package com.healthcare.ohctech.service.impl;

import com.healthcare.ohctech.dto.HealthAdviceDto;
import com.healthcare.ohctech.entity.HealthAdvice;
import com.healthcare.ohctech.repository.HealthAdviceRepo;
import com.healthcare.ohctech.service.HealthAdviceService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;

import java.util.Optional;

@Service
public class HealthAdviceServiceImpl implements HealthAdviceService {

    @Autowired
    private final HealthAdviceRepo healthAdviceRepo;

    public HealthAdviceServiceImpl(HealthAdviceRepo healthAdviceRepo) {
        this.healthAdviceRepo = healthAdviceRepo;
    }

    @Override
    public HealthAdvice getHealthAdviceById(Long id) {
        Optional<HealthAdvice> healthAdvice = healthAdviceRepo.findById(id);
        return healthAdvice.orElse(null);
    }

    @Override
    public Page<HealthAdvice> getAllHealthAdvices(Pageable pageable) {
        return healthAdviceRepo.findAll(pageable);
    }

    @Override
    public void addHealthAdvice(HealthAdviceDto healthAdviceDto) {
        HealthAdvice healthAdvice = new HealthAdvice();
        healthAdvice.setHealthAdviceName(healthAdviceDto.healthAdviceName());
        healthAdvice.setHealthAdviceCat(healthAdviceDto.healthAdviceCat());

        healthAdviceRepo.save(healthAdvice);
    }

    @Override
    public HealthAdvice updateHealthAdvice(HealthAdviceDto healthAdviceDto) {
        Optional<HealthAdvice> optionalHealthAdvice = healthAdviceRepo.findById(healthAdviceDto.id());
        if (optionalHealthAdvice.isPresent()) {
            HealthAdvice healthAdvice = optionalHealthAdvice.get();
            healthAdvice.setHealthAdviceName(healthAdviceDto.healthAdviceName());
            healthAdvice.setHealthAdviceCat(healthAdviceDto.healthAdviceCat());

            return healthAdviceRepo.save(healthAdvice);
        } else {
            throw new RuntimeException("HealthAdvice not found with ID: " + healthAdviceDto.id());
        }
    }

    @Override
    public void deleteHealthAdvice(Long id) {
        Optional<HealthAdvice> optionalHealthAdvice = healthAdviceRepo.findById(id);
        if (optionalHealthAdvice.isPresent()) {
            healthAdviceRepo.delete(optionalHealthAdvice.get());
        } else {
            throw new RuntimeException("HealthAdvice not found with ID: " + id);
        }
    }
}