File size: 3,237 Bytes
cf86710 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | import { type DateLib, defaultDateLib } from "../classes/DateLib.js";
import type { Matcher } from "../types/index.js";
import { dateMatchModifiers } from "./dateMatchModifiers.js";
import { rangeContainsDayOfWeek } from "./rangeContainsDayOfWeek.js";
import { rangeIncludesDate } from "./rangeIncludesDate.js";
import { rangeOverlaps } from "./rangeOverlaps.js";
import {
isDateAfterType,
isDateBeforeType,
isDateInterval,
isDateRange,
isDatesArray,
isDayOfWeekType,
} from "./typeguards.js";
/**
* Checks if a date range contains dates that match the given modifiers.
*
* @since 9.2.2
* @param range - The date range to check.
* @param modifiers - The modifiers to match against.
* @param dateLib - The date utility library instance.
* @returns `true` if the range contains matching dates, otherwise `false`.
* @group Utilities
*/
export function rangeContainsModifiers(
range: { from: Date; to: Date },
modifiers: Matcher | Matcher[],
dateLib: DateLib = defaultDateLib,
): boolean {
const matchers = Array.isArray(modifiers) ? modifiers : [modifiers];
// Defer function matchers evaluation as they are the least performant.
const nonFunctionMatchers = matchers.filter(
(matcher) => typeof matcher !== "function",
);
const nonFunctionMatchersResult = nonFunctionMatchers.some((matcher) => {
if (typeof matcher === "boolean") return matcher;
if (dateLib.isDate(matcher)) {
return rangeIncludesDate(range, matcher, false, dateLib);
}
if (isDatesArray(matcher, dateLib)) {
return matcher.some((date) =>
rangeIncludesDate(range, date, false, dateLib),
);
}
if (isDateRange(matcher)) {
if (matcher.from && matcher.to) {
return rangeOverlaps(
range,
{ from: matcher.from, to: matcher.to },
dateLib,
);
}
return false;
}
if (isDayOfWeekType(matcher)) {
return rangeContainsDayOfWeek(range, matcher.dayOfWeek, dateLib);
}
if (isDateInterval(matcher)) {
const isClosedInterval = dateLib.isAfter(matcher.before, matcher.after);
if (isClosedInterval) {
return rangeOverlaps(
range,
{
from: dateLib.addDays(matcher.after, 1),
to: dateLib.addDays(matcher.before, -1),
},
dateLib,
);
}
return (
dateMatchModifiers(range.from, matcher, dateLib) ||
dateMatchModifiers(range.to, matcher, dateLib)
);
}
if (isDateAfterType(matcher) || isDateBeforeType(matcher)) {
return (
dateMatchModifiers(range.from, matcher, dateLib) ||
dateMatchModifiers(range.to, matcher, dateLib)
);
}
return false;
});
if (nonFunctionMatchersResult) {
return true;
}
const functionMatchers = matchers.filter(
(matcher) => typeof matcher === "function",
);
if (functionMatchers.length) {
let date = range.from;
const totalDays = dateLib.differenceInCalendarDays(range.to, range.from);
for (let i = 0; i <= totalDays; i++) {
if (functionMatchers.some((matcher) => matcher(date))) {
return true;
}
date = dateLib.addDays(date, 1);
}
}
return false;
}
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