firebase

gistfile1.txt

import { Injectable } from '@angular/core';
import { Observable } from 'rxjs/Observable';
import { AngularFireAuth } from 'angularfire2/auth';
import { AngularFireModule } from 'angularfire2';
import { AngularFireDatabase, FirebaseListObservable } from 'angularfire2/database';
import { Http } from '@angular/http';
import * as firebase from 'firebase/app';
import { Router } from '@angular/router';
import 'rxjs/Rx';
@Injectable()
export class FirebaseService {
  user: Observable<firebase.User>;
  constructor( private af: AngularFireAuth, private r: Router,public db: AngularFireDatabase, private http:Http  ) { }

  login( email: string, password: any ): Promise<any>
  {
      return new Promise((resolve, reject) => {
          this.af.auth.signInWithEmailAndPassword( email, password )
            .then(() => {
                resolve();
            })
            .catch((error: any) => {
                let messageErrorFirebase:any = {};
                if( error.code )
                {
                    switch( error.code )
                    {
                        case "auth/wrong-password":
                            messageErrorFirebase.code = error.code;
                            messageErrorFirebase.msg = "La contraseña no es la correcta!";
                            break;
                        case "auth/invalid-email":
                            messageErrorFirebase.code = error.code;
                            messageErrorFirebase.msg = "Email invalido";
                            break;
                        case "auth/user-not-found":
                            messageErrorFirebase.code = error.code;
                            messageErrorFirebase.msg = "Al parecer no existe esta cuenta!";
                            break;
                        default:
                            messageErrorFirebase.code = 500;
                            messageErrorFirebase.msg = "A ocurrido un error en el sistema.";
                    }
                    reject(messageErrorFirebase);
                }
                else
                {
                  reject(error);
                }
            });
      });
  }

  singUp( user: any ): Promise<any>
  {
      return new Promise((resolve, reject) => {
        this.af.auth.createUserWithEmailAndPassword( user.email, user.password )
          .then((userCreated) => {
              console.log("User created",userCreated);
              return this.saveUserInDatabase( userCreated.uid, user );
          })
          .then((userSaved) => {
              if( userSaved )
              {
                 resolve("Usuario creado en Auth y DB");
              }
          })
          .catch((error:any) => {
              let messageErrorFirebase:any = {};
              if( error.code )
              {
                  switch( error.code )
                  {
                      case "auth/email-already-in-use":
                        messageErrorFirebase.code = error.code;
                        messageErrorFirebase.msg = "Este email ya se encuentra en uso";
                        break;
                      case "auth/invalid-email":
                        messageErrorFirebase.code = error.code;
                        messageErrorFirebase.msg = "Email invalido";
                        break;
                      case "auth/weak-password":
                        messageErrorFirebase.code = error.code;
                        messageErrorFirebase.msg = "La contraseña es muy corta, por lo menos debe tener seis carateres";
                        break;
                      default:
                        messageErrorFirebase.code = 500;
                        messageErrorFirebase.msg = "A ocurrido un error en el sistema.";
                  }
                  reject(messageErrorFirebase);
              }
              else
              {
                reject(error);
              }
          });
      });
  }

  saveUserInDatabase( uid: string, user:any ): Promise<any>
  {
      console.log(uid, user);
      let productsCart: any[] = [];
      return new Promise((resolve, reject) => {
          this.db.database.ref('user/' + uid)
              .set({
                name: user.name,
                lastName: user.lastName,
                email: user.email,
                phone: user.phone,
                itemsInCart: null,
              })
              .then(() => {
                  resolve(true)
              })
              .catch((error) => {
                  reject(error);
              });
      });
  }

  logout()
  {
    this.af.auth.signOut();
  }
}