UTS_SUMARI_161021450383

Nama : Sumari

NIM : 161021450383

1. Deskripsi

Kali ini saya akan membuat tugas aplikasai penjualan sederhana menggunakan Android Studio.

Aplikasinya berupa Form isian

• Nama pembeli
• Nama barang
• Jumlah beli
• Harga
• Uang bayar. 

Setelah form diisi maka selanjutnya tekan tombol proses dan akan menampilkan :

• Total belanja
• Uang kembali
• Bonus
• Keterangan

2. XML teks

<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:padding="30dp"
    android:orientation="vertical"
    tools:context=".MainActivity">

    <LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:orientation="vertical">
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal">
            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Nama Pembeli :  "
                android:textStyle="bold"
                android:textColor="@color/colorPrimary"/>
            <EditText
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/namapelanggan"
                android:text="" />
        </LinearLayout>

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal">

            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Judul Buku :  "
                android:textColor="@color/colorPrimary"
                android:textStyle="bold" />
            <EditText
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/namabarang"
                android:text="" />
        </LinearLayout>
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal">
            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Jumlah Beli:  "
                android:textStyle="bold"
                android:textColor="@color/colorPrimary"/>
            <EditText
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/jumlahbeli"
                android:text=""
                android:inputType="number"/>
        </LinearLayout>
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal">
            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Harga : Rp "
                android:textStyle="bold"
                android:textColor="@color/colorPrimary"/>
            <EditText
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/harga"
                android:text=""
                android:inputType="number"
                android:layout_marginBottom="8dp" />
        </LinearLayout>
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal">
            <TextView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Uang Bayar: Rp  "
                android:textStyle="bold"
                android:textColor="@color/colorPrimary"/>
            <EditText
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:id="@+id/uangbayar"
                android:text=""
                android:inputType="number"/>
        </LinearLayout>
        <Button
            android:layout_marginTop="30dp"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:id="@+id/tombol1"
            android:text="PROSES"
            android:background="@color/colorAccent"
            android:textStyle="bold"
            android:textColor="#ffffff"
            android:layout_marginBottom="8dp" />
        <TextView
            android:layout_marginTop="20dp"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Total Belanja "
            android:textColor="@color/colorPrimary"
            android:id="@+id/totalbelanja"
            android:textStyle="bold"
            android:textSize="18dp"
            android:layout_marginBottom="8dp" />
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Uang Kembali "
            android:textColor="@color/colorPrimary"
            android:id="@+id/uangkembali"
            android:textStyle="bold"
            android:textSize="18dp"
            android:layout_marginBottom="8dp"/>
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Bonus"
            android:textColor="@color/colorPrimary"
            android:id="@+id/bonus"
            android:textStyle="bold"
            android:textSize="18dp"
            android:layout_marginBottom="8dp"/>
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Keterangan "
            android:textColor="@color/colorPrimary"
            android:id="@+id/keterangan"
            android:textStyle="bold"
            android:textSize="18dp"
            android:layout_marginBottom="8dp"/>
        <LinearLayout
            android:layout_marginTop="20dp"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:gravity="center"
            android:orientation="horizontal">
            <Button
                android:layout_width="200dp"
                android:layout_height="wrap_content"
                android:id="@+id/tombol2"
                android:text="RESET DATA"
                android:background="@color/colorAccent"
                android:textStyle="bold"
                android:textColor="#ffffFF"/>
            <Button
                android:layout_width="200dp"
                android:layout_marginLeft="20dp"
                android:layout_height="wrap_content"
                android:id="@+id/tombol3"
                android:text="KELUAR"
                android:background="@color/colorAccent"
                android:textColor="#FFFFFF"
                android:textStyle="bold"/>
        </LinearLayout>
    </LinearLayout>
</ScrollView>

3. XML Graphics

4. Souce Coding (java)

package com.example.sumari_161021450383;

import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {
    private EditText edtnamapel, edtnamabar, edtjumlahbel, edtharga, edtuangbay;
    private Button btnproses;
    private Button btnhapus;
    private Button btnexit;
    private TextView txtnamapel;
    private TextView txtnamabar;
    private TextView txtjumlahbel;
    private TextView txtharga;
    private TextView txtuangbay;
    private TextView txtbonus;
    private TextView txttotalbelanja;
    private TextView txtuangkembali;
    private TextView txtketerangan;

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

        getSupportActionBar().setTitle("Badoy Shop");

        edtnamapel = (EditText) findViewById(R.id.namapelanggan);
        edtnamabar = (EditText) findViewById(R.id.namabarang);
        edtjumlahbel = (EditText) findViewById(R.id.jumlahbeli);
        edtharga = (EditText) findViewById(R.id.harga);
        edtuangbay = (EditText) findViewById(R.id.uangbayar);
        btnproses = (Button) findViewById(R.id.tombol1);
        btnhapus = (Button) findViewById(R.id.tombol2);
        btnexit = (Button) findViewById(R.id.tombol3);
        txtnamapel = (TextView) findViewById(R.id.namapelanggan);
        txtnamabar = (TextView) findViewById(R.id.namabarang);
        txtjumlahbel = (TextView) findViewById(R.id.jumlahbeli);
        txtharga = (TextView) findViewById(R.id.harga);
        txtuangbay = (TextView) findViewById(R.id.uangbayar);
        txtbonus = (TextView) findViewById(R.id.bonus);
        txttotalbelanja = (TextView) findViewById(R.id.totalbelanja);
        txtuangkembali = (TextView) findViewById(R.id.uangkembali);
        txtketerangan = (TextView) findViewById(R.id.keterangan);

        //memberikan action pada tombol proses

        btnproses.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                String namapelanggan = edtnamapel.getText().toString().trim();
                String namabarang = edtnamabar.getText().toString().trim();
                String jumlahbeli = edtjumlahbel.getText().toString().trim();
                String harga = edtharga.getText().toString().trim();
                String uangbayar = edtuangbay.getText().toString().trim();

                double jb = Double.parseDouble(jumlahbeli);
                double h = Double.parseDouble(harga);
                double ub = Double.parseDouble(uangbayar);
                double total = (jb * h);
                txttotalbelanja.setText("Total Belanja : " + total);

                //pemberian if dan else untuk aturan pemberian bonus

                if (total >=200000){
                    txtbonus.setText("Bonus : Mouse");
                } else if (total >=50000){
                    txtbonus.setText("Bonus : Keyboard");
                } else  if (total >=40000){
                    txtbonus.setText("Bonus : Harddisk");
                } else {
                    txtbonus.setText("Bonus : Tidak Ada Bonus");
                }
                double uangkembalian = (ub - total);

                if (ub < total){
                    txtketerangan.setText("Keterangan : uang bayar kurang Rp " + (-uangkembalian));
                    txtuangkembali.setText("Uang Kembali : Rp 0" );
                }else{
                    txtketerangan.setText("Keterangan : Tunggu Kembalian");
                    txtuangkembali.setText("Uang Kembali : " + uangkembalian);
                }


                //memberikan action pada tombol reset data
            }
        });
        btnhapus.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                txtnamapel.setText(" ");
                txtnamabar.setText(" ");
                txttotalbelanja.setText(" Total Belanja : Rp 0");
                txtharga.setText(" ");
                txtuangbay.setText(" ");
                txtuangkembali.setText("Uang Kembali : Rp 0");
                txtbonus.setText("Bonus : - ");
                txtjumlahbel.setText(" ");
                txtketerangan.setText("Keterangan : - ");

                Toast.makeText(getApplicationContext(),"Data sudah direset", Toast.LENGTH_LONG).show();

                // memberikan action pada tombol keluar
            }
        });
        btnexit.setOnClickListener(new View.OnClickListener() {
            public void onClick(View view) {

                moveTaskToBack(true);
            }
        });
    }
}

5. Screen Shoot Run Pada Gadget Android