package com.wolska.application1;

import android.net.Uri;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;


import com.google.android.gms.appindexing.Action;
import com.google.android.gms.appindexing.AppIndex;
import com.google.android.gms.appindexing.Thing;
import com.google.android.gms.common.api.GoogleApiClient;

import java.util.Locale;

import butterknife.BindView;
import butterknife.ButterKnife;
import butterknife.OnClick;

public class MainActivity extends AppCompatActivity {

    boolean isKg = true;
    final float weightConversion = 2.2046f, heightConversion = 3.2808f;

    private GoogleApiClient client;


    @BindView(R.id.massTV) TextView massTV;
    @BindView(R.id.heightTV) TextView heightTV;
    @BindView(R.id.unitMass) TextView unitMass;
    @BindView(R.id.unitHeight) TextView unitHeight;
    @BindView(R.id.bmi) TextView bmi;
    @BindView(R.id.bmiCounted) TextView bmiCounted;
    @BindView(R.id.units) Button units;
    @BindView(R.id.count) Button count;
    @BindView(R.id.massET) EditText massET;
    @BindView(R.id.heightET) EditText heightET;



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

        ButterKnife.bind(this);





        // ATTENTION: This was auto-generated to implement the App Indexing API.
        // See https://g.co/AppIndexing/AndroidStudio for more information.
        client = new GoogleApiClient.Builder(this).addApi(AppIndex.API).build();
    }


    public void changeValueFromKgMtoLbFt(String m, String h) {
        float mass, height;
        if (massET.getText().length() != 0) {
            mass = Float.parseFloat(m.toString()) * weightConversion;
            String massS = String.format(Locale.US, "%.2f", mass);
            massET.setText(massS);
        }
        if (heightET.getText().length() != 0) {
            height = Float.parseFloat(h.toString()) * heightConversion;
            String heightS = String.format(Locale.US, "%.2f", height);
            heightET.setText(heightS);
        }
    }

    public void changeValueFromLbFttoKgM(String m, String h) {
        float mass, height;
        if (massET.getText().length() != 0) {
            mass = Float.parseFloat(m.toString()) / weightConversion;
            String massS = String.format(Locale.US, "%.2f", mass);
            massET.setText(massS);
        }
        if (heightET.getText().length() != 0) {
            height = Float.parseFloat(h.toString()) / heightConversion;
            String heightS = String.format(Locale.US, "%.2f", height);
            heightET.setText(heightS);
        }
    }


    @OnClick(R.id.units)
    public void changeUnits(){
        if (isKg) {
            unitMass.setText("lb");
            unitHeight.setText("ft");
            units.setText("kg/m");
            changeValueFromKgMtoLbFt(massET.getText().toString(), heightET.getText().toString());
            isKg = false;
        } else {
            unitMass.setText("kg");
            unitHeight.setText("m");
            units.setText("lb/ft");
            changeValueFromLbFttoKgM(massET.getText().toString(), heightET.getText().toString());
            isKg = true;
        }
    }

    @OnClick(R.id.count)
    public void countBMI(){
        float mass = 0, height = 0;
        CountBMIforKgM countBMI = new CountBMIforKgM();
        if (TextUtils.isEmpty(massET.getText()) || TextUtils.isEmpty(heightET.getText())) {
            Toast.makeText(getApplication(), "Enter all data", Toast.LENGTH_SHORT).show();
        } else {
            if (isKg) {
                mass = Float.parseFloat(massET.getText().toString());
                height = Float.parseFloat(heightET.getText().toString());
            } else {
                mass = Float.parseFloat(massET.getText().toString()) / weightConversion;
                height = Float.parseFloat(heightET.getText().toString()) / heightConversion;
            }
            if (countBMI.isValidMass(mass) && countBMI.isValidHeight(height)) {
                float result = countBMI.countBMI(mass, height);
                String bmi = String.format(Locale.US, "%.2f", result);
                bmiCounted.setText(bmi);
                setBMIresultColor(result);
            } else {
                if (!countBMI.isValidMass(mass))
                    massET.setError("Wrong mass");
                if (!countBMI.isValidHeight(height))
                    heightET.setError("Wrong height");
            }

        }
    }








    public void setBMIresultColor(float result) {
        if (result >= 18.5f && result < 25)
            bmiCounted.setTextColor(0xff00ff00);
        else if ((result >= 17 && result < 18.5f) || (result >= 25 && result < 30))
            bmiCounted.setTextColor(0xffffff00);
        else
            bmiCounted.setTextColor(0xffff0000);
    }


    /**
     * ATTENTION: This was auto-generated to implement the App Indexing API.
     * See https://g.co/AppIndexing/AndroidStudio for more information.
     */
    public Action getIndexApiAction() {
        Thing object = new Thing.Builder()
                .setName("Main Page") // TODO: Define a title for the content shown.
                // TODO: Make sure this auto-generated URL is correct.
                .setUrl(Uri.parse("http://[ENTER-YOUR-URL-HERE]"))
                .build();
        return new Action.Builder(Action.TYPE_VIEW)
                .setObject(object)
                .setActionStatus(Action.STATUS_TYPE_COMPLETED)
                .build();
    }

    @Override
    public void onStart() {
        super.onStart();

        // ATTENTION: This was auto-generated to implement the App Indexing API.
        // See https://g.co/AppIndexing/AndroidStudio for more information.
        client.connect();
        AppIndex.AppIndexApi.start(client, getIndexApiAction());
    }

    @Override
    public void onStop() {
        super.onStop();

        // ATTENTION: This was auto-generated to implement the App Indexing API.
        // See https://g.co/AppIndexing/AndroidStudio for more information.
        AppIndex.AppIndexApi.end(client, getIndexApiAction());
        client.disconnect();
    }


}