/**
 * portal-shell Next.js 配置（v2.1 M8）
 *
 * 角色：插件化仪表盘宿主（单 Next.js App Router · 单 Docker）
 * - output: standalone（单容器部署）
 * - transpilePackages: @edu/* workspace 包
 * - 反向代理：/api/v1/* → api-gateway :8080（JWT 校验 + 注入 x-user-id/x-user-role）
 * - GraphQL 查询走 apollo-router :3000（M8 验收点，由 Apollo Client 直连）
 *
 * 关联：portal-shell spec §2、project_rules §3.2
 */

/** @type {import('next').NextConfig} */
const nextConfig = {
  reactStrictMode: true,
  output: "standalone",
  transpilePackages: [
    "@edu/ui-components",
    "@edu/ui-tokens",
    "@edu/hooks",
    "@edu/contracts",
    "@edu/shared-ts",
  ],
  experimental: {
    serverActions: { bodySizeLimit: "2mb" },
  },
  webpack(config) {
    // ESM 包使用 .js 后缀导入源码（TS 文件），需映射 .js → .ts
    config.resolve = config.resolve || {};
    config.resolve.extensionAlias = {
      ...config.resolve.extensionAlias,
      ".js": [".ts", ".tsx", ".js"],
    };
    return config;
  },
  async rewrites() {
    const gateway =
      process.env.API_GATEWAY_URL || "http://localhost:8080";
    return [
      {
        source: "/api/v1/:path*",
        destination: `${gateway}/api/v1/:path*`,
      },
      {
        source: "/api/auth/:path*",
        destination: `${gateway}/api/v1/iam/:path*`,
      },
    ];
  },
};

module.exports = nextConfig;