/**
 * Copyright 2018-2028 WindChat Group
 *
 * 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.windchat.common.utils;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.TimeZone;

/**
 * @author Sam{@link an.guoyue254@gmail.com}
 * @since 2018-01-31 12:36:18
 */
public class TimeFormats {
    public static String formatToSeconds(long time) {
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        return format.format(new Date(time));
    }

    //获取当日0点的毫秒值
    public static long getStartTimeOfDay(long now) {
        TimeZone timeZone = TimeZone.getTimeZone("GMT+8");
        Calendar calendar = Calendar.getInstance(timeZone);
        calendar.setTimeInMillis(now);
        calendar.set(Calendar.HOUR_OF_DAY, 0);
        calendar.set(Calendar.MINUTE, 0);
        calendar.set(Calendar.SECOND, 0);
        calendar.set(Calendar.MILLISECOND, 0);
        return calendar.getTimeInMillis();
    }

    //获取当日23:59:59的毫秒值
    public static long getEndTimeOfDay(long now) {
        TimeZone timeZone = TimeZone.getTimeZone("GMT+8");
        Calendar calendar = Calendar.getInstance(timeZone);
        calendar.setTimeInMillis(now);
        calendar.set(Calendar.HOUR_OF_DAY, 23);
        calendar.set(Calendar.MINUTE, 59);
        calendar.set(Calendar.SECOND, 59);
        calendar.set(Calendar.MILLISECOND, 999);
        return calendar.getTimeInMillis();
    }
}