Prompt user to select supported applications for a mod in the case where no compatible applications are found

Author: TheBestAstroNOT

source/Reloaded.Mod.Launcher.Lib/Static/Resources.cs

@@ -220,9 +220,16 @@ public static void Init(IDictionaryResourceProvider provider)
     public static IDictionaryResource<string> ErrorStacktraceTitle { get; set; }
     public static IDictionaryResource<string> ErrorStacktraceSubtitle { get; set; }
 
-    // Update 1.X.X: New Progress Window for Local Mod Installation (UPDATE LAUNCHER VER BEFORE RELEASE)
+    // Update 1.29.3: New Progress Window for Local Mod Installation
     public static IDictionaryResource<string> InstallModArchiveTitle { get; set; }
     public static IDictionaryResource<string> InstalledModName { get; set; }
     public static IDictionaryResource<string> InstallingModWait { get; set; }
     public static IDictionaryResource<string> ExtractingLocalModArchive { get; set; }
+
+    // Update 1.XX.XX: Add warning during installation of mods with no apps in their supported apps list or when no compatible app is installed (UPDATE LAUNCHER VER BEFORE RELEASE)
+    public static IDictionaryResource<string> NoAppsInConfigTitle { get; set; }
+    public static IDictionaryResource<string> NoAppsInConfigDescription { get; set; }
+    public static IDictionaryResource<string> NoCompatibleAppsInConfigTitle { get; set; }
+    public static IDictionaryResource<string> NoCompatibleAppsInConfigDescription { get; set; }
+    public static IDictionaryResource<string> AppSelectionQuestion { get; set; }
 }

source/Reloaded.Mod.Launcher/Assets/Languages/en-GB.xaml

@@ -203,6 +203,13 @@
     <sys:String x:Key="InstalledModName">Mod Name</sys:String>
     <sys:String x:Key="InstallingModWait">Please wait while we install the mod!</sys:String>
     <sys:String x:Key="ExtractingLocalModArchive">Extracting a local mod, please wait!</sys:String>
+    
+    <!-- App Resolution Failure Message-->
+    <sys:String x:Key="NoAppsInConfigTitle">Unable to find any supported app</sys:String>
+    <sys:String x:Key="NoAppsInConfigDescription">Reloaded-II was unable to find any supported apps in the mod's config.</sys:String>
+    <sys:String x:Key="NoCompatibleAppsInConfigTitle">Unable to find a compatible app</sys:String>
+    <sys:String x:Key="NoCompatibleAppsInConfigDescription">Reloaded-II was unable to find an installed app which is compatible with this mod.</sys:String>
+    <sys:String x:Key="AppSelectionQuestion">Do you want to select a supported app manually?</sys:String>
 
     <!-- WMI Administrator Message -->
     <sys:String x:Key="RunAsAdminMessage">You need to run this application as administrator.&#x0a;Administrative privileges are needed to receive application launch/exit events from Windows Management Instrumentation (WMI).&#x0a;Developers: Run your favourite IDE e.g. Visual Studio as Admin.</sys:String>

source/Reloaded.Mod.Launcher/MainWindow.xaml.cs

@@ -1,4 +1,5 @@
 using NuGet.Common;
+using Reloaded.Mod.Launcher.Pages.BaseSubpages.Dialogs;
 using Reloaded.Mod.Loader.Update.Providers.Web;
 using Sewer56.DeltaPatchGenerator.Lib.Utility;
 using Sewer56.Update.Extractors.SevenZipSharp;
@@ -132,7 +133,48 @@ private async void InstallMod_Drop(object sender, DragEventArgs e)
         foreach (var item in modConfigService.ItemsById.ToArray())
         {
             if (!modsBefore.ContainsKey(item.Key))
+            {
                 newConfigs.Add(item.Value.Config);
+                if(item.Value.Config.IsUniversalMod || item.Value.Config.SupportedAppId.Length > 0)
+                {
+                    var match = Lib.IoC.Get<ApplicationConfigService>().Items.FirstOrDefault(app => item.Value.Config.SupportedAppId.Contains(app.Config.AppId));
+                    if(match == null)
+                    {
+                        bool loadAppPage = Actions.DisplayMessagebox!.Invoke(
+                            NoCompatibleAppsInConfigTitle.Get(),
+                            $"{NoCompatibleAppsInConfigDescription.Get()}\n{AppSelectionQuestion.Get()}",
+                            new Actions.DisplayMessageBoxParams
+                            {
+                                Type = Actions.MessageBoxType.OkCancel
+                            });
+                        if (loadAppPage)
+                        {
+                            var createModDialog = new EditModDialog(new EditModDialogViewModel(item.Value, Lib.IoC.Get<ApplicationConfigService>(), modConfigService));
+                            createModDialog.Owner = System.Windows.Window.GetWindow(this);
+                            createModDialog.RealViewModel.Page = EditModPage.Special;
+                            createModDialog.ShowDialog();
+                        }
+                    }
+                }
+                else
+                {
+                    bool loadAppPage = Actions.DisplayMessagebox!.Invoke(
+                        NoAppsInConfigTitle.Get(), $"{NoAppsInConfigDescription.Get()}\n{AppSelectionQuestion.Get()}"
+                        ,
+                        new Actions.DisplayMessageBoxParams
+                        {
+                            Type = Actions.MessageBoxType.OkCancel
+                        });
+                    if (loadAppPage)
+                    {
+                        var createModDialog = new EditModDialog(new EditModDialogViewModel(item.Value, Lib.IoC.Get<ApplicationConfigService>(), modConfigService));
+                        createModDialog.Owner = System.Windows.Window.GetWindow(this);
+                        createModDialog.RealViewModel.Page = EditModPage.Special;
+                        createModDialog.ShowDialog();
+                    }
+                }
+            }
+                
         }
 
         if (newConfigs.Count <= 0)