89 lines
3.1 KiB
JavaScript
89 lines
3.1 KiB
JavaScript
/**
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* Xget - High-performance acceleration engine for developer resources
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* Copyright (C) 2025 Xi Xu
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import { handleRequest } from '../src/index.js';
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/**
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* Edge Function handler.
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* @param {Request} request - Standard Web API Request object
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* @param {object} [context] - Platform-specific context (Netlify only)
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* @param {object} [context.geo] - Geolocation data (Netlify)
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* @param {string} [context.ip] - Client IP address (Netlify)
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* @param {object} [context.env] - Environment variables (Netlify)
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* @param {(promise: Promise<unknown>) => void} [context.waitUntil] - Background task extension (Netlify)
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* @returns {Promise<Response>} Standard Web API Response
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* @example
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* // Netlify invokes with context
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* handler(request, { geo: {...}, ip: '1.2.3.4', env: {...}, waitUntil: fn })
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* @example
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* // Vercel invokes without context
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* handler(request)
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*/
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export default async function handler(request, context) {
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// Detect runtime environment
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const isNetlify = context && (context.geo !== undefined || context.ip !== undefined);
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// Normalize environment variables
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// Netlify provides context.env, Vercel Edge uses globalThis
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let envSource;
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if (isNetlify) {
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envSource = context.env || {};
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} else if (typeof process !== 'undefined' && process.env) {
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// Vercel or Node.js environment
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envSource = process.env;
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} else {
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// Fallback for other environments
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envSource = {};
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}
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const env = {
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TIMEOUT_SECONDS: envSource.TIMEOUT_SECONDS,
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MAX_RETRIES: envSource.MAX_RETRIES,
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RETRY_DELAY_MS: envSource.RETRY_DELAY_MS,
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CACHE_DURATION: envSource.CACHE_DURATION,
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ALLOWED_METHODS: envSource.ALLOWED_METHODS,
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ALLOWED_ORIGINS: envSource.ALLOWED_ORIGINS,
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MAX_PATH_LENGTH: envSource.MAX_PATH_LENGTH,
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};
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// Create normalized execution context
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const ctx = {
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waitUntil: isNetlify && context.waitUntil
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? (promise) => context.waitUntil(promise)
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: (_promise) => {
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// No-op on Vercel: background tasks not supported
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// Cache writes will run synchronously instead
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console.warn('waitUntil is not supported in Vercel Edge Runtime');
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},
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passThroughOnException: () => {
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// Not supported on either platform in this context
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console.warn('passThroughOnException is not universally supported');
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}
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};
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// Delegate to the main request handler
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return handleRequest(request, env, ctx);
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}
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// Vercel Edge Runtime configuration (ignored by Netlify)
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export const config = {
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runtime: 'edge',
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};
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