website refactor

apps/website/lib/contracts/page-queries/PresentationError.ts

@@ -0,0 +1,42 @@
+/**
+ * Presentation Error Type
+ * 
+ * Errors that can be handled by the presentation layer (RSC pages, templates).
+ * These are mapped from DomainErrors by PageQueries.
+ */
+
+export type PresentationError = 
+  | 'notFound'           // Resource not found - show 404 page
+  | 'redirect'           // Redirect to another page (e.g., login)
+  | 'unauthorized'       // Not authorized - show access denied
+  | 'serverError'        // Generic server error
+  | 'networkError'       // Network/communication error
+  | 'validationError'    // Invalid input data
+  | 'unknown';           // Unknown error
+
+// Helper to map DomainError to PresentationError
+export function mapToPresentationError(domainError: any): PresentationError {
+  const errorType = domainError?.type || domainError?.name || 'unknown';
+  
+  switch (errorType) {
+    case 'notFound':
+    case 'NotFoundError':
+      return 'notFound';
+    case 'unauthorized':
+    case 'UnauthorizedError':
+    case 'ForbiddenError':
+      return 'unauthorized';
+    case 'serverError':
+    case 'ServerError':
+    case 'HttpServerError':
+      return 'serverError';
+    case 'networkError':
+    case 'NetworkError':
+      return 'networkError';
+    case 'validationError':
+    case 'ValidationError':
+      return 'validationError';
+    default:
+      return 'unknown';
+  }
+}