mirror of
https://github.com/CatimaLoyalty/Android.git
synced 2026-01-06 05:57:59 -05:00
296 lines
12 KiB
Java
296 lines
12 KiB
Java
package protect.card_locker;
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import android.Manifest;
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import android.app.Activity;
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import android.content.ActivityNotFoundException;
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import android.content.Intent;
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import android.content.pm.PackageManager;
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import android.graphics.Color;
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import android.net.Uri;
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import android.os.Bundle;
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import android.provider.Settings;
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import android.util.DisplayMetrics;
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import android.util.Log;
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import android.util.TypedValue;
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import android.view.KeyEvent;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.Toast;
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import androidx.activity.result.ActivityResultLauncher;
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import androidx.activity.result.contract.ActivityResultContracts;
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import androidx.annotation.NonNull;
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import androidx.appcompat.widget.Toolbar;
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import androidx.core.content.ContextCompat;
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import com.google.zxing.ResultPoint;
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import com.google.zxing.client.android.Intents;
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import com.journeyapps.barcodescanner.BarcodeCallback;
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import com.journeyapps.barcodescanner.BarcodeResult;
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import com.journeyapps.barcodescanner.CaptureManager;
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import com.journeyapps.barcodescanner.DecoratedBarcodeView;
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import java.util.List;
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import protect.card_locker.databinding.CustomBarcodeScannerBinding;
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import protect.card_locker.databinding.ScanActivityBinding;
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/**
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* Custom Scannner Activity extending from Activity to display a custom layout form scanner view.
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* <p>
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* Based on https://github.com/journeyapps/zxing-android-embedded/blob/0fdfbce9fb3285e985bad9971c5f7c0a7a334e7b/sample/src/main/java/example/zxing/CustomScannerActivity.java
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* originally licensed under Apache 2.0
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*/
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public class ScanActivity extends CatimaAppCompatActivity {
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private ScanActivityBinding binding;
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private CustomBarcodeScannerBinding customBarcodeScannerBinding;
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private static final String TAG = "Catima";
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private static final int MEDIUM_SCALE_FACTOR_DIP = 460;
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private static final int COMPAT_SCALE_FACTOR_DIP = 320;
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private static final int PERMISSION_SCAN_ADD_FROM_IMAGE = 100;
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private CaptureManager capture;
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private DecoratedBarcodeView barcodeScannerView;
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private String cardId;
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private String addGroup;
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private boolean torch = false;
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private ActivityResultLauncher<Intent> manualAddLauncher;
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// can't use the pre-made contract because that launches the file manager for image type instead of gallery
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private ActivityResultLauncher<Intent> photoPickerLauncher;
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private void extractIntentFields(Intent intent) {
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final Bundle b = intent.getExtras();
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cardId = b != null ? b.getString(LoyaltyCardEditActivity.BUNDLE_CARDID) : null;
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addGroup = b != null ? b.getString(LoyaltyCardEditActivity.BUNDLE_ADDGROUP) : null;
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Log.d(TAG, "Scan activity: id=" + cardId);
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}
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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binding = ScanActivityBinding.inflate(getLayoutInflater());
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customBarcodeScannerBinding = CustomBarcodeScannerBinding.bind(binding.zxingBarcodeScanner);
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setTitle(R.string.scanCardBarcode);
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setContentView(binding.getRoot());
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Toolbar toolbar = binding.toolbar;
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setSupportActionBar(toolbar);
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enableToolbarBackButton();
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extractIntentFields(getIntent());
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manualAddLauncher = registerForActivityResult(new ActivityResultContracts.StartActivityForResult(), result -> handleActivityResult(Utils.SELECT_BARCODE_REQUEST, result.getResultCode(), result.getData()));
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photoPickerLauncher = registerForActivityResult(new ActivityResultContracts.StartActivityForResult(), result -> handleActivityResult(Utils.BARCODE_IMPORT_FROM_IMAGE_FILE, result.getResultCode(), result.getData()));
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customBarcodeScannerBinding.addFromImage.setOnClickListener(this::addFromImage);
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customBarcodeScannerBinding.addManually.setOnClickListener(this::addManually);
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barcodeScannerView = binding.zxingBarcodeScanner;
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// Even though we do the actual decoding with the barcodeScannerView
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// CaptureManager needs to be running to show the camera and scanning bar
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capture = new CatimaCaptureManager(this, barcodeScannerView);
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Intent captureIntent = new Intent();
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Bundle captureIntentBundle = new Bundle();
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captureIntentBundle.putBoolean(Intents.Scan.BEEP_ENABLED, false);
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captureIntent.putExtras(captureIntentBundle);
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capture.initializeFromIntent(captureIntent, savedInstanceState);
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barcodeScannerView.decodeSingle(new BarcodeCallback() {
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@Override
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public void barcodeResult(BarcodeResult result) {
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Intent scanResult = new Intent();
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Bundle scanResultBundle = new Bundle();
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scanResultBundle.putString(BarcodeSelectorActivity.BARCODE_CONTENTS, result.getText());
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scanResultBundle.putString(BarcodeSelectorActivity.BARCODE_FORMAT, result.getBarcodeFormat().name());
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if (addGroup != null) {
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scanResultBundle.putString(LoyaltyCardEditActivity.BUNDLE_ADDGROUP, addGroup);
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}
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scanResult.putExtras(scanResultBundle);
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ScanActivity.this.setResult(RESULT_OK, scanResult);
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finish();
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}
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@Override
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public void possibleResultPoints(List<ResultPoint> resultPoints) {
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}
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});
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}
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@Override
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protected void onResume() {
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super.onResume();
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capture.onResume();
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if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) {
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showCameraPermissionMissingText(false);
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}
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scaleScreen();
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}
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@Override
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protected void onPause() {
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super.onPause();
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capture.onPause();
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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capture.onDestroy();
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}
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@Override
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protected void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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capture.onSaveInstanceState(outState);
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}
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@Override
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public boolean onKeyDown(int keyCode, KeyEvent event) {
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return barcodeScannerView.onKeyDown(keyCode, event) || super.onKeyDown(keyCode, event);
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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if (getPackageManager().hasSystemFeature(PackageManager.FEATURE_CAMERA_FLASH)) {
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getMenuInflater().inflate(R.menu.scan_menu, menu);
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}
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barcodeScannerView.setTorchOff();
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return super.onCreateOptionsMenu(menu);
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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if (item.getItemId() == android.R.id.home) {
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setResult(Activity.RESULT_CANCELED);
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finish();
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return true;
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} else if (item.getItemId() == R.id.action_toggle_flashlight) {
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if (torch) {
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torch = false;
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barcodeScannerView.setTorchOff();
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item.setTitle(R.string.turn_flashlight_on);
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item.setIcon(R.drawable.ic_flashlight_off_white_24dp);
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} else {
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torch = true;
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barcodeScannerView.setTorchOn();
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item.setTitle(R.string.turn_flashlight_off);
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item.setIcon(R.drawable.ic_flashlight_on_white_24dp);
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}
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}
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return super.onOptionsItemSelected(item);
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}
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private void handleActivityResult(int requestCode, int resultCode, Intent intent) {
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super.onActivityResult(requestCode, resultCode, intent);
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BarcodeValues barcodeValues = Utils.parseSetBarcodeActivityResult(requestCode, resultCode, intent, this);
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if (barcodeValues.isEmpty()) {
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return;
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}
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Intent manualResult = new Intent();
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Bundle manualResultBundle = new Bundle();
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manualResultBundle.putString(BarcodeSelectorActivity.BARCODE_CONTENTS, barcodeValues.content());
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manualResultBundle.putString(BarcodeSelectorActivity.BARCODE_FORMAT, barcodeValues.format());
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if (addGroup != null) {
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manualResultBundle.putString(LoyaltyCardEditActivity.BUNDLE_ADDGROUP, addGroup);
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}
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manualResult.putExtras(manualResultBundle);
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ScanActivity.this.setResult(RESULT_OK, manualResult);
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finish();
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}
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public void addManually(View view) {
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Intent i = new Intent(getApplicationContext(), BarcodeSelectorActivity.class);
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if (cardId != null) {
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final Bundle b = new Bundle();
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b.putString("initialCardId", cardId);
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i.putExtras(b);
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}
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manualAddLauncher.launch(i);
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}
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public void addFromImage(View view) {
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PermissionUtils.requestStorageReadPermission(this, PERMISSION_SCAN_ADD_FROM_IMAGE);
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}
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private void addFromImageAfterPermission() {
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Intent photoPickerIntent = new Intent(Intent.ACTION_PICK);
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photoPickerIntent.setType("image/*");
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Intent contentIntent = new Intent(Intent.ACTION_GET_CONTENT);
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contentIntent.setType("image/*");
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Intent chooserIntent = Intent.createChooser(photoPickerIntent, getString(R.string.addFromImage));
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chooserIntent.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[] { contentIntent });
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try {
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photoPickerLauncher.launch(chooserIntent);
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} catch (ActivityNotFoundException e) {
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Toast.makeText(getApplicationContext(), R.string.failedLaunchingPhotoPicker, Toast.LENGTH_LONG).show();
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Log.e(TAG, "No activity found to handle intent", e);
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}
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}
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private void showCameraPermissionMissingText(boolean show) {
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customBarcodeScannerBinding.cameraPermissionDeniedLayout.cameraPermissionDeniedClickableArea.setOnClickListener(show ? v -> {
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navigateToSystemPermissionSetting();
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} : null);
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customBarcodeScannerBinding.cardInputContainer.setBackgroundColor(show ? obtainThemeAttribute(com.google.android.material.R.attr.colorSurface) : Color.TRANSPARENT);
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customBarcodeScannerBinding.cameraPermissionDeniedLayout.getRoot().setVisibility(show ? View.VISIBLE : View.GONE);
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}
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private void scaleScreen() {
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DisplayMetrics displayMetrics = new DisplayMetrics();
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getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
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int screenHeight = displayMetrics.heightPixels;
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float mediumSizePx = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,MEDIUM_SCALE_FACTOR_DIP,getResources().getDisplayMetrics());
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boolean shouldScaleSmaller = screenHeight < mediumSizePx;
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customBarcodeScannerBinding.cameraPermissionDeniedLayout.cameraPermissionDeniedIcon.setVisibility(shouldScaleSmaller ? View.GONE : View.VISIBLE);
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customBarcodeScannerBinding.cameraPermissionDeniedLayout.cameraPermissionDeniedTitle.setVisibility(shouldScaleSmaller ? View.GONE : View.VISIBLE);
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}
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private int obtainThemeAttribute(int attribute) {
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TypedValue typedValue = new TypedValue();
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getTheme().resolveAttribute(attribute, typedValue, true);
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return typedValue.data;
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}
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private void navigateToSystemPermissionSetting() {
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Intent permissionIntent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS, Uri.fromParts("package", getPackageName(), null));
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permissionIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
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startActivity(permissionIntent);
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}
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@Override
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public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
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super.onRequestPermissionsResult(requestCode, permissions, grantResults);
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onMockedRequestPermissionsResult(requestCode, permissions, grantResults);
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}
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public void onMockedRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
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boolean granted = grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED;
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if (requestCode == CaptureManager.getCameraPermissionReqCode()) {
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showCameraPermissionMissingText(!granted);
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} else if (requestCode == PERMISSION_SCAN_ADD_FROM_IMAGE) {
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if (granted) {
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addFromImageAfterPermission();
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} else {
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Toast.makeText(this, R.string.storageReadPermissionRequired, Toast.LENGTH_LONG).show();
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}
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}
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}
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}
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