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Limit the words per minute allowed #194

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Limit the words per minute allowed #194

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10 changes: 10 additions & 0 deletions packages/back-nest/src/results/services/result-calculation.service.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,16 @@ export class ResultCalculationService {
const strippedCode = Challenge.getStrippedCode(code);
const cps = strippedCode.length / timeSeconds;
const cpm = cps * 60;
const words = strippedCode.trim().split(' ');
if (words.length === 0) { // Avoid division by zero
return 0;
}
const totalWordLength = words.reduce((sum, word) => sum + word.length, 0);
const avgWordLength = totalWordLength / words.length;
const wpm = cpm / avgWordLength;
if (wpm > 300) { // Abitrary value, change as needed, if cpm is greater they are most likely using an automation program
return 0; // Simply give them no score
}
return Math.floor(cpm);
}

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