Files
Android/app/src/main/java/protect/card_locker/LoyaltyCardViewActivity.java

374 lines
13 KiB
Java

package protect.card_locker;
import android.app.Activity;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Build;
import android.os.Bundle;
import android.support.design.widget.Snackbar;
import android.support.v7.app.ActionBar;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewTreeObserver;
import android.view.Window;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.integration.android.IntentIntegrator;
import com.google.zxing.integration.android.IntentResult;
public class LoyaltyCardViewActivity extends AppCompatActivity
{
private static final String TAG = "CardLocker";
private static final int SELECT_BARCODE_REQUEST = 1;
@Override
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.loyalty_card_view_activity);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
ActionBar actionBar = getSupportActionBar();
if(actionBar != null)
{
actionBar.setDisplayHomeAsUpEnabled(true);
}
}
@Override
public void onResume()
{
super.onResume();
final Bundle b = getIntent().getExtras();
final int loyaltyCardId = b != null ? b.getInt("id") : 0;
final boolean updateLoyaltyCard = b != null && b.getBoolean("update", false);
final boolean viewLoyaltyCard = b != null && b.getBoolean("view", false);
Log.i(TAG, "To view card: " + loyaltyCardId);
if(viewLoyaltyCard)
{
// The brightness value is on a scale from [0, ..., 1], where
// '1' is the brightest. We attempt to maximize the brightness
// to help barcode readers scan the barcode.
Window window = getWindow();
if(window != null)
{
WindowManager.LayoutParams attributes = window.getAttributes();
attributes.screenBrightness = 1F;
window.setAttributes(attributes);
}
}
final EditText storeField = (EditText) findViewById(R.id.storeName);
final EditText noteField = (EditText) findViewById(R.id.note);
final EditText cardIdField = (EditText) findViewById(R.id.cardId);
final EditText barcodeTypeField = (EditText) findViewById(R.id.barcodeType);
final ImageView barcodeImage = (ImageView) findViewById(R.id.barcode);
final View barcodeIdLayout = findViewById(R.id.barcodeIdLayout);
final View barcodeTypeLayout = findViewById(R.id.barcodeTypeLayout);
final View barcodeImageLayout = findViewById(R.id.barcodeLayout);
final View barcodeCaptureLayout = findViewById(R.id.barcodeCaptureLayout);
final Button captureButton = (Button) findViewById(R.id.captureButton);
final Button enterButton = (Button) findViewById(R.id.enterButton);
final Button saveButton = (Button) findViewById(R.id.saveButton);
final Button cancelButton = (Button) findViewById(R.id.cancelButton);
final DBHelper db = new DBHelper(this);
if(updateLoyaltyCard || viewLoyaltyCard)
{
final LoyaltyCard loyaltyCard = db.getLoyaltyCard(loyaltyCardId);
if(storeField.getText().length() == 0)
{
storeField.setText(loyaltyCard.store);
}
if(noteField.getText().length() == 0)
{
noteField.setText(loyaltyCard.note);
}
if(cardIdField.getText().length() == 0)
{
cardIdField.setText(loyaltyCard.cardId);
}
if(barcodeTypeField.getText().length() == 0)
{
barcodeTypeField.setText(loyaltyCard.barcodeType);
}
if(viewLoyaltyCard)
{
storeField.setEnabled(false);
noteField.setEnabled(false);
}
if(updateLoyaltyCard)
{
setTitle(R.string.editCardTitle);
}
else
{
barcodeCaptureLayout.setVisibility(View.GONE);
captureButton.setVisibility(View.GONE);
saveButton.setVisibility(View.GONE);
cancelButton.setVisibility(View.GONE);
setTitle(R.string.viewCardTitle);
}
}
else
{
setTitle(R.string.addCardTitle);
}
if(cardIdField.getText().length() == 0)
{
barcodeIdLayout.setVisibility(View.GONE);
}
barcodeTypeLayout.setVisibility(View.GONE);
if(cardIdField.getText().length() > 0 && barcodeTypeField.getText().length() > 0)
{
String formatString = barcodeTypeField.getText().toString();
final BarcodeFormat format = BarcodeFormat.valueOf(formatString);
final String cardIdString = cardIdField.getText().toString();
if(barcodeImage.getHeight() == 0)
{
Log.d(TAG, "ImageView size is not known known at start, waiting for load");
// The size of the ImageView is not yet available as it has not
// yet been drawn. Wait for it to be drawn so the size is available.
barcodeImage.getViewTreeObserver().addOnGlobalLayoutListener(
new ViewTreeObserver.OnGlobalLayoutListener()
{
@Override
public void onGlobalLayout()
{
if (Build.VERSION.SDK_INT < 16)
{
barcodeImage.getViewTreeObserver().removeGlobalOnLayoutListener(this);
}
else
{
barcodeImage.getViewTreeObserver().removeOnGlobalLayoutListener(this);
}
Log.d(TAG, "ImageView size now known");
new BarcodeImageWriterTask(barcodeImage, cardIdString, format).execute();
}
});
}
else
{
Log.d(TAG, "ImageView size known known, creating barcode");
new BarcodeImageWriterTask(barcodeImage, cardIdString, format).execute();
}
barcodeIdLayout.setVisibility(View.VISIBLE);
barcodeImageLayout.setVisibility(View.VISIBLE);
}
View.OnClickListener captureCallback = new View.OnClickListener()
{
@Override
public void onClick(View v)
{
IntentIntegrator integrator = new IntentIntegrator(LoyaltyCardViewActivity.this);
integrator.setDesiredBarcodeFormats(BarcodeSelectorActivity.SUPPORTED_BARCODE_TYPES);
String prompt = getResources().getString(R.string.scanCardBarcode);
integrator.setPrompt(prompt);
integrator.initiateScan();
}
};
captureButton.setOnClickListener(captureCallback);
enterButton.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View v)
{
Intent i = new Intent(getApplicationContext(), BarcodeSelectorActivity.class);
startActivityForResult(i, SELECT_BARCODE_REQUEST);
}
});
saveButton.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(final View v)
{
String store = storeField.getText().toString();
String note = noteField.getText().toString();
String cardId = cardIdField.getText().toString();
String barcodeType = barcodeTypeField.getText().toString();
if(store.isEmpty())
{
Snackbar.make(v, R.string.noStoreError, Snackbar.LENGTH_LONG).show();
return;
}
if(cardId.isEmpty() || barcodeType.isEmpty())
{
Snackbar.make(v, R.string.noCardIdError, Snackbar.LENGTH_LONG).show();
return;
}
if(updateLoyaltyCard)
{
db.updateLoyaltyCard(loyaltyCardId, store, note, cardId, barcodeType);
Log.i(TAG, "Updated " + loyaltyCardId + " to " + cardId);
}
else
{
db.insertLoyaltyCard(store, note, cardId, barcodeType);
}
finish();
}
});
cancelButton.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View v)
{
finish();
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu)
{
final Bundle b = getIntent().getExtras();
final boolean updateLoyaltyCard = b != null && b.getBoolean("update", false);
final boolean viewLoyaltyCard = b != null && b.getBoolean("view", false);
if(viewLoyaltyCard)
{
getMenuInflater().inflate(R.menu.card_edit_menu, menu);
}
else if(updateLoyaltyCard)
{
getMenuInflater().inflate(R.menu.card_delete_menu, menu);
}
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item)
{
int id = item.getItemId();
final Bundle b = getIntent().getExtras();
final int loyaltyCardId = b != null ? b.getInt("id") : 0;
switch(id)
{
case android.R.id.home:
finish();
break;
case R.id.action_delete:
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle(R.string.deleteTitle);
builder.setMessage(R.string.deleteConfirmation);
builder.setPositiveButton(R.string.confirm, new DialogInterface.OnClickListener()
{
@Override
public void onClick(DialogInterface dialog, int which)
{
Log.e(TAG, "Deleting card: " + loyaltyCardId);
DBHelper db = new DBHelper(LoyaltyCardViewActivity.this);
db.deleteLoyaltyCard(loyaltyCardId);
finish();
dialog.dismiss();
}
});
builder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener()
{
@Override
public void onClick(DialogInterface dialog, int which)
{
dialog.dismiss();
}
});
AlertDialog dialog = builder.create();
dialog.show();
return true;
case R.id.action_edit:
Intent intent = new Intent(getApplicationContext(), LoyaltyCardViewActivity.class);
Bundle bundle = new Bundle();
bundle.putInt("id", loyaltyCardId);
bundle.putBoolean("update", true);
intent.putExtras(bundle);
startActivity(intent);
finish();
return true;
}
return super.onOptionsItemSelected(item);
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent intent)
{
String contents = null;
String format = null;
IntentResult result =
IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
if (result != null)
{
Log.i(TAG, "Received barcode information from capture");
contents = result.getContents();
format = result.getFormatName();
}
if(requestCode == SELECT_BARCODE_REQUEST && resultCode == Activity.RESULT_OK)
{
Log.i(TAG, "Received barcode information from capture");
contents = intent.getStringExtra(BarcodeSelectorActivity.BARCODE_CONTENTS);
format = intent.getStringExtra(BarcodeSelectorActivity.BARCODE_FORMAT);
}
if(contents != null && contents.isEmpty() == false &&
format != null && format.isEmpty() == false)
{
Log.i(TAG, "Read barcode id: " + contents);
Log.i(TAG, "Read format: " + format);
final EditText cardIdField = (EditText) findViewById(R.id.cardId);
cardIdField.setText(contents);
final EditText barcodeTypeField = (EditText) findViewById(R.id.barcodeType);
barcodeTypeField.setText(format);
onResume();
}
}
}