Tutorial 2 - Register Page

 

This is Sample Project Which you can improve UI design & Coding skills .This is Register form with Firebase.

4) First go to "tools-Firebase" , create new DB and connect to android studio.(Authentication, Realtime Database )

5)Go to your Firebase account. Click Authentication and go to "sign in method" and enable "email/password".

You need to Download and paste these files to your "res" folder.  

If you get any trouble. Please Contact me on WhatsApp!!

activity_register

RegisterActivity

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".RegisterActivity"
    android:orientation="vertical">


    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="50dp"
        android:background="@drawable/top_gradient" />

    <TextView

        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Covid Tracker"
        android:textStyle="bold"
        android:layout_marginTop="-40dp"
        android:height="30dp"
        android:fontFamily="sans-serif-smallcaps"
        android:textAlignment="center"
        android:textSize="25dp"
        android:textColor="@color/white"
        android:gravity="center_horizontal" />

    <ScrollView

        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_marginTop="10dp">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginLeft="10dp"
            android:layout_marginRight="10dp"
            android:orientation="vertical">

            <com.airbnb.lottie.LottieAnimationView
                android:id="@+id/lottie"
                android:layout_width="match_parent"
                android:layout_height="300dp"
                android:scaleType="fitCenter"
                android:layout_marginTop="20dp"
                android:elevation="2dp"
                app:lottie_repeatMode="restart"
                app:lottie_repeatCount="1000"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintHorizontal_bias="1.0"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent"
                app:layout_constraintVertical_bias="0.25"
                app:lottie_autoPlay="true"
                app:lottie_rawRes="@raw/register" />

            <TextView
                android:id="@+id/welcome"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Welcome To Register"
                android:textAlignment="center"
                android:fontFamily="@font/baloo"
                android:textSize="35dp"
                android:textStyle="bold"
                android:layout_marginTop="5dp"
                android:layout_gravity="center"/>


            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:textAlignment="center"
                android:text="@string/first_slide_desc"
                android:gravity="center_horizontal" />

            <EditText
                android:id="@+id/fullName"
                android:layout_width="350dp"
                android:layout_height="45dp"
                android:background="@drawable/input_style"
                android:hint="Full Name"
                android:drawableRight="@drawable/ic_user"
                android:paddingRight="15dp"
                android:layout_gravity="center"
                android:textColor="#0d6e6a"
                android:textStyle="bold"
                android:textSize="18dp"
                android:layout_marginTop="30dp"
                android:paddingLeft="20dp"
                />


            <EditText
                android:id="@+id/email"
                android:layout_width="350dp"
                android:layout_height="45dp"
                android:background="@drawable/input_style"
                android:hint="Email"
                android:drawableRight="@drawable/ic_email"
                android:paddingRight="15dp"
                android:inputType="textEmailAddress"
                android:layout_gravity="center"
                android:textColor="#0d6e6a"
                android:textStyle="bold"
                android:textSize="18dp"
                android:layout_marginTop="10dp"
                android:paddingLeft="20dp"
                />

            <EditText
                android:id="@+id/phone"
                android:layout_width="350dp"
                android:layout_height="45dp"
                android:background="@drawable/input_style"
                android:hint="Phone"
                android:drawableRight="@drawable/ic_phone"
                android:layout_gravity="center"
                android:textColor="#0d6e6a"
                android:paddingRight="15dp"
                android:textStyle="bold"
                android:textSize="18dp"
                android:layout_marginTop="10dp"
                android:paddingLeft="20dp"
                android:inputType="phone"
                />



            <EditText
                android:id="@+id/password"
                android:layout_width="350dp"
                android:layout_height="45dp"
                android:background="@drawable/input_style"
                android:hint="Password"
                android:drawableRight="@drawable/ic_password"
                android:layout_gravity="center"
                android:textColor="#0d6e6a"
                android:paddingRight="15dp"
                android:textStyle="bold"
                android:textSize="18dp"
                android:layout_marginTop="10dp"
                android:paddingLeft="20dp"
                android:inputType="textPassword"
                />



            <Button
                android:id="@+id/registerBtn"
                android:layout_width="350dp"
                android:layout_height="50dp"
                android:background="@drawable/button_style"
                android:text="Register"
                android:textSize="18dp"
                android:textStyle="bold"
                android:textColor="#FFF"
                android:layout_gravity="center"
                android:layout_marginTop="20dp"/>

            <TextView
                android:id="@+id/do_not_have_acc_btn"
                android:layout_width="match_parent"
                android:layout_height="22dp"
                android:layout_marginTop="20dp"
                android:gravity="center"
                android:onClick="Registertext"
                android:text="Do you have an account? Login."
                android:textColor="#F78D46"
                android:textStyle="bold"
                />

            <ProgressBar
                android:id="@+id/progressBar"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center"
                android:layout_marginTop="10dp"
                android:visibility="invisible"

                />

        </LinearLayout>

    </ScrollView>

</LinearLayout>

package com.rrmchathura.myfirstapp;

import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ProgressBar;
import android.widget.Toast;

import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.OnSuccessListener;
import com.google.android.gms.tasks.Task;
import com.google.firebase.auth.AuthResult;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.database.annotations.NotNull;
import com.google.firebase.firestore.DocumentReference;
import com.google.firebase.firestore.FirebaseFirestore;

import java.util.HashMap;
import java.util.Map;

public class RegisterActivity extends AppCompatActivity {

    public static final String TAG = "TAG";
    private EditText mFullName,mEmail,mPassword,mPhone;
    private Button mRegisterBtn;
    ProgressBar progressBar;

    private FirebaseAuth fAuth;
    FirebaseFirestore fStore;

    String userID;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_register);

      mFullName = findViewById(R.id.fullName);
      mEmail = findViewById(R.id.email);
      mPassword = findViewById(R.id.password);
      mPhone = findViewById(R.id.phone);
      mRegisterBtn = findViewById(R.id.registerBtn);

      fAuth = FirebaseAuth.getInstance();
      fStore = FirebaseFirestore.getInstance();
      progressBar = findViewById(R.id.progressBar);

      if (fAuth.getCurrentUser() != null){
        startActivity(new Intent(RegisterActivity.this,LoginActivity.class));
        finish();
      }

        mRegisterBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                String email = mEmail.getText().toString().trim();
                String password = mPassword.getText().toString().trim();
                String fullName = mFullName.getText().toString();
                String phone = mPhone.getText().toString();


                if (TextUtils.isEmpty(fullName)){
                    mFullName.setError("Full Name is Required");
                    return;
                }
                if (TextUtils.isEmpty(email)){
                    mEmail.setError("Email is Required");
                    return;
                }
                if (TextUtils.isEmpty(phone)){
                    mPhone.setError("Phone is Required ");
                    return;
                }
                if (phone.length() < 10){
                    mPhone.setError("Invalid Number");
                }
                if (TextUtils.isEmpty(password)){
                    mPassword.setError("Password is Required");
                    return;
                }
                if (password.length() < 6){
                    mPassword.setError("Password  Must be >= 6 Characters");
                }

                progressBar.setVisibility(View.VISIBLE);

                //register the user
       fAuth.createUserWithEmailAndPassword(email,password)
               .addOnCompleteListener(new OnCompleteListener<AuthResult>() {
       @Override
       public void onComplete(@NonNull @NotNull Task<AuthResult> task) {
                 if (task.isSuccessful()){
                   Toast.makeText(RegisterActivity.
                         this,"User is Created",Toast.LENGTH_SHORT).show();
                   userID = fAuth.getCurrentUser().getUid();
                       DocumentReference documentReference = fStore.
                                    collection("users").document(userID);
                            Map<String,Object> user = new HashMap<>();
                            user.put("fName",fullName);
                            user.put("email",email);
                            user.put("phone",phone);
                   documentReference.set(user).
                       addOnSuccessListener(new OnSuccessListener<Void>() {
                   @Override
                   public void onSuccess(Void unused) {
                   Log.d(TAG,"onSuccess: user Profile is created for "+ userID);
                                }
                            });
                            startActivity(new Intent(RegisterActivity.
                                    this,LoginActivity.class));

                        }else {
                            Toast.makeText(RegisterActivity.this,
                                    "Error !" + task.getException().getMessage(),
                                    Toast.LENGTH_SHORT).show();
                            progressBar.setVisibility(View.GONE);

                        }
                    }
                });

            }
        });

    }

    public void Registertext(View view) {
        startActivity(new Intent(RegisterActivity.this,LoginActivity.class));
        finish();
    }

}