@ministryofjustice/hmpps-digital-prison-reporting-frontend/dpr/components/_inputs/start-end-date/utils.js

The Digital Prison Reporting Frontend contains templates and code to help display data effectively in UI applications.

import { calcDatesForAPI } from '../../../utils/durationCalculator.js';

const setDateRangeValuesWithinMinMax = (filter, startValue, endValue) => {
    const { min, max } = filter;
    const start = min ? compareMin(min, startValue) : startValue;
    const end = max ? compareMax(max, endValue) : endValue;
    return {
        start: start || '',
        end: end || '',
    };
};
const compareMin = (min, dateValue) => {
    const minDate = new Date(min);
    const date = dateValue ? new Date(dateValue) : new Date();
    return date < minDate ? min : dateValue;
};
const compareMax = (max, dateValue) => {
    const maxDate = new Date(max);
    const date = dateValue ? new Date(dateValue) : new Date();
    return date > maxDate ? max : dateValue;
};
/**
 * Given the filter definition for a date-range with defaults
 * - will initialise the filter with correct start end dates
 * - if default relative range it will calc the correct start end dates
 *
 * @param {components['schemas']['FilterDefinition']} filter
 * @return {*}  {DateRange}
 */
const getStartAndEndValueFromDefinition = (filter) => {
    const { min, max, defaultValue, defaultQuickFilterValue } = filter;
    let value = { start: '', end: '' };
    if (defaultQuickFilterValue) {
        const relative = defaultQuickFilterValue;
        value.relative = relative;
        const calculated = calcDatesForAPI(relative);
        if (calculated) {
            value = {
                ...setDateRangeValuesWithinMinMax(filter, calculated.start, calculated.end),
                relative,
            };
        }
        return value;
    }
    let startValue = min;
    let endValue = max;
    const dateRegEx = /^\d{1,4}-\d{1,2}-\d{2} - \d{1,4}-\d{1,2}-\d{1,2}$/;
    if (defaultValue && dateRegEx.test(defaultValue)) {
        [startValue, endValue] = defaultValue.split(' - ');
    }
    if (startValue || endValue) {
        value = setDateRangeValuesWithinMinMax(filter, startValue || undefined, endValue || undefined);
    }
    return value;
};
function isDateRange(value) {
    return value.start !== undefined || value.end !== undefined;
}
var StartEndDatetUtils = {
    compareMax,
    compareMin,
    isDateRange,
    setDateRangeValuesWithinMinMax,
    getStartAndEndValueFromDefinition,
};

export { compareMax, compareMin, StartEndDatetUtils as default, getStartAndEndValueFromDefinition, isDateRange, setDateRangeValuesWithinMinMax };
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