@navikt/ds-react
Version:
React components from the Norwegian Labour and Welfare Administration.
164 lines • 7.94 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.useDatepicker = void 0;
const date_fns_1 = require("date-fns");
const react_1 = require("react");
const react_day_picker_1 = require("react-day-picker");
const i18n_hooks_1 = require("../../../util/i18n/i18n.hooks");
const Date_locale_1 = require("../../Date.locale");
const date_utils_1 = require("../../date-utils");
const getValidationMessage = (val = {}) => (Object.assign({ isDisabled: false, isWeekend: false, isEmpty: false, isInvalid: false, isBefore: false, isAfter: false, isValidDate: true }, val));
/**
*
* @see 🏷️ {@link UseDatepickerOptions}
* @see 🏷️ {@link UseDatepickerValue}
* @see 🏷️ {@link DateValidationT}
* @example
* const { datepickerProps, inputProps } = useDatepicker({
* fromDate: new Date("Aug 23 2019"),
* toDate: new Date("Feb 23 2024"),
* onDateChange: console.log,
* onValidate: console.log,
* });
*/
const useDatepicker = (opt = {}) => {
var _a;
const { locale: _locale, required, defaultSelected: _defaultSelected, today = new Date(), fromDate, toDate, disabled, disableWeekends, onDateChange, inputFormat, onValidate, defaultMonth, allowTwoDigitYear = true, } = opt;
const [anchorRef, setAnchorRef] = (0, react_1.useState)(null);
const localeFromProvider = (0, i18n_hooks_1.useDateLocale)();
const locale = _locale ? (0, Date_locale_1.getLocaleFromString)(_locale) : localeFromProvider;
const [defaultSelected, setDefaultSelected] = (0, react_1.useState)(_defaultSelected);
// Initialize states
const [month, setMonth] = (0, react_1.useState)((_a = defaultSelected !== null && defaultSelected !== void 0 ? defaultSelected : defaultMonth) !== null && _a !== void 0 ? _a : today);
const [selectedDay, setSelectedDay] = (0, react_1.useState)(defaultSelected);
const [open, setOpen] = (0, react_1.useState)(false);
const defaultInputValue = defaultSelected
? (0, date_utils_1.formatDateForInput)(defaultSelected, locale, "date", inputFormat)
: "";
const [inputValue, setInputValue] = (0, react_1.useState)(defaultInputValue);
const handleOpen = (0, react_1.useCallback)((newOpen) => {
var _a, _b;
setOpen(newOpen);
newOpen &&
setMonth((_b = (_a = selectedDay !== null && selectedDay !== void 0 ? selectedDay : defaultSelected) !== null && _a !== void 0 ? _a : defaultMonth) !== null && _b !== void 0 ? _b : today);
}, [defaultMonth, defaultSelected, selectedDay, today]);
const updateDate = (date) => {
onDateChange === null || onDateChange === void 0 ? void 0 : onDateChange(date);
setSelectedDay(date);
};
const updateValidation = (val = {}) => onValidate === null || onValidate === void 0 ? void 0 : onValidate(getValidationMessage(val));
const reset = () => {
var _a;
updateDate(defaultSelected);
setMonth((_a = defaultSelected !== null && defaultSelected !== void 0 ? defaultSelected : defaultMonth) !== null && _a !== void 0 ? _a : today);
setInputValue(defaultInputValue !== null && defaultInputValue !== void 0 ? defaultInputValue : "");
setDefaultSelected(_defaultSelected);
};
const setSelected = (date) => {
var _a;
updateDate(date);
setMonth((_a = date !== null && date !== void 0 ? date : defaultMonth) !== null && _a !== void 0 ? _a : today);
setInputValue(date ? (0, date_utils_1.formatDateForInput)(date, locale, "date", inputFormat) : "");
};
const handleFocus = (e) => {
if (e.target.readOnly) {
return;
}
const day = (0, date_utils_1.parseDate)(e.target.value, today, locale, "date", allowTwoDigitYear);
if ((0, date_utils_1.isValidDate)(day)) {
setInputValue((0, date_utils_1.formatDateForInput)(day, locale, "date", inputFormat));
const isBefore = fromDate && day && (0, date_fns_1.differenceInCalendarDays)(fromDate, day) > 0;
const isAfter = toDate && day && (0, date_fns_1.differenceInCalendarDays)(day, toDate) > 0;
!isBefore && !isAfter && setMonth(day);
}
};
const handleBlur = (e) => {
const day = (0, date_utils_1.parseDate)(e.target.value, today, locale, "date", allowTwoDigitYear);
(0, date_utils_1.isValidDate)(day) &&
setInputValue((0, date_utils_1.formatDateForInput)(day, locale, "date", inputFormat));
};
/* Only allow de-selecting if not required */
const handleDayClick = (day, { selected }) => {
if (selected && required) {
return;
}
if (day && !selected) {
handleOpen(false);
anchorRef === null || anchorRef === void 0 ? void 0 : anchorRef.focus();
}
if (selected) {
updateDate(undefined);
setInputValue("");
updateValidation({ isValidDate: false, isEmpty: true });
return;
}
updateDate(day);
updateValidation();
setMonth(day);
setInputValue(day ? (0, date_utils_1.formatDateForInput)(day, locale, "date", inputFormat) : "");
};
// When changing the input field, save its value in state and check if the
// string is a valid date. If it is a valid day, set it as selected and update
// the calendar’s month.
const handleChange = (e) => {
setInputValue(e.target.value);
const day = (0, date_utils_1.parseDate)(e.target.value, today, locale, "date", allowTwoDigitYear);
const isBefore = fromDate && day && (0, date_fns_1.differenceInCalendarDays)(fromDate, day) > 0;
const isAfter = toDate && day && (0, date_fns_1.differenceInCalendarDays)(day, toDate) > 0;
if (!(0, date_utils_1.isValidDate)(day) ||
(disableWeekends && (0, date_fns_1.isWeekend)(day)) ||
(disabled && (0, react_day_picker_1.dateMatchModifiers)(day, disabled))) {
updateDate(undefined);
updateValidation({
isInvalid: !(0, date_utils_1.isValidDate)(day),
isWeekend: disableWeekends && (0, date_fns_1.isWeekend)(day),
isDisabled: disabled && (0, react_day_picker_1.dateMatchModifiers)(day, disabled),
isValidDate: false,
isEmpty: !e.target.value,
isBefore: isBefore !== null && isBefore !== void 0 ? isBefore : false,
isAfter: isAfter !== null && isAfter !== void 0 ? isAfter : false,
});
return;
}
if (isBefore || isAfter) {
updateDate(undefined);
updateValidation({
isValidDate: false,
isBefore: isBefore !== null && isBefore !== void 0 ? isBefore : false,
isAfter: isAfter !== null && isAfter !== void 0 ? isAfter : false,
});
return;
}
updateDate(day);
updateValidation();
setMonth(defaultMonth !== null && defaultMonth !== void 0 ? defaultMonth : day);
};
const datepickerProps = {
month,
onMonthChange: setMonth,
onDayClick: handleDayClick,
selected: selectedDay !== null && selectedDay !== void 0 ? selectedDay : new Date("Invalid date"),
locale: _locale,
fromDate,
toDate,
today,
open,
onClose: () => {
handleOpen(false);
anchorRef === null || anchorRef === void 0 ? void 0 : anchorRef.focus();
},
onOpenToggle: () => handleOpen(!open),
disabled,
disableWeekends,
};
const inputProps = {
onChange: handleChange,
onFocus: handleFocus,
onBlur: handleBlur,
value: inputValue,
setAnchorRef,
};
return { datepickerProps, inputProps, reset, selectedDay, setSelected };
};
exports.useDatepicker = useDatepicker;
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