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solana-with-rpc-optimizations
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fix: prevent negative count up period on tps card (#18344)

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Josh 2021-06-30 17:47:54 -07:00 committed by GitHub
parent 531f1bce78
commit f871afd548
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1 changed files with 8 additions and 2 deletions
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10
explorer/src/components/TpsCard.tsx
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@ -230,8 +230,14 @@ function AnimatedTransactionCount({ info }: { info: PerformanceInfo }) {
// and start from there.
const elapsed = Date.now() - countUp.lastUpdate;
const elapsedPeriods = elapsed / (PERF_UPDATE_SEC * 1000);
countUp.start = countUp.start + elapsedPeriods * countUp.period;
countUp.period = txCount - countUp.start;
countUp.start = Math.floor(
countUp.start + elapsedPeriods * countUp.period
);
// if counter gets ahead of actual count, just hold for a bit
// until txCount catches up (this will sometimes happen when a tab is
// sent to the background and/or connection drops)
countUp.period = Math.max(txCount - countUp.start, 1);
} else {
// Since this is the first tx count value, estimate the previous
// tx count in order to have a starting point for our animation