/*
    * 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.user;
  
  import static org.codelibs.fess.app.web.admin.user.AdminUserAction.getUser;
  
  import java.util.List;
  import java.util.stream.Collectors;
  
  import javax.annotation.Resource;
  
  import org.codelibs.fess.app.pager.UserPager;
  import org.codelibs.fess.app.service.UserService;
  import org.codelibs.fess.app.web.CrudMode;
  import org.codelibs.fess.app.web.api.ApiResult;
  import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
  import org.codelibs.fess.es.user.exentity.User;
  import org.lastaflute.web.Execute;
  import org.lastaflute.web.response.JsonResponse;
  
  public class ApiAdminUserAction extends FessApiAdminAction {
  
      @Resource
      private UserService userService;
  
      // GET /api/admin/user/settings
      // POST /api/admin/user/settings
      @Execute
      public JsonResponse<ApiResult> settings(final SearchBody body) {
          validateApi(body, messages -> {});
          final UserPager pager = copyBeanToNewBean(body, UserPager.class);
          final List<User> list = userService.getUserList(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/user/setting/{id}
      @Execute
      public JsonResponse<ApiResult> get$setting(final String id) {
          return asJson(new ApiResult.ApiConfigResponse()
                  .setting(userService.getUser(id).map(entity -> createEditBody(entity)).orElseGet(() -> {
                      throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
                      return null;
                  })).status(ApiResult.Status.OK).result());
      }
  
      // PUT /api/admin/user/setting
      @Execute
      public JsonResponse<ApiResult> put$setting(final CreateBody body) {
          validateApi(body, messages -> {});
          body.crudMode = CrudMode.CREATE;
          final User entity = getUser(body).orElseGet(() -> {
              throwValidationErrorApi(messages -> {
                  messages.addErrorsCrudFailedToCreateInstance(GLOBAL);
              });
              return null;
          });
          try {
              userService.store(entity);
              saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
          } catch (final Exception e) {
              throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
          }
          return asJson(new ApiResult.ApiUpdateResponse().id(entity.getId()).created(true).status(ApiResult.Status.OK).result());
      }
  
      // POST /api/admin/user/setting
      @Execute
      public JsonResponse<ApiResult> post$setting(final EditBody body) {
          validateApi(body, messages -> {});
          body.crudMode = CrudMode.EDIT;
          final User entity = getUser(body).orElseGet(() -> {
              throwValidationErrorApi(messages -> {
                  messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, body.id);
              });
              return null;
          });
          try {
              userService.store(entity);
          } catch (final Exception e) {
              throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToUpdateCrudTable(GLOBAL, buildThrowableMessage(e)));
          }
          return asJson(new ApiResult.ApiUpdateResponse().id(entity.getId()).created(false).status(ApiResult.Status.OK).result());
      }
  
     // DELETE /api/admin/user/setting/{id}
     @Execute
     public JsonResponse<ApiResult> delete$setting(final String id) {
         final User entity = userService.getUser(id).orElseGet(() -> {
             throwValidationErrorApi(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id));
             return null;
         });
         getUserBean().ifPresent(u -> {
             if (u.getFessUser() instanceof User && entity.getName().equals(u.getUserId())) {
                 throwValidationErrorApi(messages -> messages.addErrorsCouldNotDeleteLoggedInUser(GLOBAL));
             }
         });
         try {
             userService.delete(entity);
             saveInfo(messages -> messages.addSuccessCrudDeleteCrudTable(GLOBAL));
         } catch (final Exception e) {
             throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToDeleteCrudTable(GLOBAL, buildThrowableMessage(e)));
         }
         return asJson(new ApiResult.ApiUpdateResponse().id(id).created(false).status(ApiResult.Status.OK).result());
     }
 
     protected EditBody createEditBody(final User entity) {
         final EditBody body = new EditBody();
         copyBeanToBean(entity, body, copyOp -> {
             copyOp.excludeNull();
         });
         body.password = null;
         body.confirmPassword = null;
         return body;
     }
 }