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Diffstat (limited to 'src/main/java/de/pixart/messenger/utils/TimeframeUtils.java')
| -rw-r--r-- | src/main/java/de/pixart/messenger/utils/TimeframeUtils.java | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/main/java/de/pixart/messenger/utils/TimeframeUtils.java b/src/main/java/de/pixart/messenger/utils/TimeframeUtils.java new file mode 100644 index 000000000..316733b54 --- /dev/null +++ b/src/main/java/de/pixart/messenger/utils/TimeframeUtils.java @@ -0,0 +1,72 @@ +/* + * 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 de.pixart.messenger.utils; + +import android.content.Context; +import android.support.annotation.PluralsRes; + +import de.pixart.messenger.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; + } + } +}
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