Added an update check feature that will prompt and take the user to t…

…he github tag if a newer version is found.
laurencee · Dec 1, 2015 · 56b15c7 · 56b15c7
1 parent 023c59a
commit 56b15c7
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Showing 5 changed files with 80 additions and 8 deletions.
diff --git a/Livestream.Monitor/Livestream.Monitor.csproj b/Livestream.Monitor/Livestream.Monitor.csproj
@@ -59,6 +59,10 @@
       <HintPath>..\packages\Newtonsoft.Json.7.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
       <Private>True</Private>
     </Reference>
+    <Reference Include="Octokit, Version=0.16.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Octokit.0.16.0\lib\net45\Octokit.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Data" />
     <Reference Include="System.Drawing" />

diff --git a/Livestream.Monitor/Properties/AssemblyInfo.cs b/Livestream.Monitor/Properties/AssemblyInfo.cs
@@ -51,5 +51,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.1.5.0")]
-[assembly: AssemblyFileVersion("1.1.5.0")]
+[assembly: AssemblyVersion("1.2.0.0")]
+[assembly: AssemblyFileVersion("1.2.0.0")]
diff --git a/Livestream.Monitor/ViewModels/ShellViewModel.cs b/Livestream.Monitor/ViewModels/ShellViewModel.cs
@@ -1,14 +1,24 @@
 using System;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using System.Threading.Tasks;
 using System.Windows;
 using Caliburn.Micro;
 using Hardcodet.Wpf.TaskbarNotification;
+using Livestream.Monitor.Core;
 using MahApps.Metro.Controls;
+using MahApps.Metro.Controls.Dialogs;
+using Octokit;
+using Application = System.Windows.Application;
 
 namespace Livestream.Monitor.ViewModels
 {
     public class ShellViewModel : Conductor<Screen>.Collection.OneActive
     {
         public const string TrayIconControlName = "TrayIcon";
+
+        private readonly Version currentAppVersion;
         private WindowState windowState = WindowState.Normal;
         private TaskbarIcon taskbarIcon;
         private bool firstMinimize = true;
@@ -40,8 +50,8 @@ public ShellViewModel(
             Settings.ActivateWith(this);
             ThemeSelector.ActivateWith(this);
 
-            var assemblyVersion = GetType().Assembly.GetName().Version;
-            DisplayName = $"LIVESTREAM MONITOR V{assemblyVersion.Major}.{assemblyVersion.Minor}.{assemblyVersion.Build}";
+            currentAppVersion = GetType().Assembly.GetName().Version;
+            DisplayName = $"LIVESTREAM MONITOR V{currentAppVersion.Major}.{currentAppVersion.Minor}.{currentAppVersion.Build}";
         }
 
         public override string DisplayName { get; set; }
@@ -96,16 +106,73 @@ private void WindowMinimized()
             }
         }
 
-        protected override void OnViewLoaded(object view)
+        protected override async void OnViewLoaded(object view)
         {
             base.OnViewLoaded(view);
             taskbarIcon = Application.Current.MainWindow.FindChild<TaskbarIcon>(TrayIconControlName);
+            await CheckForNewVersion();
         }
-
+        
         protected override void OnDeactivate(bool close)
         {
             taskbarIcon.Dispose(); // this will be cleaned up on app close anyway but this is a bit cleaner
             base.OnDeactivate(close);
         }
+
+        private async Task CheckForNewVersion()
+        {
+            var githubClient =
+                new GitHubClient(new ProductHeaderValue("Livestream.Monitor",
+                    $"{currentAppVersion.Major}.{currentAppVersion.Minor}.{currentAppVersion.Build}"));
+
+            const string githubRepository = "Livestream.Monitor";
+            const string githubUsername = "laurencee";
+
+            var dialogController = await this.ShowProgressAsync("Update Check", "Checking for newer version...");
+            try
+            {
+                var releases = await githubClient.Release.GetAll(githubUsername, githubRepository);
+                var latestRelease = releases.FirstOrDefault();
+                if (latestRelease != null)
+                {
+                    if (IsNewerVersion(latestRelease))
+                    {
+                        await dialogController.CloseAsync();
+                        var dialogResult = await this.ShowMessageAsync("New version available",
+                            "There is a newer version available. Go to download page?",
+                            MessageDialogStyle.AffirmativeAndNegative);
+
+                        if (dialogResult == MessageDialogResult.Affirmative)
+                        {
+                            System.Diagnostics.Process.Start(latestRelease.HtmlUrl);
+                        }
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                if (dialogController.IsOpen) await dialogController.CloseAsync();
+                await this.ShowMessageAsync("Error",
+                    $"An error occured while checking for a newer version.{Environment.NewLine}{ex.Message}");
+            }
+
+            if (dialogController.IsOpen) await dialogController.CloseAsync();
+        }
+
+        private bool IsNewerVersion(Release latestRelease)
+        {
+            if (string.IsNullOrWhiteSpace(latestRelease?.TagName)) return false;
+
+            try
+            {
+                var releaseVersion = new Version(latestRelease.TagName);
+                return releaseVersion > currentAppVersion;
+            }
+            catch
+            {
+                // failed to convert the tagname to a version for some reason
+                return false;
+            }
+        }
     }
 }
diff --git a/Livestream.Monitor/packages.config b/Livestream.Monitor/packages.config
@@ -6,4 +6,5 @@
   <package id="Hardcodet.NotifyIcon.Wpf" version="1.0.5" targetFramework="net46" />
   <package id="MahApps.Metro" version="1.1.2.0" targetFramework="net46" />
   <package id="Newtonsoft.Json" version="7.0.1" targetFramework="net46" />
+  <package id="Octokit" version="0.16.0" targetFramework="net46" />
 </packages>
diff --git a/TwitchTv/Properties/AssemblyInfo.cs b/TwitchTv/Properties/AssemblyInfo.cs
@@ -32,5 +32,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.1.2.0")]
-[assembly: AssemblyFileVersion("1.1.2.0")]
+[assembly: AssemblyVersion("1.2.0.0")]
+[assembly: AssemblyFileVersion("1.2.0.0")]