30 lines
812 B
TypeScript
30 lines
812 B
TypeScript
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export function makeRandomQs<Q>(
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amount: number,
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makeQuestion: () => Q
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): () => QuestionGenerator<Q> {
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function makeProgress(i: number, total: number): Progress {
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return { current: i + 1, total };
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}
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return function* () {
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for (let i = 0; i < amount; i++) {
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yield {
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progress: makeProgress(i, amount),
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question: makeQuestion(),
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};
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}
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}
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}
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export function getPercentageDone(progress: Progress): number {
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return Math.round(
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(progress.current / (progress.total + 1)) * 100
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);
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}
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export function getRandomFromList<T>(list: T[]): T {
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return list[Math.floor((Math.random()*list.length))];
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}
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export function makeProgress(i: number, total: number): Progress {
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return { current: i + 1, total };
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}
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