/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.servicecomb.swagger.generator.springmvc;

import java.lang.annotation.Annotation;
import java.lang.reflect.Method;
import java.lang.reflect.Parameter;
import java.util.List;
import java.util.Map;

import org.apache.servicecomb.swagger.SwaggerUtils;
import org.apache.servicecomb.swagger.generator.ParameterGenerator;
import org.apache.servicecomb.swagger.generator.core.AbstractSwaggerGenerator;
import org.apache.servicecomb.swagger.generator.core.model.HttpParameterType;
import org.apache.servicecomb.swagger.generator.rest.RestOperationGenerator;
import org.springframework.web.bind.annotation.RequestBody;

public class SpringmvcOperationGenerator extends RestOperationGenerator {
  public SpringmvcOperationGenerator(AbstractSwaggerGenerator swaggerGenerator, Method method) {
    super(swaggerGenerator, method);
  }

  @Override
  protected void initMethodParameterGenerators(Map<String, List<Annotation>> methodAnnotationMap) {
    super.initMethodParameterGenerators(methodAnnotationMap);

    parameterGenerators.stream()
        .filter(pg -> pg.getHttpParameterType() == null)
        .forEach(pg -> pg.setHttpParameterType(HttpParameterType.QUERY));
  }

  @Override
  protected boolean isAggregatedParameter(ParameterGenerator parameterGenerator, Parameter methodParameter) {
    return !isRequestBody(parameterGenerator)
        && SwaggerUtils.isBean(methodParameter.getParameterizedType());
  }

  private boolean isRequestBody(ParameterGenerator parameterGenerator) {
    for (Annotation annotation : parameterGenerator.getAnnotations()) {
      if (annotation.annotationType() == RequestBody.class) {
        return true;
      }
    }
    return false;
  }
}
