/*-
 * ============LICENSE_START=======================================================
 * ONAP - CCSDK
 * ================================================================================
 * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */

package org.onap.ccsdk.apps.ms.sliboot;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.ComponentScan;
import springfox.documentation.swagger2.annotations.EnableSwagger2;
import org.apache.shiro.realm.Realm;
import org.apache.shiro.realm.text.PropertiesRealm;
import org.apache.shiro.spring.web.config.DefaultShiroFilterChainDefinition;
import org.apache.shiro.spring.web.config.ShiroFilterChainDefinition;
import org.springframework.context.annotation.Bean;
import org.onap.aaf.cadi.shiro.AAFRealm;

@SpringBootApplication
@EnableSwagger2
@ComponentScan(basePackages = { "org.onap.ccsdk.apps.ms.sliboot.*", "org.onap.ccsdk.apps.services" })
public class App {

  private static final Logger log = LoggerFactory.getLogger(App.class);

  public static void main(String[] args) throws Exception {
    SpringApplication.run(App.class, args);
  }

  @Bean
  public Realm realm() {

    // If cadi prop files is not defined use local properties realm
    // src/main/resources/shiro-users.properties
    if ("none".equals(System.getProperty("cadi_prop_files", "none"))) {
      log.info("cadi_prop_files undefined, AAF Realm will not be set");
      PropertiesRealm realm = new PropertiesRealm();
      return realm;
    } else {
      AAFRealm realm = new AAFRealm();
      return realm;
    }

  }

  @Bean
  public ShiroFilterChainDefinition shiroFilterChainDefinition() {
    DefaultShiroFilterChainDefinition chainDefinition = new DefaultShiroFilterChainDefinition();

    // if cadi prop files is not set disable authentication
    if ("none".equals(System.getProperty("cadi_prop_files", "none"))) {
      chainDefinition.addPathDefinition("/**", "anon");
    } else {
      log.info("Loaded property cadi_prop_files, AAF REALM set");
      chainDefinition.addPathDefinition("/**", "authcBasic, rest[org.onap.sdnc.odl:odl-api]");
    }

    return chainDefinition;
  }

}