Add-to-list dialog and functionality on item details page

Listify/app/src/main/java/com/example/listify/ItemDetails.java

@@ -1,8 +1,12 @@
 package com.example.listify;
 
 import android.os.Bundle;
+
+import com.amazonaws.services.cognitoidentityprovider.model.TooManyFailedAttemptsException;
 import com.bumptech.glide.Glide;
+import com.example.listify.adapter.DisplayShoppingListsAdapter;
 import com.example.listify.model.Product;
+import com.example.listify.model.ShoppingList;
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
@@ -11,11 +15,14 @@ import android.widget.ImageButton;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
+import android.widget.Toast;
 
-public class ItemDetails extends AppCompatActivity {
+import java.util.ArrayList;
+
+public class ItemDetails extends AppCompatActivity implements ListPickerDialogFragment.OnListPickListener {
     private Product curProduct;
-    private LinearLayout lin1;
+    private LinearLayout linAddItem;
-    private LinearLayout lin2;
+    private LinearLayout linCreateList;
     private TextView tvCreateNew;
     private TextView tvAddItem;
     private TextView tvItemName;
@@ -25,6 +32,8 @@ public class ItemDetails extends AppCompatActivity {
     private TextView tvItemDesc;
     private ImageButton backToSearchbutton;
 
+    ArrayList<ShoppingList> shoppingLists = new ArrayList<>();
+
     private boolean isFABOpen = false;
 
     @Override
@@ -34,13 +43,13 @@ public class ItemDetails extends AppCompatActivity {
         Toolbar toolbar = findViewById(R.id.toolbar);
         setSupportActionBar(toolbar);
 
+        // Load Product object from search results activity
         curProduct = (Product) getIntent().getSerializableExtra("SelectedProduct");
 
+        // Set up floating action buttons
         FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
-//        fab1 = (FloatingActionButton) findViewById(R.id.fab1);
+        linAddItem = (LinearLayout) findViewById(R.id.lin_add_item);
-//        fab2 = (FloatingActionButton) findViewById(R.id.fab2);
+        linCreateList = (LinearLayout) findViewById(R.id.lin_create_list);
-        lin1 = (LinearLayout) findViewById(R.id.lin1);
-        lin2 = (LinearLayout) findViewById(R.id.lin2);
         fab.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
@@ -52,6 +61,30 @@ public class ItemDetails extends AppCompatActivity {
             }
         });
 
+        linAddItem.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                closeFABMenu();
+
+                // Hardcode shopping lists to demonstrate displaying lists
+                for (int i = 0; i < 10; i++) {
+                    shoppingLists.add(new ShoppingList(Integer.toString(i)));
+                }
+
+                ListPickerDialogFragment listPickerDialog = new ListPickerDialogFragment(shoppingLists);
+                listPickerDialog.show(getSupportFragmentManager(), "User Lists");
+            }
+        });
+
+        linCreateList.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Toast.makeText(ItemDetails.this, "create", Toast.LENGTH_SHORT).show();
+                closeFABMenu();
+            }
+        });
+
+        // Set data
         tvItemName = (TextView) findViewById(R.id.item_name);
         tvItemName.setText(curProduct.getItemName());
 
@@ -84,19 +117,23 @@ public class ItemDetails extends AppCompatActivity {
 
     private void showFABMenu(){
         isFABOpen=true;
-        lin1.animate().translationY(-getResources().getDimension(R.dimen.standard_55));
+        linAddItem.animate().translationY(-getResources().getDimension(R.dimen.standard_55));
-        lin2.animate().translationY(-getResources().getDimension(R.dimen.standard_105));
+        linCreateList.animate().translationY(-getResources().getDimension(R.dimen.standard_105));
         tvAddItem.setVisibility(View.VISIBLE);
         tvCreateNew.setVisibility(View.VISIBLE);
     }
 
     private void closeFABMenu(){
         isFABOpen=false;
-        lin1.animate().translationY(0);
+        linAddItem.animate().translationY(0);
-        lin2.animate().translationY(0);
+        linCreateList.animate().translationY(0);
         tvAddItem.setVisibility(View.INVISIBLE);
         tvCreateNew.setVisibility(View.INVISIBLE);
     }
 
 
+    @Override
+    public void sendListSelection(int selectedListIndex, int quantity) {
+        Toast.makeText(this, String.format("%d of Item added to %s", quantity, shoppingLists.get(selectedListIndex).getName()), Toast.LENGTH_SHORT).show();
+    }
 }

Listify/app/src/main/java/com/example/listify/ListPickerDialogFragment.java

@@ -0,0 +1,121 @@
+package com.example.listify;
+import android.app.Dialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.graphics.Color;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.ListView;
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AlertDialog;
+import androidx.fragment.app.DialogFragment;
+import com.example.listify.adapter.DisplayShoppingListsAdapter;
+import com.example.listify.model.ShoppingList;
+import java.util.ArrayList;
+
+
+public class ListPickerDialogFragment extends DialogFragment {
+
+    public interface OnListPickListener {
+        void sendListSelection(int selectedListIndex, int quantity);
+    }
+
+    public OnListPickListener onListPickListener;
+
+    ListView userListsView;
+    DisplayShoppingListsAdapter displayShoppingListsAdapter;
+    Button btnMinus;
+    Button btnPlus;
+    EditText etQuantity;
+    private ArrayList<ShoppingList> userLists;
+    private int selectedListIndex;
+
+    public ListPickerDialogFragment(ArrayList<ShoppingList> userLists) {
+        this.userLists = userLists;
+    }
+
+
+    @Override
+    public Dialog onCreateDialog(final Bundle savedInstanceState) {
+        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+        // Get the layout inflater
+        LayoutInflater inflater = requireActivity().getLayoutInflater();
+
+        // Inflate and set the layout for the dialog
+        // Pass null as the parent view because its going in the dialog layout
+        View root = inflater.inflate(R.layout.dialog_add_to_list, null);
+        builder.setView(root)
+                // Add action buttons
+                .setPositiveButton("OK", new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int id) {
+                        onListPickListener.sendListSelection(selectedListIndex, Integer.parseInt(etQuantity.getText().toString()));
+                    }
+                })
+                .setNegativeButton("cancel", new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        ListPickerDialogFragment.this.getDialog().cancel();
+                    }
+                });
+
+        // Display user's shopping lists
+        userListsView = (ListView) root.findViewById(R.id.user_lists);
+        displayShoppingListsAdapter = new DisplayShoppingListsAdapter(getActivity(), userLists);
+        userListsView.setAdapter(displayShoppingListsAdapter);
+
+        userListsView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+                for (int i = 0; i < parent.getChildCount(); i++) {
+                    parent.getChildAt(i).setBackgroundColor(Color.TRANSPARENT);
+                }
+
+                view.setBackgroundColor(Color.GREEN);
+                selectedListIndex = position;
+            }
+        });
+
+        // Set up quantity selection
+        etQuantity = (EditText) root.findViewById(R.id.et_quantity);
+
+        btnMinus = (Button) root.findViewById(R.id.btn_minus);
+        btnMinus.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                int curQauntity = Integer.parseInt(etQuantity.getText().toString());
+                if (curQauntity > 0) {
+                    curQauntity--;
+                    etQuantity.setText(String.format("%d", curQauntity));
+                }
+            }
+        });
+
+        btnPlus = (Button) root.findViewById(R.id.btn_plus);
+        btnPlus.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                int curQauntity = Integer.parseInt(etQuantity.getText().toString());
+                curQauntity++;
+                etQuantity.setText(String.format("%d", curQauntity));
+            }
+        });
+
+        return builder.create();
+    }
+
+    // Required to extend DialogFragment
+    @Override
+    public void onAttach(@NonNull Context context) {
+        super.onAttach(context);
+        try {
+            onListPickListener = (OnListPickListener) getActivity();
+        } catch (ClassCastException e) {
+            Log.e("ListPickerDialogFragment", "onAttach: ClassCastException: " + e.getMessage());
+        }
+    }
+}

Listify/app/src/main/java/com/example/listify/adapter/DisplayShoppingListsAdapter.java

@@ -0,0 +1,55 @@
+package com.example.listify.adapter;
+
+import android.app.Activity;
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.TextView;
+import com.example.listify.R;
+import com.example.listify.model.ShoppingList;
+import java.util.ArrayList;
+
+public class DisplayShoppingListsAdapter extends BaseAdapter {
+    private Activity activity;
+    private ArrayList<ShoppingList> lists;
+    private LayoutInflater inflater;
+
+    public DisplayShoppingListsAdapter(Activity activity, ArrayList<ShoppingList> lists){
+        this.activity = activity;
+        this.lists = lists;
+    }
+
+    @Override
+    public int getCount() {
+        return lists.size();
+    }
+
+    @Override
+    public Object getItem(int position) {
+        return lists.get(position);
+    }
+
+    @Override
+    public long getItemId(int position) {
+        return position;
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent) {
+        if (inflater == null) {
+            inflater = (LayoutInflater)activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+        }
+        if (convertView == null) {
+            convertView = inflater.inflate(R.layout.display_shopping_lists_item, null);
+        }
+
+        ShoppingList curList = lists.get(position);
+
+        TextView tvListName = (TextView) convertView.findViewById(R.id.shopping_list_name);
+        tvListName.setText(curList.getName());
+
+        return convertView;
+    }
+}

Listify/app/src/main/java/com/example/listify/model/ShoppingList.java

@@ -0,0 +1,74 @@
+package com.example.listify.model;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+public class ShoppingList extends ArrayList<Product> {
+    private ArrayList<Product> list;
+    private String name;
+
+    public ShoppingList(String name) {
+        list = new ArrayList<Product>();
+        this.name = name;
+    }
+
+    public Product get(int position) {
+        return this.list.get(position);
+    }
+
+    public String getName() {
+        return this.name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    @Override
+    public int size() {
+        return list.size();
+    }
+
+    @Override
+    public boolean isEmpty() {
+        return list.isEmpty();
+    }
+
+    @Override
+    public boolean contains(@Nullable Object o) {
+        return list.contains(o);
+    }
+
+    @Override
+    public int indexOf(@Nullable Object o) {
+        return list.indexOf(o);
+    }
+
+    @Override
+    public boolean add(Product product) {
+        return list.add(product);
+    }
+
+    @Override
+    public Product remove(int index) {
+        return list.remove(index);
+    }
+
+    @Override
+    public void clear() {
+        list.clear();
+    }
+
+    @Override
+    public boolean remove(@Nullable Object o) {
+        return list.remove(o);
+    }
+
+    @Override
+    public boolean addAll(@NonNull Collection<? extends Product> c) {
+        return list.addAll(c);
+    }
+}

Listify/app/src/main/res/layout/activity_item_details.xml

@@ -37,7 +37,7 @@
     <LinearLayout
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:id="@+id/lin2"
+        android:id="@+id/lin_add_item"
         android:layout_gravity="bottom|end"
         android:layout_marginBottom="22dp">
 
@@ -61,7 +61,7 @@
     <LinearLayout
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:id="@+id/lin1"
+        android:id="@+id/lin_create_list"
         android:layout_gravity="bottom|end"
         android:layout_marginBottom="22dp">
 

Listify/app/src/main/res/layout/dialog_add_to_list.xml

@@ -0,0 +1,41 @@
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content">
+
+    <ListView
+        android:id="@+id/user_lists"
+        android:layout_width="fill_parent"
+        android:layout_height="300dp"
+        android:divider="@color/list_divider"
+        android:dividerHeight="1dp"
+        android:choiceMode="multipleChoiceModal"/>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center">
+
+        <Button
+            android:id="@+id/btn_minus"
+            android:layout_width="60dp"
+            android:layout_height="50dp"
+            android:text="-"/>
+
+        <EditText
+            android:id="@+id/et_quantity"
+            android:layout_width="60dp"
+            android:layout_height="50dp"
+            android:text="1"
+            android:inputType="number"/>
+
+        <Button
+            android:id="@+id/btn_plus"
+            android:layout_width="60dp"
+            android:layout_height="50dp"
+            android:text="+"/>
+
+
+    </LinearLayout>
+
+</LinearLayout>

Listify/app/src/main/res/layout/display_shopping_lists_item.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+    <TextView
+        android:id="@+id/shopping_list_name"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="10dp"
+        android:layout_marginBottom="10dp"
+        android:layout_marginEnd="8dp"
+        android:textSize="20sp"
+        android:textStyle="bold"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</RelativeLayout>