conversations-classic/src/main/java/eu/siacs/conversations/utils/TimeframeUtils.java
2018-03-07 22:30:36 +01:00

75 lines
2.8 KiB
Java

/*
* Copyright (c) 2018, Daniel Gultsch All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package eu.siacs.conversations.utils;
import android.content.Context;
import android.support.annotation.PluralsRes;
import eu.siacs.conversations.R;
public class TimeframeUtils {
private static final Timeframe[] TIMEFRAMES;
static {
TIMEFRAMES = new Timeframe[]{
new Timeframe(1000L, R.plurals.seconds),
new Timeframe(60L * 1000, R.plurals.minutes),
new Timeframe(60L * 60 * 1000, R.plurals.hours),
new Timeframe(24L * 60 * 60 * 1000, R.plurals.days),
new Timeframe(7L * 24 * 60 * 60 * 1000, R.plurals.weeks),
new Timeframe(30L * 24 * 60 * 60 * 1000, R.plurals.months),
};
}
public static String resolve(Context context, long timeframe) {
for(int i = TIMEFRAMES.length -1 ; i >= 0; --i) {
long duration = TIMEFRAMES[i].duration;
long threshold = i > 0 ? (TIMEFRAMES[i-1].duration / 2) : 0;
if (timeframe >= duration - threshold) {
int count = (int) (timeframe / duration + ((timeframe%duration)>(duration/2)?1:0));
return context.getResources().getQuantityString(TIMEFRAMES[i].name,count,count);
}
}
return context.getResources().getQuantityString(TIMEFRAMES[0].name,0,0);
}
private static class Timeframe {
public final long duration;
public final int name;
private Timeframe(long duration, @PluralsRes int name) {
this.duration = duration;
this.name = name;
}
}
}