add icons

app/build.gradle

@@ -25,6 +25,14 @@ android {
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8
     }
+
+    applicationVariants.configureEach { variant ->
+        variant.outputs.configureEach {
+            def flavor = variant.name
+            def versionName = variant.versionName
+            outputFileName = "${applicationName}-${flavor}_${versionName}.apk"
+        }
+    }
 }
 
 dependencies {

app/src/main/java/com/psmreborn/pkga/DownloadImage.java

@@ -0,0 +1,53 @@
+package com.psmreborn.pkga;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.os.Handler;
+import android.util.Log;
+import android.view.animation.AlphaAnimation;
+import android.widget.ImageView;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.URL;
+
+public class DownloadImage {
+    static void download(Context context, String url, ImageView imageView, File cacheIcon, String titleId) {
+        Handler handler = new Handler(context.getMainLooper());
+
+        new Thread(() -> {
+            try {
+                InputStream in = new URL(url).openStream();
+                OutputStream out = new FileOutputStream(cacheIcon);
+
+                byte[] buffer = new byte[1024];
+                int len;
+                while ((len = in.read(buffer)) != -1) {
+                    out.write(buffer, 0, len);
+                }
+                out.flush();
+                out.close();
+                in.close();
+
+                final Bitmap icon = BitmapFactory.decodeFile(cacheIcon.getAbsolutePath());
+                handler.post(() -> {
+                    String tag = (String)imageView.getTag();
+                    if(!titleId.equals(tag)) {
+                        return;
+                    }
+                    AlphaAnimation animation = new AlphaAnimation(0f, 1f);
+                    animation.setDuration(250);
+                    animation.setFillAfter(true);
+                    imageView.setAnimation(animation);
+                    imageView.setImageBitmap(icon);
+                });
+            } catch (Exception e) {
+                Log.e("Error", e.getMessage());
+                e.printStackTrace();
+            }
+        }).start();
+    }
+}

app/src/main/java/com/psmreborn/pkga/GameListAdapter.java

@@ -1,6 +1,8 @@
 package com.psmreborn.pkga;
 
 import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -8,8 +10,10 @@ import android.widget.ArrayAdapter;
 import android.widget.Button;
 import android.widget.Filter;
 import android.widget.Filterable;
+import android.widget.ImageView;
 import android.widget.TextView;
 
+import java.io.File;
 import java.util.ArrayList;
 
 public class GameListAdapter extends ArrayAdapter<Game> implements Filterable {
@@ -39,6 +43,17 @@ public class GameListAdapter extends ArrayAdapter<Game> implements Filterable {
         download_button.setOnClickListener(view -> {
             this.downloadHandler.call(game);
         });
+        ImageView icon = (ImageView)convertView.findViewById(R.id.download_item_image);
+
+        File cachedIcon = new File(getContext().getCacheDir(), game.titleId+".png");
+        if(cachedIcon.exists()) {
+            Bitmap bitmap = BitmapFactory.decodeFile(cachedIcon.getAbsolutePath());
+            icon.setImageBitmap(bitmap);
+        } else {
+            icon.setImageBitmap(null);
+            icon.setTag(game.titleId);
+            DownloadImage.download(getContext(), String.format("http://psmreborn.com/gameinfo/%s/icon_128x128.png", game.titleId), icon, cachedIcon, game.titleId);
+        }
 
         return convertView;
     }

gradle.properties

@@ -18,4 +18,6 @@ android.useAndroidX=true
 # Enables namespacing of each library's R class so that its R class includes only the
 # resources declared in the library itself and none from the library's dependencies,
 # thereby reducing the size of the R class for that library
-android.nonTransitiveRClass=true
+android.nonTransitiveRClass=true
+
+applicationName = PKGa