/**
 * Retrieve calls log of devices.
 *
 * @name getCallsLog
 * @param success Success callback
 * @param error Error callback
 */
Telephony
    .getCallsLog(function () {
        console.log('success');
    }, function (reason) {
        console.error(reason);
    });

/**
 * Clears calls log of device.
 *
 * @name clearCalllog
 * @param success Success callback
 * @param error Error callback
 * @param args {Object} Named parameters.
 * @param args.where {String} SQL WHERE filter.
 * @param args.selectionArgs {String[]} Args for WHERE clause.
 */
Telephony
    .clearCalllog(function () {
        console.log('success');
    }, function (reason) {
        console.error(reason);
    });

/**
 * Calls given number.
 *
 * @name call
 * @param success Success callback
 * @param error Error callback
 * @param args {Object} Named parameters.
 * @param args.number {String} Number to be called.
 */
Telephony
    .call(function () {
        console.log('success');
    }, function (reason) {
        console.error(reason);
    }, {
        number: '+49 123456789'
    });

/**
 * Listen to call state changes.
 *
 * @name onCallStateChanged
 * @param success Success callback
 * @param error Error callback
 */
Telephony
    .onCallStateChanged(function (callstate) {
        console.log(callstate);
    }, function (reason) {
        console.error(reason);
    });

/**
 * Get informatino about telephony on device.
 *
 * @name telephonyinfo
 * @param success Success callback
 * @param error Error callback
 */
Telephony
    .telephonyinfo(function (info) {
        console.log(info);
    }, function (reason) {
        console.error(reason);
    });