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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.cts.verifier.presence;
import android.app.AlertDialog;
import android.bluetooth.BluetoothAdapter;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.text.Editable;
import android.util.Log;
import android.widget.EditText;
import com.android.compatibility.common.util.ResultType;
import com.android.compatibility.common.util.ResultUnit;
import com.android.cts.verifier.PassFailButtons;
import com.android.cts.verifier.R;
/** Tests the precision of the device's RSSI measurement wtfdelet */
public class BleRssiPrecisionActivity extends PassFailButtons.Activity {
private static final String TAG = BleRssiPrecisionActivity.class.getName();
// Report log schema
private static final String KEY_RSSI_RANGE_DBM = "rssi_range_dbm";
private static final String KEY_REFERENCE_DEVICE = "reference_device";
// Thresholds
private static final int MAX_RSSI_RANGE_DBM = 18;
private EditText reportRssiRangeEditText;
private EditText reportReferenceDeviceEditText;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.ble_rssi_precision);
setPassFailButtonClickListeners();
getPassButton().setEnabled(false);
reportRssiRangeEditText = findViewById(R.id.report_rssi_range);
reportReferenceDeviceEditText = findViewById(R.id.report_reference_device);
DeviceFeatureChecker.checkFeatureSupported(this, getPassButton(),
PackageManager.FEATURE_BLUETOOTH_LE);
BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
if (!adapter.isEnabled()) {
new AlertDialog.Builder(this)
.setTitle(R.string.ble_bluetooth_disable_title)
.setMessage(R.string.ble_bluetooth_disable_message)
.setOnCancelListener(dialog -> finish())
.create().show();
}
reportRssiRangeEditText.addTextChangedListener(
InputTextHandler.getOnTextChangedHandler((Editable s) -> checkTestInputs()));
reportReferenceDeviceEditText.addTextChangedListener(
InputTextHandler.getOnTextChangedHandler((Editable s) -> checkTestInputs()));
}
private void checkTestInputs() {
getPassButton().setEnabled(checkDistanceRangeInput() && checkReferenceDeviceInput());
}
private boolean checkDistanceRangeInput() {
String rssiRangeInput = reportRssiRangeEditText.getText().toString();
if (!rssiRangeInput.isEmpty()) {
int rssiRange = Integer.parseInt(rssiRangeInput);
// RSSI range must be inputted and within acceptable range before test can be passed
return rssiRange <= MAX_RSSI_RANGE_DBM;
}
return false;
}
private boolean checkReferenceDeviceInput() {
// Reference device must be inputted before test can be passed
return !reportReferenceDeviceEditText.getText().toString().isEmpty();
}
@Override
public void recordTestResults() {
String rssiRange = reportRssiRangeEditText.getText().toString();
String referenceDevice = reportReferenceDeviceEditText.getText().toString();
if (!rssiRange.isEmpty()) {
Log.i(TAG, "BLE RSSI Range (dBm): " + rssiRange);
getReportLog().addValue(KEY_RSSI_RANGE_DBM, Integer.parseInt(rssiRange),
ResultType.NEUTRAL, ResultUnit.NONE);
}
if (!referenceDevice.isEmpty()) {
Log.i(TAG, "BLE Reference Device: " + referenceDevice);
getReportLog().addValue(KEY_REFERENCE_DEVICE, referenceDevice,
ResultType.NEUTRAL, ResultUnit.NONE);
}
getReportLog().submit();
}
}
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