website refactor

apps/website/lib/adapters/MediaProxyAdapter.ts

@@ -0,0 +1,67 @@
+/**
+ * MediaProxyAdapter
+ *
+ * Handles direct HTTP proxy operations for media assets.
+ * This is a special case where direct fetch is needed for binary responses.
+ */
+
+import { Result } from '@/lib/contracts/Result';
+
+export type MediaProxyError = 
+  | { type: 'notFound'; message: string }
+  | { type: 'serverError'; message: string }
+  | { type: 'networkError'; message: string };
+
+/**
+ * Proxy media request to backend API
+ * 
+ * @param mediaPath - The API path to fetch media from (e.g., "/media/avatar/123")
+ * @returns Result with ArrayBuffer on success, or error on failure
+ */
+export async function proxyMediaRequest(
+  mediaPath: string
+): Promise<Result<ArrayBuffer, MediaProxyError>> {
+  try {
+    const baseUrl = process.env.API_BASE_URL || 'http://localhost:3000';
+    const response = await fetch(`${baseUrl}${mediaPath}`, {
+      method: 'GET',
+    });
+
+    if (!response.ok) {
+      if (response.status === 404) {
+        return Result.err({ 
+          type: 'notFound', 
+          message: `Media not found: ${mediaPath}` 
+        });
+      }
+      return Result.err({ 
+        type: 'serverError', 
+        message: `HTTP ${response.status}: ${response.statusText}` 
+      });
+    }
+
+    const buffer = await response.arrayBuffer();
+    return Result.ok(buffer);
+  } catch (error) {
+    const errorMessage = error instanceof Error ? error.message : 'Unknown error';
+    return Result.err({ 
+      type: 'networkError', 
+      message: `Failed to fetch media: ${errorMessage}` 
+    });
+  }
+}
+
+/**
+ * Get content type for media path
+ */
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
+export function getMediaContentType(mediaPath: string): string {
+  return 'image/png';
+}
+
+/**
+ * Get cache control header value
+ */
+export function getMediaCacheControl(): string {
+  return 'public, max-age=3600';
+}