content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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 com.alibaba.nacos.config.server.controller;
  
  import com.alibaba.nacos.config.server.constant.Constants;
  import com.alibaba.nacos.config.server.model.GroupkeyListenserStatus;
  import com.alibaba.nacos.config.server.model.SampleResult;
  import com.alibaba.nacos.config.server.service.ConfigSubService;
  import com.alibaba.nacos.config.server.utils.GroupKey2;
  import org.apache.commons.lang3.StringUtils;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.stereotype.Controller;
  import org.springframework.ui.ModelMap;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RequestMethod;
  import org.springframework.web.bind.annotation.RequestParam;
  import org.springframework.web.bind.annotation.ResponseBody;
  
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  import java.util.HashMap;
  import java.util.Map;
  
  /**
   * Config longpolling
   *
   * @author Nacos
   */
  @Controller
  @RequestMapping(Constants.LISTENER_CONTROLLER_PATH)
  public class ListenerController {
  
      private final ConfigSubService configSubService;
  
      @Autowired
      public ListenerController(ConfigSubService configSubService) {
          this.configSubService = configSubService;
      }
  
      /**
       * 获取客户端订阅配置信息
       */
      @RequestMapping(method = RequestMethod.GET)
      @ResponseBody
      public GroupkeyListenserStatus getAllSubClientConfigByIp(HttpServletRequest request, HttpServletResponse response,
                                                               @RequestParam("ip") String ip,
                                                               @RequestParam(value = "all", required = false) boolean all,
                                                               @RequestParam(value = "tenant", required = false)
                                                                   String tenant,
                                                               @RequestParam(value = "sampleTime", required = false,
                                                                   defaultValue = "1") int sampleTime, ModelMap modelMap)
          throws Exception {
          SampleResult collectSampleResult = configSubService.getCollectSampleResultByIp(ip, sampleTime);
          GroupkeyListenserStatus gls = new GroupkeyListenserStatus();
          gls.setCollectStatus(200);
          Map<String, String> configMd5Status = new HashMap<String, String>(100);
          if (collectSampleResult.getLisentersGroupkeyStatus() != null) {
              Map<String, String> status = collectSampleResult.getLisentersGroupkeyStatus();
              for (Map.Entry<String, String> config : status.entrySet()) {
                  if (!StringUtils.isBlank(tenant)) {
                      if (config.getKey().contains(tenant)) {
                          configMd5Status.put(config.getKey(), config.getValue());
                      }
                  } else {
                      // 默认值获取公共配置，如果想看所有配置，要加all
                      if (all) {
                          configMd5Status.put(config.getKey(), config.getValue());
                      } else {
                          String[] configKeys = GroupKey2.parseKey(config.getKey());
                          if (StringUtils.isBlank(configKeys[2])) {
                              configMd5Status.put(config.getKey(), config.getValue());
                          }
                      }
                  }
              }
              gls.setLisentersGroupkeyStatus(configMd5Status);
          }
  
          return gls;
      }
  
  }
  
  