/*
 * Copyright [2022] [MaxKey of copyright http://www.maxkey.top]
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { HttpClient } from '@angular/common/http';
import { Injectable, Inject } from '@angular/core';
import { Router } from '@angular/router';
import { StartupService } from '@core';
import { ACLService } from '@delon/acl';
import { DA_SERVICE_TOKEN, ITokenService } from '@delon/auth';
import { SettingsService, _HttpClient, User } from '@delon/theme';
import * as CryptoJS from 'crypto-js';
import { CookieService } from 'ngx-cookie-service';

import { CONSTS } from '../shared/consts';

import { hostname } from 'os';
@Injectable({
  providedIn: 'root'
})
export class AuthnService {
  redirect_uri: string = '';

  constructor(
    private router: Router,
    private settingsService: SettingsService,
    private cookieService: CookieService,
    private startupService: StartupService,
    private client: HttpClient,
    @Inject(DA_SERVICE_TOKEN) private tokenService: ITokenService,
    private http: _HttpClient
  ) {}

  setRedirectUri(redirect_uri: string) {
    this.redirect_uri = CryptoJS.enc.Base64url.parse(redirect_uri).toString(CryptoJS.enc.Utf8);
    console.log(`redirect_uri ${this.redirect_uri}`);
    localStorage.setItem(CONSTS.REDIRECT_URI, this.redirect_uri);
  }

  get(authParam: any) {
    return this.http.get('/login/get?_allow_anonymous=true', authParam);
  }

  produceOtp(authParam: any) {
    return this.http.get(`/login/sendotp/${authParam.mobile}?_allow_anonymous=true`, authParam);
  }

  login(authParam: any) {
    return this.http.post('/login/signin?_allow_anonymous=true', authParam);
  }

  bindSocialsUser(authParam: any) {
    return this.http.post('/login/signin/bindusersocials?_allow_anonymous=true', authParam);
  }

  //退出
  logout() {
    this.cookieService.delete(CONSTS.CONGRESS, '/');
    this.cookieService.delete(CONSTS.ONLINE_TICKET, '/', this.getSubHostName());
    return this.http.get('/logout');
  }

  congress(authParam: any) {
    return this.http.post('/login/congress?_allow_anonymous=true', authParam);
  }

  getSubHostName(): string {
    let hostnames = window.location.hostname.split('.');
    let subHostName = window.location.hostname;
    if (hostnames.length >= 2 && !CONSTS.IP_V4_REGEXEXP.test(subHostName)) {
      subHostName = `${hostnames[hostnames.length - 2]}.${hostnames[hostnames.length - 1]}`;
    }
    return subHostName;
  }

  clear() {
    this.tokenService.clear();
    localStorage.setItem(CONSTS.REMEMBER, '');
  }

  clearUser() {
    let user: User = {};
    this.settingsService.setUser(user);
  }

  auth(authJwt: any) {
    let user: User = {
      name: `${authJwt.displayName}(${authJwt.username})`,
      displayName: authJwt.displayName,
      username: authJwt.username,
      userId: authJwt.id,
      avatar: './assets/img/avatar.svg',
      email: authJwt.email,
      passwordSetType: authJwt.passwordSetType
    };

    this.cookieService.set(CONSTS.CONGRESS, authJwt.token, { path: '/' });
    this.cookieService.set(CONSTS.ONLINE_TICKET, authJwt.ticket, { domain: this.getSubHostName(), path: '/' });

    if (authJwt.remeberMe) {
      localStorage.setItem(CONSTS.REMEMBER, authJwt.remeberMe);
    }
    this.settingsService.setUser(user);
    this.tokenService.set(authJwt);
    this.tokenService.get()?.expired;
  }

  jwtAuth(authParam: any) {
    return this.http.get(`/login/jwt/trust?_allow_anonymous=true`, authParam);
  }
  setInst(inst: any, custom: boolean) {
    localStorage.setItem(
      CONSTS.INST,
      JSON.stringify({ custom: custom, id: inst.id, name: inst.name, title: inst.frontTitle, logo: inst.logo })
    );
  }

  getInst() {
    let strInst = `${localStorage.getItem(CONSTS.INST)}`;
    if (strInst == null || strInst === '') {
      return null;
    } else {
      return JSON.parse(strInst);
    }
  }

  initInst() {
    return this.http.get(`/inst/get?_allow_anonymous=true`);
  }

  setRoles(aclService: ACLService | null): string[] {
    let authorities: string[] = JSON.parse(localStorage.getItem(CONSTS.TOKEN) || '')?.authorities || [];
    if (aclService) {
      aclService.setRole(authorities);
    }
    return authorities;
  }

  hasRole(role: string): boolean {
    if (role) {
      let authorities: string[] = JSON.parse(localStorage.getItem(CONSTS.TOKEN) || '')?.authorities || [];
      for (let i = 0; i < authorities.length; i++) {
        if (role == authorities[i]) {
          return true;
        }
      }
    }
    return false;
  }

  navigate(authJwt: any) {
    // 重新获取 StartupService 内容，我们始终认为应用信息一般都会受当前用户授权范围而影响
    this.startupService.load().subscribe(() => {
      let url = this.tokenService.referrer!.url || '/';
      if (url.includes('/passport')) {
        url = '/';
      }

      if (localStorage.getItem(CONSTS.REDIRECT_URI) != null) {
        this.redirect_uri = `${localStorage.getItem(CONSTS.REDIRECT_URI)}`;
        localStorage.removeItem(CONSTS.REDIRECT_URI);
      }

      if (this.redirect_uri != '') {
        console.log(`redirect_uri ${this.redirect_uri}`);
        location.href = this.redirect_uri;
      }

      this.router.navigateByUrl(url);
    });
  }
}