register

package com.example.owner.letschat;

import android.app.ProgressDialog;
import android.content.Intent;
import android.net.Uri;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.Toolbar;
import android.text.TextUtils;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
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 RegisterActivity extends AppCompatActivity {

    private FirebaseAuth mAuth;
    private ProgressDialog loadingBar;

    private Toolbar mToolbar;
    private EditText RegisterUserName;
    private EditText RegisterUserEmail;
    private EditText RegisterUserPassword;
    private Button CreateAccountButton;


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

        mAuth = FirebaseAuth.getInstance();

        mToolbar = (Toolbar) findViewById(R.id.register_toolbar);
        setSupportActionBar(mToolbar);
        getSupportActionBar().setTitle("Sign Up");
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

        RegisterUserName = (EditText) findViewById(R.id.register_name);
        RegisterUserEmail = (EditText) findViewById(R.id.register_email);
        RegisterUserPassword = (EditText) findViewById(R.id.register_password);
        CreateAccountButton = (Button) findViewById(R.id.create_account_button);
        loadingBar = new ProgressDialog(this);

        CreateAccountButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v)
            {
                String name = RegisterUserName.getText().toString();
                String email = RegisterUserEmail.getText().toString();
                String password = RegisterUserPassword.getText().toString();
//method with 3 parameters
                RegisterAccount(name, email, password);
            }
        });
    }


//check validations if the user does not enter name, email and password, if any field is empty user will be notified
    private void RegisterAccount(String name, String email, String password)
    {
        if (TextUtils.isEmpty(name))
        {
            Toast.makeText(RegisterActivity.this,"Please enter your name",
                    Toast.LENGTH_LONG).show();
        }

        if (TextUtils.isEmpty(email))
        {
            Toast.makeText(RegisterActivity.this,"Please enter your email",
                    Toast.LENGTH_LONG).show();
        }

        if (TextUtils.isEmpty(password))
        {
            Toast.makeText(RegisterActivity.this,"Please enter your password",
                    Toast.LENGTH_LONG).show();
        }

        else
        {
            loadingBar.setTitle("Creating New Account");
            loadingBar.setMessage("Please wait, account is being created");
            loadingBar.show();
            mAuth.createUserWithEmailAndPassword(email, password)
                    .addOnCompleteListener(new OnCompleteListener<AuthResult>() {
                        @Override
                        public void onComplete(@NonNull Task<AuthResult> task)
                        {
                            if (task.isSuccessful())
                            {
                                Intent mainIntent = new Intent(RegisterActivity.this,MainActivity.class);
                                mainIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
                                startActivity(mainIntent);
                                finish();
                            }
                            else
                            {
                                Toast.makeText(RegisterActivity.this,"Error Occured, Try Again", Toast.LENGTH_SHORT).show();
                            }

                            loadingBar.dismiss();
                        }
                    });
        }
    }
}