Feat/publisher studio

GenHub/Directory.Packages.props

@@ -13,8 +13,9 @@
     <PackageVersion Include="Avalonia.Fonts.Inter" Version="11.2.7" />
     <PackageVersion Include="Avalonia.Controls.DataGrid" Version="11.2.7" />
     <PackageVersion Include="Avalonia.Diagnostics" Version="11.2.7" />
-
     <PackageVersion Include="CommunityToolkit.Mvvm" Version="8.2.1" />
+    <PackageVersion Include="Google.Apis.Auth" Version="1.73.0" />
+    <PackageVersion Include="Google.Apis.Drive.v3" Version="1.73.0.3996" />
     <PackageVersion Include="Material.Icons.Avalonia" Version="2.4.1" />
     <PackageVersion Include="Microsoft.Extensions.Caching.Memory" Version="9.0.7" />
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="9.0.4" />
@@ -43,4 +44,4 @@
     <PackageVersion Include="FluentAssertions" Version="6.12.1" />
     <PackageVersion Include="SharpCompress" Version="0.42.0" />
   </ItemGroup>
-</Project>
+</Project>

GenHub/GenHub.Core/Constants/ActionSetConstants.cs

@@ -0,0 +1,33 @@
+namespace GenHub.Core.Constants;
+
+/// <summary>
+/// Constants for Action Sets and Fixes.
+/// </summary>
+public static class ActionSetConstants
+{
+    /// <summary>
+    /// The directory name for sub-markers.
+    /// </summary>
+    public const string SubMarkersDirectory = "sub_markers";
+
+    /// <summary>
+    /// The minimum file size for VCRedist 2008 installer (bytes).
+    /// </summary>
+    public const long MinimumVCRedist2008FileSize = 1000 * 1024;
+
+    /// <summary>
+    /// File names used in action sets.
+    /// </summary>
+    public static class FileNames
+    {
+        /// <summary>
+        /// The filename for Generals.exe.
+        /// </summary>
+        public const string GeneralsExe = "generals.exe";
+
+        /// <summary>
+        /// The filename for GeneralsZh.exe.
+        /// </summary>
+        public const string GeneralsZhExe = "generalszh.exe";
+    }
+}

GenHub/GenHub.Core/Constants/ConfigurationKeys.cs

@@ -106,4 +106,16 @@ public static class ConfigurationKeys
     /// Configuration key for application data path.
     /// </summary>
     public const string AppDataPath = "GenHub:AppDataPath";
+
+    // Hosting configuration keys
+
+    /// <summary>
+    /// Configuration key for Google Drive Client ID.
+    /// </summary>
+    public const string GoogleDriveClientId = "GenHub:Hosting:GoogleDrive:ClientId";
+
+    /// <summary>
+    /// Configuration key for Google Drive Client Secret.
+    /// </summary>
+    public const string GoogleDriveClientSecret = "GenHub:Hosting:GoogleDrive:ClientSecret";
 }

GenHub/GenHub.Core/Constants/ExternalUrls.cs

@@ -0,0 +1,18 @@
+namespace GenHub.Core.Constants;
+
+/// <summary>
+/// Constants for external URLs.
+/// </summary>
+public static class ExternalUrls
+{
+    /// <summary>
+    /// Download URL for Intel Graphics Drivers.
+    /// </summary>
+    public const string IntelDriverDownload = "https://www.intel.com/content/www/us/en/download-center/home.html";
+
+    /// <summary>
+    /// Download URL for DirectX 8.1 / 9.0c runtime files used by GenPatcher.
+    /// Uses the stable Microsoft Download Center landing page.
+    /// </summary>
+    public const string DirectXRuntimeDownload = "https://www.microsoft.com/en-us/download/details.aspx?id=8109";
+}

GenHub/GenHub.Core/Constants/PublisherDocumentation.cs

@@ -0,0 +1,154 @@
+namespace GenHub.Core.Constants;
+
+/// <summary>
+/// Documentation strings for the Publisher Studio UI.
+/// These provide clear explanations of the 3-tier URL architecture
+/// and hosting workflow to publishers.
+/// </summary>
+#pragma warning disable SA1600 // Elements should be documented
+#pragma warning disable SA1124 // Do not use regions
+public static class PublisherDocumentation
+{
+    #region Hosting Setup
+
+    /// <summary>Title for hosting setup section.</summary>
+    public const string HostingSetupTitle = "Hosting Setup";
+
+    /// <summary>Description for hosting setup section.</summary>
+    public const string HostingSetupDescription =
+        "GenHub uses Google Drive to host your catalog and artifact files. " +
+        "When you connect your Google account, GenHub creates a folder called " +
+        "'GenHub_Publisher' in your Drive. All your published files go there.\n\n" +
+        "Your URLs remain stable across updates - when you publish changes, " +
+        "GenHub updates the existing files rather than creating new ones.";
+
+    /// <summary>Help text for hosting setup section.</summary>
+    public const string HostingSetupHelp =
+        "Click 'Connect Google Drive' to authorize GenHub to create and manage files " +
+        "in your Drive. GenHub only has access to files it creates - not your personal files.";
+
+    #endregion
+
+    #region Publish
+
+    /// <summary>Title for publish section.</summary>
+    public const string PublishTitle = "Publish";
+
+    /// <summary>Description for publish section.</summary>
+    public const string PublishDescription =
+        "When you click Publish:\n" +
+        "• New artifacts (ZIPs) are uploaded - each version gets a unique URL\n" +
+        "• Catalogs are updated in-place - the URL never changes\n" +
+        "• Your definition is updated in-place - the URL never changes\n" +
+        "• Subscribers automatically see your changes when they refresh\n\n" +
+        "This means your subscription link is permanent. Share it once, " +
+        "and it works forever.";
+
+    /// <summary>Help text for first-time publishing.</summary>
+    public const string PublishFirstTimeHelp =
+        "First time publishing? GenHub will:\n" +
+        "1. Create your GenHub_Publisher folder on Drive\n" +
+        "2. Upload your publisher.json (definition)\n" +
+        "3. Upload your catalog files\n" +
+        "4. Upload any artifact files with local paths\n" +
+        "5. Generate your permanent subscription link";
+
+    /// <summary>Help text for publishing updates.</summary>
+    public const string PublishUpdateHelp =
+        "Publishing an update? GenHub will:\n" +
+        "1. Upload any new artifacts (new versions)\n" +
+        "2. Update your existing catalog files (same URLs)\n" +
+        "3. Update your definition if needed (same URL)\n\n" +
+        "Subscribers will see your changes automatically.";
+
+    #endregion
+
+    #region Share
+
+    /// <summary>Title for share section.</summary>
+    public const string ShareTitle = "Share";
+
+    /// <summary>Description for share section.</summary>
+    public const string ShareDescription =
+        "This subscription link is your permanent entry point. Share it on:\n" +
+        "• Your website or mod page\n" +
+        "• Discord servers\n" +
+        "• Forums and communities\n\n" +
+        "When users click this link (or paste it into GenHub), they'll " +
+        "subscribe to all your catalogs and receive updates automatically.";
+
+    /// <summary>Help text for the subscription link.</summary>
+    public const string SubscriptionLinkHelp =
+        "The subscription link format: genhub://subscribe?url=<your-definition-url>\n\n" +
+        "This URL points to your publisher.json file on Google Drive. " +
+        "Since GenHub updates the file in-place, the URL never changes.";
+
+    #endregion
+
+    #region Multi-Catalog
+
+    /// <summary>Title for multiple catalogs section.</summary>
+    public const string MultiCatalogTitle = "Multiple Catalogs";
+
+    /// <summary>Description for multiple catalogs section.</summary>
+    public const string MultiCatalogDescription =
+        "You can organize your content into multiple catalogs. For example:\n" +
+        "• 'ZH Mods' - your Zero Hour modifications\n" +
+        "• 'Maps' - standalone map packs\n" +
+        "• 'Generals Content' - content for the base game\n\n" +
+        "Each catalog has its own URL but they're all linked through your " +
+        "publisher definition. Subscribers can choose which catalogs to follow.";
+
+    /// <summary>Help text for multiple catalogs.</summary>
+    public const string MultiCatalogHelp =
+        "To add a new catalog:\n" +
+        "1. Click '+ Add Catalog' in the toolbar\n" +
+        "2. Give it an ID (lowercase, no spaces) and name\n" +
+        "3. Add content items to the catalog\n" +
+        "4. Publish - the new catalog will be uploaded automatically";
+
+    #endregion
+
+    #region Recovery
+
+    /// <summary>Title for recovery section.</summary>
+    public const string RecoveryTitle = "Recovery";
+
+    /// <summary>Description for recovery section.</summary>
+    public const string RecoveryDescription =
+        "If you lose your local project files, GenHub can recover your " +
+        "hosting state from Google Drive. It looks for your 'GenHub_Publisher' " +
+        "folder and rebuilds the file mappings.\n\n" +
+        "This means you can publish from a new computer without losing your " +
+        "subscription links.";
+
+    /// <summary>Help text for recovery.</summary>
+    public const string RecoveryHelp =
+        "Recovery works by scanning your GenHub_Publisher folder for:\n" +
+        "• publisher.json (your definition)\n" +
+        "• catalog-*.json files (your catalogs)\n" +
+        "• Artifact files\n\n" +
+        "GenHub matches these to your project and restores the file IDs.";
+
+    #endregion
+
+    #region Three-Tier Architecture
+
+    /// <summary>Overview of the 3-tier architecture.</summary>
+    public const string ArchitectureOverview =
+        "GenHub uses a 3-tier URL architecture:\n\n" +
+        "Tier 1: Publisher Definition (publisher.json)\n" +
+        "• Your identity and catalog locations\n" +
+        "• This is what users subscribe to\n" +
+        "• URL never changes\n\n" +
+        "Tier 2: Catalogs (catalog-*.json)\n" +
+        "• Your content items and releases\n" +
+        "• Updated in-place when you add releases\n" +
+        "• URL never changes\n\n" +
+        "Tier 3: Artifacts (*.zip)\n" +
+        "• The actual downloadable files\n" +
+        "• Each version gets a new file (immutable)\n" +
+        "• Old versions remain accessible";
+
+    #endregion
+}

GenHub/GenHub.Core/Constants/RegistryConstants.cs

@@ -0,0 +1,27 @@
+namespace GenHub.Core.Constants;
+
+/// <summary>
+/// Constants for Registry keys and values.
+/// </summary>
+public static class RegistryConstants
+{
+    /// <summary>
+    /// The Command &amp; Conquer: The First Decade version value.
+    /// </summary>
+    public const string TfdVersionValue = "1.03";
+
+    /// <summary>
+    /// The registry key for Windows Media Feature Pack components.
+    /// </summary>
+    public const string WindowsMediaFeaturePackKey = @"SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing\Packages";
+
+    /// <summary>
+    /// The registry key for Intel Graphics Driver (Class GUID).
+    /// </summary>
+    public const string IntelGfxDriverKey = @"SYSTEM\CurrentControlSet\Control\Class\{4D36E968-E325-11CE-BFC1-08002BE10318}\0000";
+
+    /// <summary>
+    /// The registry key for Intel MEWiz.
+    /// </summary>
+    public const string IntelMEWizKey = @"SOFTWARE\Intel\MEWiz1.0";
+}

GenHub/GenHub.Core/GenHub.Core.csproj

@@ -11,8 +11,10 @@
         <PackageReference Include="AngleSharp" />
         <PackageReference Include="Microsoft.Playwright" />
         <PackageReference Include="Microsoft.Extensions.Logging" />
+        <PackageReference Include="Microsoft.Extensions.Http" />
         <PackageReference Include="Microsoft.Extensions.Logging.Console" />
         <PackageReference Include="CsvHelper" />
+        <PackageReference Include="CommunityToolkit.Mvvm" />
     </ItemGroup>
 
     <ItemGroup>