working update, but need more error checking/handling

mobile-app/lib/data/github_adapter.dart

@@ -15,7 +15,7 @@ class GitHubAdapter extends ChangeNotifier {
   DateTime _lastSync;
 
   List<WarbandRoster> _rosters = [];
-  WarbandRoster _activeRoster;
+  String _activeRosterFilePath;
 
   String get repository => PrefService.getString('repository');
   String get path => PrefService.getString('path');
@@ -26,13 +26,23 @@ class GitHubAdapter extends ChangeNotifier {
   DateTime get lastSync => _lastSync;
   List<String> get syncErrors => _syncErrors;
 
-  UnmodifiableListView<WarbandRoster> get rosters =>
-      UnmodifiableListView(_rosters);
+  List<WarbandRoster> get rosters => _rosters;
 
-  WarbandRoster get activeRoster => _activeRoster;
+  WarbandRoster get activeRoster {
+    if (_rosters.length == 0) {
+      return null;
+    }
+
+    if (_activeRosterFilePath == null) {
+      return _rosters.first;
+    }
+    return _rosters.firstWhere(
+        (roster) => roster.filePath == _activeRosterFilePath,
+        orElse: () => _rosters.first);
+  }
 
   set activeRoster(WarbandRoster roster) {
-    _activeRoster = roster;
+    _activeRosterFilePath = roster.filePath;
     notifyListeners();
   }
 
@@ -89,14 +99,11 @@ class GitHubAdapter extends ChangeNotifier {
     if (_syncErrors.length == 0) {
       await for (String filePath in warbandFileStream()) {
         WarbandRoster roster = await fetchWarband(filePath);
-        Version latestVersion = await getLatestCommit(filePath);
+        Version latestVersion = await getLatestVersion(filePath);
 
         roster.playerName = getPlayerNameFromFilePath(filePath);
-        roster.currentVersion = latestVersion;
-
-        // On a search, we drop all previous information about the warbands,
-        // So, lastSyncVersion is equal to the currentVersion.
-        roster.lastSyncVersion = roster.currentVersion;
+        roster.version = latestVersion;
+        roster.filePath = filePath;
 
         _rosters.add(roster);
 
@@ -114,11 +121,6 @@ class GitHubAdapter extends ChangeNotifier {
     // Sort by CP
     _rosters.sort((a, b) => b.campaignPoints.compareTo(a.campaignPoints));
 
-    // Select first as active player if no active player is selected
-    if (_rosters.length > 0) {
-      _activeRoster = _rosters.first;
-    }
-
     _lastSync = DateTime.now();
     _syncinProgress = false;
     storage.setItem('lastSync', _lastSync.toIso8601String());
@@ -127,11 +129,40 @@ class GitHubAdapter extends ChangeNotifier {
 
   void update() async {
     _syncinProgress = true;
+    _syncErrors.clear();
 
-    // TODO: Loop through the found warbands and update it.
+    notifyListeners();
+
+    for (var i = 0; i < rosters.length; i++) {
+      Version newVersion = await getLatestVersion(rosters[i].filePath);
+
+      if (newVersion == null) {
+        continue;
+      }
+
+      if (newVersion.gitHash != rosters[i].version.gitHash) {
+        WarbandRoster newRoster = await fetchWarband(rosters[i].filePath);
+
+        if (newRoster == null) {
+          continue;
+        }
+
+        newRoster.playerName = rosters[i].playerName;
+        newRoster.version = newVersion;
+        newRoster.filePath = rosters[i].filePath;
+        rosters[i] = newRoster;
+      }
+    }
+
+    _rosters.sort((a, b) => b.campaignPoints.compareTo(a.campaignPoints));
 
     _lastSync = DateTime.now();
     _syncinProgress = false;
+
+    if (_syncErrors.length != 0) {
+      // TODO: Show sync errors.
+    }
+
     notifyListeners();
   }
 
@@ -148,7 +179,7 @@ class GitHubAdapter extends ChangeNotifier {
     return playerName;
   }
 
-  Future<Version> getLatestCommit(String filePath) async {
+  Future<Version> getLatestVersion(String filePath) async {
     // Fetch last change and some metainformation of the file
     http.Response response = await http.get("https://api.github.com/repos/" +
         repository +

mobile-app/lib/data/warband_roster.dart

@@ -212,10 +212,10 @@ class WarbandRoster {
   String filePath;
 
   @JsonKey(ignore: true)
-  Version lastSyncVersion;
+  Version version;
 
   @JsonKey(ignore: true)
-  Version currentVersion;
+  bool unseen = true;
 
   WarbandRoster(
       this.nameAndRace,

mobile-app/lib/screens/warband_roster_screen.dart

@@ -2,16 +2,14 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 import 'package:toolheim/data/github_adapter.dart';
-import 'package:toolheim/data/warband_roster.dart';
 import 'package:toolheim/widgets/warband_drawer_widget.dart';
 
 class WarbandRosterScreen extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     GitHubAdapter github = Provider.of<GitHubAdapter>(context);
-    WarbandRoster roster = github.activeRoster;
 
-    if (roster == null) {
+    if (github.activeRoster == null) {
       return Scaffold(
           appBar: AppBar(title: const Text('Toolheim')),
           body: Builder(builder: (BuildContext context) {
@@ -41,7 +39,7 @@ class WarbandRosterScreen extends StatelessWidget {
 
     List<Widget> tiles = new List();
 
-    roster.heros.forEach((hero) {
+    github.activeRoster.heros.forEach((hero) {
       tiles.add(new ListTile(
         title: Text(hero.name),
         leading: CircleAvatar(
@@ -55,7 +53,7 @@ class WarbandRosterScreen extends StatelessWidget {
 
     tiles.add(Divider());
 
-    roster.henchmenGroups.forEach((henchmenGroup) {
+    github.activeRoster.henchmenGroups.forEach((henchmenGroup) {
       tiles.add(new ListTile(
         title: Text(henchmenGroup.name),
         trailing: Chip(label: Text(henchmenGroup.number.toString() + 'x')),
@@ -70,7 +68,7 @@ class WarbandRosterScreen extends StatelessWidget {
 
     return Scaffold(
       appBar: AppBar(
-        title: Text(roster.name),
+        title: Text(github.activeRoster.name),
       ),
       drawer:
           Drawer(child: SingleChildScrollView(child: WarbandDrawerWidget())),

mobile-app/lib/widgets/warband_drawer_widget.dart

@@ -1,5 +1,3 @@
-import 'dart:math';
-
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 import 'package:badges/badges.dart';
@@ -61,11 +59,9 @@ class WarbandDrawerWidget extends StatelessWidget {
 
     List<Widget> tiles = new List();
 
-    tiles.add(Visibility(
-        visible: github.isSyncInProgress, child: LinearProgressIndicator()));
-
     // Show some stats for the own warband
     tiles.add(UserAccountsDrawerHeader(
+      margin: const EdgeInsets.all(0),
       otherAccountsPictures: <Widget>[
         IconButton(
           icon: Icon(Icons.refresh),
@@ -87,6 +83,9 @@ class WarbandDrawerWidget extends StatelessWidget {
       accountEmail: Text(activeroster.race),
     ));
 
+    tiles.add(Visibility(
+        visible: github.isSyncInProgress, child: LinearProgressIndicator()));
+
     rosters.forEach((roster) {
       // We mark inactive warbands with a gray acent
       var textColor = Colors.black;
@@ -94,14 +93,20 @@ class WarbandDrawerWidget extends StatelessWidget {
         textColor = Colors.black45;
       }
 
+      var fontWeight = FontWeight.normal;
+      if (roster.unseen) {
+        fontWeight = FontWeight.bold;
+      }
+
       tiles.add(ListTile(
         onTap: () {
+          roster.unseen = false;
           github.activeRoster = roster;
           Navigator.of(context).pop();
         },
         title: Text(roster.name + ' (' + roster.playerName + ')',
-            style: TextStyle(color: textColor)),
-        subtitle: Text(roster.currentVersion.message),
+            style: TextStyle(color: textColor, fontWeight: fontWeight)),
+        subtitle: Text(roster.version.message),
         isThreeLine: true,
         trailing: Badge(
           badgeColor: Colors.black12,

mobile-app/pubspec.yaml

@@ -14,7 +14,7 @@ description: A new Flutter project.
 version: 1.0.0+1
 
 environment:
-  sdk: ">=2.1.0 <3.0.0"
+  sdk: ">=2.2.2 <3.0.0"
 
 dependencies:
   flutter: