import { auth, method, route, swagger, validate } from "@noderun/hapi-router";
import { gSuccess, gFail } from "@/util";
import User from "@/model/User";
import * as bcrypt from "bcrypt";
import * as jwt from "jsonwebtoken";
import * as Joi from "joi";

export default class {
  @validate({
    payload: Joi.object({
      username: Joi.string().alphanum().min(6).max(35).required(),
      password: Joi.string().pattern(new RegExp("^[a-zA-Z0-9]{3,30}$")),
      email: Joi.string().email({
        minDomainSegments: 2,
        tlds: { allow: ["com", "net"] },
      }),
    }),
  })
  @method("POST")
  @route("/register")
  @swagger("用户注册", "返回注册用户的信息", ["api"])
  @auth(false)
  async register(request, h) {
    let { username, password, email } = request.payload;
    try {
      const result = await User.findOne({ where: { username: username } });
      if (result != null) {
        return gFail(null, "已存在该用户");
      }
      let salt = bcrypt.genSaltSync(10);
      let pwdLock = bcrypt.hashSync(password, salt);
      await User.create({ username, password: pwdLock, email });
      return gSuccess("success", "you have a good heart.");
    } catch (e) {
      return gFail(null, "新建用户失败");
    }
  }

  @validate({
    payload: Joi.object({
      username: Joi.string().alphanum().min(6).max(35).required(),
      password: Joi.string().pattern(new RegExp("^[a-zA-Z0-9]{3,30}$")),
    }),
  })
  @auth(false)
  @method("POST")
  @route("/login")
  @swagger("用户登录", "返回注册用户的信息", ["api"])
  async login(request, h) {
    let { username, password } = request.payload;
    const result = <any>await User.findOne({ where: { username: username } });
    if (result == null) {
      return gFail(null, "不存在该用户");
    }
    const validUser = bcrypt.compareSync(password, result.password);
    if (!validUser) {
      return gFail(null, "密码不正确");
    }
    let token = jwt.sign({ id: result.id }, process.env.KEY);
    return gSuccess({ token: token });
  }

  @method("DELETE")
  @auth()
  @route("/del")
  @swagger("删除用户", "删除用户账号", ["api"])
  async del(request, h) {
    const { id } = request.auth.credentials;
    let result = await User.findOne({ where: { id: id } });
    if (result == null) {
      return gFail(null, "不存在该用户");
    }
    await result.destroy();
    return gSuccess(null, "删除成功");
  }

  @method("GET")
  @route("/userinfo")
  @validate({
    headers: Joi.object({
      Authorization: Joi.string(),
    }).unknown(), // 注意加上这个
  })
  @swagger("获取用户信息", "返回注册用户的信息", ["api"])
  async userinfo(request, h) {
    console.log(request);
    const { id } = request.auth.credentials;

    let result = <any>await User.findOne({ where: { id: id } });
    if (result == null) {
      return gFail(null, "不存在该用户");
    }
    result = result.toJSON();
    delete result.password;
    return gSuccess(result);
  }
}