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/*******************************************************************************
 * Copyright (C) 2022-2023 WaveMaker, Inc.
 *
 * 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 com.wavemaker.runtime.system;

import java.sql.Date;
import java.sql.Time;
import java.util.Calendar;

import com.wavemaker.runtime.commons.WMAppContext;
import com.wavemaker.runtime.security.SecurityService;

/**
 * @author Sunil Kumar
 * @since 17/12/15
 */
public class SystemDefinedPropertiesBean {

    private final static SystemDefinedPropertiesBean instance = new SystemDefinedPropertiesBean();

    private SystemDefinedPropertiesBean() {
    }

    public static final SystemDefinedPropertiesBean getInstance() {
        return instance;
    }

    public Date getCurrentDate() {
        return new Date(Calendar.getInstance().getTime().getTime());
    }

    public Time getCurrentTime() {
        return new Time(Calendar.getInstance().getTime().getTime());
    }

    public String getCurrentUserName() {
        final SecurityService securityService = getSecurityService();
        if (securityService != null && securityService.isSecurityEnabled()) {
            return securityService.getLoggedInUser().getUserName();
        }
        return null;
    }

    public String getCurrentUserId() {
        final SecurityService securityService = getSecurityService();
        if (securityService != null && securityService.isSecurityEnabled()) {
            return securityService.getLoggedInUser().getUserId();
        }
        return null;
    }

    private SecurityService getSecurityService() {
        return WMAppContext.getInstance().getSpringBean("securityService");
    }

}