package com.healthcare.ohctech.service.impl;

import com.healthcare.ohctech.dto.InjuryClassDto;
import com.healthcare.ohctech.entity.InjuryClass;
import com.healthcare.ohctech.repository.InjuryClassRepo;
import com.healthcare.ohctech.service.InjuryClassService;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;

@Service
public class InjuryClassServiceImpl implements InjuryClassService {

    private final InjuryClassRepo injuryClassRepo;

    public InjuryClassServiceImpl(InjuryClassRepo injuryClassRepo) {
        this.injuryClassRepo = injuryClassRepo;
    }

    @Override
    public InjuryClass getInjuryClassById(Long injuryClassId) {
        return injuryClassRepo.findById(injuryClassId)
                .orElseThrow(() -> new RuntimeException("Injury Class not found for ID: " + injuryClassId));
    }

    @Override
    public Page<InjuryClass> getAllInjuryClasses(Pageable pageable) {
        return injuryClassRepo.findAll(pageable);
    }

    @Override
    public void addInjuryClass(InjuryClassDto injuryClassDto, Long userId) {
        InjuryClass injuryClass = convertToEntity(new InjuryClass(), injuryClassDto);
        injuryClass.setModifiedBy(userId);
        injuryClassRepo.save(injuryClass);
    }

    @Override
    public void updateInjuryClass(InjuryClassDto injuryClassDto, Long userId) {
        Long injuryClassId = injuryClassDto.id();
        InjuryClass injuryClass = injuryClassRepo.findById(injuryClassId)
                .orElseThrow(() -> new RuntimeException("Injury Class not found for ID: " + injuryClassId));

        convertToEntity(injuryClass, injuryClassDto);
        injuryClass.setModifiedBy(userId);
        injuryClassRepo.save(injuryClass);
    }

    @Override
    public void deleteInjuryClass(Long injuryClassId) {
        InjuryClass injuryClass = injuryClassRepo.findById(injuryClassId)
                .orElseThrow(() -> new RuntimeException("Injury Class not found for ID: " + injuryClassId));
        injuryClassRepo.delete(injuryClass);
    }

    private InjuryClass convertToEntity(InjuryClass injuryClass, InjuryClassDto injuryClassDto) {
        injuryClass.setInjClassName(injuryClassDto.injClassName());
        injuryClass.setInjClassCode(injuryClassDto.injClassCode());
        injuryClass.setInjClassDesc(injuryClassDto.injClassDesc());
        return injuryClass;
    }
}