets/warband_drawer_widget.dart    |  88 +++++++++++---
 mobile-app/pubspec.lock                       |  50 +++++---
 mobile-app/pubspec.yaml                       |   2 +
 9 files changed, 200 insertions(+), 114 deletions(-)
 rename mobile-app/lib/data/{warband_roaster.dart => warband_roster.dart} (97%)
 rename mobile-app/lib/data/{warband_roaster.g.dart => warband_roster.g.dart} (89%)
 rename mobile-app/lib/screens/{warband_roaster_screen.dart => warband_roster_screen.dart} (87%)

diff --git a/mobile-app/lib/data/github_adapter.dart b/mobile-app/lib/data/github_adapter.dart
index a22e12d..43d65c9 100644
--- a/mobile-app/lib/data/github_adapter.dart
+++ b/mobile-app/lib/data/github_adapter.dart
@@ -3,39 +3,40 @@ import 'dart:convert';
 
 import 'package:flutter/material.dart';
 import 'package:http/http.dart' as http;
-import 'package:toolheim/data/warband_roaster.dart';
+import 'package:preferences/preferences.dart';
+import 'package:toolheim/data/warband_roster.dart';
 import 'package:yaml/yaml.dart';
 
 class GitHubAdapter extends ChangeNotifier {
-  String _repository = 'Labernator/Mordheim';
-  String _path = 'Mordheim-BorderTownBurning/Warband Rosters';
-
   List<String> _syncErrors = new List<String>();
   DateTime _lastSync;
 
-  List<WarbandRoaster> _roasters = [];
+  List<WarbandRoster> _rosters = [];
   String _activePlayerName;
 
-  String get repository => _repository;
-  String get path => _path;
+  String get repository => PrefService.getString('repository');
+  String get path => PrefService.getString('path');
+
+  bool _syncinProgress = false;
+  bool get isSyncInProgress => _syncinProgress;
 
   DateTime get lastSync => _lastSync;
-  UnmodifiableListView<String> get syncErrors => _syncErrors;
+  List<String> get syncErrors => _syncErrors;
 
-  UnmodifiableListView<WarbandRoaster> get roasters =>
-      UnmodifiableListView(_roasters);
+  UnmodifiableListView<WarbandRoster> get rosters =>
+      UnmodifiableListView(_rosters);
 
-  WarbandRoaster activeRoaster() {
-    if (_activePlayerName == null || _roasters.length == 0) {
+  WarbandRoster activeRoster() {
+    if (_activePlayerName == null || _rosters.length == 0) {
       return null;
     }
 
-    return _roasters.firstWhere((roaster) {
-      return roaster.playerName == _activePlayerName;
-    });
+    return _rosters.firstWhere((roster) {
+      return roster.playerName == _activePlayerName;
+    }, orElse: () => null);
   }
 
-  void changeActiveRoaster(String playerName) {
+  void changeActiveRoster(String playerName) {
     _activePlayerName = playerName;
     notifyListeners();
   }
@@ -50,20 +51,21 @@ class GitHubAdapter extends ChangeNotifier {
   /// the [syncErrors] list.
   void search() async {
     _syncErrors.clear();
+    _syncinProgress = true;
 
-    Stream<Map<String, String>> roasterStream() async* {
+    Stream<Map<String, String>> rosterStream() async* {
       // Get all files which could be potential warband files (end with
       // mordheim.yml and contain the word "heros").
       http.Response response = await http.get(
           "https://api.github.com/search/code?q=heros+repo:" +
-              _repository +
+              repository +
               "+filename:mordheim.yml+path:\"" +
-              _path +
+              path +
               "\"");
 
       // GitHub is not reachable
       if (response.statusCode != 200) {
-        _syncErrors.add('Could not find any warband roaster files');
+        _syncErrors.add('Could not find any warband roster files.');
         yield {};
         return;
       }
@@ -73,7 +75,7 @@ class GitHubAdapter extends ChangeNotifier {
       try {
         searchResults = jsonDecode(response.body);
       } on FormatException catch (e) {
-        _syncErrors.add('Could not parse GitHub response.' + e.toString());
+        _syncErrors.add('Could not parse GitHub response. ' + e.toString());
         yield {};
         return;
       }
@@ -86,7 +88,7 @@ class GitHubAdapter extends ChangeNotifier {
           // in which the file resists
           String completePath = searchResult['path'];
           List<String> pathParts =
-              completePath.substring(_path.length + 1).split('/');
+              completePath.substring(path.length + 1).split('/');
 
           String playerName;
           if (pathParts.length >= 2) {
@@ -96,7 +98,7 @@ class GitHubAdapter extends ChangeNotifier {
           // Fetch last change and some metainformation of the file
           http.Response response = await http.get(
               "https://api.github.com/repos/" +
-                  _repository +
+                  repository +
                   "/commits?path=" +
                   completePath);
 
@@ -110,7 +112,7 @@ class GitHubAdapter extends ChangeNotifier {
           try {
             commits = jsonDecode(response.body);
           } on FormatException catch (e) {
-            _syncErrors.add('Could not parse GitHub response.' + e.toString());
+            _syncErrors.add('Could not parse GitHub response. ' + e.toString());
             continue;
           }
 
@@ -132,52 +134,66 @@ class GitHubAdapter extends ChangeNotifier {
       }
     }
 
-    _roasters.clear();
+    _rosters.clear();
     notifyListeners();
-    await for (Map<String, String> player in roasterStream()) {
-      http.Response response = await http.get(
-          "https://raw.githubusercontent.com/" +
-              _repository +
+
+    if (_syncErrors.length == 0) {
+      await for (Map<String, String> player in rosterStream()) {
+        http.Response response;
+        try {
+          response = await http.get("https://raw.githubusercontent.com/" +
+              repository +
               '/master/' +
               player['filePath']);
-
-      try {
-        YamlMap yamlObject = loadYaml(response.body);
-        WarbandRoaster roaster = WarbandRoaster.fromJson(yamlObject);
-        if (player['player'] != '') {
-          roaster.playerName = player['player'];
+        } catch (e) {
+          // TODO: Ignore this error, we catch it elsewhere.
         }
 
-        roaster.currentVersion = new Version(player['shaHash'], player['date'],
-            player['author'], player['message']);
+        try {
+          if (response != null) {
+            YamlMap yamlObject = loadYaml(response.body);
+            WarbandRoster roster = WarbandRoster.fromJson(yamlObject);
+            if (player['player'] != '') {
+              roster.playerName = player['player'];
+            }
 
-        // On a search, we drop all previous information about the warbands,
-        // Sp, lastSyncVersion is equal to the currentVersion.
-        roaster.lastSyncVersion = roaster.currentVersion;
+            roster.currentVersion = new Version(player['shaHash'],
+                player['date'], player['author'], player['message']);
 
-        _roasters.add(roaster);
-        notifyListeners();
-      } catch (e) {
-        _syncErrors.add(e.toString());
+            // On a search, we drop all previous information about the warbands,
+            // Sp, lastSyncVersion is equal to the currentVersion.
+            roster.lastSyncVersion = roster.currentVersion;
+
+            _rosters.add(roster);
+            notifyListeners();
+          }
+        } catch (e) {
+          _syncErrors.add(e.toString());
+        }
       }
     }
 
     // Sort by CP
-    _roasters.sort((a, b) => b.campaignPoints.compareTo(a.campaignPoints));
+    _rosters.sort((a, b) => b.campaignPoints.compareTo(a.campaignPoints));
 
     // Select first as active player if no active player is selected
-    _activePlayerName = _roasters.first.playerName;
+    if (_rosters.length > 0) {
+      _activePlayerName = _rosters.first.playerName;
+    }
 
     _lastSync = DateTime.now();
+    _syncinProgress = false;
     notifyListeners();
   }
 
   void update() async {
+    _syncinProgress = true;
     // TODO: Search for warband yml files
     // TODO: Check if it is in the right format
     // TODO: Store it into the database if valid
 
     _lastSync = DateTime.now();
+    _syncinProgress = false;
     notifyListeners();
   }
 }
diff --git a/mobile-app/lib/data/warband_roaster.dart b/mobile-app/lib/data/warband_roster.dart
similarity index 97%
rename from mobile-app/lib/data/warband_roaster.dart
rename to mobile-app/lib/data/warband_roster.dart
index 3578139..6283d58 100644
--- a/mobile-app/lib/data/warband_roaster.dart
+++ b/mobile-app/lib/data/warband_roster.dart
@@ -3,7 +3,7 @@ import 'dart:collection';
 import 'package:flutter/widgets.dart';
 import 'package:json_annotation/json_annotation.dart';
 
-part 'warband_roaster.g.dart';
+part 'warband_roster.g.dart';
 
 //  flutter packages pub run build_runner build --delete-conflicting-outputs
 
@@ -166,7 +166,7 @@ class Version {
 }
 
 @JsonSerializable(nullable: true, anyMap: true, createToJson: false)
-class WarbandRoaster {
+class WarbandRoster {
   /// Store the complete string of name and race. This will split up into the
   /// fields name and race.
   @JsonKey(name: 'warband', fromJson: _warbandNameAndRace)
@@ -203,7 +203,7 @@ class WarbandRoaster {
   @JsonKey(ignore: true)
   Version currentVersion;
 
-  WarbandRoaster(
+  WarbandRoster(
       this.nameAndRace,
       this.campaignPoints,
       this.objective,
@@ -234,5 +234,5 @@ class WarbandRoaster {
     return nr;
   }
 
-  factory WarbandRoaster.fromJson(yaml) => _$WarbandRoasterFromJson(yaml);
+  factory WarbandRoster.fromJson(yaml) => _$WarbandRosterFromJson(yaml);
 }
diff --git a/mobile-app/lib/data/warband_roaster.g.dart b/mobile-app/lib/data/warband_roster.g.dart
similarity index 89%
rename from mobile-app/lib/data/warband_roaster.g.dart
rename to mobile-app/lib/data/warband_roster.g.dart
index a1b0eae..11acad2 100644
--- a/mobile-app/lib/data/warband_roaster.g.dart
+++ b/mobile-app/lib/data/warband_roster.g.dart
@@ -1,6 +1,6 @@
 // GENERATED CODE - DO NOT MODIFY BY HAND
 
-part of 'warband_roaster.dart';
+part of 'warband_roster.dart';
 
 // **************************************************************************
 // JsonSerializableGenerator
@@ -25,9 +25,9 @@ Hero _$HeroFromJson(Map json) {
       Hero._heroHeaderFromJson(json['hero'] as String));
 }
 
-WarbandRoaster _$WarbandRoasterFromJson(Map json) {
-  return WarbandRoaster(
-      WarbandRoaster._warbandNameAndRace(json['warband'] as String),
+WarbandRoster _$WarbandRosterFromJson(Map json) {
+  return WarbandRoster(
+      WarbandRoster._warbandNameAndRace(json['warband'] as String),
       json['campaign'] as int,
       json['objective'] as String,
       json['alignment'] as String,
diff --git a/mobile-app/lib/main.dart b/mobile-app/lib/main.dart
index 83c5b66..6ff7d9e 100644
--- a/mobile-app/lib/main.dart
+++ b/mobile-app/lib/main.dart
@@ -1,10 +1,12 @@
 import 'package:flutter/material.dart';
+import 'package:preferences/preferences.dart';
 import 'package:provider/provider.dart';
 import 'package:toolheim/data/github_adapter.dart';
 import 'package:toolheim/screens/settings_screen.dart';
-import 'package:toolheim/screens/warband_roaster_screen.dart';
+import 'package:toolheim/screens/warband_roster_screen.dart';
 
-void main() {
+void main() async {
+  await PrefService.init(prefix: 'toolheim_');
   runApp(Toolheim());
 }
 
@@ -21,7 +23,7 @@ class Toolheim extends StatelessWidget {
         ),
         initialRoute: '/',
         routes: {
-          '/': (context) => WarbandRoasterScreen(),
+          '/': (context) => WarbandRosterScreen(),
           '/settings': (context) => SettingsScreen()
         },
       ),
diff --git a/mobile-app/lib/screens/settings_screen.dart b/mobile-app/lib/screens/settings_screen.dart
index 73c266a..11d1591 100644
--- a/mobile-app/lib/screens/settings_screen.dart
+++ b/mobile-app/lib/screens/settings_screen.dart
@@ -1,26 +1,22 @@
 import 'package:flutter/material.dart';
-import 'package:provider/provider.dart';
-
-import 'package:toolheim/data/github_adapter.dart';
+import 'package:preferences/preferences.dart';
 
 class SettingsScreen extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
-    GitHubAdapter github = Provider.of<GitHubAdapter>(context);
-
-    // TODO: Add this to local storage
-    //String _repository = 'Labernator/Mordheim';
-    //String _path = 'Mordheim-BorderTownBurning/Warband Rosters';
-
     return Scaffold(
         appBar: AppBar(title: Text('Settings')),
-        body: Column(children: <Widget>[
-          TextField(
-            decoration: InputDecoration(labelText: 'Repository'),
-          ),
-          TextField(
-            decoration: InputDecoration(labelText: 'Path'),
-          )
+        body: PreferencePage([
+          PreferenceTitle('GitHub'),
+          PreferenceText(
+              'Provide a valid GitHub repository with username and project (username/repository-name). This repository must contain warband roster files in subfolders. See the sample project for a kickstart.'),
+          TextFieldPreference('Repository', 'repository'),
+          PreferenceText(
+              'If your warband folders are placed in a subfolder, you can specify it here.'),
+          TextFieldPreference('Path', 'path', defaultVal: '/')
         ]));
+
+    //String _repository = 'Labernator/Mordheim';
+    //String _path = 'Mordheim-BorderTownBurning/Warband Rosters';
   }
 }
diff --git a/mobile-app/lib/screens/warband_roaster_screen.dart b/mobile-app/lib/screens/warband_roster_screen.dart
similarity index 87%
rename from mobile-app/lib/screens/warband_roaster_screen.dart
rename to mobile-app/lib/screens/warband_roster_screen.dart
index 3fd92f7..d2c8437 100644
--- a/mobile-app/lib/screens/warband_roaster_screen.dart
+++ b/mobile-app/lib/screens/warband_roster_screen.dart
@@ -2,16 +2,16 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 import 'package:toolheim/data/github_adapter.dart';
-import 'package:toolheim/data/warband_roaster.dart';
+import 'package:toolheim/data/warband_roster.dart';
 import 'package:toolheim/widgets/warband_drawer_widget.dart';
 
-class WarbandRoasterScreen extends StatelessWidget {
+class WarbandRosterScreen extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     GitHubAdapter github = Provider.of<GitHubAdapter>(context);
-    WarbandRoaster roaster = github.activeRoaster();
+    WarbandRoster roster = github.activeRoster();
 
-    if (roaster == null) {
+    if (roster == null) {
       return Scaffold(
           appBar: AppBar(title: const Text('Toolheim')),
           body: Builder(builder: (BuildContext context) {
@@ -41,7 +41,7 @@ class WarbandRoasterScreen extends StatelessWidget {
 
     List<Widget> tiles = new List();
 
-    roaster.heros.forEach((hero) {
+    roster.heros.forEach((hero) {
       tiles.add(new ListTile(
         title: Text(hero.name),
         leading: CircleAvatar(
@@ -55,7 +55,7 @@ class WarbandRoasterScreen extends StatelessWidget {
 
     tiles.add(Divider());
 
-    roaster.henchmenGroups.forEach((henchmenGroup) {
+    roster.henchmenGroups.forEach((henchmenGroup) {
       tiles.add(new ListTile(
         title: Text(henchmenGroup.name),
         trailing: Chip(label: Text(henchmenGroup.number.toString() + 'x')),
@@ -70,7 +70,7 @@ class WarbandRoasterScreen extends StatelessWidget {
 
     return Scaffold(
       appBar: AppBar(
-        title: Text(roaster.name),
+        title: Text(roster.name),
       ),
       drawer:
           Drawer(child: SingleChildScrollView(child: WarbandDrawerWidget())),
diff --git a/mobile-app/lib/widgets/warband_drawer_widget.dart b/mobile-app/lib/widgets/warband_drawer_widget.dart
index 608b197..d58447f 100644
--- a/mobile-app/lib/widgets/warband_drawer_widget.dart
+++ b/mobile-app/lib/widgets/warband_drawer_widget.dart
@@ -1,18 +1,18 @@
+import 'dart:math';
+
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 import 'package:badges/badges.dart';
 import 'package:toolheim/data/github_adapter.dart';
-import 'package:toolheim/data/warband_roaster.dart';
+import 'package:toolheim/data/warband_roster.dart';
 
 class WarbandDrawerWidget extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     GitHubAdapter github = Provider.of<GitHubAdapter>(context);
 
-    WarbandRoaster activeRoaster = github.activeRoaster();
-
-    if (activeRoaster == null) {
-      // Add search button
+    // No settings at all
+    if (github.repository == null) {
       return Padding(
         padding: const EdgeInsets.only(top: 100, left: 30, right: 30),
         child: Column(children: <Widget>[
@@ -31,10 +31,68 @@ class WarbandDrawerWidget extends StatelessWidget {
       );
     }
 
-    List<WarbandRoaster> roasters = github.roasters;
+    // Never fetched any data
+    if (github.activeRoster() == null) {
+      return Padding(
+        padding: const EdgeInsets.only(top: 100, left: 30, right: 30),
+        child: Column(children: <Widget>[
+          Text(
+              'The repository is set. You can now search for warbands. This can take a while.'),
+          FlatButton(
+            onPressed: () {
+              github.search();
+            },
+            child: Text(
+              'Search for warbands',
+              style: TextStyle(color: Colors.blue),
+            ),
+          ),
+          FlatButton(
+            onPressed: () {
+              Navigator.popAndPushNamed(context, '/settings');
+            },
+            child: Text(
+              'Change settings',
+              style: TextStyle(color: Colors.blue),
+            ),
+          ),
+          Visibility(
+            visible: github.isSyncInProgress,
+            child: CircularProgressIndicator(),
+          ),
+          Visibility(
+            visible: github.syncErrors.length > 0,
+            child: buildSyncErrors(context),
+          )
+        ]),
+      );
+    }
+
+    return buildRosterList(context);
+  }
+
+  Widget buildSyncErrors(BuildContext context) {
+    List<Widget> syncErrors = new List();
+
+    GitHubAdapter github = Provider.of<GitHubAdapter>(context);
+    // TODO: Make it pretty
+    github.syncErrors.forEach((error) {
+      syncErrors.add(Text(error, style: TextStyle(color: Colors.red)));
+    });
+
+    return Column(children: syncErrors);
+  }
+
+  Widget buildRosterList(BuildContext context) {
+    GitHubAdapter github = Provider.of<GitHubAdapter>(context);
+    WarbandRoster activeroster = github.activeRoster();
+    List<WarbandRoster> rosters = github.rosters;
 
     List<Widget> tiles = new List();
 
+    tiles.add(Visibility(
+        visible: github.isSyncInProgress, child: LinearProgressIndicator()));
+
     // Show some stats for the own warband
     tiles.add(UserAccountsDrawerHeader(
       otherAccountsPictures: <Widget>[
@@ -60,33 +118,31 @@ class WarbandDrawerWidget extends StatelessWidget {
           },
         ),
       ],
-      accountName: Text(activeRoaster.name),
-      accountEmail: Text(activeRoaster.race),
+      accountName: Text(activeroster.name),
+      accountEmail: Text(activeroster.race),
     ));
 
-    // TODO: Order Players on CP or rating
-
-    roasters.forEach((roaster) {
+    rosters.forEach((roster) {
       // We mark inactive warbands with a gray acent
       var textColor = Colors.black;
-      if (!roaster.active) {
+      if (!roster.active) {
         textColor = Colors.black45;
       }
 
       tiles.add(ListTile(
         onTap: () {
-          github.changeActiveRoaster(roaster.playerName);
+          github.changeActiveRoster(roster.playerName);
           Navigator.of(context).pop();
         },
-        title: Text(roaster.name + ' (' + roaster.playerName + ')',
+        title: Text(roster.name + ' (' + roster.playerName + ')',
             style: TextStyle(color: textColor)),
-        subtitle: Text(roaster.currentVersion.message),
+        subtitle: Text(roster.currentVersion.message),
         isThreeLine: true,
         trailing: Badge(
           badgeColor: Colors.black12,
           shape: BadgeShape.square,
           borderRadius: 2,
-          badgeContent: Text(roaster.campaignPoints.toString() + ' CP',
+          badgeContent: Text(roster.campaignPoints.toString() + ' CP',
               style: TextStyle(color: Colors.white)),
         ),
       ));
diff --git a/mobile-app/pubspec.lock b/mobile-app/pubspec.lock
index 748f804..a02211f 100644
--- a/mobile-app/pubspec.lock
+++ b/mobile-app/pubspec.lock
@@ -1,5 +1,5 @@
 # Generated by pub
-# See https://www.dartlang.org/tools/pub/glossary#lockfile
+# See https://dart.dev/tools/pub/glossary#lockfile
 packages:
   analyzer:
     dependency: transitive
@@ -7,7 +7,7 @@ packages:
       name: analyzer
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.36.3"
+    version: "0.36.4"
   args:
     dependency: transitive
     description:
@@ -21,7 +21,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0"
+    version: "2.2.0"
   badges:
     dependency: "direct main"
     description:
@@ -42,7 +42,7 @@ packages:
       name: build
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.4"
+    version: "1.1.5"
   build_config:
     dependency: transitive
     description:
@@ -63,14 +63,14 @@ packages:
       name: build_resolvers
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.5"
+    version: "1.0.6"
   build_runner:
     dependency: "direct dev"
     description:
       name: build_runner
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.0"
+    version: "1.6.1"
   build_runner_core:
     dependency: transitive
     description:
@@ -91,7 +91,7 @@ packages:
       name: built_value
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.6.0"
+    version: "6.7.0"
   charcode:
     dependency: transitive
     description:
@@ -140,7 +140,7 @@ packages:
       name: csslib
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.16.0"
+    version: "0.16.1"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -154,7 +154,7 @@ packages:
       name: dart_style
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.7"
+    version: "1.2.9"
   fixnum:
     dependency: transitive
     description:
@@ -178,7 +178,7 @@ packages:
       name: front_end
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.18"
+    version: "0.1.19"
   glob:
     dependency: transitive
     description:
@@ -255,7 +255,7 @@ packages:
       name: kernel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.18"
+    version: "0.3.19"
   logging:
     dependency: transitive
     description:
@@ -311,7 +311,7 @@ packages:
       name: pedantic
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.0"
+    version: "1.7.0"
   pool:
     dependency: transitive
     description:
@@ -319,6 +319,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.4.0"
+  preferences:
+    dependency: "direct main"
+    description:
+      name: preferences
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.0.0"
   provider:
     dependency: "direct main"
     description:
@@ -346,7 +353,14 @@ packages:
       name: quiver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.0.3"
+  shared_preferences:
+    dependency: "direct main"
+    description:
+      name: shared_preferences
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.5.3+2"
   shelf:
     dependency: transitive
     description:
@@ -421,7 +435,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.4"
+    version: "0.2.5"
   timing:
     dependency: transitive
     description:
@@ -449,14 +463,14 @@ packages:
       name: watcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.9.7+10"
+    version: "0.9.7+12"
   web_socket_channel:
     dependency: transitive
     description:
       name: web_socket_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.13"
+    version: "1.0.14"
   yaml:
     dependency: "direct main"
     description:
@@ -465,5 +479,5 @@ packages:
     source: hosted
     version: "2.1.16"
 sdks:
-  dart: ">=2.3.0-dev.0.1 <3.0.0"
-  flutter: ">=0.2.5 <2.0.0"
+  dart: ">=2.3.0 <3.0.0"
+  flutter: ">=1.5.0 <2.0.0"
diff --git a/mobile-app/pubspec.yaml b/mobile-app/pubspec.yaml
index cb3a18f..7ee304b 100644
--- a/mobile-app/pubspec.yaml
+++ b/mobile-app/pubspec.yaml
@@ -24,6 +24,8 @@ dependencies:
   http:
   provider:
   badges:
+  shared_preferences:
+  preferences:
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.