FitnessStyle - Details

DetailsActivity.java
=====================
package com.example.swaed.fitnessstyle;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;

import java.util.Date;


public class DetailsActivity extends AppCompatActivity implements View.OnClickListener {
    EditText etEmail, etNewPassword, etNewUserName;
    String birthdate, height, crntWeight, goalWeight, activity;
    boolean isMale, lose, maintain;
    double weeklyGoal;

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

        connectToLayout();
        setTitle("Details");
    }

    private void connectToLayout() {
        etEmail = (EditText) findViewById(R.id.etEmail);
        etNewPassword = (EditText) findViewById(R.id.etNewPassword);
        etNewUserName = (EditText) findViewById(R.id.etNewUserName);

        findViewById(R.id.btnOk).setOnClickListener(this);

        birthdate = getIntent().getStringExtra("birthdate");
        height = getIntent().getStringExtra("height");
        crntWeight = getIntent().getStringExtra("crntWeight");
        isMale = getIntent().getBooleanExtra("isMale", false);
        lose = getIntent().getBooleanExtra("isLoseGoal", false);
        goalWeight = getIntent().getStringExtra("goalWeight");
        weeklyGoal = getIntent().getIntExtra("weeklyGoal", 0);
        maintain = getIntent().getBooleanExtra("isMaintainGoal", false);
        activity = getIntent().getStringExtra("activityLevel");

    }

    @Override
    public void onClick(View view) {
        switch (view.getId()) {
            case R.id.btnOk:
                String email = etEmail.getText().toString();
                String newPassword = etNewPassword.getText().toString();
                String newUserName = etNewUserName.getText().toString();

                if (email.length() == 0 || newPassword.length() == 0 || newUserName.length() == 0) {
                    Toast.makeText(this, "Please fill email,Password and New UserName!", Toast.LENGTH_LONG).show();
                }
     // is user namnew (not exist)
                if (!User.isExist(newUserName)) {
                    // create a new user
                    User user = new User();
                    user.setName(etNewUserName.getText().toString());
                    user.setPassword(Integer.parseInt(etNewPassword.getText().toString()));
                    user.setEmail(etEmail.getText().toString());
                    user.setGoal(lose?0:maintain?1:2);
                    user.setActivity(activity);
                    user.setGender(isMale);
                    Date d = new Date(birthdate);
                    user.setBrithDate(d);
                    user.setHeight(Double.parseDouble(height.toString()));
                    user.setStartWeight(Double.parseDouble(crntWeight.toString()));
                    if (!maintain) {
                        user.setGoalWeight(Double.parseDouble(goalWeight.toString()));
                        user.setWeeklyGoal(weeklyGoal);
                    }

                    // add user and pass to next page

                    if (user.insert()) {
                        Settings.curUser = user;
                        Toast.makeText(this, user.getName()+" was added!", Toast.LENGTH_LONG).show();
                        Log.d("test", user.getName()+" was added!");
                        etEmail.setText("");
                        etNewPassword.setText("");
                        etNewUserName.setText("");

                        Intent i = new Intent(this, HomeActivity.class);
                        startActivity(i);

                    } else {
                        Toast.makeText(this, "Error adding a user " + newUserName, Toast.LENGTH_LONG).show();
                    }

                } else {
                    Toast.makeText(this, "Error adding a user (Already exist)" + newUserName, Toast.LENGTH_LONG).show();
                }
                break;

            default:
                Toast.makeText(this, "Error on click", Toast.LENGTH_LONG).show();
                break;
        }
    }
}