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package com.android.car.messenger.bluetooth;
import android.app.PendingIntent;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothMapClient;
import android.net.Uri;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import java.util.Collections;
import java.util.Set;
/**
* Provides helper methods for performing bluetooth actions.
*/
public class BluetoothHelper {
/**
* Returns a (potentially empty) immutable set of bonded (paired) devices.
*/
public static Set<BluetoothDevice> getBondedDevices() {
BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
if (adapter != null) {
Set<BluetoothDevice> devices = adapter.getBondedDevices();
if (devices != null) {
return devices;
}
}
return Collections.emptySet();
}
/**
* Helper method to send an SMS message through bluetooth.
*
* @param client the MAP Client used to send the message
* @param deviceAddress the device used to send the SMS
* @param contacts contacts to send the message to
* @param message message to send
* @param sentIntent callback issued once the message was sent
* @param deliveredIntent callback issued once the message was delivered
* @return true if the message was enqueued, false on error
* @throws IllegalArgumentException if deviceAddress is invalid
*/
public static boolean sendMessage(@NonNull BluetoothMapClient client,
String deviceAddress,
Uri[] contacts,
String message,
@Nullable PendingIntent sentIntent,
@Nullable PendingIntent deliveredIntent)
throws IllegalArgumentException {
BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
if (adapter == null) {
return false;
}
BluetoothDevice device = adapter.getRemoteDevice(deviceAddress);
return client.sendMessage(device, contacts, message, sentIntent, deliveredIntent);
}
}
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