TratadorDeErros

package med.voll.api.infra;

import jakarta.persistence.EntityNotFoundException;
import org.springframework.http.ResponseEntity;
import org.springframework.validation.FieldError;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

@RestControllerAdvice

public class TratadorDeErros {

    @ExceptionHandler(EntityNotFoundException.class)
    public ResponseEntity tratarErro404(EntityNotFoundException ex) {
        return ResponseEntity.notFound().build();
    }
    
    @ExceptionHandler(MethodArgumentNotValidException.class)
    public ResponseEntity tratarErro400(MethodArgumentNotValidException ex){

        var erros = ex.getFieldErrors();
        return ResponseEntity.badRequest().body(erros.stream().map(DadosErroValidacao::new).toList());
    }

    private record DadosErroValidacao(String campo, String mensagem) {
        public DadosErroValidacao(FieldError erro) {
            this(erro.getField(), erro.getDefaultMessage());
        }
    }
    }