package com.springboot.validator; 

import java.util.HashSet;
import java.util.Set;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.Errors;
import org.springframework.validation.Validator;
import com.springboot.domain.Book;

import jakarta.validation.ConstraintViolation;

public class BookValidator implements Validator { 
	@Autowired
	private jakarta.validation.Validator beanValidator;
	public Set<Validator> springValidators;
	
	public BookValidator() {
		springValidators = new HashSet<Validator>();
	}
	
	public void setSpringValidators (Set <Validator> springValidators) {
	this.springValidators = springValidators;
	}
	
	@Override
	public boolean supports (Class<?> clazz) {
		return Book.class.isAssignableFrom(clazz);
	}
	
	@Override
	public void validate(Object target, Errors errors) {
		Set<ConstraintViolation<Object>> violations = beanValidator.validate(target);
		for (ConstraintViolation<Object> violation: violations) {
			String propertyPath = violation.getPropertyPath().toString();
			String message = violation.getMessage();
			errors.rejectValue(propertyPath, "", message);
		}
		for (Validator validator: springValidators) { 
			validator.validate(target, errors);
		}
	}
}