fix: Broken logo image and redirects for basepath

Author: web-flow

.vscode/launch.json

@@ -11,7 +11,7 @@
             // If you have changed target frameworks, make sure to update the program path.
             "program": "${workspaceFolder}/Rnwood.Smtp4dev/bin/Debug/net8.0/Rnwood.Smtp4dev.dll",
             "cwd": "${workspaceFolder}/Rnwood.Smtp4dev",
-            "args": ["--recreatedb", "--urls", "http://localhost:5000"],
+            "args": ["--recreatedb", "--urls", "http://localhost:5000", "--basepath=/smtp4dev"],
             "stopAtEntry": false,
             "internalConsoleOptions": "openOnSessionStart",
             "preLaunchTask": "build Rnwood.Smtp4dev",
@@ -30,7 +30,7 @@
             "name": "Chrome (Client Debug)",
             "type": "chrome",
             "request": "launch",
-            "url": "http://localhost:5000",
+            "url": "http://localhost:5000/smtp4dev",
             "webRoot": "${workspaceFolder}/Rnwood.Smtp4dev/ClientApp/src",
             "sourceMapPathOverrides": {
                 "../../ClientApp/src/*": "${webRoot}/*",

Rnwood.Smtp4dev/ClientApp/src/components/home/home.vue

@@ -4,8 +4,8 @@
             <div style="flex: 0 0 content">
                 <a href="https://github.com/rnwood/smtp4dev/" target="_blank">
 
-                    <UseDark v-slot="{ isDark, toggleDark }">
-                        <img height="35" :src="isDark ? '/logo-dark.png' : '/logo.png'" class="logo" alt="smtp4dev" />
+                    <UseDark v-slot="{ isDark }">
+                        <img height="35" :src="isDark ? './logo-dark.png' : './logo.png'" class="logo" alt="smtp4dev" />
                     </UseDark>
                 </a>
             </div>

Rnwood.Smtp4dev/Startup.cs

@@ -60,7 +60,7 @@ private static void ValidateDatabaseVersionCompatibility(Smtp4devDbContext conte
 
             // Get all migrations that have been applied to the database
             var appliedMigrations = context.Database.GetAppliedMigrations().ToList();
-            
+
             // Get all migrations available in the current application
             var availableMigrations = context.Database.GetMigrations().ToList();
 
@@ -92,7 +92,7 @@ public void ConfigureServices(IServiceCollection services)
                     //Remove the JSON content type from the actions where it is not supported.
                     NSwag.OpenApiOperationDescription sendOp = d.Operations.FirstOrDefault(o => o.Path.EndsWith("/send") || o.Path.EndsWith("/reply"));
                     sendOp.Operation.RequestBody.Content.Remove("application/json");
-              
+
                 };
             });
 
@@ -131,10 +131,10 @@ public void ConfigureServices(IServiceCollection services)
 
 
                         using var context = new Smtp4devDbContext((DbContextOptions<Smtp4devDbContext>)opt.Options);
-                        
+
                         // Validate database version compatibility before attempting any operations
                         ValidateDatabaseVersionCompatibility(context);
-                        
+
                         if (string.IsNullOrEmpty(serverOptions.Database))
                         {
                             context.Database.Migrate();
@@ -178,7 +178,7 @@ public void ConfigureServices(IServiceCollection services)
                         {
                             Log.Logger.Information("Populating MIME metadata for {count} existing messages during startup", messagesWithoutMetadata.Count);
                             var mimeProcessingService = new MimeProcessingService();
-                            
+
                             int processed = 0;
                             int batchSize = 50; // Process in batches to avoid memory issues
 
@@ -335,14 +335,30 @@ public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
 
             if (!string.IsNullOrEmpty(serverOptions.BasePath) && serverOptions.BasePath != "/")
             {
-                RewriteOptions rewrites = new RewriteOptions();
-                rewrites.AddRedirect("^" + serverOptions.BasePath.TrimEnd('/') + "$", serverOptions.BasePath.TrimEnd('/') + "/");
-                ;
-                rewrites.AddRedirect("^(/)?$", serverOptions.BasePath.TrimEnd('/') + "/");
-                ;
-                app.UseRewriter(rewrites);
-
-                app.Map(serverOptions.BasePath, configure);
+                string basePathNoSlash = serverOptions.BasePath.TrimEnd('/');
+                string redirectTarget = basePathNoSlash + "/";
+
+                // Global middleware to redirect /smtp4dev to /smtp4dev/
+                app.Use(async (context, next) =>
+                {
+                    if (context.Request.Path.Equals(basePathNoSlash, StringComparison.OrdinalIgnoreCase)
+                        && !context.Request.Path.Value.EndsWith("/"))
+                    {
+                        var queryString = context.Request.QueryString.HasValue ? context.Request.QueryString.Value : "";
+                        context.Response.Redirect(redirectTarget + queryString, true);
+                        return;
+                    }
+                    else if (context.Request.Path.Value.Equals("/")
+                        || context.Request.Path.Value == String.Empty)
+                    {
+                        var queryString = context.Request.QueryString.HasValue ? context.Request.QueryString.Value : "";
+                        context.Response.Redirect(redirectTarget + queryString, true);
+                        return;
+                    }
+                    await next();
+                });
+
+                app.Map(serverOptions.BasePath.TrimEnd('/'), configure);
             }
             else
             {