/*
    * Copyright 2012-2025 CodeLibs Project and the Others.
    *
    * 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 org.codelibs.fess.app.web.api.admin.reqheader;
  
  import static org.codelibs.fess.app.web.admin.reqheader.AdminReqheaderAction.getRequestHeader;
  
  import java.util.List;
  import java.util.stream.Collectors;
  
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  import org.codelibs.fess.app.pager.ReqHeaderPager;
  import org.codelibs.fess.app.service.RequestHeaderService;
  import org.codelibs.fess.app.service.WebConfigService;
  import org.codelibs.fess.app.web.CrudMode;
  import org.codelibs.fess.app.web.api.ApiResult;
  import org.codelibs.fess.app.web.api.ApiResult.ApiConfigResponse;
  import org.codelibs.fess.app.web.api.ApiResult.ApiErrorResponse;
  import org.codelibs.fess.app.web.api.ApiResult.ApiResponse;
  import org.codelibs.fess.app.web.api.ApiResult.ApiUpdateResponse;
  import org.codelibs.fess.app.web.api.ApiResult.Status;
  import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
  import org.codelibs.fess.opensearch.config.exentity.RequestHeader;
  import org.lastaflute.web.Execute;
  import org.lastaflute.web.response.JsonResponse;
  
  import jakarta.annotation.Resource;
  
  /**
   * API action for admin request header management.
   *
   */
  public class ApiAdminReqheaderAction extends FessApiAdminAction {
  
      /** The logger for this class. */
      private static final Logger logger = LogManager.getLogger(ApiAdminReqheaderAction.class);
  
      // ===================================================================================
      //                                                                         Constructor
      //                                                                         ===========
      /**
       * Default constructor.
       */
      public ApiAdminReqheaderAction() {
          super();
      }
  
      // ===================================================================================
      //                                                                           Attribute
      //                                                                           =========
  
      // ===================================================================================
      //                                                                           Attribute
      //                                                                           =========
      /** The request header service for managing request header settings. */
      @Resource
      private RequestHeaderService reqHeaderService;
      /** The web config service for validating web configuration references. */
      @Resource
      private WebConfigService webConfigService;
  
      // ===================================================================================
      //                                                                      Search Execute
      //                                                                      ==============
  
      /**
       * Retrieves request header settings with pagination.
       *
       * @param body the search parameters for filtering and pagination
       * @return JSON response containing request header settings list
       */
      // GET /api/admin/reqheader/settings
      // PUT /api/admin/reqheader/settings
      @Execute
      public JsonResponse<ApiResult> settings(final SearchBody body) {
          validateApi(body, messages -> {});
          final ReqHeaderPager pager = copyBeanToNewBean(body, ReqHeaderPager.class);
          final List<RequestHeader> list = reqHeaderService.getRequestHeaderList(pager);
          return asJson(
                  new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                          .total(pager.getAllRecordCount())
                          .status(ApiResult.Status.OK)
                          .result());
      }
  
      /**
      * Retrieves a specific request header setting by ID.
      *
      * @param id the ID of the request header setting to retrieve
      * @return JSON response containing the request header setting
      */
     // GET /api/admin/reqheader/setting/{id}
     @Execute
     public JsonResponse<ApiResult> get$setting(final String id) {
         return asJson(new ApiConfigResponse().setting(reqHeaderService.getRequestHeader(id).map(this::createEditBody).orElseGet(() -> {
             throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
             return null;
         })).status(Status.OK).result());
     }
 
     /**
      * Creates a new request header setting.
      *
      * @param body the request header data to create
      * @return JSON response containing the created request header setting ID
      */
     // POST /api/admin/reqheader/setting
     @Execute
     public JsonResponse<ApiResult> post$setting(final CreateBody body) {
         validateApi(body, messages -> {});
         if (!isValidWebConfigId(body.webConfigId)) {
             return asJson(new ApiErrorResponse().message("invalid webConfigId").status(Status.BAD_REQUEST).result());
         }
 
         body.crudMode = CrudMode.CREATE;
         final RequestHeader reqHeader = getRequestHeader(body).map(entity -> {
             try {
                 reqHeaderService.store(entity);
             } catch (final Exception e) {
                 logger.warn("Failed to process a request.", e);
                 throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
             }
             return entity;
         }).orElseGet(() -> {
             throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
             return null;
         });
 
         return asJson(new ApiUpdateResponse().id(reqHeader.getId()).created(true).status(Status.OK).result());
     }
 
     /**
      * Updates an existing request header setting.
      *
      * @param body the request header data to update
      * @return JSON response containing the updated request header setting ID
      */
     // PUT /api/admin/reqheader/setting
     @Execute
     public JsonResponse<ApiResult> put$setting(final EditBody body) {
         validateApi(body, messages -> {});
         body.crudMode = CrudMode.EDIT;
         final RequestHeader reqHeader = getRequestHeader(body).map(entity -> {
             try {
                 reqHeaderService.store(entity);
             } catch (final Exception e) {
                 logger.warn("Failed to process a request.", e);
                 throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToUpdateCrudTable(GLOBAL, buildThrowableMessage(e)));
             }
             return entity;
         }).orElseGet(() -> {
             throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, body.id));
             return null;
         });
         return asJson(new ApiUpdateResponse().id(reqHeader.getId()).created(false).status(Status.OK).result());
     }
 
     /**
      * Deletes a request header setting by ID.
      *
      * @param id the ID of the request header setting to delete
      * @return JSON response indicating success or failure
      */
     // DELETE /api/admin/reqheader/setting/{id}
     @Execute
     public JsonResponse<ApiResult> delete$setting(final String id) {
         reqHeaderService.getRequestHeader(id).ifPresent(entity -> {
             try {
                 reqHeaderService.delete(entity);
                 saveInfo(messages -> messages.addSuccessCrudDeleteCrudTable(GLOBAL));
             } catch (final Exception e) {
                 logger.warn("Failed to process a request.", e);
                 throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToDeleteCrudTable(GLOBAL, buildThrowableMessage(e)));
             }
         }).orElse(() -> {
             throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
         });
         return asJson(new ApiResponse().status(Status.OK).result());
     }
 
     /**
      * Creates an EditBody from a RequestHeader entity.
      *
      * @param entity the request header entity to convert
      * @return the converted EditBody
      */
     protected EditBody createEditBody(final RequestHeader entity) {
         final EditBody body = new EditBody();
         copyBeanToBean(entity, body, copyOp -> {
             copyOp.excludeNull();
         });
         return body;
     }
 
     /**
      * Validates if the given web configuration ID exists.
      *
      * @param webconfigId the web configuration ID to validate
      * @return true if the web configuration exists, false otherwise
      */
     protected Boolean isValidWebConfigId(final String webconfigId) {
         return webConfigService.getWebConfig(webconfigId).isPresent();
     }
 }