/*
    * Copyright 2012-2017 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.relatedquery;
  
  import static org.codelibs.core.stream.StreamUtil.stream;
  import static org.codelibs.fess.app.web.admin.relatedquery.AdminRelatedqueryAction.getRelatedQuery;
  
  import java.util.List;
  import java.util.stream.Collectors;
  
  import javax.annotation.Resource;
  
  import org.codelibs.core.lang.StringUtil;
  import org.codelibs.fess.Constants;
  import org.codelibs.fess.app.pager.RelatedQueryPager;
  import org.codelibs.fess.app.service.RelatedQueryService;
  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.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.es.config.exentity.RelatedQuery;
  import org.lastaflute.web.Execute;
  import org.lastaflute.web.response.JsonResponse;
  
  public class ApiAdminRelatedqueryAction extends FessApiAdminAction {
  
      // ===================================================================================
      //                                                                           Attribute
      //                                                                           =========
      @Resource
      private RelatedQueryService relatedQueryService;
  
      // ===================================================================================
      //                                                                      Search Execute
      //                                                                      ==============
  
      // GET /api/admin/relatedquery/settings
      // POST /api/admin/relatedquery/settings
      @Execute
      public JsonResponse<ApiResult> settings(final SearchBody body) {
          validateApi(body, messages -> {});
          final RelatedQueryPager pager = copyBeanToNewBean(body, RelatedQueryPager.class);
          final List<RelatedQuery> list = relatedQueryService.getRelatedQueryList(pager);
          return asJson(new ApiResult.ApiConfigsResponse<EditBody>()
                  .settings(list.stream().map(entity -> createEditBody(entity)).collect(Collectors.toList()))
                  .total(pager.getAllRecordCount()).status(ApiResult.Status.OK).result());
      }
  
      // GET /api/admin/relatedquery/setting/{id}
      @Execute
      public JsonResponse<ApiResult> get$setting(final String id) {
          return asJson(new ApiConfigResponse()
                  .setting(relatedQueryService.getRelatedQuery(id).map(entity -> createEditBody(entity)).orElseGet(() -> {
                      throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
                      return null;
                  })).status(Status.OK).result());
      }
  
      // PUT /api/admin/relatedquery/setting
      @Execute
      public JsonResponse<ApiResult> put$setting(final CreateBody body) {
          validateApi(body, messages -> {});
          body.crudMode = CrudMode.CREATE;
          final RelatedQuery relatedQuery = getRelatedQuery(body).map(entity -> {
              try {
                  relatedQueryService.store(entity);
              } catch (final Exception e) {
                  throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
              }
              return entity;
          }).orElseGet(() -> {
              throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
              return null;
          });
  
          return asJson(new ApiUpdateResponse().id(relatedQuery.getId()).created(true).status(Status.OK).result());
      }
  
      // POST /api/admin/relatedquery/setting
      @Execute
      public JsonResponse<ApiResult> post$setting(final EditBody body) {
          validateApi(body, messages -> {});
          body.crudMode = CrudMode.EDIT;
         final RelatedQuery relatedQuery = getRelatedQuery(body).map(entity -> {
             try {
                 relatedQueryService.store(entity);
             } catch (final Exception 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(relatedQuery.getId()).created(false).status(Status.OK).result());
     }
 
     // DELETE /api/admin/relatedquery/setting/{id}
     @Execute
     public JsonResponse<ApiResult> delete$setting(final String id) {
         relatedQueryService.getRelatedQuery(id).ifPresent(entity -> {
             try {
                 relatedQueryService.delete(entity);
                 saveInfo(messages -> messages.addSuccessCrudDeleteCrudTable(GLOBAL));
             } catch (final Exception e) {
                 throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToDeleteCrudTable(GLOBAL, buildThrowableMessage(e)));
             }
         }).orElse(() -> {
             throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
         });
         return asJson(new ApiResponse().status(Status.OK).result());
     }
 
     protected EditBody createEditBody(final RelatedQuery entity) {
         final EditBody body = new EditBody();
         copyBeanToBean(entity, body, copyOp -> {
             copyOp.excludeNull();
             copyOp.exclude(Constants.QUERIES);
         });
         body.queries = stream(entity.getQueries()).get(stream -> stream.filter(StringUtil::isNotBlank).collect(Collectors.joining("\n")));
         return body;
     }
 }