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Merge pull request #75 from ClaytonWWilson/search-filter

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Search filter
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Clayton Wilson 2020-10-26 00:11:39 -04:00 committed by GitHub
commit 367ff12f58
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4 changed files with 125 additions and 12 deletions
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2
Listify/app/build.gradle
View File

@ -51,5 +51,5 @@ dependencies {
implementation 'com.github.bumptech.glide:glide:4.11.0'
annotationProcessor 'com.github.bumptech.glide:compiler:4.11.0'
implementation 'com.squareup.okhttp3:okhttp:4.8.1'
implementation 'com.crystal:crystalrangeseekbar:1.1.3'
}

47
Listify/app/src/main/java/com/example/listify/SearchResults.java
View File

@ -31,12 +31,16 @@ public class SearchResults extends AppCompatActivity implements SortDialogFragme
private int storeSelection;
private int sortMode;
private boolean descending;
private double minPrice = 0;
private double maxPrice = -1;
@Override
public void sendSort(int storeSelection, int sortMode, boolean descending) {
public void sendSort(int storeSelection, int sortMode, boolean descending, double minPrice, double maxPrice) {
this.storeSelection = storeSelection;
this.sortMode = sortMode;
this.descending = descending;
this.minPrice = minPrice;
this.maxPrice = maxPrice;
sortResults();
}
@ -83,7 +87,6 @@ public class SearchResults extends AppCompatActivity implements SortDialogFragme
listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
// Toast.makeText(SearchResults.this, resultsProductListSorted.get(position).getItemName(), Toast.LENGTH_SHORT).show();
Intent itemDetailsPage = new Intent(SearchResults.this, ItemDetails.class);
// Send the selected product
@ -106,6 +109,8 @@ public class SearchResults extends AppCompatActivity implements SortDialogFragme
}
});
// TODO: Change this to a menu in which sort and filter are two different options
// TODO: Sort should be disabled until a search is made
// Create a dialog for filtering and sorting search results
ImageButton sortButton = (ImageButton) findViewById(R.id.results_sort_button);
sortButton.setOnClickListener(new View.OnClickListener() {
@ -118,7 +123,31 @@ public class SearchResults extends AppCompatActivity implements SortDialogFragme
return o1.compareTo(o2);
}
});
SortDialogFragment sortDialog = new SortDialogFragment(storeSelection, stores, sortMode, descending);
// Determine the max price for the price slider
double maxProductPrice;
if (resultsProductList.isEmpty()) {
// default to $100
maxProductPrice = 100.00;
minPrice = 0;
maxPrice = 100;
} else {
maxProductPrice = resultsProductList.get(0).getPrice().doubleValue();
for (int i = 1; i < resultsProductList.size(); i++) {
if (resultsProductList.get(i).getPrice().doubleValue() > maxProductPrice) {
maxProductPrice = resultsProductList.get(i).getPrice().doubleValue();
}
}
if (maxPrice == -1) {
maxPrice = maxProductPrice;
}
}
// Round up to nearest whole number for display on price seekbar
maxProductPrice = Math.ceil(maxProductPrice);
SortDialogFragment sortDialog = new SortDialogFragment(storeSelection, stores, sortMode, descending, maxProductPrice, minPrice, maxPrice);
sortDialog.show(getSupportFragmentManager(), "Sort");
}
});
@ -238,6 +267,7 @@ public class SearchResults extends AppCompatActivity implements SortDialogFragme
break;
}
// Flip the list if descending is selected
if (this.sortMode != 0 & this.descending) {
for (int i = 0; i < resultsProductListSorted.size() / 2; i++) {
Product temp = resultsProductListSorted.get(i);
@ -258,6 +288,17 @@ public class SearchResults extends AppCompatActivity implements SortDialogFragme
resultsProductListSorted.addAll(temp);
}
// Filter out products that don't fit price restraints
ArrayList<Product> temp = new ArrayList<>();
resultsProductListSorted.forEach(product -> {
if (product.getPrice().doubleValue() >= this.minPrice &&
(this.maxPrice == -1 || product.getPrice().doubleValue() <= this.maxPrice)) {
temp.add(product);
}
});
resultsProductListSorted.clear();
resultsProductListSorted.addAll(temp);
searchResultsListAdapter.notifyDataSetChanged();
}
}

45
Listify/app/src/main/java/com/example/listify/SortDialogFragment.java
View File

@ -10,30 +10,44 @@ import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ImageButton;
import android.widget.Spinner;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AlertDialog;
import androidx.fragment.app.DialogFragment;
import com.crystal.crystalrangeseekbar.interfaces.OnRangeSeekbarChangeListener;
import com.crystal.crystalrangeseekbar.widgets.CrystalRangeSeekbar;
import java.util.ArrayList;
public class SortDialogFragment extends DialogFragment {
public interface OnSortingListener {
void sendSort(int storeSelection, int sortMode, boolean descending);
void sendSort(int storeSelection, int sortMode, boolean descending, double minPrice, double maxPrice);
}
public OnSortingListener onSortingListener;
CrystalRangeSeekbar priceSeekbar;
private int storeSelection;
private int sortMode;
private boolean descending;
private ArrayList<String> stores;
private double maxProductPrice; // The highest price on the slider
private double minPrice; // The selected min price
private double maxPrice; // The selected max price
public SortDialogFragment(int storeSelection, ArrayList<String> stores, int sortMode, boolean descending) {
public SortDialogFragment(int storeSelection, ArrayList<String> stores, int sortMode, boolean descending, double maxProductPrice, double minPrice, double maxPrice) {
this.storeSelection = storeSelection;
this.stores = stores;
this.sortMode = sortMode;
this.descending = descending;
this.maxProductPrice = maxProductPrice;
this.minPrice = minPrice;
this.maxPrice = maxPrice;
}
@ -51,7 +65,7 @@ public class SortDialogFragment extends DialogFragment {
.setPositiveButton("OK", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
onSortingListener.sendSort(storeSelection, sortMode, descending);
onSortingListener.sendSort(storeSelection, sortMode, descending, priceSeekbar.getSelectedMinValue().doubleValue(), priceSeekbar.getSelectedMaxValue().doubleValue());
}
})
.setNegativeButton("cancel", new DialogInterface.OnClickListener() {
@ -91,7 +105,7 @@ public class SortDialogFragment extends DialogFragment {
sortDirectionButton.setImageResource(R.drawable.ic_baseline_arrow_upward_50);
}
// Change array pointing direction whenever the user clicks the button
// Change arrow pointing direction whenever the user clicks the button
sortDirectionButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
@ -125,9 +139,7 @@ public class SortDialogFragment extends DialogFragment {
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
public void onNothingSelected(AdapterView<?> parent) {}
});
// Disable the direction button if they have the default sorting mode selected
@ -136,6 +148,25 @@ public class SortDialogFragment extends DialogFragment {
sortDirectionButton.setEnabled(false);
}
// Set up the seekbar for price
priceSeekbar = (CrystalRangeSeekbar) root.findViewById(R.id.price_range_seekbar);
final TextView tvMin = (TextView) root.findViewById(R.id.tv_min_price);
final TextView tvMax = (TextView) root.findViewById(R.id.tv_max_price);
priceSeekbar.setMaxValue((float) this.maxProductPrice);
priceSeekbar.setMinStartValue((float) this.minPrice);
priceSeekbar.setMaxStartValue((float) this.maxPrice);
priceSeekbar.apply();
// Update price display
priceSeekbar.setOnRangeSeekbarChangeListener(new OnRangeSeekbarChangeListener() {
@Override
public void valueChanged(Number minValue, Number maxValue) {
tvMin.setText(String.format("$%.2f", minValue.doubleValue()));
tvMax.setText(String.format("$%.2f", maxValue.doubleValue()));
}
});
return builder.create();
}

43
Listify/app/src/main/res/layout/dialog_sort.xml
View File

@ -31,7 +31,7 @@
<LinearLayout
android:layout_width="match_parent"
android:layout_height="100dp"
android:layout_height="wrap_content"
android:paddingStart="15dp">
<Spinner
@ -50,4 +50,45 @@
android:src="@drawable/ic_baseline_arrow_upward_50"/>
</LinearLayout>
<TextView
android:id="@+id/tv_price_label"
android:layout_width="wrap_content"
android:layout_height="0dp"
android:layout_weight="1"
android:layout_marginTop="20dp"
android:layout_marginStart="15dp"
android:text="Price" />
<com.crystal.crystalrangeseekbar.widgets.CrystalRangeSeekbar
android:id="@+id/price_range_seekbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginHorizontal="10dp"/>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView
android:id="@+id/tv_min_price"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1"
android:layout_marginTop="20dp"
android:layout_marginStart="15dp"
android:text="$00.00" />
<TextView
android:id="@+id/tv_max_price"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1"
android:layout_marginTop="20dp"
android:layout_marginEnd="15dp"
android:gravity="end"
android:text="$00.00" />
</LinearLayout>
</LinearLayout>