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All rights reserved.\n * This file is licensed to you under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License. You may obtain a copy\n * of the License at http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software distributed under\n * the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS\n * OF ANY KIND, either express or implied. See the License for the specific language\n * governing permissions and limitations under the License.\n */\nimport {\n  CalendarDate,\n  DateDuration,\n  maxDate,\n  minDate,\n  startOfMonth,\n  startOfWeek,\n  startOfYear,\n  toCalendarDate\n} from '@internationalized/date';\nimport {DateValue} from './types';\n\nexport function isInvalid(\n  date: DateValue,\n  minValue?: DateValue | null,\n  maxValue?: DateValue | null\n): boolean {\n  return (\n    (minValue != null && date.compare(minValue) < 0) ||\n    (maxValue != null && date.compare(maxValue) > 0)\n  );\n}\n\nexport function alignCenter(\n  date: CalendarDate,\n  duration: DateDuration,\n  locale: string,\n  minValue?: DateValue | null,\n  maxValue?: DateValue | null\n): CalendarDate {\n  let halfDuration: DateDuration = {};\n  for (let key in duration) {\n    halfDuration[key] = Math.floor(duration[key] / 2);\n    if (halfDuration[key] > 0 && duration[key] % 2 === 0) {\n      halfDuration[key]--;\n    }\n  }\n\n  let aligned = alignStart(date, duration, locale).subtract(halfDuration);\n  return constrainStart(date, aligned, duration, locale, minValue, maxValue);\n}\n\nexport function alignStart(\n  date: CalendarDate,\n  duration: DateDuration,\n  locale: string,\n  minValue?: DateValue | null,\n  maxValue?: DateValue | null\n): CalendarDate {\n  // align to the start of the largest unit\n  let aligned = date;\n  if (duration.years) {\n    aligned = startOfYear(date);\n  } else if (duration.months) {\n    aligned = startOfMonth(date);\n  } else if (duration.weeks || (duration.days && duration.days > 7)) {\n    aligned = startOfWeek(date, locale);\n  }\n\n  return constrainStart(date, aligned, duration, locale, minValue, maxValue);\n}\n\nexport function alignEnd(\n  date: CalendarDate,\n  duration: DateDuration,\n  locale: string,\n  minValue?: DateValue | null,\n  maxValue?: DateValue | null\n): CalendarDate {\n  let d = {...duration};\n  // subtract 1 from the smallest unit\n  if (d.days) {\n    d.days--;\n  } else if (d.weeks) {\n    d.weeks--;\n  } else if (d.months) {\n    d.months--;\n  } else if (d.years) {\n    d.years--;\n  }\n\n  let aligned = alignStart(date, duration, locale).subtract(d);\n  return constrainStart(date, aligned, duration, locale, minValue, maxValue);\n}\n\nexport function constrainStart(\n  date: CalendarDate,\n  aligned: CalendarDate,\n  duration: DateDuration,\n  locale: string,\n  minValue?: DateValue | null,\n  maxValue?: DateValue | null\n): CalendarDate {\n  if (minValue && date.compare(minValue) >= 0) {\n    let newDate = maxDate(aligned, alignStart(toCalendarDate(minValue), duration, locale));\n    if (newDate) {\n      aligned = newDate;\n    }\n  }\n\n  if (maxValue && date.compare(maxValue) <= 0) {\n    let newDate = minDate(aligned, alignEnd(toCalendarDate(maxValue), duration, locale));\n    if (newDate) {\n      aligned = newDate;\n    }\n  }\n\n  return aligned;\n}\n\nexport function constrainValue(\n  date: CalendarDate,\n  minValue?: DateValue | null,\n  maxValue?: DateValue | null\n): CalendarDate {\n  if (minValue) {\n    let newDate = maxDate(date, toCalendarDate(minValue));\n    if (newDate) {\n      date = newDate;\n    }\n  }\n\n  if (maxValue) {\n    let newDate = minDate(date, toCalendarDate(maxValue));\n    if (newDate) {\n      date = newDate;\n    }\n  }\n\n  return date;\n}\n\nexport function previousAvailableDate(\n  date: CalendarDate,\n  minValue: DateValue,\n  isDateUnavailable?: (date: CalendarDate) => boolean\n): CalendarDate | null {\n  if (!isDateUnavailable) {\n    return date;\n  }\n\n  while (date.compare(minValue) >= 0 && isDateUnavailable(date)) {\n    date = date.subtract({days: 1});\n  }\n\n  if (date.compare(minValue) >= 0) {\n    return date;\n  }\n  return null;\n}\n\nexport function isEqualDuration(a: DateDuration, b: DateDuration): boolean {\n  if (a === b) {\n    return true;\n  }\n\n  return a.days === b.days && a.weeks === b.weeks && a.months === b.months && a.years === b.years;\n}\n"],"names":[],"version":3,"file":"utils.cjs.map"}