import { Injectable } from '@angular/core';
import { AngularFireAuth } from '@angular/fire/compat/auth';
import firebase from 'firebase/compat/app';


@Injectable()
export class AuthService {
  constructor(public afAuth: AngularFireAuth) {}

  // Facebook login
  doFacebookLogin() {
    return new Promise<any>((resolve, reject) => {
      const provider = new firebase.auth.FacebookAuthProvider();
      this.afAuth.signInWithPopup(provider).then(
        res => {
          resolve(res);
        },
        err => {
          console.log(err);
          reject(err);
        }
      );
    });
  }

  // Github login
  doGitHubLogin() {
    return new Promise<any>((resolve, reject) => {
      const provider = new firebase.auth.GithubAuthProvider();
      this.afAuth.signInWithPopup(provider).then(
        res => {
          resolve(res);
        },
        err => {
          console.log(err);
          reject(err);
        }
      );
    });
  }

  // Twitter login
  doTwitterLogin() {
    return new Promise<any>((resolve, reject) => {
      const provider = new firebase.auth.TwitterAuthProvider();
      this.afAuth.signInWithPopup(provider).then(
        res => {
          resolve(res);
        },
        err => {
          console.log(err);
          reject(err);
        }
      );
    });
  }

  // Google login
  doGoogleLogin() {
    return new Promise<any>((resolve, reject) => {
      const provider = new firebase.auth.GoogleAuthProvider();
      provider.addScope('profile');
      provider.addScope('email');
      this.afAuth.signInWithPopup(provider).then(
        res => {
          resolve(res);
        },
        err => {
          console.log(err);
          reject(err);
        }
      );
    });
  }

  // Register
  doRegister(value) {
    return new Promise<any>((resolve, reject) => {
      firebase
        .auth()
        .createUserWithEmailAndPassword(value.email, value.password)
        .then(
          res => {
            resolve(res);
          },
          err => reject(err)
        );
    });
  }

  // Login
  doLogin(value) {
    return new Promise<any>((resolve, reject) => {
      firebase
        .auth()
        .signInWithEmailAndPassword(value.email, value.password)
        .then(
          res => {
            resolve(res);
          },
          err => reject(err)
        );
    });
  }

  // Logout
  doLogout() {
    return new Promise<void>((resolve, reject) => {
      if (firebase.auth().currentUser) {
        localStorage.removeItem('currentUser');
        localStorage.removeItem('remember');
        this.afAuth.signOut();
        resolve();
      } else {
        localStorage.removeItem('currentUser');
        resolve();
      }
    });
  }
}