53 lines
1.1 KiB
TypeScript
53 lines
1.1 KiB
TypeScript
const checked = '[x]'
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interface CheckboxStatistics {
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total: number
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checked: number
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}
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interface MatchedCheckboxes {
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checked: number[]
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unchecked: number[]
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}
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const getCheckboxesInText = (text: string): MatchedCheckboxes => {
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const regex = /[*-] \[[ x]]/g
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let match
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const checkboxes: MatchedCheckboxes = {
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checked: [],
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unchecked: [],
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}
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while ((match = regex.exec(text)) !== null) {
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if (match[0].endsWith(checked)) {
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checkboxes.checked.push(match.index)
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} else {
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checkboxes.unchecked.push(match.index)
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}
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}
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return checkboxes
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}
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/**
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* Returns the indices where checkboxes start and end in the given text.
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*
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* @param text
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*/
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export const findCheckboxesInText = (text: string): number[] => {
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const checkboxes = getCheckboxesInText(text)
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return [
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...checkboxes.checked,
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...checkboxes.unchecked,
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].sort((a, b) => a < b ? -1 : 1)
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}
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export const getChecklistStatistics = (text: string): CheckboxStatistics => {
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const checkboxes = getCheckboxesInText(text)
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return {
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total: checkboxes.checked.length + checkboxes.unchecked.length,
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checked: checkboxes.checked.length,
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}
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}
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