2015-07-14 00:29:32 +02:00
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package nodomain.freeyourgadget.gadgetbridge.charts;
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import java.util.List;
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import nodomain.freeyourgadget.gadgetbridge.GBActivitySample;
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public class ActivityAnalysis {
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public ActivityAmounts calculateActivityAmounts(List<GBActivitySample> samples) {
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ActivityAmount deepSleep = new ActivityAmount(ActivityKind.TYPE_DEEP_SLEEP);
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ActivityAmount lightSleep = new ActivityAmount(ActivityKind.TYPE_LIGHT_SLEEP);
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ActivityAmount activity = new ActivityAmount(ActivityKind.TYPE_ACTIVITY);
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ActivityAmount previousAmount = null;
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GBActivitySample previousSample = null;
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2015-07-25 21:52:52 +02:00
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for (GBActivitySample sample : samples) {
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2015-07-14 00:29:32 +02:00
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ActivityAmount amount = null;
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switch (sample.getType()) {
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case GBActivitySample.TYPE_DEEP_SLEEP:
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amount = deepSleep;
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break;
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case GBActivitySample.TYPE_LIGHT_SLEEP:
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amount = lightSleep;
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break;
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case GBActivitySample.TYPE_UNKNOWN:
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default:
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amount = activity;
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break;
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}
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if (previousSample != null) {
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long timeDifference = sample.getTimestamp() - previousSample.getTimestamp();
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if (previousSample.getType() == sample.getType()) {
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amount.addSeconds(timeDifference);
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} else {
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long sharedTimeDifference = (long) (timeDifference / 2.0f);
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previousAmount.addSeconds(sharedTimeDifference);
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amount.addSeconds(sharedTimeDifference);
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}
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} else {
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// nothing to do, we can only calculate when we have the next sample
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}
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previousAmount = amount;
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previousSample = sample;
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}
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ActivityAmounts result = new ActivityAmounts();
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if (deepSleep.getTotalSeconds() > 0) {
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result.addAmount(deepSleep);
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}
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if (lightSleep.getTotalSeconds() > 0) {
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result.addAmount(lightSleep);
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}
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if (activity.getTotalSeconds() > 0) {
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result.addAmount(activity);
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}
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result.calculatePercentages();
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return result;
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}
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}
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