package com.healthcare.ohctech.service.impl;

import com.healthcare.ohctech.dto.ReferralPointDto;
import com.healthcare.ohctech.entity.ReferralPoint;
import com.healthcare.ohctech.repository.ReferralPointRepo;
import com.healthcare.ohctech.service.ReferralPointService;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;

import java.util.Optional;

@Service
public class ReferralPointServiceImpl implements ReferralPointService {

    private final ReferralPointRepo referralPointRepo;

    public ReferralPointServiceImpl(ReferralPointRepo referralPointRepo) {
        this.referralPointRepo = referralPointRepo;
    }

    @Override
    public ReferralPoint getReferralPointById(Long referralPointId) {
        return referralPointRepo.findById(referralPointId)
                .orElseThrow(() -> new RuntimeException("Referral Point not found for ID: " + referralPointId));
    }

    @Override
    public Page<ReferralPoint> getAllReferralPoints(Pageable pageable) {
        return referralPointRepo.findAll(pageable);
    }

    @Override
    public void addReferralPoint(ReferralPointDto referralPointDto, Long userId) {
        ReferralPoint referralPoint = convertToEntity(new ReferralPoint(), referralPointDto);
        referralPoint.setModifiedBy(userId);
        referralPointRepo.save(referralPoint);
    }

    @Override
    public void updateReferralPoint(ReferralPointDto referralPointDto, Long userId) {
        Long referralPointId = referralPointDto.id();
        ReferralPoint referralPoint = referralPointRepo.findById(referralPointId)
                .orElseThrow(() -> new RuntimeException("Referral Point not found for ID: " + referralPointId));

        convertToEntity(referralPoint, referralPointDto);
        referralPoint.setModifiedBy(userId);
        referralPointRepo.save(referralPoint);
    }

    @Override
    public void deleteReferralPoint(Long referralPointId) {
        ReferralPoint referralPoint = referralPointRepo.findById(referralPointId)
                .orElseThrow(() -> new RuntimeException("Referral Point not found for ID: " + referralPointId));
        referralPointRepo.delete(referralPoint);
    }

    private ReferralPoint convertToEntity(ReferralPoint referralPoint, ReferralPointDto referralPointDto) {
        referralPoint.setReferralPointName(referralPointDto.referralPointName());
        referralPoint.setCity(referralPointDto.city());
        referralPoint.setHospitalName(referralPointDto.hospitalName());
        referralPoint.setAddress(referralPointDto.address());
        referralPoint.setContactDetail(referralPointDto.contactDetail());
        return referralPoint;
    }
}