磁链增加代理配置

src/lib/magnet.client.ts

@@ -0,0 +1,42 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
+
+import { HttpsProxyAgent } from 'https-proxy-agent';
+import nodeFetch from 'node-fetch';
+
+function isCloudflareEnvironment(): boolean {
+  return process.env.CF_PAGES === '1' || process.env.BUILD_TARGET === 'cloudflare';
+}
+
+export function getMagnetBaseUrl(defaultBaseUrl: string, reverseProxyBaseUrl?: string): string {
+  return (reverseProxyBaseUrl || defaultBaseUrl).replace(/\/+$/, '');
+}
+
+export async function universalMagnetFetch(
+  url: string,
+  proxy?: string,
+  init?: RequestInit
+): Promise<Response> {
+  if (isCloudflareEnvironment()) {
+    const response = await fetch(url, {
+      ...init,
+      signal: AbortSignal.timeout(15000),
+    });
+    return response as unknown as Response;
+  }
+
+  const fetchOptions: any = proxy
+    ? {
+        ...init,
+        agent: new HttpsProxyAgent(proxy, {
+          timeout: 30000,
+          keepAlive: false,
+        }),
+        signal: AbortSignal.timeout(30000),
+      }
+    : {
+        ...init,
+        signal: AbortSignal.timeout(15000),
+      };
+
+  return nodeFetch(url, fetchOptions) as unknown as Response;
+}