import Router from 'koa-router';
import { HandlerUser } from '../handler/users.js';
import { rateLimit } from '../middleware/ratelimit.js';

class ApiRouter {
  constructor() {
    this.router = new Router();
    this.handler = new HandlerUser();
    this.setupRoutes();
  }

  setupRoutes() {
    const userRouter = new Router({ prefix: '/user' });

    // 限流：注册/登录接口 5次/分钟，微信登录 10次/分钟
    userRouter.post('/register', rateLimit(5, 60_000), this.handler.register.bind(this.handler));
    userRouter.post('/signin', rateLimit(10, 60_000), this.handler.signin.bind(this.handler));
    userRouter.post('/wxsignin', rateLimit(10, 60_000), this.handler.wxSignin.bind(this.handler));

    userRouter.post('/signout', this.handler.signout.bind(this.handler));
    userRouter.post('/userInfo', this.handler.userInfo.bind(this.handler));
    userRouter.post('/update', this.handler.updateUser.bind(this.handler));
    userRouter.post('/list', this.handler.userList.bind(this.handler));
    userRouter.post('/wxgetphonenumber', this.handler.wxGetPhoneNumber.bind(this.handler));

    this.router.use(userRouter.routes());

    this.printRoutes(this.router.stack);
  }

  getRoutes() {
    return this.router.routes();
  }

  printRoutes(stack) {
    for (const layer of stack) {
      if (layer.path) {
        const methods = layer.methods.filter(m => m !== '_all');
        methods.forEach(m => console.log(`  [${m.toUpperCase()}] ${layer.path}`));
      }
    }
  }
}

export default new ApiRouter();