kirtibajaj · arpit2425 · Jul 7, 2018
diff --git a/.idea/caches/build_file_checksums.ser b/.idea/caches/build_file_checksums.ser
diff --git a/app/build.gradle b/app/build.gradle
@@ -24,7 +24,10 @@ dependencies {
     implementation 'com.android.support.constraint:constraint-layout:1.1.2'
     implementation 'com.android.support:support-v4:27.1.1'
     implementation 'com.android.support:design:27.1.1'
+    implementation 'com.google.firebase:firebase-auth:11.6.0'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.2'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
 }
+
+apply plugin: 'com.google.gms.google-services'
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
@@ -10,14 +10,26 @@
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
 
-        <activity android:name=".HomeActivity">
+        <activity android:name=".SplashActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <activity android:name=".SplashActivity">
+        <activity android:name=".HomeActivity">
+
+
+        </activity>
+        <activity android:name=".login">
+
+
+        </activity>
+        <activity android:name=".MainActivity">
+
+
+        </activity>
+        <activity android:name=".welcome">
 
 
         </activity>

diff --git a/app/src/main/java/com/example/mypc/firstskool/HomeActivity.java b/app/src/main/java/com/example/mypc/firstskool/HomeActivity.java
@@ -1,14 +1,25 @@
 package com.example.mypc.firstskool;
 
+import android.content.Intent;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
 
 public class HomeActivity extends AppCompatActivity {
+    Button button;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_home);
+        button=(Button)findViewById( R.id.log );
+        button.setOnClickListener( new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                startActivity( new Intent( HomeActivity.this,login.class ) );
+            }
+        } );
 
     }
 }
diff --git a/app/src/main/java/com/example/mypc/firstskool/MainActivity.java b/app/src/main/java/com/example/mypc/firstskool/MainActivity.java
@@ -0,0 +1,101 @@
+package com.example.mypc.firstskool;
+
+import android.app.ProgressDialog;
+import android.content.Intent;
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.v7.app.AppCompatActivity;
+import android.util.Patterns;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.google.android.gms.tasks.OnCompleteListener;
+import com.google.android.gms.tasks.Task;
+import com.google.firebase.auth.AuthResult;
+import com.google.firebase.auth.FirebaseAuth;
+import com.google.firebase.auth.FirebaseAuthUserCollisionException;
+
+public class MainActivity extends AppCompatActivity {
+    EditText editText1,editText2;
+    Button button;
+    TextView textView;
+    private FirebaseAuth mAuth;
+ProgressDialog progressDialog;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate( savedInstanceState );
+        setContentView( R.layout.activity_main );
+        editText1=(EditText)findViewById( R.id.editemail );
+button=(Button)findViewById( R.id.register );
+        editText2=(EditText)findViewById( R.id.editpass );
+        textView=(TextView)findViewById( R.id.textsign );
+        mAuth = FirebaseAuth.getInstance();
+progressDialog=new ProgressDialog( this );
+        button.setOnClickListener( new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                registeruser();
+            }
+        } );
+        textView.setOnClickListener( new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                startActivity( new Intent( MainActivity.this,login.class ) );
+            }
+        } );
+    }
+    private void registeruser()
+    {
+
+        String email=editText1.getText().toString().trim();
+        String password=editText2.getText().toString().trim();
+        if(email.isEmpty())
+        {
+            editText1.setError( "Proper email" );
+            editText1.requestFocus();
+            return;
+        }
+        if(!Patterns.EMAIL_ADDRESS.matcher( email ).matches())
+        {
+            editText1.setError( "Proper email" );
+            editText1.requestFocus();
+            return;
+        }
+        if(password.isEmpty())
+        {
+            editText2.setError( "Proper password" );
+            editText2.requestFocus();
+            return;
+        }
+
+progressDialog.setMessage( "Registering..." );
+        progressDialog.show();
+        mAuth.createUserWithEmailAndPassword( email,password ).addOnCompleteListener( new OnCompleteListener<AuthResult>() {
+            @Override
+            public void onComplete(@NonNull Task<AuthResult> task) {
+                if(task.isSuccessful())
+                {
+progressDialog.dismiss();
+finish();
+
+                    Toast.makeText( MainActivity.this,"Successfull", Toast.LENGTH_LONG ).show();
+                }
+                else
+                {
+                    progressDialog.dismiss();
+                    if(task.getException() instanceof FirebaseAuthUserCollisionException)
+                    Toast.makeText( MainActivity.this,"Already registered", Toast.LENGTH_LONG ).show();
+                    else
+                        Toast.makeText( MainActivity.this,task.getException().getMessage(), Toast.LENGTH_LONG ).show();
+                }
+
+            }
+        } );
+
+
+    }
+}
diff --git a/app/src/main/java/com/example/mypc/firstskool/login.java b/app/src/main/java/com/example/mypc/firstskool/login.java
@@ -0,0 +1,108 @@
+package com.example.mypc.firstskool;
+
+import android.app.ProgressDialog;
+import android.content.Intent;
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.v7.app.AppCompatActivity;
+import android.util.Patterns;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.google.android.gms.tasks.OnCompleteListener;
+import com.google.android.gms.tasks.Task;
+import com.google.firebase.auth.AuthResult;
+import com.google.firebase.auth.FirebaseAuth;
+
+public class login extends AppCompatActivity {
+    EditText editText1,editText2;
+    Button button;
+    TextView textView;
+    private FirebaseAuth mAuth;
+    ProgressDialog progressDialog;
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate( savedInstanceState );
+        setContentView( R.layout.activity_login );
+
+        editText1=(EditText)findViewById( R.id.editemail2 );
+        editText2=(EditText)findViewById( R.id.editpass2 );
+        button=(Button)findViewById( R.id.login );
+
+        textView=(TextView)findViewById( R.id.textregister );
+        mAuth = FirebaseAuth.getInstance();
+
+        progressDialog=new ProgressDialog( this );
+        button.setOnClickListener( new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                signuser();
+            }
+        } );
+
+        textView.setOnClickListener( new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                startActivity( new Intent( login.this,MainActivity.class ) );
+            }
+        } );
+        if(mAuth.getCurrentUser()!=null)
+        {
+            finish();
+            Intent intent=new Intent( login.this,welcome.class );
+
+            startActivity( intent );
+
+        }
+
+    }
+    private void signuser()
+    {
+
+        String email=editText1.getText().toString().trim();
+        String password=editText2.getText().toString().trim();
+        if(email.isEmpty())
+        {
+            editText1.setError( "Proper email" );
+            editText1.requestFocus();
+            return;
+        }
+        if(!Patterns.EMAIL_ADDRESS.matcher( email ).matches())
+        {
+            editText1.setError( "Proper email" );
+            editText1.requestFocus();
+            return;
+        }
+        if(password.isEmpty())
+        {
+            editText2.setError( "Proper password" );
+            editText2.requestFocus();
+            return;
+        }
+        progressDialog.setMessage( "Loging In..." );
+        progressDialog.show();
+        mAuth.signInWithEmailAndPassword( email,password ).addOnCompleteListener( new OnCompleteListener<AuthResult>() {
+            @Override
+            public void onComplete(@NonNull Task<AuthResult> task) {
+                if(task.isSuccessful())
+                {
+                    progressDialog.dismiss();
+                    finish();
+                    Intent intent=new Intent( login.this,welcome.class );
+
+                    startActivity( intent );
+
+
+                }
+                else
+                {
+                    progressDialog.dismiss();
+                    Toast.makeText( login.this,task.getException().getMessage(), Toast.LENGTH_LONG ).show();
+                }
+            }
+        } );
+    }
+}
diff --git a/app/src/main/java/com/example/mypc/firstskool/welcome.java b/app/src/main/java/com/example/mypc/firstskool/welcome.java
@@ -0,0 +1,40 @@
+package com.example.mypc.firstskool;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.support.v7.app.AppCompatActivity;
+import android.view.View;
+import android.widget.Button;
+import android.widget.TextView;
+
+import com.google.firebase.auth.FirebaseAuth;
+import com.google.firebase.auth.FirebaseUser;
+
+public class welcome extends AppCompatActivity {
+
+    Button button;
+    FirebaseAuth mAuth;
+
+    TextView textView;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate( savedInstanceState );
+        setContentView( R.layout.activity_welcome );
+        mAuth= FirebaseAuth.getInstance();
+        button=(Button)findViewById( R.id.button2 );
+        textView=(TextView)findViewById( R.id.textView );
+
+        FirebaseUser user=mAuth.getCurrentUser();
+        textView.setText( "Welcome  "+user.getEmail() );
+        button.setOnClickListener( new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                mAuth.signOut();
+                finish();
+                startActivity( new Intent( welcome.this,login.class ) );
+            }
+        } );
+
+    }
+}
diff --git a/app/src/main/res/layout/activity_home.xml b/app/src/main/res/layout/activity_home.xml
@@ -1,9 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<RelativeLayout 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=".HomeActivity">
+    <Button
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:id="@+id/log"
+        android:text="Jump to login"/>
 
-</android.support.constraint.ConstraintLayout>
+</RelativeLayout>
diff --git a/app/src/main/res/layout/activity_login.xml b/app/src/main/res/layout/activity_login.xml
@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout 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=".login">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:layout_centerVertical="true"
+        android:layout_centerHorizontal="true">
+        <EditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="Email"
+            android:layout_margin="16dp"
+            android:inputType="textEmailAddress"
+            android:id="@+id/editemail2"/>
+        <EditText
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="Password"
+            android:inputType="textPassword"
+            android:layout_margin="16dp"
+            android:id="@+id/editpass2"/>
+        <Button
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:text="log in"
+            android:layout_margin="16dp"
+            android:id="@+id/login"/>
+
+
+        <TextView
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textAlignment="center"
+            android:text="Dont have account? sign up"
+            android:id="@+id/textregister"/>
+
+
+
+
+
+    </LinearLayout>
+
+</RelativeLayout>