cart edited

app/src/main/java/com/example/yourcashiertest/activities/CartActivity.java

@@ -7,22 +7,107 @@ import android.os.Bundle;
 import android.view.View;
 import android.widget.Button;
 import android.widget.ImageView;
+import android.widget.TextView;
 
 import com.example.yourcashiertest.R;
+import com.example.yourcashiertest.databinding.ActivityCartBinding;
+import com.example.yourcashiertest.databinding.ItemListBinding;
+
+import java.text.DecimalFormat;
+import java.text.DecimalFormatSymbols;
 
 public class CartActivity extends AppCompatActivity {
     ImageView btnBack;
+    ActivityCartBinding binding;
+
+    TextView tvName, tvTotalPrice, tvQty, tvPrice, tvItems;
+    Button btnAdd, btnMin;
+
+    int count = 1;
+    int pricePerQty;
+    int totalPrice;
+    int totalItems;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_cart);
         btnBack = findViewById(R.id.ivBtnBack);
+
+        tvName = findViewById(R.id.burger_medi);
+        tvQty = findViewById(R.id.tv_qty);
+        btnAdd = findViewById(R.id.btn_add);
+        btnMin = findViewById(R.id.btn_min);
+        tvPrice = findViewById(R.id.some_id);
+        tvTotalPrice = findViewById(R.id.tvTotalPrice);
+        tvItems = findViewById(R.id.items);
+
+
+
+        int price = 10000;
+
+        tvName.setText("Burger KING");
+        btnAdd.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                count++;
+                pricePerQty = price * count;
+
+                changeOnClick(count, pricePerQty, totalPrice);
+            }
+        });
+
+
+        btnMin.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                count--;
+                if (count < 0){
+
+                }
+                pricePerQty = price * count;
+                changeOnClick(count, pricePerQty, totalPrice);
+            }
+        });
+
+
+
+
+
+
         btnBack.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
                 startActivity(new Intent(CartActivity.this, MainActivity.class));
             }
         });
+
+
+
     }
+
+
+    private void alertDialog(String msg){
+
+    }
+
+    private String changeToCurrency(int totalPrice){
+        DecimalFormat decimalFormat = (DecimalFormat) DecimalFormat.getCurrencyInstance();
+
+        DecimalFormatSymbols formatSymbols = new DecimalFormatSymbols();
+        formatSymbols.setCurrencySymbol("Rp. ");
+        formatSymbols.setMonetaryDecimalSeparator(',');
+        formatSymbols.setGroupingSeparator('.');
+
+        String priceRupiah = decimalFormat.format(totalPrice);
+
+        return priceRupiah;
+    }
+
+    private void changeOnClick(int count, int pricePerQty, int totalPrice){
+        tvQty.setText(String.valueOf(count));
+        tvPrice.setText(changeToCurrency(pricePerQty));
+        tvTotalPrice.setText(changeToCurrency(totalPrice));
+    }
+
 }
\ No newline at end of file

app/src/main/java/com/example/yourcashiertest/adapters/CartAdapter.java

+package com.example.yourcashiertest.adapters;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.annotation.NonNull;
+import androidx.databinding.DataBindingUtil;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.example.yourcashiertest.R;
+import com.example.yourcashiertest.databinding.CartItemBinding;
+import com.example.yourcashiertest.entities.Product;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class CartAdapter extends RecyclerView.Adapter<CartAdapter.ViewHolder> {
+
+    private List<Product> productList = new ArrayList<>();
+
+    public interface Listener{
+        void onIncrease();
+        void onDecrease();
+    }
+
+
+    public Listener listener;
+
+
+    public CartAdapter(List<Product> productList) {
+        this.productList = productList;
+        notifyDataSetChanged();
+    }
+
+    @NonNull
+    @Override
+    public CartAdapter.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        return new CartAdapter.ViewHolder(
+                DataBindingUtil.inflate(
+                        LayoutInflater.from(parent.getContext()),
+                        R.layout.cart_item,
+                        parent,
+                        false
+                )
+        );
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull CartAdapter.ViewHolder holder, int position) {
+        holder.bindData(productList.get(position));
+    }
+
+    @Override
+    public int getItemCount() {
+        return productList.size();
+    }
+
+    public class ViewHolder extends RecyclerView.ViewHolder {
+
+        private CartItemBinding cartItemBinding;
+        private int price = 10000;
+
+        public ViewHolder(@NonNull CartItemBinding cartItemBinding) {
+            super(cartItemBinding.getRoot());
+            this.cartItemBinding = cartItemBinding;
+        }
+
+        public void bindData(Product product) {
+
+            cartItemBinding.setCartProduct(product);
+
+            cartItemBinding.btnAdd.setOnClickListener(view -> listener.onIncrease());
+            cartItemBinding.btnMin.setOnClickListener(view -> listener.onDecrease());
+
+
+        }
+    }
+}

app/src/main/res/layout/activity_cart.xml

 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<layout
+    xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
+    >
+    <data>
+        <variable
+            name="totalPrice"
+            type="String" />
+        <variable
+            name="totalItems"
+            type="String" />
+    </data>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:padding="10dp"
@@ -34,35 +46,35 @@
 
         <TextView
             android:id="@+id/items"
-        android:layout_width="68dp"
+            android:layout_width="60dp"
             android:layout_height="21dp"
-        android:layout_marginStart="32dp"
+            android:layout_marginStart="50dp"
             android:gravity="top"
-        android:text="@string/items"
-        android:textAppearance="@style/items"
+            android:text=""
             app:layout_constraintBottom_toBottomOf="@+id/cart"
             app:layout_constraintStart_toEndOf="@+id/cart"
+            app:layout_constraintEnd_toStartOf="@+id/amount"
             app:layout_constraintTop_toTopOf="@+id/cart"
             app:layout_constraintVertical_bias="0.466" />
 
         <View
             android:id="@+id/amount"
-        android:layout_width="112dp"
-        android:layout_height="59dp"
+            android:layout_width="100dp"
+            android:layout_height="35dp"
             android:background="@drawable/rectangle_1"
-        app:layout_constraintBottom_toBottomOf="@+id/items"
             app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.666"
+            android:layout_marginTop="65dp"
+            android:layout_marginEnd="40dp"
             app:layout_constraintStart_toEndOf="@+id/items"
-        app:layout_constraintTop_toTopOf="@+id/items" />
+            app:layout_constraintTop_toTopOf="parent" />
 
         <TextView
-        android:id="@+id/some_id"
+            android:id="@+id/tvTotalPrice"
             android:layout_width="wrap_content"
             android:layout_height="20dp"
             android:gravity="top"
             android:textColor="#fff"
-        android:text="@string/some_id"
+            android:text=""
             android:textAppearance="@style/some_id"
             app:layout_constraintBottom_toBottomOf="@+id/amount"
             app:layout_constraintEnd_toEndOf="@+id/amount"
@@ -80,14 +92,15 @@
             tools:layout_editor_absoluteX="9dp" />
 
         <include
-        android:id="@+id/include"
+            android:id="@+id/rvCartList"
             layout="@layout/cart_item"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-        app:layout_constraintBottom_toBottomOf="parent"
+            android:layout_marginTop="@dimen/space_default"
             app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintTop_toBottomOf="@+id/view"
-        app:layout_constraintVertical_bias="0.071" />
+            />
 
         <Button
             android:id="@+id/button"
@@ -95,9 +108,10 @@
             android:layout_height="wrap_content"
             android:text="@string/checkout"
             app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/include"
+            app:layout_constraintTop_toBottomOf="@+id/rvCartList"
             app:layout_constraintVertical_bias="1.0"
             tools:layout_editor_absoluteX="39dp" />
 
 
-</androidx.constraintlayout.widget.ConstraintLayout>
+    </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
+</layout>
\ No newline at end of file

app/src/main/res/layout/cart_item.xml

 <?xml version="1.0" encoding="utf-8"?>
-<com.google.android.material.card.MaterialCardView
+<layout
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
+    xmlns:tools="http://schemas.android.com/tools">
+    <data>
+        <variable
+            name="cartProduct"
+            type="com.example.yourcashiertest.entities.Product" />
+        <variable
+            name="qty"
+            type="String" />
+
+    </data>
+    <com.google.android.material.card.MaterialCardView
         android:layout_width="match_parent"
         android:layout_height="match_parent">
 
@@ -48,7 +58,8 @@
                 android:layout_alignParentLeft="true"
                 android:layout_alignParentTop="true"
                 android:gravity="top"
-            android:text="@string/some_id"
+                android:text=""
+                tools:text="$6000"
                 android:textAppearance="@style/some_id"
                 app:layout_constraintBottom_toBottomOf="@+id/imageView"
                 app:layout_constraintEnd_toEndOf="parent"
@@ -67,6 +78,7 @@
                 app:layout_constraintBottom_toBottomOf="@+id/some_id"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintHorizontal_bias="1.0"
+                android:layout_marginEnd="@dimen/space_default"
                 app:layout_constraintStart_toEndOf="@+id/some_id"
                 app:layout_constraintTop_toTopOf="@+id/some_id"
                 app:layout_constraintVertical_bias="1.0" />
@@ -97,7 +109,8 @@
                 android:id="@+id/tv_qty"
                 android:layout_width="10dp"
                 android:layout_height="wrap_content"
-            android:text="2"
+                android:text="@{qty}"
+                tools:text="4"
                 app:layout_constraintBottom_toBottomOf="@+id/v_add"
                 app:layout_constraintEnd_toStartOf="@+id/btn_add"
                 app:layout_constraintStart_toEndOf="@+id/btn_min"
@@ -114,4 +127,5 @@
 
         </androidx.constraintlayout.widget.ConstraintLayout>
 
-</com.google.android.material.card.MaterialCardView>
+    </com.google.android.material.card.MaterialCardView>
\ No newline at end of file
+</layout>
\ No newline at end of file

app/src/main/res/values/styles.xml

@@ -29,7 +29,7 @@
     <style name="some_id">
 
         <item name="android:textSize">
-            16sp
+            13sp
         </item>
 
         <item name="android:textColor">