import { matchAnyPattern, repeatedTimeunitPattern } from "../../utils/pattern.js";
import { findMostLikelyADYear } from "../../calculation/years.js";
export const WEEKDAY_DICTIONARY = {
    sunday: 0,
    sun: 0,
    "sun.": 0,
    monday: 1,
    mon: 1,
    "mon.": 1,
    tuesday: 2,
    tue: 2,
    "tue.": 2,
    wednesday: 3,
    wed: 3,
    "wed.": 3,
    thursday: 4,
    thurs: 4,
    "thurs.": 4,
    thur: 4,
    "thur.": 4,
    thu: 4,
    "thu.": 4,
    friday: 5,
    fri: 5,
    "fri.": 5,
    saturday: 6,
    sat: 6,
    "sat.": 6,
};
export const FULL_MONTH_NAME_DICTIONARY = {
    january: 1,
    february: 2,
    march: 3,
    april: 4,
    may: 5,
    june: 6,
    july: 7,
    august: 8,
    september: 9,
    october: 10,
    november: 11,
    december: 12,
};
export const MONTH_DICTIONARY = {
    ...FULL_MONTH_NAME_DICTIONARY,
    jan: 1,
    "jan.": 1,
    feb: 2,
    "feb.": 2,
    mar: 3,
    "mar.": 3,
    apr: 4,
    "apr.": 4,
    jun: 6,
    "jun.": 6,
    jul: 7,
    "jul.": 7,
    aug: 8,
    "aug.": 8,
    sep: 9,
    "sep.": 9,
    sept: 9,
    "sept.": 9,
    oct: 10,
    "oct.": 10,
    nov: 11,
    "nov.": 11,
    dec: 12,
    "dec.": 12,
};
export const INTEGER_WORD_DICTIONARY = {
    one: 1,
    two: 2,
    three: 3,
    four: 4,
    five: 5,
    six: 6,
    seven: 7,
    eight: 8,
    nine: 9,
    ten: 10,
    eleven: 11,
    twelve: 12,
};
export const ORDINAL_WORD_DICTIONARY = {
    first: 1,
    second: 2,
    third: 3,
    fourth: 4,
    fifth: 5,
    sixth: 6,
    seventh: 7,
    eighth: 8,
    ninth: 9,
    tenth: 10,
    eleventh: 11,
    twelfth: 12,
    thirteenth: 13,
    fourteenth: 14,
    fifteenth: 15,
    sixteenth: 16,
    seventeenth: 17,
    eighteenth: 18,
    nineteenth: 19,
    twentieth: 20,
    "twenty first": 21,
    "twenty-first": 21,
    "twenty second": 22,
    "twenty-second": 22,
    "twenty third": 23,
    "twenty-third": 23,
    "twenty fourth": 24,
    "twenty-fourth": 24,
    "twenty fifth": 25,
    "twenty-fifth": 25,
    "twenty sixth": 26,
    "twenty-sixth": 26,
    "twenty seventh": 27,
    "twenty-seventh": 27,
    "twenty eighth": 28,
    "twenty-eighth": 28,
    "twenty ninth": 29,
    "twenty-ninth": 29,
    "thirtieth": 30,
    "thirty first": 31,
    "thirty-first": 31,
};
export const TIME_UNIT_DICTIONARY_NO_ABBR = {
    second: "second",
    seconds: "second",
    minute: "minute",
    minutes: "minute",
    hour: "hour",
    hours: "hour",
    day: "day",
    days: "day",
    week: "week",
    weeks: "week",
    month: "month",
    months: "month",
    quarter: "quarter",
    quarters: "quarter",
    year: "year",
    years: "year",
};
export const TIME_UNIT_DICTIONARY = {
    s: "second",
    sec: "second",
    second: "second",
    seconds: "second",
    m: "minute",
    min: "minute",
    mins: "minute",
    minute: "minute",
    minutes: "minute",
    h: "hour",
    hr: "hour",
    hrs: "hour",
    hour: "hour",
    hours: "hour",
    d: "day",
    day: "day",
    days: "day",
    w: "week",
    week: "week",
    weeks: "week",
    mo: "month",
    mon: "month",
    mos: "month",
    month: "month",
    months: "month",
    qtr: "quarter",
    quarter: "quarter",
    quarters: "quarter",
    y: "year",
    yr: "year",
    year: "year",
    years: "year",
    ...TIME_UNIT_DICTIONARY_NO_ABBR,
};
export const NUMBER_PATTERN = `(?:${matchAnyPattern(INTEGER_WORD_DICTIONARY)}|[0-9]+|[0-9]+\\.[0-9]+|half(?:\\s{0,2}an?)?|an?\\b(?:\\s{0,2}few)?|few|several|the|a?\\s{0,2}couple\\s{0,2}(?:of)?)`;
export function parseNumberPattern(match) {
    const num = match.toLowerCase();
    if (INTEGER_WORD_DICTIONARY[num] !== undefined) {
        return INTEGER_WORD_DICTIONARY[num];
    }
    else if (num === "a" || num === "an" || num == "the") {
        return 1;
    }
    else if (num.match(/few/)) {
        return 3;
    }
    else if (num.match(/half/)) {
        return 0.5;
    }
    else if (num.match(/couple/)) {
        return 2;
    }
    else if (num.match(/several/)) {
        return 7;
    }
    return parseFloat(num);
}
export const ORDINAL_NUMBER_PATTERN = `(?:${matchAnyPattern(ORDINAL_WORD_DICTIONARY)}|[0-9]{1,2}(?:st|nd|rd|th)?)`;
export function parseOrdinalNumberPattern(match) {
    let num = match.toLowerCase();
    if (ORDINAL_WORD_DICTIONARY[num] !== undefined) {
        return ORDINAL_WORD_DICTIONARY[num];
    }
    num = num.replace(/(?:st|nd|rd|th)$/i, "");
    return parseInt(num);
}
export const YEAR_PATTERN = `(?:[1-9][0-9]{0,3}\\s{0,2}(?:BE|AD|BC|BCE|CE)|[1-2][0-9]{3}|[5-9][0-9]|2[0-5])`;
export function parseYear(match) {
    if (/BE/i.test(match)) {
        match = match.replace(/BE/i, "");
        return parseInt(match) - 543;
    }
    if (/BCE?/i.test(match)) {
        match = match.replace(/BCE?/i, "");
        return -parseInt(match);
    }
    if (/(AD|CE)/i.test(match)) {
        match = match.replace(/(AD|CE)/i, "");
        return parseInt(match);
    }
    const rawYearNumber = parseInt(match);
    return findMostLikelyADYear(rawYearNumber);
}
const SINGLE_TIME_UNIT_PATTERN = `(${NUMBER_PATTERN})\\s{0,3}(${matchAnyPattern(TIME_UNIT_DICTIONARY)})`;
const SINGLE_TIME_UNIT_REGEX = new RegExp(SINGLE_TIME_UNIT_PATTERN, "i");
const SINGLE_TIME_UNIT_NO_ABBR_PATTERN = `(${NUMBER_PATTERN})\\s{0,3}(${matchAnyPattern(TIME_UNIT_DICTIONARY_NO_ABBR)})`;
const TIME_UNIT_CONNECTOR_PATTERN = `\\s{0,5},?(?:\\s*and)?\\s{0,5}`;
export const TIME_UNITS_PATTERN = repeatedTimeunitPattern(`(?:(?:about|around)\\s{0,3})?`, SINGLE_TIME_UNIT_PATTERN, TIME_UNIT_CONNECTOR_PATTERN);
export const TIME_UNITS_NO_ABBR_PATTERN = repeatedTimeunitPattern(`(?:(?:about|around)\\s{0,3})?`, SINGLE_TIME_UNIT_NO_ABBR_PATTERN, TIME_UNIT_CONNECTOR_PATTERN);
export function parseDuration(timeunitText) {
    const fragments = {};
    let remainingText = timeunitText;
    let match = SINGLE_TIME_UNIT_REGEX.exec(remainingText);
    while (match) {
        collectDateTimeFragment(fragments, match);
        remainingText = remainingText.substring(match[0].length).trim();
        match = SINGLE_TIME_UNIT_REGEX.exec(remainingText);
    }
    if (Object.keys(fragments).length == 0) {
        return null;
    }
    return fragments;
}
function collectDateTimeFragment(fragments, match) {
    if (match[0].match(/^[a-zA-Z]+$/)) {
        return;
    }
    const num = parseNumberPattern(match[1]);
    const unit = TIME_UNIT_DICTIONARY[match[2].toLowerCase()];
    fragments[unit] = num;
}
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