/*!
FullCalendar Luxon 2 Plugin v6.1.8
Docs & License: https://fullcalendar.io/docs/luxon2
(c) 2023 Adam Shaw
*/
FullCalendar.Luxon2 = (function (exports, core, luxon, internal) {
    'use strict';

    function toLuxonDateTime(date, calendar) {
        if (!(calendar instanceof internal.CalendarImpl)) {
            throw new Error('must supply a CalendarApi instance');
        }
        let { dateEnv } = calendar.getCurrentData();
        return luxon.DateTime.fromJSDate(date, {
            zone: dateEnv.timeZone,
            locale: dateEnv.locale.codes[0],
        });
    }
    function toLuxonDuration(duration, calendar) {
        if (!(calendar instanceof internal.CalendarImpl)) {
            throw new Error('must supply a CalendarApi instance');
        }
        let { dateEnv } = calendar.getCurrentData();
        return luxon.Duration.fromObject(duration, {
            locale: dateEnv.locale.codes[0],
        });
    }
    // Internal Utils
    function luxonToArray(datetime) {
        return [
            datetime.year,
            datetime.month - 1,
            datetime.day,
            datetime.hour,
            datetime.minute,
            datetime.second,
            datetime.millisecond,
        ];
    }
    function arrayToLuxon(arr, timeZone, locale) {
        return luxon.DateTime.fromObject({
            year: arr[0],
            month: arr[1] + 1,
            day: arr[2],
            hour: arr[3],
            minute: arr[4],
            second: arr[5],
            millisecond: arr[6],
        }, {
            locale,
            zone: timeZone,
        });
    }

    class LuxonNamedTimeZone extends internal.NamedTimeZoneImpl {
        offsetForArray(a) {
            return arrayToLuxon(a, this.timeZoneName).offset;
        }
        timestampToArray(ms) {
            return luxonToArray(luxon.DateTime.fromMillis(ms, {
                zone: this.timeZoneName,
            }));
        }
    }

    function formatWithCmdStr(cmdStr, arg) {
        let cmd = parseCmdStr(cmdStr);
        if (arg.end) {
            let start = arrayToLuxon(arg.start.array, arg.timeZone, arg.localeCodes[0]);
            let end = arrayToLuxon(arg.end.array, arg.timeZone, arg.localeCodes[0]);
            return formatRange(cmd, start.toFormat.bind(start), end.toFormat.bind(end), arg.defaultSeparator);
        }
        return arrayToLuxon(arg.date.array, arg.timeZone, arg.localeCodes[0]).toFormat(cmd.whole);
    }
    function parseCmdStr(cmdStr) {
        let parts = cmdStr.match(/^(.*?)\{(.*)\}(.*)$/); // TODO: lookbehinds for escape characters
        if (parts) {
            let middle = parseCmdStr(parts[2]);
            return {
                head: parts[1],
                middle,
                tail: parts[3],
                whole: parts[1] + middle.whole + parts[3],
            };
        }
        return {
            head: null,
            middle: null,
            tail: null,
            whole: cmdStr,
        };
    }
    function formatRange(cmd, formatStart, formatEnd, separator) {
        if (cmd.middle) {
            let startHead = formatStart(cmd.head);
            let startMiddle = formatRange(cmd.middle, formatStart, formatEnd, separator);
            let startTail = formatStart(cmd.tail);
            let endHead = formatEnd(cmd.head);
            let endMiddle = formatRange(cmd.middle, formatStart, formatEnd, separator);
            let endTail = formatEnd(cmd.tail);
            if (startHead === endHead && startTail === endTail) {
                return startHead +
                    (startMiddle === endMiddle ? startMiddle : startMiddle + separator + endMiddle) +
                    startTail;
            }
        }
        let startWhole = formatStart(cmd.whole);
        let endWhole = formatEnd(cmd.whole);
        if (startWhole === endWhole) {
            return startWhole;
        }
        return startWhole + separator + endWhole;
    }

    var plugin = core.createPlugin({
        name: '@fullcalendar/luxon2',
        cmdFormatter: formatWithCmdStr,
        namedTimeZonedImpl: LuxonNamedTimeZone,
    });

    core.globalPlugins.push(plugin);

    exports["default"] = plugin;
    exports.toLuxonDateTime = toLuxonDateTime;
    exports.toLuxonDuration = toLuxonDuration;

    Object.defineProperty(exports, '__esModule', { value: true });

    return exports;

})({}, FullCalendar, luxon, FullCalendar.Internal);
