package com.healthcare.ohctech.service.impl;

import com.healthcare.ohctech.dto.PlantDto;
import com.healthcare.ohctech.entity.Plant;
import com.healthcare.ohctech.repository.PlantRepo;
import com.healthcare.ohctech.service.PlantService;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;

import java.util.Optional;

@Service
public class PlantServiceImpl implements PlantService {
    private final PlantRepo plantRepo;

    public PlantServiceImpl(PlantRepo plantRepo) {
        this.plantRepo = plantRepo;
    }

    public Plant getPlantById(Long plantId) {
        Optional<Plant> plant = plantRepo.findById(plantId);
        return plant.orElse(null);
    }

    public Page<Plant> getAllPlants(Pageable pageable) {
        return plantRepo.findAll(pageable);
    }

    public void addPlant(PlantDto plantDto) {
        Plant plant = new Plant();
        plant.setPlantName(plantDto.plantName());

        plantRepo.save(plant);
    }

    public Plant updatePlant(PlantDto plantDto) {
        Optional<Plant> optionalPlant = plantRepo.findById(plantDto.id());
        if (optionalPlant.isPresent()) {
            Plant plant = optionalPlant.get();
            plant.setPlantName(plantDto.plantName());

            return plantRepo.save(plant);
        } else {
            throw new RuntimeException("Plant not found with ID: " + plantDto.id());
        }
    }

    public void deletePlant(Long plantId) {
        Optional<Plant> optionalPlant = plantRepo.findById(plantId);
        if (optionalPlant.isPresent()) {
            plantRepo.delete(optionalPlant.get());
        } else {
            throw new RuntimeException("Plant not found with ID: " + plantId);
        }
    }
}