package de.ph87.homeautomation.device;

import de.ph87.homeautomation.device.devices.*;
import de.ph87.homeautomation.property.PropertyService;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.List;
import java.util.stream.Collectors;

@Slf4j
@Service
@Transactional
@RequiredArgsConstructor
public class DeviceReadService {

  private final DeviceRepository deviceRepository;

  private final PropertyService propertyService;

  public List<DeviceDto> findAll() {
    return deviceRepository.findAll().stream().map(this::toDto).collect(Collectors.toList());
  }

  private DeviceDto toDto(final Device device) {
    if (device instanceof DeviceSwitch) {
      final DeviceSwitch deviceSwitch = (DeviceSwitch) device;
      return new DeviceSwitchDto(deviceSwitch, propertyService.readBoolean(deviceSwitch.getStatePropertyName()));
    } else if (device instanceof DeviceNumber) {
      final DeviceNumber deviceNumber = (DeviceNumber) device;
      return new DeviceNumberDto(deviceNumber, propertyService.readNumber(deviceNumber.getValuePropertyName()));
    }
    throw new RuntimeException("Not imeplemented: toDto(" + device + ")");
  }

}