import { Req, Res, ReturnValue } from "#/global";
import { UserSchema } from "@/schema";
import { gFail, gSuccess } from "@/util";
import { auth, config, method, route, validate } from "@noderun/hapi-router";
import * as bcrypt from "bcrypt";
/**
 * 登录界面
 */
export default class {
  @route("/login")
  @auth("try")
  @method("GET")
  async login_GET(request: Req, h: Res): ReturnValue {
    if (request.auth.isAuthenticated) {
      request.yar.flash('warning', '您已经登陆');
      return h.redirect("/")
    } else {
      logger.debug("未登录");
    }
    return h.view("views/login.pug");
  }

  @method("POST")
  @route("/login")
  async login_POST(request: Req, h: Res): ReturnValue {
    const { username, password, referrer } = request.payload as any;
    if(!username || !password ){
        request.yar.flash('error', 'username or password can not be empty.');
        return h.redirect("/login");
    }
    const User = request.getModel("User");
    const account = <any>await User.findOne({ where: { username: username } });

    if (!account || !(await bcrypt.compare(password, account.password))) {
      request.yar.flash('error', 'Invalid username or password');
      return h.redirect("/login");
    }
    request.cookieAuth.set({ id: account.id });
    request.yar.flash('success', '用户已登录');
    return h.redirect(referrer ? referrer : "/");
  }

  @method("GET")
  @auth()
  async logout(request: Req, h: Res): ReturnValue {
    request.yar.flash('success', '用户已退出');
    request.cookieAuth.clear();
    return h.redirect('/');
  }

  @route("/register")
  @auth("try")
  @method("GET")
  async registerView(request: Req, h: Res): ReturnValue {
    if (request.auth.isAuthenticated) {
      request.yar.flash('warning', '您已经登陆');
      return h.redirect("/")
    } else {
      logger.debug("未登录");
    }
    return h.view("views/login.pug");
  }

  @method("POST")
  async register(request: Req, h: Res): ReturnValue {
    let { username, password, email } = request.payload as any;
    if (!username) username = email;
    const User = request.getModel("User")
    logger.trace(username, email);
    try {
      const result = await User.findOne({ where: { username: username } });
      if (result != null) {
        request.yar.flash('error', '已存在该用户');
        return h.redirect("/login");
      }
      let salt = bcrypt.genSaltSync(10);
      let pwdLock = bcrypt.hashSync(password, salt);
      await User.create({ username, password: pwdLock, email });
      return h.redirect("/")
    } catch (e) {
      request.yar.flash('error', '注册用户失败');
      return h.redirect("/login");
    }
  }
}