/**
 * Copyright © 2016-2022 The Thingsboard Authors
 *
 * 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.thingsboard.server.service.edge.rpc.fetch;

import lombok.AllArgsConstructor;
import org.thingsboard.server.common.data.edge.Edge;
import org.thingsboard.server.common.data.edge.EdgeEvent;
import org.thingsboard.server.common.data.id.TenantId;
import org.thingsboard.server.common.data.page.PageData;
import org.thingsboard.server.common.data.page.PageLink;
import org.thingsboard.server.common.data.page.SortOrder;
import org.thingsboard.server.common.data.page.TimePageLink;
import org.thingsboard.server.dao.edge.EdgeEventService;

@AllArgsConstructor
public class GeneralEdgeEventFetcher implements EdgeEventFetcher {

    private final Long queueStartTs;
    private final EdgeEventService edgeEventService;

    @Override
    public PageLink getPageLink(int pageSize) {
        return new TimePageLink(
                pageSize,
                0,
                null,
                new SortOrder("createdTime", SortOrder.Direction.ASC),
                queueStartTs,
                null);
    }

    @Override
    public PageData<EdgeEvent> fetchEdgeEvents(TenantId tenantId, Edge edge, PageLink pageLink) {
        return edgeEventService.findEdgeEvents(tenantId, edge.getId(), (TimePageLink) pageLink, true);
    }
}
