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Code Issues Packages Projects Releases Wiki Activity

Add null-checking when scanning games.

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This commit is contained in:
Miku AuahDark
2023-09-28 13:03:38 +08:00
parent 74f3c935c8
commit fefb7dfc8d
1 changed files with 53 additions and 49 deletions
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app/src/normal/java/org/love2d/android/MainActivity.java
+53 -49
View File
@@ -29,6 +29,7 @@ import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import android.annotation.SuppressLint;
import android.content.Intent;
import android.net.Uri;
import android.os.Build;
@@ -133,70 +134,73 @@ public class MainActivity extends AppCompatActivity {
return builder.setMessage(message.toString()).create();
}
@SuppressLint("NotifyDataSetChanged")
private void scanGames(GameListAdapter adapter, ConstraintLayout noGameText, SwipeRefreshLayout swipeRefreshLayout) {
executor.execute(() -> {
File extDir = getExternalFilesDir("games");
if (!extDir.isDirectory()) {
if (!extDir.mkdir()) {
// Scan failure, abort
runOnUiThread(() -> {
if (swipeRefreshLayout != null) {
swipeRefreshLayout.setRefreshing(false);
}
});
if (extDir != null) {
if (!extDir.isDirectory()) {
if (!extDir.mkdir()) {
// Scan failure, abort
runOnUiThread(() -> {
if (swipeRefreshLayout != null) {
swipeRefreshLayout.setRefreshing(false);
}
});
Log.e(TAG, "Directory creation failure.");
return;
Log.e(TAG, "Directory creation failure.");
return;
}
}
}
ArrayList<GameListAdapter.Data> validGames = new ArrayList<>();
File[] files = extDir.listFiles();
ArrayList<GameListAdapter.Data> validGames = new ArrayList<>();
File[] files = extDir.listFiles();
if (files != null) {
for (File file: files) {
GameListAdapter.Data gameData = null;
if (files != null) {
for (File file : files) {
GameListAdapter.Data gameData = null;
if (file.isDirectory()) {
if (isValidGamedir(file)) {
gameData = new GameListAdapter.Data();
gameData.path = file;
gameData.directory = true;
if (file.isDirectory()) {
if (isValidGamedir(file)) {
gameData = new GameListAdapter.Data();
gameData.path = file;
gameData.directory = true;
}
} else {
if (isValidLovegame(file)) {
gameData = new GameListAdapter.Data();
gameData.path = file;
gameData.directory = false;
}
}
if (gameData != null) {
validGames.add(gameData);
}
}
}
boolean empty = validGames.isEmpty();
runOnUiThread(() -> {
if (empty) {
adapter.setData(null);
} else {
if (isValidLovegame(file)) {
gameData = new GameListAdapter.Data();
gameData.path = file;
gameData.directory = false;
}
GameListAdapter.Data[] gameDatas = new GameListAdapter.Data[validGames.size()];
validGames.toArray(gameDatas);
adapter.setData(gameDatas);
}
if (gameData != null) {
validGames.add(gameData);
adapter.notifyDataSetChanged();
if (swipeRefreshLayout != null) {
swipeRefreshLayout.setRefreshing(false);
}
}
noGameText.setVisibility(empty ? View.VISIBLE : View.INVISIBLE);
});
}
boolean empty = validGames.isEmpty();
runOnUiThread(() -> {
if (empty) {
adapter.setData(null);
} else {
GameListAdapter.Data[] gameDatas = new GameListAdapter.Data[validGames.size()];
validGames.toArray(gameDatas);
adapter.setData(gameDatas);
}
adapter.notifyDataSetChanged();
if (swipeRefreshLayout != null) {
swipeRefreshLayout.setRefreshing(false);
}
noGameText.setVisibility(empty ? View.VISIBLE : View.INVISIBLE);
});
});
}