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- package com.example.restoalan;
- import androidx.appcompat.app.AppCompatActivity;
- import android.os.Bundle;
- import android.util.Log;
- import android.view.View;
- import android.widget.CheckBox;
- import android.widget.EditText;
- import android.widget.TextView;
- import android.widget.Toast;
- import java.text.NumberFormat;
- public class makananActivity extends AppCompatActivity {
- int quantity = 0;
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.activity_makanan);
- }
- public void increment(View view) {//perintah tombol tambah
- if (quantity == 100) {
- Toast.makeText(this, "pesanan maximal 100", Toast.LENGTH_SHORT).show();
- return;
- }
- quantity = quantity + 1;
- display(quantity);
- }
- public void decrement(View view) {//perintah tombol tambah
- if (quantity == 1) {
- Toast.makeText(this, "pesanan minimal 1", Toast.LENGTH_SHORT).show();
- return;
- }
- quantity = quantity - 1;
- display(quantity);
- }
- private void displayMessage(String message) {
- TextView priceTextView = (TextView) findViewById(R.id.price_textview);
- priceTextView.setText(message);
- }
- private void display(int number) {
- TextView quantityTextView = (TextView) findViewById(R.id.quantity_textview);
- quantityTextView.setText("" + number);
- }
- private void displayPrice(int number) {
- TextView priceTextView = (TextView) findViewById(R.id.price_textview);
- priceTextView.setText(NumberFormat.getCurrencyInstance().format(number));
- }
- public void Submitorder(View view) {
- EditText nameEditText = (EditText) findViewById(R.id.edt_name);
- String name = nameEditText.getText().toString();
- Log.v("MainActivity", "Nama:" + name);
- CheckBox pedasCheckbox= (CheckBox) findViewById(R.id.pedas_checkbox);
- boolean haspedas=pedasCheckbox.isChecked();//mengidentifikasi check
- Log.v("MainActivity","has pedas:"+pedasCheckbox);
- CheckBox sedangChekBox= (CheckBox) findViewById(R.id.sedang_checkbox);
- boolean hascsedang=sedangChekBox.isChecked();//mengidentifikasi check
- Log.v("MainActivity","has sedang:"+sedangChekBox);
- int price=calculateprice(haspedas,hascsedang);//memanggil method jumlah harga
- String pricemessage=createOrderSummary(price,name,haspedas,hascsedang);
- displayMessage(pricemessage);
- }
- private int calculateprice(boolean addpedas,boolean addsedang) {//jumlah pesanan * harga
- int harga = 5000;
- if (addpedas) {
- harga = harga + 3000;//harga tambahan toping
- }
- if (addsedang) {
- harga = harga + 2000;
- }
- return quantity * harga;
- }
- private String createOrderSummary(int price, String name, boolean addsedang, boolean addpedas) {//hasil pemesanan
- String pricemessage = " Nama =" + name;
- pricemessage += "\n add pedas?" + addpedas;
- pricemessage += "\n add sedang?" + addsedang;
- pricemessage += "\n quantity" + quantity;
- pricemessage += "\n Total Rp" + price;
- pricemessage += "\n Thankyou";
- return pricemessage;
- }
- }
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