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/*
*
* Copyright (c) 2022. Deutsche Telekom AG
*
* 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.
*
* SPDX-License-Identifier: Apache-2.0
*
*
*/
package org.onap.portal.history.services;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;
import java.util.Date;
import org.onap.portal.history.entities.ActionsDao;
import org.onap.portal.history.exception.ProblemException;
import org.onap.portal.history.openapi.model.ActionResponse;
import org.onap.portal.history.openapi.model.ActionsListResponse;
import org.onap.portal.history.openapi.model.CreateActionRequest;
import org.onap.portal.history.repository.ActionsRepository;
import org.onap.portal.history.util.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Service;
import org.zalando.problem.Problem;
import org.zalando.problem.Status;
import lombok.extern.slf4j.Slf4j;
import reactor.core.publisher.Mono;
@Slf4j
@Service
public class ActionsService {
@Autowired
private ActionsRepository repository;
/**
* Retrieve actions for a given userId from the database and provide a list with actions
* @param userId only actions for this <code>userId</code> should be retrieved
* @param page which page should be retrieved from the list of actions. From a user perspective the first page has the page number 1.
* In the response list the first page starts with 0. Therefore, a subtraction is needed.
* @param pageSize length of the response list
* @param showLastHours for which hours from the current time the actions should be retrieved.
* @param saveInterval value will be part of the response action object. This value is set in the application properties.
* In the future this value can be provided from the client.
* @param xRequestId from the request header. Will be used in an error log
* @return If successful object with an item list of action objects and an item with the list count, otherwise Mono error
*/
public Mono<ActionsListResponse> getActions(String userId, Integer page, Integer pageSize, Integer showLastHours, Integer saveInterval, String xRequestId){
Pageable paging = PageRequest.of(page - 1 , pageSize, Sort.by(Sort.Direction.DESC, "actionCreatedAt"));
var dateAfter = Date.from(ZonedDateTime.now().minusHours(showLastHours).toInstant());
return repository
.findAllByUserIdAndActionCreatedAtAfter(paging,userId, dateAfter)
.map(actionDao -> toActionResponse(actionDao, saveInterval))
.collectList()
.map(this::toActionsListResponse)
.switchIfEmpty(Mono.just(new ActionsListResponse().totalCount(0)))
.onErrorResume(ex -> {
Logger.errorLog(xRequestId,"Get actions cannot be executed for user with id ", userId);
return getError("Get actions can not be executed for user with id " + userId);
});
}
/**
* Create an action data record in the database
* @param userId the id of the user for which the action should be stored
* @param createActionRequest the action object which should be stored
* @param saveInterval value will be part of the response action object. This value is set in the application properties.
* In the future this value can be provided from the client.
* @param xRequestId from the request header. Will be used in an error log
* @return If successful object with the stored action, otherwise Mono error
*/
public Mono<ActionResponse> createActions(String userId, CreateActionRequest createActionRequest, Integer saveInterval, String xRequestId) {
return repository
.save(toActionsDao(userId, createActionRequest))
.map(action -> toActionResponse(action, saveInterval))
.onErrorResume(ex -> {
Logger.errorLog(xRequestId,"Action for user can not be executed for user with id ", userId );
return Mono.error(ProblemException.builder()
.type(Problem.DEFAULT_TYPE)
.status(Status.BAD_REQUEST)
.title(HttpStatus.BAD_REQUEST.toString())
.detail("Action for user can not be executed for user with id " + userId)
.build());
});
}
/**
* List all actions without a userId filter.
* @param page which page should be retrieved from the list of actions. From a user perspective the first page has the page number 1.
* In the response list the first page starts with 0. Therefore, a subtraction is needed.
* @param pageSize length of the response list
* @param showLastHours for which hours from the current time the actions should be retrieved.
* @param saveInterval value will be part of the response action object. This value is set in the application properties.
* * In the future this value can be provided from the client.
* @param xRequestId from the request header. Will be used in an error log
* @return If successful list with action response object, otherwise Mono error
*/
public Mono<ActionsListResponse> listActions(Integer page, Integer pageSize, Integer showLastHours, Integer saveInterval, String xRequestId){
var paging = PageRequest.of(page - 1 , pageSize, Sort.by(Sort.Direction.DESC, "actionCreatedAt"));
var dateAfter = Date.from(ZonedDateTime.now().minusHours(showLastHours).toInstant());
return repository
.findAllByActionCreatedAtAfter(paging,dateAfter)
.map(actionDto -> toActionResponse(actionDto, saveInterval))
.collectList()
.map(this::toActionsListResponse)
.onErrorResume(ProblemException.class,
ex -> {
Logger.errorLog(xRequestId,"List actions cannot be created", null );
return getError("List actions cannot be created");
});
}
/**
* Delete actions for a given userId and action is create after hours
* @param userId the id of the user for which the action should be deleted
* @param deleteAfterHours hours after the actions should be deleted
* @param xRequestId from the request header. Will be used in an error log
* @return If successful empty Mono object, otherwise Mono error
*/
public Mono<Object> deleteUserActions(String userId, Integer deleteAfterHours, String xRequestId ){
var dateAfter = Date.from(ZonedDateTime.now().minusHours(deleteAfterHours).toInstant());
return repository
.deleteAllByUserIdAndActionCreatedAtIsBefore(userId, dateAfter)
.map(resp -> new Object())
.onErrorResume(ProblemException.class,ex -> {
Logger.errorLog(xRequestId,"Deletion of actions cannot be executed for user", userId );
return Mono.error(ex);
});
}
/**
* Delete actions after hours. This service will be used in the cron job. The job will be implemented with a separate user story.
* @param deleteAfterHours hours after the actions should be deleted
* @return If successful empty Mono object, otherwise Mono error
*/
public Mono<Object> deleteActions(Integer deleteAfterHours ){
var dateAfter = Date.from(LocalDateTime.now().minusHours(deleteAfterHours).atZone(ZoneId.of("CET")).toInstant());
return repository
.deleteAllByActionCreatedAtIsBefore(dateAfter)
.map(resp -> new Object())
.onErrorResume(ProblemException.class,ex -> {
Logger.errorLog(null,"Delete all actions in cron job cannot be executed ", null);
return getError("Delete all actions after hours cannot be executed");
});
}
/**
*
* @param resp List of ActionResponses
* @param saveInterval value will be part of the response action object. This value is set in the application properties.
* @return ActionsListResponse
*/
private ActionsListResponse toActionsListResponse(java.util.List<ActionResponse> actionResponses) {
var actionsListResponse = new ActionsListResponse();
actionsListResponse.setActionsList(actionResponses);
actionsListResponse.setTotalCount(actionResponses.size());
return actionsListResponse;
}
/**
*
* @param actionsDao ActionsDao, return from the MongoDB repository query
* @param saveInterval value will be part of the response action object. This value is set in the application properties.
* @return action response object
*/
public ActionResponse toActionResponse(ActionsDao actionsDao, Integer saveInterval){
return new ActionResponse()
.actionCreatedAt(actionsDao.getActionCreatedAt().toInstant().atOffset(ZoneOffset.ofHours(0)))
.saveInterval(saveInterval)
.action(actionsDao.getAction());
}
private ActionsDao toActionsDao(String userId, CreateActionRequest createActionRequest) {
var actionsDao = new ActionsDao();
actionsDao.setUserId(userId);
actionsDao.setActionCreatedAt(new Date(createActionRequest.getActionCreatedAt().toEpochSecond()*1000));
actionsDao.setAction(createActionRequest.getAction());
return actionsDao;
}
/**
* Build a problem exception with given message
* @param message will be detail part of the problem object
* @return Mono error with problem exception
*/
private Mono<ActionsListResponse> getError(String message) {
return Mono.error(ProblemException.builder()
.type(Problem.DEFAULT_TYPE)
.status(Status.BAD_REQUEST)
.title(HttpStatus.BAD_REQUEST.toString())
.detail(message)
.build());
}
}
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