Added fail scenario for updater

Author: imDema

FreeMove/FreeMove.csproj

@@ -34,7 +34,7 @@
     <DebugType>full</DebugType>
     <Optimize>false</Optimize>
     <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>TRACE;DEBUG;VERSION;1.1.4</DefineConstants>
+    <DefineConstants>TRACE;DEBUG</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
@@ -43,7 +43,7 @@
     <DebugType>pdbonly</DebugType>
     <Optimize>true</Optimize>
     <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE;VERSION;1.1.3</DefineConstants>
+    <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>

FreeMove/Properties/Resources.Designer.cs

@@ -117,7 +117,7 @@
   <resheader name="writer">
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
-  <data name="VersionNumber" xml:space="preserve">
-    <value>1.1.3</value>
+  <data name="GitHubErrorMessage" xml:space="preserve">
+    <value>Could not retrieve the version information from the GitHub server</value>
   </data>
 </root>

FreeMove/Properties/Resources.resx

@@ -26,16 +26,35 @@ public Updater()
 
         private async void Updater_Load(object sender, EventArgs e)
         {
-            if(await CheckForUpdate())
+            try
             {
-                progressBar1.Dispose();
-                label1.Font = new Font("Lucida Console", label1.Font.Size);
-                label1.Text = String.Format($"Current Version: {CurrentVersion}\nLatest Version:  {NewVersion}\n\nOpen the download page?");
-                button_Cancel.Enabled = true;
-                button_Cancel.Click += delegate { Dispose(); };
+                if (await CheckForUpdate())
+                {
+                    progressBar1.Dispose();
+                    label1.Font = new Font("Lucida Console", label1.Font.Size);
+                    label1.Text = String.Format($"Current Version: {CurrentVersion}\nLatest Version:  {NewVersion}\n\nOpen the download page?");
+                    button_Cancel.Enabled = true;
+                    button_Cancel.Click += delegate { Dispose(); };
 
-                button_Ok.Enabled = true;
-                button_Ok.Click += delegate { System.Diagnostics.Process.Start("https://github.com/ImDema/FreeMove/releases/latest"); Dispose(); };
+                    button_Ok.Enabled = true;
+                    button_Ok.Click += delegate { System.Diagnostics.Process.Start("https://github.com/ImDema/FreeMove/releases/latest"); Dispose(); };
+                }
+                else
+                {
+                    label1.Text = "There are no updates available";
+                    button_Ok.Enabled = true;
+                    button_Ok.Click += delegate { Dispose(); };
+                }
+            }
+            catch(Exception ex)
+            {
+                if (ex.Message == Properties.Resources.GitHubErrorMessage)
+                {
+                    label1.Text = Properties.Resources.GitHubErrorMessage;
+                    button_Ok.Enabled = true;
+                    button_Ok.Click += delegate { Dispose(); };
+                }
+                else throw ex;
             }
         }
 
@@ -55,7 +74,7 @@ public async Task<bool> CheckForUpdate()
                     break;
                 }
             }
-            if (NewVersion == "") throw new Exception("Could not retrieve the version information from the GitHub server");
+            if (NewVersion == "") throw new Exception(Properties.Resources.GitHubErrorMessage);
             Assembly assembly = Assembly.GetExecutingAssembly();
             CurrentVersion = System.Diagnostics.FileVersionInfo.GetVersionInfo(assembly.Location).FileVersion;
             return CurrentVersion != NewVersion;