public async Task <Result> VolumeDown()
{
var sb = new StringBuilder();
var powerStatus = await _yamahaService.PowerStatus();
if (powerStatus == PowerStatusEnum.On)
{
var newVolume = await _yamahaService.VolumeDown();
sb.AppendLine("Yamaha Volume Down.");
VolumeChangeNotify(newVolume);
sb.Append($"{newVolume} db");
}
else
{
sb.AppendLine("Yamaha is turned off.");
PushNotification("Yamaha is turned off. Operation canceled");
}
return(new Result()
{
ErrorCode = 0,
Message = sb.ToString(),
Ok = true
});
}
public async Task <int> VolumeDown()
{
return(await YamahaService.VolumeDown());
}
