package com.nus.app1;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.TextView;

public class HPCalcActivity extends Activity
{
    EditText tcarprice,tdeposit,tinterest,tyears;
    TextView tinstallment;
    Button btncalc;
    Double carprice,deposit,interest,installment;
    RadioGroup rgyears;
    RadioButton rb;
    int years;
    public void onCreate(Bundle b)
    {
        super.onCreate(b);
        setContentView(R.layout.hpcalclayout);
        tcarprice=findViewById(R.id.tcarprice);
        tdeposit=findViewById(R.id.tdeposit);
        tinterest=findViewById(R.id.tinterest);
        tinstallment=findViewById(R.id.tinstallment);
        btncalc=findViewById(R.id.btncalc);
        rgyears=findViewById(R.id.rgyears);
        btncalc.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                carprice=Double.parseDouble(tcarprice.getText().toString());
                deposit=Double.parseDouble(tdeposit.getText().toString());
                interest=Double.parseDouble(tinterest.getText().toString());
                //years=Integer.parseInt(tyears.getText().toString());
                int selectedradio=rgyears.getCheckedRadioButtonId();
                rb=findViewById(selectedradio);
                years=Integer.parseInt(rb.getText().toString());
                installment=(((((carprice-deposit)*interest)/100)*years)+(carprice-deposit))/(years*12);
                tinstallment.setText(installment.toString());
            }
        });
    }
}