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groupBy: fill empty intervals by null, closes #388

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Alexander Zobnin
2017-07-03 12:03:17 +03:00
parent 007ddbf72f
commit badc5e4cb9
4 changed files with 25 additions and 7 deletions
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10
dist/test/datasource-zabbix/timeseries.js vendored
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@@ -121,10 +121,16 @@ function groupBy_perf(datapoints, interval, groupByCallback) {
point_frame_ts = getPointTimeFrame(point[POINT_TIMESTAMP], ms_interval);
if (point_frame_ts === frame_ts) {
frame_values.push(point[POINT_VALUE]);
} else {
} else if (point_frame_ts > frame_ts) {
frame_value = groupByCallback(frame_values);
grouped_series.push([frame_value, frame_ts]);
frame_ts = point_frame_ts;
// Move frame window to next non-empty interval and fill empty by null
frame_ts += ms_interval;
while (frame_ts < point_frame_ts) {
grouped_series.push([null, frame_ts]);
frame_ts += ms_interval;
}
frame_values = [point[POINT_VALUE]];
}
}