edit visibility

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

 package com.example.yourcashiertest.activities;
 
 import androidx.appcompat.app.AppCompatActivity;
-
-import android.app.AlertDialog;
-import android.content.DialogInterface;
+import androidx.databinding.DataBindingUtil;
 import android.content.Intent;
 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.adapters.CartAdapter;
 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, btnCheckout;
-
-    int count = 1;
-    int pricePerQty;
-    int totalPrice;
-    int totalItems;
+    CartAdapter adapter;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_cart);
-        btnCheckout = findViewById(R.id.btnCheckout);
-        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);
-
+        binding = DataBindingUtil.setContentView(this, R.layout.activity_cart);
 
+//        adapter = new CartAdapter();
+//        binding.rvCartList.setLayoutManager(new LinearLayoutManager(this));
+//        binding.rvCartList.setAdapter(adapter);
 
-        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);
-            }
-        });
+//        CartViewModel cartViewModel = new ViewModelProvider(this).get(CartViewModel.class);
+//        cartViewModel.getCarts().observe(this, carts -> adapter.setCartList(carts));
+//
+//        binding.setViewModelCart(cartViewModel);
 
-
-        btnMin.setOnClickListener(view -> {
-            count--;
-            if (count == 0){
-
-            }
-            pricePerQty = price * count;
-            changeOnClick(count, pricePerQty, totalPrice);
-        });
-
-
-        btnBack.setOnClickListener(view -> startActivity(new Intent(CartActivity.this, MainActivity.class)));
-
-        btnCheckout.setOnClickListener(view -> {
+        binding.ivBtnBack.setOnClickListener(view -> startActivity(new Intent(CartActivity.this, MainActivity.class)));
+        binding.btnCheckout.setOnClickListener(view -> {
             startActivity(new Intent(CartActivity.this, PaymentActivity.class));
             finish();
         });
@@ -93,10 +51,4 @@ public class CartActivity extends AppCompatActivity {
         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/activities/LoginActivity.java

@@ -25,9 +25,7 @@ public class LoginActivity extends AppCompatActivity {
         etUsername = findViewById(R.id.etUsername);
         btnLogin = findViewById(R.id.btnLogin);
 
-        btnLogin.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View view) {
+        btnLogin.setOnClickListener(view -> {
 
             if(etUsername.getText().toString().length() == 0 || etPassword.getText().toString().length() == 0){
                 Toast.makeText(getApplicationContext(), "Please input Username and Password", Toast.LENGTH_SHORT).show();
@@ -38,7 +36,7 @@ public class LoginActivity extends AppCompatActivity {
             }else{
                 startActivity(new Intent(LoginActivity.this, MainActivity.class)
                         .putExtra(DATA_LOGIN, etUsername.getText().toString()));
-                }
+                finish();
             }
         });
 

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

@@ -3,6 +3,7 @@ package com.example.yourcashiertest.activities;
 import androidx.annotation.NonNull;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.databinding.DataBindingUtil;
+import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
 
 import android.Manifest;
@@ -11,19 +12,23 @@ import android.content.Intent;
 import android.os.Bundle;
 import android.text.Editable;
 import android.text.TextWatcher;
+import android.view.Menu;
 import android.widget.PopupMenu;
 
 import com.example.yourcashiertest.R;
 import com.example.yourcashiertest.adapters.ProductAdapter;
 import com.example.yourcashiertest.databinding.ActivityMainBinding;
-import com.example.yourcashiertest.databinding.ItemListBinding;
 import com.example.yourcashiertest.entities.Product;
+import com.example.yourcashiertest.models.CartModel;
+import com.example.yourcashiertest.viewmodels.CartViewModel;
 import com.example.yourcashiertest.viewmodels.ProductViewModel;
 
+import java.util.ArrayList;
+import java.util.List;
+
 public class MainActivity extends AppCompatActivity {
 
     ActivityMainBinding binding;
-    ItemListBinding bindingItem;
 
     public static final String DATA_PRODUCT = "DATA_PRODUCT";
 
@@ -32,6 +37,9 @@ public class MainActivity extends AppCompatActivity {
     private String[] permissions = new String[]{Manifest.permission.READ_EXTERNAL_STORAGE,
             Manifest.permission.WRITE_EXTERNAL_STORAGE};
 
+    public static boolean visibility = false;
+    CartViewModel cartViewModel;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -40,6 +48,8 @@ public class MainActivity extends AppCompatActivity {
         ProductAdapter adapter = new ProductAdapter();
         binding = DataBindingUtil.setContentView(this, R.layout.activity_main);
 
+//        cartViewModel = new ViewModelProvider(this).get(CartViewModel.class);
+
         String name = getIntent().getStringExtra(LoginActivity.DATA_LOGIN);
         binding.tvUser.setText(name);
         // settings menu
@@ -53,12 +63,25 @@ public class MainActivity extends AppCompatActivity {
                         startActivity(new Intent(MainActivity.this, ProductActivity.class));
                         break;
                     case R.id.item_two:
-                        adapter.setVisibility(true);
+                        if (visibility){
+                            visibility = false;
+                        }else {
+                            visibility = true;
+                        }
+                        finish();
+                        overridePendingTransition(0, 0);
+                        startActivity(getIntent());
+                        overridePendingTransition(0, 0);
                         return true;
                 }
                 return false;
             });
             popupMenu.inflate(R.menu.settings_menu);
+            if (visibility){
+                popupMenu.getMenu().findItem(R.id.item_two).setTitle("Gone");
+            }else {
+                popupMenu.getMenu().findItem(R.id.item_two).setTitle("Update or delete");
+            }
             popupMenu.show();
         });
 
@@ -77,6 +100,11 @@ public class MainActivity extends AppCompatActivity {
             public void onDelete(Product product) {
                 viewModel.deleteProduct(product);
             }
+
+            @Override
+            public void onAddToCart(Product product) {
+                addToCart(product);
+            }
         });
 
         binding.etSearch.addTextChangedListener(new TextWatcher() {
@@ -98,6 +126,31 @@ public class MainActivity extends AppCompatActivity {
         binding.setViewModel(viewModel);
     }
 
+
+    public void addToCart(Product product){
+//        Cart cart = new Cart(0,"", "", 0, 0);
+//        cart.setIdProduct(product.getId());
+//        cart.setImage(product.getPhoto());
+//        cart.setNameProduct(product.getName());
+//        cart.setPrice(product.getPrice());
+//        cart.setQty(1);
+//        cartViewModel.insertCart(cart);
+        List<CartModel> list = new ArrayList<>();
+        CartModel cart = new CartModel();
+        cart.setIdProduct(product.getId());
+        cart.setNameProduct(product.getName());
+        cart.setImage(product.getPhoto());
+        cart.setPrice(product.getPrice());
+        cart.setQty(product.getQuantity());
+    }
+
+
+    @Override
+    public void onBackPressed() {
+        super.onBackPressed();
+        visibility = false;
+    }
+
     @Override
     public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
         super.onRequestPermissionsResult(requestCode, permissions, grantResults);

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

@@ -10,26 +10,29 @@ import androidx.recyclerview.widget.RecyclerView;
 
 import com.example.yourcashiertest.R;
 import com.example.yourcashiertest.databinding.CartItemBinding;
+import com.example.yourcashiertest.entities.Cart;
 import com.example.yourcashiertest.entities.Product;
+import com.example.yourcashiertest.models.CartModel;
 
 import java.util.ArrayList;
 import java.util.List;
 
 public class CartAdapter extends RecyclerView.Adapter<CartAdapter.ViewHolder> {
 
-    private List<Product> productList = new ArrayList<>();
+    private List<Cart> carts = new ArrayList<>();
 
-    public interface Listener{
+    public interface CartListener{
         void onIncrease();
         void onDecrease();
     }
 
+    private CartListener listener;
+    public void setCartListener(CartListener listener){
+        this.listener = listener;
+    }
 
-    public Listener listener;
-
-
-    public CartAdapter(List<Product> productList) {
-        this.productList = productList;
+    public void setCartList(List<Cart> carts){
+        this.carts = carts;
         notifyDataSetChanged();
     }
 
@@ -48,12 +51,12 @@ public class CartAdapter extends RecyclerView.Adapter<CartAdapter.ViewHolder> {
 
     @Override
     public void onBindViewHolder(@NonNull CartAdapter.ViewHolder holder, int position) {
-        holder.bindData(productList.get(position));
+        holder.bindData(carts.get(position), listener);
     }
 
     @Override
     public int getItemCount() {
-        return productList.size();
+        return carts.size();
     }
 
     public class ViewHolder extends RecyclerView.ViewHolder {
@@ -66,13 +69,8 @@ public class CartAdapter extends RecyclerView.Adapter<CartAdapter.ViewHolder> {
             this.cartItemBinding = cartItemBinding;
         }
 
-        public void bindData(Product product) {
-
-            cartItemBinding.setCartProduct(product);
-
-            cartItemBinding.btnAdd.setOnClickListener(view -> listener.onIncrease());
-            cartItemBinding.btnMin.setOnClickListener(view -> listener.onDecrease());
-
+        public void bindData(Cart cart, CartListener listener) {
+            cartItemBinding.setCartProduct(cart);
 
         }
     }

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

@@ -8,6 +8,7 @@ import androidx.databinding.DataBindingUtil;
 import androidx.recyclerview.widget.RecyclerView;
 
 import com.example.yourcashiertest.R;
+import com.example.yourcashiertest.activities.MainActivity;
 import com.example.yourcashiertest.databinding.ItemListBinding;
 import com.example.yourcashiertest.entities.Product;
 
@@ -19,12 +20,13 @@ import java.util.List;
 public class ProductAdapter extends RecyclerView.Adapter<ProductAdapter.ViewHolder> {
 
     private List<Product> products = new ArrayList<>();
-    private Boolean visibility;
 
     public interface ProductListener {
         void onUpdate(Product product);
 
         void onDelete(Product product);
+
+        void onAddToCart(Product product);
     }
 
     private ProductListener listener;
@@ -55,7 +57,6 @@ public class ProductAdapter extends RecyclerView.Adapter<ProductAdapter.ViewHold
     @Override
     public void onBindViewHolder(@NonNull ProductAdapter.ViewHolder holder, int position) {
         holder.bindData(products.get(position), listener);
-        holder.binding.setVisibility(visibility);
     }
 
     @Override
@@ -65,7 +66,6 @@ public class ProductAdapter extends RecyclerView.Adapter<ProductAdapter.ViewHold
 
     public static class ViewHolder extends RecyclerView.ViewHolder {
         private ItemListBinding binding;
-        private Boolean visibility;
         public ViewHolder(@NonNull ItemListBinding binding) {
             super(binding.getRoot());
 
@@ -75,6 +75,8 @@ public class ProductAdapter extends RecyclerView.Adapter<ProductAdapter.ViewHold
         public void bindData(Product product, ProductListener listener) {
             binding.setProduct(product);
 
+            binding.setVisibility(MainActivity.visibility);
+
             DecimalFormat rupiah = (DecimalFormat) DecimalFormat.getCurrencyInstance();
             DecimalFormatSymbols format = new DecimalFormatSymbols();
 
@@ -88,10 +90,7 @@ public class ProductAdapter extends RecyclerView.Adapter<ProductAdapter.ViewHold
 
             binding.ivUpdate.setOnClickListener(view -> listener.onUpdate(product));
             binding.ivDelete.setOnClickListener(view -> listener.onDelete(product));
+            binding.vAdd.setOnClickListener(view -> listener.onAddToCart(product));
         }
     }
-
-    public void setVisibility(Boolean visibility){
-        this.visibility = visibility;
-    }
 }
\ No newline at end of file

app/src/main/java/com/example/yourcashiertest/daos/CartDao.java

 package com.example.yourcashiertest.daos;
 
+import androidx.lifecycle.LiveData;
 import androidx.room.Dao;
+import androidx.room.Delete;
+import androidx.room.Insert;
+import androidx.room.OnConflictStrategy;
+import androidx.room.Query;
+import androidx.room.Update;
+
+import com.example.yourcashiertest.entities.Cart;
+
+import java.util.List;
+
 @Dao
 public interface CartDao {
+    @Query("SELECT * FROM Cart ORDER BY id DESC")
+    public LiveData<List<Cart>> getCarts();
+
+    @Insert(onConflict = OnConflictStrategy.IGNORE)
+    public void insertCart(Cart cart);
+
+    @Update
+    public void updateCart(Cart cart);
+
+    @Delete
+    public void deleteCart(Cart cart);
 }

app/src/main/java/com/example/yourcashiertest/databases/LocalDatabase.java

@@ -8,10 +8,13 @@ import androidx.room.DatabaseConfiguration;
 import androidx.room.InvalidationTracker;
 import androidx.room.Room;
 import androidx.room.RoomDatabase;
+import androidx.room.migration.Migration;
+import androidx.sqlite.db.SupportSQLiteDatabase;
 import androidx.sqlite.db.SupportSQLiteOpenHelper;
 
 import com.example.yourcashiertest.daos.CartDao;
 import com.example.yourcashiertest.daos.ProductDao;
+import com.example.yourcashiertest.entities.Cart;
 import com.example.yourcashiertest.entities.Product;
 
 import java.util.concurrent.ExecutorService;
@@ -21,6 +24,7 @@ import java.util.concurrent.Executors;
 public abstract class LocalDatabase extends RoomDatabase {
 
     public abstract ProductDao productDao();
+//    public abstract CartDao cartDao();
 
     private static volatile LocalDatabase INSTANCE;
     private static final int NUMBER_OF_THREADS = 4;
@@ -28,6 +32,27 @@ public abstract class LocalDatabase extends RoomDatabase {
     public static final ExecutorService databaseWriteExecutor =
             Executors.newFixedThreadPool(NUMBER_OF_THREADS);
 
+//    public static final Migration MIGRATION_1_2 = new Migration(1,2) {
+//        @Override
+//        public void migrate(@NonNull SupportSQLiteDatabase database) {
+//            database.execSQL("CREATE TABLE IF NOT EXISTS Cart (id INTEGER, idProduct INTEGER,price INTEGER, qty INTEGER,nameProduct TEXT, image TEXT)");
+//        }
+//    };
+//
+//    public static final Migration MIGRATION_1_3 = new Migration(1,3) {
+//        @Override
+//        public void migrate(@NonNull SupportSQLiteDatabase database) {
+//            database.execSQL("DROP TABLE Cart");
+//        }
+//    };
+//
+//    public static final Migration MIGRATION_1_4 = new Migration(1,4) {
+//        @Override
+//        public void migrate(@NonNull SupportSQLiteDatabase database) {
+//            database.execSQL("CREATE TABLE IF NOT EXISTS Cart (id INTEGER, idProduct INTEGER,price INTEGER, qty INTEGER,nameProduct TEXT, image TEXT)");
+//        }
+//    };
+
     public static LocalDatabase getDatabase(Context context) {
         if (INSTANCE == null) {
             synchronized (LocalDatabase.class) {

app/src/main/java/com/example/yourcashiertest/entities/Cart.java

@@ -3,26 +3,45 @@ package com.example.yourcashiertest.entities;
 import android.os.Parcel;
 import android.os.Parcelable;
 
+import androidx.annotation.NonNull;
+import androidx.room.ColumnInfo;
 import androidx.room.Entity;
 import androidx.room.PrimaryKey;
 
-@Entity(tableName = "carts")
+@Entity
 public class Cart implements Parcelable {
     @PrimaryKey(autoGenerate = true)
+    @NonNull
+    @ColumnInfo(name = "id")
     private long id;
 
-    Product item;
-    long amount;
+    @NonNull
+    @ColumnInfo(name = "idProduct")
+    long idProduct;
 
-    public Cart(Product item, long amount){
-        this.item = item;
-        this.amount = amount;
-    }
+    @NonNull
+    @ColumnInfo(name = "price")
+    long price;
+
+    @NonNull
+    @ColumnInfo(name = "qty")
+    long qty;
+
+    @NonNull
+    @ColumnInfo(name = "nameProduct")
+    String nameProduct;
+
+    @NonNull
+    @ColumnInfo(name = "image")
+    String image;
 
     protected Cart(Parcel in) {
         id = in.readLong();
-        item = in.readParcelable(Product.class.getClassLoader());
-        amount = in.readLong();
+        idProduct = in.readLong();
+        nameProduct = in.readString();
+        image = in.readString();
+        price = in.readLong();
+        qty = in.readLong();
     }
 
     public static final Creator<Cart> CREATOR = new Creator<Cart>() {
@@ -37,6 +56,14 @@ public class Cart implements Parcelable {
         }
     };
 
+    public Cart(long idProduct, String nameProduct, String image, long price, long qty){
+        this.idProduct = idProduct;
+        this.nameProduct = nameProduct;
+        this.image = image;
+        this.price = price;
+        this.qty = qty;
+    }
+
     public long getId() {
         return id;
     }
@@ -45,20 +72,44 @@ public class Cart implements Parcelable {
         this.id = id;
     }
 
-    public Product getItem() {
-        return item;
+    public long getIdProduct() {
+        return idProduct;
+    }
+
+    public void setIdProduct(long idProduct) {
+        this.idProduct = idProduct;
+    }
+
+    public String getNameProduct() {
+        return nameProduct;
+    }
+
+    public void setNameProduct(String nameProduct) {
+        this.nameProduct = nameProduct;
+    }
+
+    public String getImage() {
+        return image;
+    }
+
+    public void setImage(String image) {
+        this.image = image;
+    }
+
+    public long getPrice() {
+        return price;
     }
 
-    public void setItem(Product item) {
-        this.item = item;
+    public void setPrice(long price) {
+        this.price = price;
     }
 
-    public long getAmount() {
-        return amount;
+    public long getQty() {
+        return qty;
     }
 
-    public void setAmount(long amount) {
-        this.amount = amount;
+    public void setQty(long qty) {
+        this.qty = qty;
     }
 
     @Override
@@ -69,7 +120,10 @@ public class Cart implements Parcelable {
     @Override
     public void writeToParcel(Parcel dest, int flags) {
         dest.writeLong(id);
-        dest.writeParcelable(item, flags);
-        dest.writeLong(amount);
+        dest.writeLong(idProduct);
+        dest.writeString(nameProduct);
+        dest.writeString(image);
+        dest.writeLong(price);
+        dest.writeLong(qty);
     }
 }

app/src/main/java/com/example/yourcashiertest/models/CartModel.java

+package com.example.yourcashiertest.models;
+
+public class CartModel {
+    long price, qty,  idProduct;
+    String nameProduct, image;
+
+    public long getPrice() {
+        return price;
+    }
+
+    public void setPrice(long price) {
+        this.price = price;
+    }
+
+    public long getQty() {
+        return qty;
+    }
+
+    public void setQty(long qty) {
+        this.qty = qty;
+    }
+
+    public long getIdProduct() {
+        return idProduct;
+    }
+
+    public void setIdProduct(long idProduct) {
+        this.idProduct = idProduct;
+    }
+
+    public String getNameProduct() {
+        return nameProduct;
+    }
+
+    public void setNameProduct(String nameProduct) {
+        this.nameProduct = nameProduct;
+    }
+
+    public String getImage() {
+        return image;
+    }
+
+    public void setImage(String image) {
+        this.image = image;
+    }
+}

app/src/main/java/com/example/yourcashiertest/repositories/CartRepository.java

 package com.example.yourcashiertest.repositories;
 
+import android.app.Application;
+
+import androidx.lifecycle.LiveData;
+
+import com.example.yourcashiertest.daos.CartDao;
+import com.example.yourcashiertest.databases.LocalDatabase;
+import com.example.yourcashiertest.entities.Cart;
+
+import java.util.List;
+
 public class CartRepository {
+    private CartDao cartDao;
+    private LiveData<List<Cart>> carts;
+
+    public CartRepository(Application application){
+        LocalDatabase db = LocalDatabase.getDatabase(application);
+//        cartDao = db.cartDao();
+        carts = cartDao.getCarts();
+    }
+
+    public void insert(Cart cart){
+        LocalDatabase.databaseWriteExecutor.execute(() -> cartDao.insertCart(cart));
+    }
+
+    public void update(Cart cart){
+        LocalDatabase.databaseWriteExecutor.execute(() -> cartDao.updateCart(cart));
+    }
+
+    public void delete(Cart cart){
+        LocalDatabase.databaseWriteExecutor.execute(() -> cartDao.deleteCart(cart));
+    }
+
+    public LiveData<List<Cart>> getAllCart(){
+        return this.carts;
+    }
 }

app/src/main/java/com/example/yourcashiertest/viewmodels/CartVM.java

+package com.example.yourcashiertest.viewmodels;
+import androidx.lifecycle.MutableLiveData;
+import androidx.lifecycle.ViewModel;
+
+import com.example.yourcashiertest.models.CartModel;
+
+import java.util.List;
+
+public class CartVM extends ViewModel {
+    public MutableLiveData<List<CartModel>> allCart;
+
+    public MutableLiveData<List<CartModel>> getAllCart() {
+        return allCart;
+    }
+
+    public void setAllCart(List<CartModel> cart) {
+        this.allCart.postValue(cart);
+    }
+}

app/src/main/java/com/example/yourcashiertest/viewmodels/CartViewModel.java

 package com.example.yourcashiertest.viewmodels;
 
-public class CartViewModel {
+import android.app.Application;
+
+import androidx.annotation.NonNull;
+import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.MutableLiveData;
+
+import com.example.yourcashiertest.entities.Cart;
+import com.example.yourcashiertest.repositories.CartRepository;
+
+import java.util.List;
+
+public class CartViewModel extends AndroidViewModel {
+
+    private MutableLiveData<Cart> cart = new MutableLiveData<>();
+    private CartRepository repository;
+    private LiveData<List<Cart>> carts;
+
+    public CartViewModel(@NonNull Application application) {
+        super(application);
+        repository = new CartRepository(application);
+        this.carts = repository.getAllCart();
+    }
+
+    public LiveData<List<Cart>> getCarts(){
+        return this.carts;
+    }
+
+    public void insertCart(Cart cart){
+        repository.insert(cart);
+    }
+
+    public void updateCart(Cart cart){
+        repository.update(cart);
+    }
+
+    public void deleteCart(Cart cart){
+        repository.delete(cart);
+    }
+
+    public MutableLiveData<Cart> getCart(){
+        return this.cart;
+    }
 }

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

@@ -5,9 +5,14 @@
     xmlns:tools="http://schemas.android.com/tools"
     >
     <data>
+        <variable
+            name="viewModelCart"
+            type="com.example.yourcashiertest.viewmodels.CartViewModel" />
+
         <variable
             name="totalPrice"
             type="String" />
+
         <variable
             name="totalItems"
             type="String" />
@@ -100,16 +105,18 @@
             app:layout_constraintTop_toBottomOf="@+id/rvCartList"
             app:layout_constraintVertical_bias="1.0"
             tools:layout_editor_absoluteX="39dp" />
-        <include
+
+        <androidx.recyclerview.widget.RecyclerView
             android:id="@+id/rvCartList"
-            layout="@layout/cart_item"
             android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="@dimen/space_default"
-            app:layout_constraintStart_toStartOf="parent"
+            android:layout_height="0dp"
+            android:layout_marginVertical="15dp"
+            android:padding="@dimen/space_small"
+            app:layout_constraintBottom_toTopOf="@id/btnCheckout"
             app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@+id/view"
-            />
+            tools:ignore="MissingConstraints" />
 
 
     </androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -6,7 +6,7 @@
     <data>
         <variable
             name="cartProduct"
-            type="com.example.yourcashiertest.entities.Product" />
+            type="com.example.yourcashiertest.entities.Cart" />
         <variable
             name="qty"
             type="String" />

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

@@ -15,7 +15,7 @@
 
         <variable
             name="visibility"
-            type="Boolean" />
+            type="boolean" />
     </data>
 
     <com.google.android.material.card.MaterialCardView
@@ -50,7 +50,7 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:padding="@dimen/space_small"
-                android:visibility="visible"
+                android:visibility="@{visibility ? View.VISIBLE : View.GONE}"
                 android:src="@drawable/ic_update"
                 app:layout_constraintBottom_toBottomOf="@+id/iv_product"
                 app:layout_constraintStart_toStartOf="@+id/iv_product"
@@ -63,7 +63,7 @@
                 android:layout_height="wrap_content"
                 android:layout_alignParentEnd="true"
                 android:padding="@dimen/space_small"
-                android:visibility="visible"
+                android:visibility="@{visibility ? View.VISIBLE : View.GONE}"
                 android:src="@drawable/ic_delete"
                 app:layout_constraintBottom_toBottomOf="@+id/iv_product"
                 app:layout_constraintEnd_toEndOf="@+id/iv_product"