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package de.danoeh.antennapod.activity;
import android.Manifest;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.PackageManager;
import android.os.Build;
import android.os.Bundle;
import androidx.core.app.ActivityCompat;
import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.app.AppCompatActivity;
import android.text.TextUtils;
import android.util.Log;
import android.widget.Button;
import java.io.File;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.core.preferences.UserPreferences;
import de.danoeh.antennapod.core.util.StorageUtils;
import de.danoeh.antennapod.dialog.ChooseDataFolderDialog;
/** Is show if there is now external storage available. */
public class StorageErrorActivity extends AppCompatActivity {
private static final String TAG = "StorageErrorActivity";
private static final String[] EXTERNAL_STORAGE_PERMISSIONS = {
Manifest.permission.READ_EXTERNAL_STORAGE,
Manifest.permission.WRITE_EXTERNAL_STORAGE };
private static final int PERMISSION_REQUEST_EXTERNAL_STORAGE = 42;
@Override
protected void onCreate(Bundle savedInstanceState) {
setTheme(UserPreferences.getTheme());
super.onCreate(savedInstanceState);
setContentView(R.layout.storage_error);
Button btnChooseDataFolder = findViewById(R.id.btnChooseDataFolder);
btnChooseDataFolder.setOnClickListener(v -> {
if (Build.VERSION_CODES.KITKAT <= Build.VERSION.SDK_INT &&
Build.VERSION.SDK_INT <= Build.VERSION_CODES.LOLLIPOP_MR1) {
showChooseDataFolderDialog();
} else {
openDirectoryChooser();
}
});
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
int readPermission = ActivityCompat.checkSelfPermission(this,
Manifest.permission.READ_EXTERNAL_STORAGE);
int writePermission = ActivityCompat.checkSelfPermission(this,
Manifest.permission.WRITE_EXTERNAL_STORAGE);
if (readPermission != PackageManager.PERMISSION_GRANTED ||
writePermission != PackageManager.PERMISSION_GRANTED) {
requestPermission();
}
}
}
private void requestPermission() {
ActivityCompat.requestPermissions(this, EXTERNAL_STORAGE_PERMISSIONS,
PERMISSION_REQUEST_EXTERNAL_STORAGE);
}
private void openDirectoryChooser() {
Intent intent = new Intent(this, DirectoryChooserActivity.class);
startActivityForResult(intent, DirectoryChooserActivity.RESULT_CODE_DIR_SELECTED);
}
@Override
public void onRequestPermissionsResult(int requestCode,
String[] permissions,
int[] grantResults) {
if (requestCode != PERMISSION_REQUEST_EXTERNAL_STORAGE || grantResults.length != 2) {
return;
}
if (grantResults[0] != PackageManager.PERMISSION_GRANTED ||
grantResults[1] != PackageManager.PERMISSION_GRANTED) {
new AlertDialog.Builder(this)
.setMessage(R.string.choose_data_directory_permission_rationale)
.setPositiveButton(android.R.string.ok, (dialog, which) -> requestPermission())
.setNegativeButton(android.R.string.cancel, (dialog, which) -> finish())
.show();
}
}
@Override
protected void onResume() {
super.onResume();
if (StorageUtils.storageAvailable()) {
leaveErrorState();
} else {
registerReceiver(mediaUpdate, new IntentFilter(Intent.ACTION_MEDIA_MOUNTED));
}
}
@Override
protected void onPause() {
super.onPause();
try {
unregisterReceiver(mediaUpdate);
} catch (IllegalArgumentException e) {
Log.e(TAG, Log.getStackTraceString(e));
}
}
// see PreferenceController.showChooseDataFolderDialog()
private void showChooseDataFolderDialog() {
ChooseDataFolderDialog.showDialog(
this, new ChooseDataFolderDialog.RunnableWithString() {
@Override
public void run(final String folder) {
UserPreferences.setDataFolder(folder);
leaveErrorState();
}
});
}
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (resultCode == Activity.RESULT_OK
&& requestCode == DirectoryChooserActivity.RESULT_CODE_DIR_SELECTED) {
String dir = data.getStringExtra(DirectoryChooserActivity.RESULT_SELECTED_DIR);
File path;
if (dir != null) {
path = new File(dir);
} else {
path = getExternalFilesDir(null);
}
if (path == null) {
return;
}
String message = null;
if (!path.exists()) {
message = String.format(getString(R.string.folder_does_not_exist_error), dir);
} else if (!path.canRead()) {
message = String.format(getString(R.string.folder_not_readable_error), dir);
} else if (!path.canWrite()) {
message = String.format(getString(R.string.folder_not_writable_error), dir);
}
if (message == null) {
Log.d(TAG, "Setting data folder: " + dir);
UserPreferences.setDataFolder(dir);
leaveErrorState();
} else {
AlertDialog.Builder ab = new AlertDialog.Builder(this);
ab.setMessage(message);
ab.setPositiveButton(android.R.string.ok, null);
ab.show();
}
}
}
private void leaveErrorState() {
finish();
startActivity(new Intent(this, MainActivity.class));
}
private final BroadcastReceiver mediaUpdate = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (TextUtils.equals(intent.getAction(), Intent.ACTION_MEDIA_MOUNTED)) {
if (intent.getBooleanExtra("read-only", true)) {
Log.d(TAG, "Media was mounted; Finishing activity");
leaveErrorState();
} else {
Log.d(TAG, "Media seemed to have been mounted read only");
}
}
}
};
}
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