feat(assets): added anonymous sign in and delete account functionality

README.MD

@@ -35,6 +35,7 @@ If you need me to support [bootstrap](https://getbootstrap.com/) please let me k
 | -----------------------------------------------|:-------------:|         :-------------------:  |
 | Sign Up                                        | :heavy_check_mark:    |  :heavy_check_mark:    |
 | Sign In                                        | :heavy_check_mark:    |  :heavy_check_mark:    |
+| Sign In Anonymously                            | :heavy_check_mark:    |  :x:                   |
 | Sign In with Google                            | :heavy_check_mark:    |  :heavy_check_mark:    |
 | Sign In with Facebook                          | :heavy_check_mark:    |  :heavy_check_mark:    |
 | Sign In with Twitter                           | :heavy_check_mark:    |  :heavy_check_mark:    |
@@ -46,6 +47,7 @@ If you need me to support [bootstrap](https://getbootstrap.com/) please let me k
 | Forgot/Reset Password                          | :heavy_check_mark:    |  :x:                   |
 | Delete account                                 | :heavy_check_mark:    |  :x:                   |
 | User Profile                                   | :heavy_check_mark:    |  :x:                   |
+| Check whether user's email is verified         | :heavy_check_mark:    |  :x:                   |
 | Edit User (name, email)                        | :heavy_check_mark:    |  :x:                   |
 | Configure your favorite auth provider in runtime| :heavy_check_mark:    |  :x:                   |                          
 | Sync user'auth with Firestore                  | :heavy_check_mark:    |  :x:                   |
@@ -76,6 +78,7 @@ If you need me to support [bootstrap](https://getbootstrap.com/) please let me k
 - <ngx-auth-firebaseui-user> used to diplasy/edit the data of the current authenticated user
 
 ## Supported Providers:
+- anonymously
 - email and password (traditional)
 - google
 - facebook
@@ -86,6 +89,7 @@ If you need me to support [bootstrap](https://getbootstrap.com/) please let me k
 ## Supported Processes and Actions:
 - sign up
 - sign in
+- sign in Anonymously
 - validation of password's strength while creating a new account using [ngx-material-password-strength](https://github.com/AnthonyNahas/ngx-material-password-strength)
 - forgot/reset password
 - sending email verifications

src/module/services/auth-process.service.ts

@@ -4,15 +4,17 @@ import {AngularFireAuth} from 'angularfire2/auth';
 import {ISignInProcess, ISignUpProcess} from '../interfaces/main.interface';
 import {FirestoreSyncService} from './firestore-sync.service';
 import * as firebase from 'firebase';
-import User = firebase.User;
+// import User = firebase.User;
 import GoogleAuthProvider = firebase.auth.GoogleAuthProvider;
 import FacebookAuthProvider = firebase.auth.FacebookAuthProvider;
 import TwitterAuthProvider = firebase.auth.TwitterAuthProvider;
 import UserCredential = firebase.auth.UserCredential;
 import GithubAuthProvider = firebase.auth.GithubAuthProvider;
+import {Accounts} from '../enums';
 
 export enum AuthProvider {
   ALL = 'all',
+  ANONYMOUS = 'anonymous',
   EmailAndPassword = 'firebase',
   Google = 'google',
   Facebook = 'facebook',
@@ -60,11 +62,16 @@ export class AuthProcessService implements ISignInProcess, ISignUpProcess {
   public async signInWith(provider: AuthProvider, email?: string, password?: string) {
     try {
       this.isLoading = true;
-      let signInResult: User | UserCredential;
+      let signInResult: firebase.User | UserCredential;
 
       switch (provider) {
+        case AuthProvider.ANONYMOUS:
+          signInResult = await this.auth.auth.signInAnonymously() as firebase.User;
+          await this._fireStoreService.updateUserData(signInResult);
+          this._snackBar.open(`Hallo ${signInResult.displayName ? signInResult.displayName : ''}!`, 'OK', {duration: 5000});
+          return this.onSuccessEmitter.next(signInResult);
         case AuthProvider.EmailAndPassword:
-          signInResult = await this.auth.auth.signInWithEmailAndPassword(email, password) as User;
+          signInResult = await this.auth.auth.signInWithEmailAndPassword(email, password) as firebase.User;
           await this._fireStoreService.updateUserData(signInResult);
           this._snackBar.open(`Hallo ${signInResult.displayName ? signInResult.displayName : ''}!`, 'OK', {duration: 5000});
           return this.onSuccessEmitter.next(signInResult);
@@ -115,15 +122,15 @@ export class AuthProcessService implements ISignInProcess, ISignUpProcess {
     try {
       this.isLoading = true;
       console.log(`name: ${name} | email: ${email} --> ${password}`);
-      const user: User = await this.auth.auth.createUserWithEmailAndPassword(email, password);
+      const user: firebase.User = await this.auth.auth.createUserWithEmailAndPassword(email, password);
       await this._fireStoreService
         .getUserDocRefByUID(user.uid)
         .set({
           uid: user.uid,
           displayName: name,
           email: user.email,
           photoURL: user.photoURL
-        } as User);
+        } as firebase.User);
       console.log('on sign up with user', user);
       await user.sendEmailVerification();
       const updatedProfileResult = await this.updateProfile(name, user.photoURL);
@@ -153,6 +160,30 @@ export class AuthProcessService implements ISignInProcess, ISignUpProcess {
     return await this.auth.auth.currentUser.updateProfile({displayName: name, photoURL: photoURL});
   }
 
+  public async deleteAccount(): Promise<any> {
+    return await this.auth.auth.currentUser.delete();
+  }
+
+  public getUserPhotoUrl(): string {
+
+    const user: firebase.User | null = this.auth.auth.currentUser;
+
+    if (user.photoURL) {
+      console.log('user.photoURL = ', user.photoURL);
+      return user.photoURL;
+    } else if (user.emailVerified) {
+      return this.getPhotoPath(Accounts.CHECK);
+    } else if (user.isAnonymous) {
+      return this.getPhotoPath(Accounts.OFF);
+    } else {
+      return this.getPhotoPath(Accounts.NONE);
+    }
+  }
+
+  public getPhotoPath(image: string) {
+    return `assets/user/${image}.svg`;
+  }
+
   public signInWithPhoneNumber() {
     // todo: 3.1.18
   }