import { NextResponse } from 'next/server'
import type { NextRequest } from 'next/server'
import {handleCurrency} from "./proxy/currency";
import {handleAuth} from "./proxy/auth";
import { pathRewrite } from "./proxy/pathRewrite";
import { currencyCookieOptions } from "@/utils/constants/server";

export async function proxy(request: NextRequest) {
  // 找出缺失的默认 Cookie
    const missingCookies = handleCurrency(request);

    // 补齐当前请求缺失的 Cookie
    for (const cookie of missingCookies) {
        request.cookies.set(cookie.name, cookie.value);
    }

    // 将修改后的请求头转发给 Server Components
    let response = NextResponse.next({
        request: {
            headers: request.headers,
        },
    });

    // 将默认 Cookie 写入浏览器
    for (const cookie of missingCookies) {
        response.cookies.set(
            cookie.name,
            cookie.value,
            currencyCookieOptions,
        );
    }

    // 处理 URL 重写
    response = pathRewrite(request, response);
    
    // 处理认证与重定向
    response = await handleAuth(request, response);

    return response;
}



export const config = {
    matcher:[
        // 匹配到的不经过proxy.ts处理
        "/((?!_next|api|.*\\.(?:svg|png|jpg|jpeg|gif|webp|ico|css|js|map|woff|woff2|ttf|eot)$).*)",
    ]

};