Mokapos_Activity

package com.kopkarbsm.mis;

import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar;
import androidx.cardview.widget.CardView;

import android.app.DatePickerDialog;
import android.os.Bundle;
import android.text.Html;
import android.util.Log;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.ImageView;
import android.widget.Spinner;
import android.widget.TextView;

import com.bumptech.glide.Glide;
import com.google.gson.GsonBuilder;
import com.kopkarbsm.mis.model.Data;
import com.kopkarbsm.mis.model.ItemSale;
import com.kopkarbsm.mis.network.MokapostInterface;
import com.kopkarbsm.mis.network.ServiceGenerator;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Locale;

import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;

import static com.kopkarbsm.mis.config.Constant.baseurl;

public class Mokapos_Activity extends AppCompatActivity {

    private Toolbar toolbar;
    private TextView tvDateResult, grossales, netsales, averagesale, grosfit;
    private DatePickerDialog datePickerDialog;
    private SimpleDateFormat dateFormatter;
    private Button btDatePicker, btcek;

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

        //setting toolbar
        toolbar = findViewById(R.id.kat_activity);
        setSupportActionBar(toolbar);
        getSupportActionBar().setTitle("Mokapost");
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

        String[] values = {"KRPK", "KRWA", "KRWM"};
        Spinner spinner = findViewById(R.id.spinner1);
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
                android.R.layout.simple_spinner_item, values);

        adapter.setDropDownViewResource(android.R.layout.simple_dropdown_item_1line);
        spinner.setAdapter(adapter);

        dateFormatter = new SimpleDateFormat("dd-MM-yyyy", Locale.US);
        tvDateResult = findViewById(R.id.tv_dateresult);
        btDatePicker = findViewById(R.id.btn_datepicker);
        btDatePicker.setOnClickListener(view -> showDateDialog());
        btcek = findViewById(R.id.btnCek);
        btcek.setOnClickListener(v -> {
            Integer tvgrossales = Integer.valueOf(grossales.getText().toString());
            Integer tvnetsales = Integer.valueOf(netsales.getText().toString());
            Integer grossprofit = Integer.valueOf(grosfit.getText().toString());
            Integer avarangetransaction = Integer.valueOf(averagesale.getText().toString());

            btcek.setText("\n" + "Gross Sales\t\t\t\t\t\t\t\t\t\t\t: " + tvgrossales + "\n" +
                    "Net Sales\t\t\t\t\t\t\t\t\t\t: " + tvnetsales + "\n" +
                    "Average Sale Per Transaction,\t\t: " + avarangetransaction + "\n" +
                    "Gross Profit\t\t: " + grossprofit + "\n");
        });

        grossales = findViewById(R.id.tv_grossales);
        netsales = findViewById(R.id.tv_netsales);
        grosfit = findViewById(R.id.tv_grosfit);
        averagesale = findViewById(R.id.tv_averagesale);
    }

    private void showDateDialog() {
        Calendar newCalendar = Calendar.getInstance();
        datePickerDialog = new DatePickerDialog(this, (view, year, monthOfYear, dayOfMonth) -> {
            Calendar newDate = Calendar.getInstance();
            newDate.set(year, monthOfYear, dayOfMonth);
            tvDateResult.setText("Tanggal dipilih : " + dateFormatter.format(newDate.getTime()));
        }, newCalendar.get(Calendar.YEAR), newCalendar.get(Calendar.MONTH), newCalendar.get(Calendar.DAY_OF_MONTH));
        datePickerDialog.show();
    }

    @Override
    public void onBackPressed() {
        super.onBackPressed();
        this.finish();
    }

}