'use strict';
const Service = require('egg').Service;
const assert = require('assert');
const _ = require('lodash');
const { BusinessError, ErrorCode } = require('naf-core').Error;
const { ObjectId } = require('mongoose').Types;
const crypto = require('crypto');
// 云就业生成的公钥,用来加密退出登录的参数
const publicKey = `-----BEGIN PUBLIC KEY-----
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDafDeoNSNhqaj0dEK3bK/nXnGe7QdQHTegc49/jFHtbky3gZle0XKvbqPHv8d9eih89RJe3UOORUhBV6eRkvCLaf8lj+BgI0TyWDgjHg1jGi6MN+LZx9GKZ/Tq+TVPH3Fv/YPGcQADb4lELwSK3F6kRcm1duwcij0bnFhfTA999QIDAQAB
-----END PUBLIC KEY-----`;
// 双困生生成的私钥,用来解密登录的参数
const privateKey = `-----BEGIN ENCRYPTED PRIVATE KEY-----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-----END ENCRYPTED PRIVATE KEY-----`;
class YunjiuyeService extends Service {
  // 检查用户是否和云就业有关联
  // 没关联就直接重定向到关联页
  // 有关联就直接去登录
  async checkUserIsConnect({ code, org, type }) {
    assert(code, '缺少用户标识');
    assert(org, '缺少机构');
    const yjycModel = this.ctx.model.Yjyconnect;
    const result = await yjycModel.findOne({ ycode: code, yorg: org, ytype: type }).lean();
    if (!result) return false;
    return result.suid;
  }

  /**
   * 用户与云就业关联
   * @param {string} type 用户角色
   * @param {string} mobile 电话
   * @param {string} code 身份编码
   * @param {string} org 云就业的组织机构编码
   * @param {string} ytype 云就业角色类型
   */
  async userBind({ type, mobile, code, org, ytype }) {
    assert(mobile, '登录账户不能为空');
    assert(type, '用户角色不能为空');
    assert(ytype, '身份不能为空');
    const userModel = this.ctx.model.User;
    let res = await userModel.findOne({ mobile, type });
    if (!res) {
      const userData = { name: code, mobile, type, status: '1' };
      // 没有账号,需要创建
      // 中心端,直接创建中心端账号即可
      // 教师,班主任,学校,对应创建数据,再形成用户数据
      if (type === '0') {
        // 中心没什么需要处理的
        userData.name = code;
      } else if (type === '1') {
        // 班主任,需要生成班主任数据
        const obj = { name: code, mobile };
        const res = await this.ctx.model.Headteacher.create(obj);
        if (res) userData.uid = ObjectId(res._id).toString();
      } else if (type === '2') {
        // 学校管理员
        const obj = { name: code };
        const res = await this.ctx.model.School.create(obj);
        if (res) userData.uid = ObjectId(res._id).toString();
      } else if (type === '3') {
        // 教师
        const data = { name: code, phone: mobile };
        const res = await this.ctx.model.Teacher.create(data);
        if (res) userData.uid = ObjectId(res._id).toString();
      }
      res = await userModel.create(userData);
    }
    const yjycModel = this.ctx.model.Yjyconnect;
    const obj = { ycode: code, yorg: org, suid: ObjectId(res._id).toString(), ytype };
    const isHas = await yjycModel.count({ suid: obj.suid });
    if (process.env.NODE_ENV === 'development') {
      if (isHas > 0) return obj.suid;
      else {
        await yjycModel.create(obj);
        return obj.suid;
      }
    } else {
      if (isHas > 0) throw new BusinessError(ErrorCode.DATA_EXISTED, '账户已绑定,无需再次绑定');
      await yjycModel.create(obj);
      return obj.suid;
    }
  }

  // 用户id获取用户信息,登录获取token返回
  async userToken(id) {
    assert(id, '缺少双困生平台用户标识');
    const userModel = this.ctx.model.User;
    const userService = this.ctx.service.login;
    const user = await userModel.findById(id);
    if (!user) throw new BusinessError(ErrorCode.USER_NOT_EXIST);
    const token = await userService.createJwt(user);
    return token;
  }

  async getBindInfo(suid) {
    const yjycModel = this.ctx.model.Yjyconnect;
    const info = await yjycModel.findOne({ suid }).lean();
    if (!info) throw new BusinessError(ErrorCode.SERVICE_FAULT, '为找到与云就业绑定信息');
    const data = { code: info.ycode, org: info.yorg };
    return data;
  }
  async yLogout(params) {
    const domain = await this.app.redis.get('yjyDomain');
    if (!domain) throw new BusinessError(ErrorCode.SERVICE_FAULT, '缺少登录时的域名');
    const url = `${domain}?params=${params}`;
    return url;
  }

  // 检查用户是否登录.未登录就跳走
  async checkYjyLogin(id) {
    if (!id) throw new BusinessError(ErrorCode.BADPARAM, '缺少参数');
    const redis = this.app.redis;
    const key = this.app.config.yjyLoginKey;
    const loginTime = await redis.get(`${key}${id}`);
    if (loginTime) return true;
  }

  // 加密,使用云就业提供的公钥对数据进行加密,供退出登录加密参数使用
  encryptData(data) {
    const enc = crypto.publicEncrypt(
      {
        key: publicKey,
        padding: crypto.constants.RSA_PKCS1_PADDING,
      },
      Buffer.from(JSON.stringify(data))
    );
    return enc.toString('base64');
  }
  // 解密,使用双困生提供的私钥对数据进行解密,供登录解析参数使用
  decryptData(encstr) {
    // encstr = encodeURIComponent(encstr);
    const sb = Buffer.from(encstr, 'base64');
    const dec = crypto.privateDecrypt(
      {
        key: privateKey,
        passphrase: 'sks_secret',
        padding: crypto.constants.RSA_PKCS1_PADDING,
      },
      sb
    );
    if (dec) return JSON.parse(dec.toString());
    return false;
  }
  async getDomain(origin) {
    // 整个退出登录的地址
    await this.app.redis.set('yjyDomain', origin);
  }
}
module.exports = YunjiuyeService;