/*******************************************************************************
 * Copyright 2018 The MIT Internet Trust Consortium
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *******************************************************************************/

package cz.muni.ics.oauth2.web;

import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.ResponseEntity;
import org.springframework.security.oauth2.common.exceptions.OAuth2Exception;
import org.springframework.security.oauth2.provider.error.WebResponseExceptionTranslator;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;

/**
 * Controller helper that handles OAuth2 exceptions and propagates them as JSON errors.
 *
 * @author jricher
 *
 */
@ControllerAdvice
@Slf4j
public class OAuth2ExceptionHandler {

	@Autowired
	private WebResponseExceptionTranslator providerExceptionHandler;

	@ExceptionHandler(OAuth2Exception.class)
	public ResponseEntity<OAuth2Exception> handleException(Exception e) throws Exception {
		log.info("Handling error: " + e.getClass().getSimpleName() + ", " + e.getMessage());
		return providerExceptionHandler.translate(e);
	}

}
