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/**
 * Copyright 2017 ZTE Corporation.
 *
 * 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.onap.holmes.engine.db;

import org.onap.holmes.common.api.entity.AlarmInfo;
import org.onap.holmes.common.exception.AlarmInfoException;
import org.onap.holmes.common.utils.AlarmInfoMapper;
import org.skife.jdbi.v2.sqlobject.*;
import org.skife.jdbi.v2.sqlobject.customizers.RegisterMapper;

import java.util.List;

@RegisterMapper(AlarmInfoMapper.class)
public abstract class AlarmInfoDao {

    @GetGeneratedKeys
    @SqlUpdate("INSERT INTO ALARM_INFO  (EVENTID,EVENTNAME,STARTEPOCHMICROSEC,SOURCEID,SOURCENAME,ALARMISCLEARED,ROOTFLAG,LASTEPOCHMICROSEC) VALUES (:eventId,:eventName,:startEpochMicroSec,:sourceId,:sourceName,:alarmIsCleared,:rootFlag,:lastEpochMicroSec)")
    protected abstract String addAlarm(@BindBean AlarmInfo alarmInfo);

    @SqlQuery("SELECT * FROM ALARM_INFO")
    protected abstract List<AlarmInfo> queryAlarm();

    @SqlUpdate("DELETE FROM ALARM_INFO WHERE ALARMISCLEARED=:alarmiscleared")
    protected abstract int deleteAlarmByAlarmIsCleared(@Bind("alarmiscleared") int alarmIsCleared);

    public AlarmInfo saveAlarm(AlarmInfo alarmInfo) throws AlarmInfoException {
        try {
            addAlarm(alarmInfo);
            return alarmInfo;
        } catch(Exception e) {
            throw new AlarmInfoException("Can not access the database. Please contact the administrator for help.", e);
        }
    }

    public List<AlarmInfo> queryAllAlarm() throws AlarmInfoException {
        try {
            return queryAlarm();
        } catch(Exception e) {
            throw new AlarmInfoException("Can not access the database. Please contact the administrator for help.", e);
        }
    }

    public void deleteClearedAlarm(AlarmInfo alarmInfo) {
       int alarmIsCleared = alarmInfo.getAlarmIsCleared();
        if(alarmIsCleared == 1) {
           deleteAlarmByAlarmIsCleared(alarmIsCleared);
       }
    }
}