import Koa from 'koa';
import bodyParser from 'koa-bodyparser';
import serve from 'koa-static';
import session from 'koa-session';
import path from 'path';
import { fileURLToPath } from 'url';
import config from './config/index.js';
import { decryptUrlMiddle } from './util/crypto/index.js';
import { stringUtils } from './util/stringClass.js';
import queryParamSanitizer from './middleware/queryParamSanitizer.js';

import commonRouter from './api/common/routes.js';
import mpsRouter from './api/mps/routes.js';
import yjbdcRouter from './api/yjbdc/routes.js';
import phonicsRouter from './api/phonics/routes.js';
import pinyinRouter from './api/pinyin/routes.js';
import hanziRouter from './api/hanzi/routes.js';
import mathcalculateRouter from './api/mathcalculate/routes.js';
import webRouter from './api/web/routes.js';

const __dirname = path.dirname(fileURLToPath(import.meta.url));

const app = new Koa();

// 使用中间件
app.use(bodyParser());
app.use(queryParamSanitizer());

// 静态文件服务
app.use(serve(__dirname + '/../public'));

// 错误处理
app.use(async (ctx, next) => {
    try {
        await next();
    } catch (err) {
        ctx.status = err.status || 500;
        ctx.body = { 
            error: err.message,
            url: ctx.url
        };
        console.log("error_url:"+ctx.url);
        ctx.app.emit('error', err, ctx);
    }
});

// 设置签名密钥
app.keys = ['some secret hurr'];

const SessionConfig = {
    key: 'koa.sess', // cookie密钥
    maxAge: 86400000, // cookie的过期时间 maxAge in ms (default is 1 days)
    autoCommit: true, // 自动提交头部
    overwrite: true, // 是否允许重写
    httpOnly: true, // 是否允许js访问cookie
    signed: true, // 签名默认true
    rolling: true, // 每次请求强制设置cookie，重置cookie过期时间（默认：false）
    renew: true, // 当session快过期时更新session，以避免用户在操作时session过期
    secure: process.env.NODE_ENV === 'production', // 仅在HTTPS下发送cookie
    sameSite: 'lax', // 跨站点cookie设置，'strict'|'lax'|'none'
};

// 使用session中间件
app.use(session(SessionConfig, app));


//中间件
app.use(decryptUrlMiddle());

// 注册路由
app.use(commonRouter.routes());
app.use(commonRouter.allowedMethods());
app.use(mpsRouter.routes());
app.use(mpsRouter.allowedMethods());
app.use(phonicsRouter.routes());
app.use(phonicsRouter.allowedMethods());
app.use(pinyinRouter.routes());
app.use(pinyinRouter.allowedMethods());
app.use(hanziRouter.routes());
app.use(hanziRouter.allowedMethods());
app.use(mathcalculateRouter.routes());
app.use(mathcalculateRouter.allowedMethods());
app.use(webRouter.routes());
app.use(webRouter.allowedMethods());
app.use(yjbdcRouter.routes());
app.use(yjbdcRouter.allowedMethods());


// 启动服务器
app.listen(config.port, () => {
    console.log('Server IP:', stringUtils.GetServerIP());
    console.log(`Server running on port ${config.port}`);
});