Tuesday, October 5, 2021

Login and Registration in Firebase in FirebaseAuth(Session Management)

 

 Login and Registration in Firebase in FirebaseAuth(Session Management)

Give Internet Permission and and Firebase to Project(all term true)

Login XML:-

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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=".Register">

    <androidx.cardview.widget.CardView
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        android:layout_marginTop="8dp"
        android:layout_marginEnd="8dp"
        app:cardCornerRadius="5dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent">

            <EditText
                android:id="@+id/registerName"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="16dp"
                android:layout_marginEnd="16dp"
                android:ems="10"
                android:hint="Full Name"
                android:inputType="textPersonName"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <EditText
                android:id="@+id/registerEmail"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:ems="10"
                android:hint="Email Address"
                android:inputType="textEmailAddress"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/registerName" />

            <EditText
                android:id="@+id/registerPassword"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:ems="10"
                android:hint="Password"
                android:inputType="textPassword"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/registerEmail" />

            <EditText
                android:id="@+id/registerPhone"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:ems="10"
                android:hint="Phone Number"
                android:inputType="phone"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/registerPassword" />

            <CheckBox
                android:visibility="gone"
                android:id="@+id/isTeacher"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="8dp"
                android:text="Register As Teacher"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/registerPhone" />

            <CheckBox
                android:visibility="gone"
                android:id="@+id/isStudent"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:text="Register as Student"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toEndOf="@+id/isTeacher"
                app:layout_constraintTop_toBottomOf="@+id/registerPhone" />

            <Button
                android:id="@+id/registerBtn"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="32dp"
                android:layout_marginEnd="16dp"
                android:text="Create Account"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/isStudent" />

            <Button
                android:id="@+id/gotoLogin"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:layout_marginBottom="16dp"
                android:text="Login"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/registerBtn" />

        </androidx.constraintlayout.widget.ConstraintLayout>
    </androidx.cardview.widget.CardView>
</androidx.constraintlayout.widget.ConstraintLayout>

 

 

Login Page Java Code:-

 

package com.niranjan.youtuberegisterlogin;

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

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

import com.google.android.gms.tasks.OnFailureListener;
import com.google.android.gms.tasks.OnSuccessListener;
import com.google.firebase.auth.AuthResult;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseUser;
import com.google.firebase.firestore.DocumentReference;
import com.google.firebase.firestore.FirebaseFirestore;

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

public class Register extends AppCompatActivity {
    EditText fullName,email,password,phone;
    Button registerBtn,goToLogin;
    boolean valid = true;
    FirebaseAuth fAuth;
    FirebaseFirestore fstore;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_register);
        fullName = findViewById(R.id.registerName);
        email = findViewById(R.id.registerEmail);
        password = findViewById(R.id.registerPassword);
        phone = findViewById(R.id.registerPhone);
        registerBtn = findViewById(R.id.registerBtn);
        goToLogin = findViewById(R.id.gotoLogin);
fAuth = FirebaseAuth.getInstance();
fstore=FirebaseFirestore.getInstance();
       registerBtn.setOnClickListener(new View.OnClickListener() {
           @Override
           public void onClick(View v) {
               checkField(fullName);
               checkField(email);
               checkField(password);
               checkField(phone);

               if (valid){
                   fAuth.createUserWithEmailAndPassword(email.getText().toString(),password.getText().toString()).addOnSuccessListener(new OnSuccessListener<AuthResult>() {
                       @Override
                       public void onSuccess(AuthResult authResult) {
                           FirebaseUser user =fAuth.getCurrentUser();
                           Toast.makeText(Register.this, "Account created", Toast.LENGTH_SHORT).show();
                           DocumentReference df = fstore.collection("Users").document(user.getUid());
                           Map<String,Object> userinfo = new HashMap<>();
                           userinfo.put("Full name",fullName.getText().toString());
                           userinfo.put("User Name",email.getText().toString());
                           userinfo.put("Phone Number",phone.getText().toString());
                           userinfo.put("isUser","1");
                           df.set(userinfo);
                           startActivity(new Intent(getApplicationContext(),MainActivity.class));
                           finish();
                       }
                   }).addOnFailureListener(new OnFailureListener() {
                       @Override
                       public void onFailure(@NonNull Exception e) {
                           Toast.makeText(Register.this, "Failed", Toast.LENGTH_SHORT).show();

                       }
                   });
                   goToLogin.setOnClickListener(new View.OnClickListener() {
                       @Override
                       public void onClick(View v) {
                           startActivity(new Intent(getApplicationContext(),Login.class));
                       }
                   });

               }

           }
       });
    }

    public boolean checkField(EditText textField){
        if(textField.getText().toString().isEmpty()){
            textField.setError("Error");
            valid = false;
        }else {
            valid = true;
        }

        return valid;
    }
}

 

 

 

 

Register Page Xml Page :-

 

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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=".Register">

    <androidx.cardview.widget.CardView
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="8dp"
        android:layout_marginTop="8dp"
        android:layout_marginEnd="8dp"
        app:cardCornerRadius="5dp"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent">

            <EditText
                android:id="@+id/registerName"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="16dp"
                android:layout_marginEnd="16dp"
                android:ems="10"
                android:hint="Full Name"
                android:inputType="textPersonName"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <EditText
                android:id="@+id/registerEmail"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:ems="10"
                android:hint="Email Address"
                android:inputType="textEmailAddress"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/registerName" />

            <EditText
                android:id="@+id/registerPassword"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:ems="10"
                android:hint="Password"
                android:inputType="textPassword"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/registerEmail" />

            <EditText
                android:id="@+id/registerPhone"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:ems="10"
                android:hint="Phone Number"
                android:inputType="phone"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/registerPassword" />

            <CheckBox
                android:visibility="gone"
                android:id="@+id/isTeacher"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="8dp"
                android:text="Register As Teacher"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/registerPhone" />

            <CheckBox
                android:visibility="gone"
                android:id="@+id/isStudent"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:text="Register as Student"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toEndOf="@+id/isTeacher"
                app:layout_constraintTop_toBottomOf="@+id/registerPhone" />

            <Button
                android:id="@+id/registerBtn"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="32dp"
                android:layout_marginEnd="16dp"
                android:text="Create Account"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/isStudent" />

            <Button
                android:id="@+id/gotoLogin"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="16dp"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:layout_marginBottom="16dp"
                android:text="Login"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toBottomOf="@+id/registerBtn" />

        </androidx.constraintlayout.widget.ConstraintLayout>
    </androidx.cardview.widget.CardView>
</androidx.constraintlayout.widget.ConstraintLayout>

 

 

Register Page Java :-

 

package com.niranjan.youtuberegisterlogin;

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

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

import com.google.android.gms.tasks.OnFailureListener;
import com.google.android.gms.tasks.OnSuccessListener;
import com.google.firebase.auth.AuthResult;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseUser;
import com.google.firebase.firestore.DocumentReference;
import com.google.firebase.firestore.FirebaseFirestore;

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

public class Register extends AppCompatActivity {
    EditText fullName,email,password,phone;
    Button registerBtn,goToLogin;
    boolean valid = true;
    FirebaseAuth fAuth;
    FirebaseFirestore fstore;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_register);
        fullName = findViewById(R.id.registerName);
        email = findViewById(R.id.registerEmail);
        password = findViewById(R.id.registerPassword);
        phone = findViewById(R.id.registerPhone);
        registerBtn = findViewById(R.id.registerBtn);
        goToLogin = findViewById(R.id.gotoLogin);
fAuth = FirebaseAuth.getInstance();
fstore=FirebaseFirestore.getInstance();
       registerBtn.setOnClickListener(new View.OnClickListener() {
           @Override
           public void onClick(View v) {
               checkField(fullName);
               checkField(email);
               checkField(password);
               checkField(phone);

               if (valid){
                   fAuth.createUserWithEmailAndPassword(email.getText().toString(),password.getText().toString()).addOnSuccessListener(new OnSuccessListener<AuthResult>() {
                       @Override
                       public void onSuccess(AuthResult authResult) {
                           FirebaseUser user =fAuth.getCurrentUser();
                           Toast.makeText(Register.this, "Account created", Toast.LENGTH_SHORT).show();
                           DocumentReference df = fstore.collection("Users").document(user.getUid());
                           Map<String,Object> userinfo = new HashMap<>();
                           userinfo.put("Full name",fullName.getText().toString());
                           userinfo.put("User Name",email.getText().toString());
                           userinfo.put("Phone Number",phone.getText().toString());
                           userinfo.put("isUser","1");
                           df.set(userinfo);
                           startActivity(new Intent(getApplicationContext(),MainActivity.class));
                           finish();
                       }
                   }).addOnFailureListener(new OnFailureListener() {
                       @Override
                       public void onFailure(@NonNull Exception e) {
                           Toast.makeText(Register.this, "Failed", Toast.LENGTH_SHORT).show();

                       }
                   });
                   goToLogin.setOnClickListener(new View.OnClickListener() {
                       @Override
                       public void onClick(View v) {
                           startActivity(new Intent(getApplicationContext(),Login.class));
                       }
                   });

               }

           }
       });
    }

    public boolean checkField(EditText textField){
        if(textField.getText().toString().isEmpty()){
            textField.setError("Error");
            valid = false;
        }else {
            valid = true;
        }

        return valid;
    }
}

 

 

 

MainActivity Xml Page:-

 

 

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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=".MainActivity">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Dashboard"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <Button
        android:id="@+id/logoutBtn"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="16dp"
        android:layout_marginEnd="16dp"
        android:layout_marginBottom="8dp"
        android:text="Logout"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent" />

</androidx.constraintlayout.widget.ConstraintLayout>

 

 

 

MainActivity Java Page :-

 

package com.niranjan.youtuberegisterlogin;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

import com.google.firebase.auth.FirebaseAuth;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Button logout =findViewById(R.id.logoutBtn);
        logout.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                FirebaseAuth.getInstance().signOut();
                startActivity(new Intent(getApplicationContext(),Login.class));
                finish();
            }
        });
    }
}

-
Labels:

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

Activity Navigation One Activity to another Activity

Main Activity :-   <? xml version ="1.0" encoding ="utf-8" ?> < RelativeLayout xmlns: android ="http://sch...