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Merge pull request #1373 from antonilol/difficulty

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fix and improve block time predictions
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softsimon 2022-03-17 12:17:27 +01:00 committed by GitHub
commit b781b3b065
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1 changed files with 10 additions and 14 deletions
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20
backend/src/api/difficulty-adjustment.ts
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@ -32,23 +32,19 @@ class DifficultyAdjustmentApi {
} }
} }
const timeAvgDiff = difficultyChange * 0.1; let timeAvgMins = blocksInEpoch ? diff / blocksInEpoch / 60 : 10;
let timeAvgMins = 10; // Testnet difficulty is set to 1 after 20 minutes of no blocks,
if (timeAvgDiff > 0) {
timeAvgMins -= Math.abs(timeAvgDiff);
} else {
timeAvgMins += Math.abs(timeAvgDiff);
}
// Testnet difficulty is set to 1 after 20 minutes of no blockSize,
// therefore the time between blocks will always be below 20 minutes (1200s). // therefore the time between blocks will always be below 20 minutes (1200s).
let timeOffset = 0; let timeOffset = 0;
if (config.MEMPOOL.NETWORK === 'testnet' && now - latestBlock.timestamp + timeAvgMins * 60 > 1200) { if (config.MEMPOOL.NETWORK === 'testnet') {
timeOffset = -Math.min(now - latestBlock.timestamp, 1200) * 1000; if (timeAvgMins > 20) {
timeAvgMins = 20; timeAvgMins = 20;
} }
if (now - latestBlock.timestamp + timeAvgMins * 60 > 1200) {
timeOffset = -Math.min(now - latestBlock.timestamp, 1200) * 1000;
}
}
const timeAvg = timeAvgMins * 60 * 1000 ; const timeAvg = timeAvgMins * 60 * 1000 ;
const remainingTime = (remainingBlocks * timeAvg) + (now * 1000); const remainingTime = (remainingBlocks * timeAvg) + (now * 1000);