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Prevent getWeightedValue() function from null error if items and weights do not match

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Dev 2023-12-01 14:15:11 +00:00
parent 2a3839f6de
commit e1790ff7a5
1 changed files with 6 additions and 0 deletions
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6
project/src/helpers/WeightedRandomHelper.ts
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@ -22,6 +22,12 @@ export class WeightedRandomHelper
{ {
const itemKeys = Object.keys(itemArray); const itemKeys = Object.keys(itemArray);
const weights = Object.values(itemArray); const weights = Object.values(itemArray);
if (itemKeys.length !== weights.length)
{
return null;
}
const chosenItem = this.weightedRandom(itemKeys, weights); const chosenItem = this.weightedRandom(itemKeys, weights);
return chosenItem.item; return chosenItem.item;