// when batteries are freshly changed, API may return a value superior to batteryMax !
private int getBatteryPercent() {
if (batteryMax == 1) {
initializeBatteryLevels();
}
int correctedVp = Math.min(module.getBatteryVp(), batteryMax);
return (100 * (correctedVp - batteryMin) / (batteryMax - batteryMin));
}
@Override
protected State getNAThingProperty(String channelId) {
if (module != null) {
switch (channelId) {
case CHANNEL_BATTERY_LEVEL:
return ChannelTypeUtils.toDecimalType(getBatteryPercent());
case CHANNEL_LOW_BATTERY:
return module.getBatteryVp() < batteryLow ? OnOffType.ON : OnOffType.OFF;
case CHANNEL_LAST_MESSAGE:
return ChannelTypeUtils.toDateTimeType(module.getLastMessage());
case CHANNEL_RF_STATUS:
Integer rfStatus = module.getRfStatus();
return ChannelTypeUtils.toDecimalType(getSignalStrength(rfStatus));
}
}
return super.getNAThingProperty(channelId);
}