content: /*
   * Copyright 1999-$toady.year 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.v3;
  
  import com.alibaba.nacos.api.annotation.NacosApi;
  import com.alibaba.nacos.api.config.model.ConfigBasicInfo;
  import com.alibaba.nacos.api.config.model.ConfigHistoryBasicInfo;
  import com.alibaba.nacos.api.config.model.ConfigHistoryDetailInfo;
  import com.alibaba.nacos.api.exception.api.NacosApiException;
  import com.alibaba.nacos.api.model.v2.ErrorCode;
  import com.alibaba.nacos.api.model.v2.Result;
  import com.alibaba.nacos.auth.annotation.Secured;
  import com.alibaba.nacos.common.utils.NamespaceUtil;
  import com.alibaba.nacos.config.server.constant.Constants;
  import com.alibaba.nacos.config.server.model.ConfigHistoryInfo;
  import com.alibaba.nacos.config.server.model.ConfigInfoWrapper;
  import com.alibaba.nacos.config.server.model.form.ConfigFormV3;
  import com.alibaba.nacos.config.server.paramcheck.ConfigDefaultHttpParamExtractor;
  import com.alibaba.nacos.config.server.service.HistoryService;
  import com.alibaba.nacos.config.server.utils.ParamUtils;
  import com.alibaba.nacos.config.server.utils.ResponseUtil;
  import com.alibaba.nacos.core.model.form.PageForm;
  import com.alibaba.nacos.core.paramcheck.ExtractorManager;
  import com.alibaba.nacos.api.model.Page;
  import com.alibaba.nacos.plugin.auth.constant.ActionTypes;
  import com.alibaba.nacos.plugin.auth.constant.ApiType;
  import com.alibaba.nacos.plugin.auth.constant.SignType;
  import com.alibaba.nacos.plugin.auth.exception.AccessException;
  import org.springframework.dao.DataAccessException;
  import org.springframework.http.HttpStatus;
  import org.springframework.web.bind.annotation.GetMapping;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RequestParam;
  import org.springframework.web.bind.annotation.RestController;
  
  import java.util.List;
  import java.util.stream.Collectors;
  
  /**
   * History configuration management.
   *
   * @author Nacos
   */
  @NacosApi
  @RestController
  @RequestMapping(Constants.HISTORY_ADMIN_V3_PATH)
  @ExtractorManager.Extractor(httpExtractor = ConfigDefaultHttpParamExtractor.class)
  public class HistoryControllerV3 {
      
      private final HistoryService historyService;
      
      public HistoryControllerV3(HistoryService historyService) {
          this.historyService = historyService;
      }
      
      /**
       * Query the list history config.
       */
      @GetMapping("/list")
      @Secured(action = ActionTypes.READ, signType = SignType.CONFIG, apiType = ApiType.ADMIN_API)
      public Result<Page<ConfigHistoryBasicInfo>> listConfigHistory(ConfigFormV3 configForm, PageForm pageForm)
              throws NacosApiException {
          configForm.validate();
          pageForm.validate();
          int pageSize = Math.min(500, pageForm.getPageSize());
          int pageNo = pageForm.getPageNo();
          String dataId = configForm.getDataId();
          String groupName = configForm.getGroupName();
          String namespaceId = NamespaceUtil.processNamespaceParameter(configForm.getNamespaceId());
          Page<ConfigHistoryInfo> configHistoryInfoPage = historyService.listConfigHistory(dataId, groupName, namespaceId,
                  pageNo, pageSize);
          Page<ConfigHistoryBasicInfo> result = new Page<>();
          result.setPagesAvailable(configHistoryInfoPage.getPagesAvailable());
          result.setPageNumber(configHistoryInfoPage.getPageNumber());
          result.setTotalCount(configHistoryInfoPage.getTotalCount());
          result.setPageItems(
                  configHistoryInfoPage.getPageItems().stream().map(ResponseUtil::transferToConfigHistoryBasicInfo)
                          .collect(Collectors.toList()));
          return Result.success(result);
      }
      
      /**
       * Query the detailed configuration history information.
       */
      @GetMapping
      @Secured(action = ActionTypes.READ, signType = SignType.CONFIG, apiType = ApiType.ADMIN_API)
      public Result<ConfigHistoryDetailInfo> getConfigHistoryInfo(ConfigFormV3 configForm, @RequestParam("nid") Long nid)
              throws AccessException, NacosApiException {
          ConfigHistoryInfo configHistoryInfo;
          configForm.validate();
          String dataId = configForm.getDataId();
          String groupName = configForm.getGroupName();
          String namespaceId = NamespaceUtil.processNamespaceParameter(configForm.getNamespaceId());
          try {
              //fix issue #9783
              namespaceId = NamespaceUtil.processNamespaceParameter(namespaceId);
              configHistoryInfo = historyService.getConfigHistoryInfo(dataId, groupName, namespaceId, nid);
          } catch (DataAccessException e) {
              throw new NacosApiException(HttpStatus.NOT_FOUND.value(), ErrorCode.RESOURCE_NOT_FOUND,
                      "certain config history for nid = " + nid + " not exist");
          }
          return Result.success(ResponseUtil.transferToConfigHistoryDetailInfo(configHistoryInfo));
      }
      
      /**
       * Query previous config history information.
       */
      @GetMapping(value = "/previous")
      @Secured(action = ActionTypes.READ, signType = SignType.CONFIG, apiType = ApiType.ADMIN_API)
      public Result<ConfigHistoryDetailInfo> getPreviousConfigHistoryInfo(ConfigFormV3 configForm,
              @RequestParam("id") Long id) throws AccessException, NacosApiException {
          ConfigHistoryInfo configHistoryInfo;
          configForm.validate();
          String dataId = configForm.getDataId();
          String groupName = configForm.getGroupName();
          String namespaceId = NamespaceUtil.processNamespaceParameter(configForm.getNamespaceId());
          try {
              //fix issue #9783.
              namespaceId = NamespaceUtil.processNamespaceParameter(namespaceId);
              configHistoryInfo = historyService.getPreviousConfigHistoryInfo(dataId, groupName, namespaceId, id);
          } catch (DataAccessException e) {
              throw new NacosApiException(HttpStatus.NOT_FOUND.value(), ErrorCode.RESOURCE_NOT_FOUND,
                      "previous config history for id = " + id + " not exist");
          }
          
          return Result.success(ResponseUtil.transferToConfigHistoryDetailInfo(configHistoryInfo));
      }
      
      /**
       * Query configs list by namespace.
       */
      @GetMapping(value = "/configs")
      @Secured(action = ActionTypes.READ, signType = SignType.CONFIG, apiType = ApiType.ADMIN_API)
      public Result<List<ConfigBasicInfo>> getConfigsByNamespace(@RequestParam("namespaceId") String namespaceId)
              throws NacosApiException {
          // check namespaceId
          ParamUtils.checkTenantV2(namespaceId);
          namespaceId = NamespaceUtil.processNamespaceParameter(namespaceId);
          List<ConfigInfoWrapper> configListByNamespace = historyService.getConfigListByNamespace(namespaceId);
          List<ConfigBasicInfo> result = configListByNamespace.stream().map(ResponseUtil::transferToConfigBasicInfo)
                  .toList();
          return Result.success(result);
      }
  }