react-day-picker
Version:
Customizable Date Picker for React
230 lines • 16.9 kB
JavaScript
import React, { useCallback, useMemo, useRef } from "react";
import { UI, DayFlag, SelectionState } from "./UI.js";
import { DateLib, defaultLocale } from "./classes/DateLib.js";
import { getClassNamesForModifiers } from "./helpers/getClassNamesForModifiers.js";
import { getComponents } from "./helpers/getComponents.js";
import { getDataAttributes } from "./helpers/getDataAttributes.js";
import { getDefaultClassNames } from "./helpers/getDefaultClassNames.js";
import { getFormatters } from "./helpers/getFormatters.js";
import { getMonthOptions } from "./helpers/getMonthOptions.js";
import { getStyleForModifiers } from "./helpers/getStyleForModifiers.js";
import { getWeekdays } from "./helpers/getWeekdays.js";
import { getYearOptions } from "./helpers/getYearOptions.js";
import * as defaultLabels from "./labels/index.js";
import { useAnimation } from "./useAnimation.js";
import { useCalendar } from "./useCalendar.js";
import { dayPickerContext } from "./useDayPicker.js";
import { useFocus } from "./useFocus.js";
import { useGetModifiers } from "./useGetModifiers.js";
import { useSelection } from "./useSelection.js";
import { rangeIncludesDate } from "./utils/rangeIncludesDate.js";
import { isDateRange } from "./utils/typeguards.js";
/**
* Render the date picker calendar.
*
* @group DayPicker
* @see https://daypicker.dev
*/
export function DayPicker(props) {
const { components, formatters, labels, dateLib, locale, classNames } = useMemo(() => {
const locale = { ...defaultLocale, ...props.locale };
const dateLib = new DateLib({
locale,
weekStartsOn: props.broadcastCalendar ? 1 : props.weekStartsOn,
firstWeekContainsDate: props.firstWeekContainsDate,
useAdditionalWeekYearTokens: props.useAdditionalWeekYearTokens,
useAdditionalDayOfYearTokens: props.useAdditionalDayOfYearTokens,
timeZone: props.timeZone,
numerals: props.numerals
}, props.dateLib);
return {
dateLib,
components: getComponents(props.components),
formatters: getFormatters(props.formatters),
labels: { ...defaultLabels, ...props.labels },
locale,
classNames: { ...getDefaultClassNames(), ...props.classNames }
};
}, [
props.locale,
props.broadcastCalendar,
props.weekStartsOn,
props.firstWeekContainsDate,
props.useAdditionalWeekYearTokens,
props.useAdditionalDayOfYearTokens,
props.timeZone,
props.numerals,
props.dateLib,
props.components,
props.formatters,
props.labels,
props.classNames
]);
const { captionLayout, mode, onDayBlur, onDayClick, onDayFocus, onDayKeyDown, onDayMouseEnter, onDayMouseLeave, onNextClick, onPrevClick, showWeekNumber, styles } = props;
const { formatCaption, formatDay, formatMonthDropdown, formatWeekNumber, formatWeekNumberHeader, formatWeekdayName, formatYearDropdown } = formatters;
const calendar = useCalendar(props, dateLib);
const { days, months, navStart, navEnd, previousMonth, nextMonth, goToMonth } = calendar;
const getModifiers = useGetModifiers(days, props, dateLib);
const { isSelected, select, selected: selectedValue } = useSelection(props, dateLib) ?? {};
const { blur, focused, isFocusTarget, moveFocus, setFocused } = useFocus(props, calendar, getModifiers, isSelected ?? (() => false), dateLib);
const { labelDayButton, labelGridcell, labelGrid, labelMonthDropdown, labelNav, labelWeekday, labelWeekNumber, labelWeekNumberHeader, labelYearDropdown } = labels;
const weekdays = useMemo(() => getWeekdays(dateLib, props.ISOWeek), [dateLib, props.ISOWeek]);
const isInteractive = mode !== undefined || onDayClick !== undefined;
const handlePreviousClick = useCallback(() => {
if (!previousMonth)
return;
goToMonth(previousMonth);
onPrevClick?.(previousMonth);
}, [previousMonth, goToMonth, onPrevClick]);
const handleNextClick = useCallback(() => {
if (!nextMonth)
return;
goToMonth(nextMonth);
onNextClick?.(nextMonth);
}, [goToMonth, nextMonth, onNextClick]);
const handleDayClick = useCallback((day, m) => (e) => {
e.preventDefault();
e.stopPropagation();
setFocused(day);
select?.(day.date, m, e);
onDayClick?.(day.date, m, e);
}, [select, onDayClick, setFocused]);
const handleDayFocus = useCallback((day, m) => (e) => {
setFocused(day);
onDayFocus?.(day.date, m, e);
}, [onDayFocus, setFocused]);
const handleDayBlur = useCallback((day, m) => (e) => {
blur();
onDayBlur?.(day.date, m, e);
}, [blur, onDayBlur]);
const handleDayKeyDown = useCallback((day, modifiers) => (e) => {
const keyMap = {
ArrowLeft: ["day", props.dir === "rtl" ? "after" : "before"],
ArrowRight: ["day", props.dir === "rtl" ? "before" : "after"],
ArrowDown: ["week", "after"],
ArrowUp: ["week", "before"],
PageUp: [e.shiftKey ? "year" : "month", "before"],
PageDown: [e.shiftKey ? "year" : "month", "after"],
Home: ["startOfWeek", "before"],
End: ["endOfWeek", "after"]
};
if (keyMap[e.key]) {
e.preventDefault();
e.stopPropagation();
const [moveBy, moveDir] = keyMap[e.key];
moveFocus(moveBy, moveDir);
}
onDayKeyDown?.(day.date, modifiers, e);
}, [moveFocus, onDayKeyDown, props.dir]);
const handleDayMouseEnter = useCallback((day, modifiers) => (e) => {
onDayMouseEnter?.(day.date, modifiers, e);
}, [onDayMouseEnter]);
const handleDayMouseLeave = useCallback((day, modifiers) => (e) => {
onDayMouseLeave?.(day.date, modifiers, e);
}, [onDayMouseLeave]);
const handleMonthChange = useCallback((date) => (e) => {
const selectedMonth = Number(e.target.value);
const month = dateLib.setMonth(dateLib.startOfMonth(date), selectedMonth);
goToMonth(month);
}, [dateLib, goToMonth]);
const handleYearChange = useCallback((date) => (e) => {
const selectedYear = Number(e.target.value);
const month = dateLib.setYear(dateLib.startOfMonth(date), selectedYear);
goToMonth(month);
}, [dateLib, goToMonth]);
const { className, style } = useMemo(() => ({
className: [classNames[UI.Root], props.className]
.filter(Boolean)
.join(" "),
style: { ...styles?.[UI.Root], ...props.style }
}), [classNames, props.className, props.style, styles]);
const dataAttributes = getDataAttributes(props);
const rootElRef = useRef(null);
useAnimation(rootElRef, Boolean(props.animate), {
classNames,
months,
focused,
dateLib
});
const contextValue = {
dayPickerProps: props,
selected: selectedValue,
select: select,
isSelected,
months,
nextMonth,
previousMonth,
goToMonth,
getModifiers,
components,
classNames,
styles,
labels,
formatters
};
return (React.createElement(dayPickerContext.Provider, { value: contextValue },
React.createElement(components.Root, { rootRef: props.animate ? rootElRef : undefined, className: className, style: style, dir: props.dir, id: props.id, lang: props.lang, nonce: props.nonce, title: props.title, role: props.role, "aria-label": props["aria-label"], ...dataAttributes },
React.createElement(components.Months, { className: classNames[UI.Months], style: styles?.[UI.Months] },
!props.hideNavigation && (React.createElement(components.Nav, { "data-animated-nav": props.animate ? "true" : undefined, className: classNames[UI.Nav], style: styles?.[UI.Nav], "aria-label": labelNav(), onPreviousClick: handlePreviousClick, onNextClick: handleNextClick, previousMonth: previousMonth, nextMonth: nextMonth })),
months.map((calendarMonth, displayIndex) => {
const dropdownMonths = getMonthOptions(calendarMonth.date, navStart, navEnd, formatters, dateLib);
const dropdownYears = getYearOptions(navStart, navEnd, formatters, dateLib);
return (React.createElement(components.Month, { "data-animated-month": props.animate ? "true" : undefined, className: classNames[UI.Month], style: styles?.[UI.Month], key: displayIndex, displayIndex: displayIndex, calendarMonth: calendarMonth },
React.createElement(components.MonthCaption, { "data-animated-caption": props.animate ? "true" : undefined, className: classNames[UI.MonthCaption], style: styles?.[UI.MonthCaption], calendarMonth: calendarMonth, displayIndex: displayIndex }, captionLayout?.startsWith("dropdown") ? (React.createElement(components.DropdownNav, { className: classNames[UI.Dropdowns], style: styles?.[UI.Dropdowns] },
captionLayout === "dropdown" ||
captionLayout === "dropdown-months" ? (React.createElement(components.MonthsDropdown, { className: classNames[UI.MonthsDropdown], "aria-label": labelMonthDropdown(), classNames: classNames, components: components, disabled: Boolean(props.disableNavigation), onChange: handleMonthChange(calendarMonth.date), options: dropdownMonths, style: styles?.[UI.Dropdown], value: dateLib.getMonth(calendarMonth.date) })) : (React.createElement("span", null, formatMonthDropdown(calendarMonth.date, dateLib))),
captionLayout === "dropdown" ||
captionLayout === "dropdown-years" ? (React.createElement(components.YearsDropdown, { className: classNames[UI.YearsDropdown], "aria-label": labelYearDropdown(dateLib.options), classNames: classNames, components: components, disabled: Boolean(props.disableNavigation), onChange: handleYearChange(calendarMonth.date), options: dropdownYears, style: styles?.[UI.Dropdown], value: dateLib.getYear(calendarMonth.date) })) : (React.createElement("span", null, formatYearDropdown(calendarMonth.date, dateLib))),
React.createElement("span", { role: "status", "aria-live": "polite", style: {
border: 0,
clip: "rect(0 0 0 0)",
height: "1px",
margin: "-1px",
overflow: "hidden",
padding: 0,
position: "absolute",
width: "1px",
whiteSpace: "nowrap",
wordWrap: "normal"
} }, formatCaption(calendarMonth.date, dateLib.options, dateLib)))) : (React.createElement(components.CaptionLabel, { className: classNames[UI.CaptionLabel], role: "status", "aria-live": "polite" }, formatCaption(calendarMonth.date, dateLib.options, dateLib)))),
React.createElement(components.MonthGrid, { role: "grid", "aria-multiselectable": mode === "multiple" || mode === "range", "aria-label": labelGrid(calendarMonth.date, dateLib.options, dateLib) ||
undefined, className: classNames[UI.MonthGrid], style: styles?.[UI.MonthGrid] },
!props.hideWeekdays && (React.createElement(components.Weekdays, { "data-animated-weekdays": props.animate ? "true" : undefined, className: classNames[UI.Weekdays], style: styles?.[UI.Weekdays] },
showWeekNumber && (React.createElement(components.WeekNumberHeader, { "aria-label": labelWeekNumberHeader(dateLib.options), className: classNames[UI.WeekNumberHeader], style: styles?.[UI.WeekNumberHeader], scope: "col" }, formatWeekNumberHeader())),
weekdays.map((weekday, i) => (React.createElement(components.Weekday, { "aria-label": labelWeekday(weekday, dateLib.options, dateLib), className: classNames[UI.Weekday], key: i, style: styles?.[UI.Weekday], scope: "col" }, formatWeekdayName(weekday, dateLib.options, dateLib)))))),
React.createElement(components.Weeks, { "data-animated-weeks": props.animate ? "true" : undefined, className: classNames[UI.Weeks], style: styles?.[UI.Weeks] }, calendarMonth.weeks.map((week, weekIndex) => {
return (React.createElement(components.Week, { className: classNames[UI.Week], key: week.weekNumber, style: styles?.[UI.Week], week: week },
showWeekNumber && (React.createElement(components.WeekNumber, { week: week, style: styles?.[UI.WeekNumber], "aria-label": labelWeekNumber(week.weekNumber, {
locale
}), className: classNames[UI.WeekNumber], scope: "row", role: "rowheader" }, formatWeekNumber(week.weekNumber))),
week.days.map((day) => {
const { date } = day;
const modifiers = getModifiers(day);
modifiers[DayFlag.focused] =
!modifiers.hidden &&
Boolean(focused?.isEqualTo(day));
modifiers[SelectionState.selected] =
isSelected?.(date) || modifiers.selected;
if (isDateRange(selectedValue)) {
// add range modifiers
const { from, to } = selectedValue;
modifiers[SelectionState.range_start] = Boolean(from && to && dateLib.isSameDay(date, from));
modifiers[SelectionState.range_end] = Boolean(from && to && dateLib.isSameDay(date, to));
modifiers[SelectionState.range_middle] =
rangeIncludesDate(selectedValue, date, true, dateLib);
}
const style = getStyleForModifiers(modifiers, styles, props.modifiersStyles);
const className = getClassNamesForModifiers(modifiers, classNames, props.modifiersClassNames);
const ariaLabel = !isInteractive && !modifiers.hidden
? labelGridcell(date, modifiers, dateLib.options, dateLib)
: undefined;
return (React.createElement(components.Day, { key: `${dateLib.format(date, "yyyy-MM-dd")}_${dateLib.format(day.displayMonth, "yyyy-MM")}`, day: day, modifiers: modifiers, className: className.join(" "), style: style, role: "gridcell", "aria-selected": modifiers.selected || undefined, "aria-label": ariaLabel, "data-day": dateLib.format(date, "yyyy-MM-dd"), "data-month": day.outside
? dateLib.format(date, "yyyy-MM")
: undefined, "data-selected": modifiers.selected || undefined, "data-disabled": modifiers.disabled || undefined, "data-hidden": modifiers.hidden || undefined, "data-outside": day.outside || undefined, "data-focused": modifiers.focused || undefined, "data-today": modifiers.today || undefined }, !modifiers.hidden && isInteractive ? (React.createElement(components.DayButton, { className: classNames[UI.DayButton], style: styles?.[UI.DayButton], type: "button", day: day, modifiers: modifiers, disabled: modifiers.disabled || undefined, tabIndex: isFocusTarget(day) ? 0 : -1, "aria-label": labelDayButton(date, modifiers, dateLib.options, dateLib), onClick: handleDayClick(day, modifiers), onBlur: handleDayBlur(day, modifiers), onFocus: handleDayFocus(day, modifiers), onKeyDown: handleDayKeyDown(day, modifiers), onMouseEnter: handleDayMouseEnter(day, modifiers), onMouseLeave: handleDayMouseLeave(day, modifiers) }, formatDay(date, dateLib.options, dateLib))) : (!modifiers.hidden &&
formatDay(day.date, dateLib.options, dateLib))));
})));
})))));
})),
props.footer && (React.createElement(components.Footer, { className: classNames[UI.Footer], style: styles?.[UI.Footer], role: "status", "aria-live": "polite" }, props.footer)))));
}
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