content: /*
   *
   * 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 com.alibaba.cloudapp.starter.apigateway.configuration;
  
  import com.alibaba.cloudapp.api.oauth2.AuthorizationService;
  import com.alibaba.cloudapp.api.oauth2.TokenStorageService;
  import com.alibaba.cloudapp.oauth2.service.AuthorizationServiceImpl;
  import com.alibaba.cloudapp.oauth2.service.DefaultTokenStorageService;
  import com.alibaba.cloudapp.starter.apigateway.properties.ApiGatewayProperties;
  import org.springframework.beans.factory.annotation.Qualifier;
  import org.springframework.boot.autoconfigure.AutoConfiguration;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
  import org.springframework.context.annotation.Bean;
  import org.springframework.web.client.RestTemplate;
  
  @AutoConfiguration
  @ConditionalOnProperty(
          prefix = "io.cloudapp.apigateway.aliyun.oAuth2",
          name = {"clientId", "clientSecret"}
  )
  @ConditionalOnClass(AuthorizationServiceImpl.class)
  public class ApiGatewayOAuth2Configuration {
      @Bean("oauthTemplate")
      @ConditionalOnMissingBean(name = "oauthTemplate")
      public RestTemplate oauth2Template() {
          return new RestTemplate();
      }
      
      @Bean("authorizationService")
      @ConditionalOnMissingBean(name = "authorizationService")
      public AuthorizationService authorizationService(
              ApiGatewayProperties properties,
              @Qualifier("oauthTemplate") RestTemplate restTemplate
      ) {
          return new AuthorizationServiceImpl(properties.getOAuth2(), restTemplate);
      }
      
      @Bean("tokenStorageService")
      @ConditionalOnMissingBean(name = "tokenStorageService")
      public TokenStorageService tokenStorageService() {
          return new DefaultTokenStorageService();
      }
      
  }
  