export const empty              = '';
export const space              = ' ';
export const nbsp               = '\u00A0';
export const zwsp               = '\u200B';

export const negativeZero       = -0;

export const ticksPerSecond     = 1000;
export const secondsPerMinute   =   60;
export const minutesPerHour     =   60;
export const hoursPerDay        =   24;
export const daysPerWeek        =    7;

export const ticksPerMinute     = ticksPerSecond    * secondsPerMinute;
export const ticksPerHour       = ticksPerMinute    * minutesPerHour;
export const ticksPerDay        = ticksPerHour      * hoursPerDay;
export const ticksPerWeek       = ticksPerDay       * daysPerWeek;

export const secondsPerHour     = secondsPerMinute  * minutesPerHour;
export const secondsPerDay      = secondsPerHour    * hoursPerDay;
export const secondsPerWeek     = secondsPerDay     * daysPerWeek;

export const minutesPerDay      = minutesPerHour    * hoursPerDay;
export const minutesPerWeek     = minutesPerDay     * daysPerWeek;

export const hoursPerWeek       = hoursPerDay       * daysPerWeek;

export type DayOfWeek           = (0 | 1 | 2 | 3 | 4 | 5 | 6);

export const day                = Object.freeze({
    sunday:     0,
    sun: 0,
    su: 0,
    monday:     1,
    mon: 1,
    mo: 1,
    tuesday:    2,
    tue: 2,
    tu: 2,
    tues: 2,
    wednesday:  3,
    wed: 3,
    we: 3,
    thursday:   4,
    thu: 4,
    th: 4,
    thur: 4,
    thurs: 4,
    friday:     5,
    fri: 5,
    fr: 5,
    saturday: 6,
    sat: 6,
    sa: 6,
} as Record<string, DayOfWeek>);

export type MonthOfYear         = (0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11);

export const month = Object.freeze({
    january:     0,
    jan:         0,
    february:    1,
    feb:         1,
    march:       2,
    mar:         2,
    april:       3,
    apr:         3,
    may:         4,
    june:        5,
    jun:         5,
    july:        6,
    jul:         6,
    august:      7,
    aug:         7,
    september:   8,
    sept:        8,
    sep:         8,
    october:     9,
    oct:         9,
    november:   10,
    nov:        10,
    december:   11,
    dec:        11,
} as Record<string, MonthOfYear>);

export const charcode = Object.freeze({
    ' ':   32,
    '!':   33,
    '"':   34,
    '#':   35,
    '$':   36,
    '%':   37,
    '&':   38,
    "'":   39,
    '(':   40,
    ')':   41,
    '*':   42,
    '+':   43,
    ',':   44,
    '-':   45,
    '.':   46,
    '/':   47,
    '0':   48,
    '1':   49,
    '2':   50,
    '3':   51,
    '4':   52,
    '5':   53,
    '6':   54,
    '7':   55,
    '8':   56,
    '9':   57,
    ':':   58,
    ';':   59,
    '<':   60,
    '=':   61,
    '>':   62,
    '?':   63,
    '@':   64,
    'A':   65,
    'B':   66,
    'C':   67,
    'D':   68,
    'E':   69,
    'F':   70,
    'G':   71,
    'H':   72,
    'I':   73,
    'J':   74,
    'K':   75,
    'L':   76,
    'M':   77,
    'N':   78,
    'O':   79,
    'P':   80,
    'Q':   81,
    'R':   82,
    'S':   83,
    'T':   84,
    'U':   85,
    'V':   86,
    'W':   87,
    'X':   88,
    'Y':   89,
    'Z':   90,
    '[':   91,
    '\\':  92,
    ']':   93,
    '^':   94,
    '_':   95,
    '`':   96,
    'a':   97,
    'b':   98,
    'c':   99,
    'd':  100,
    'e':  101,
    'f':  102,
    'g':  103,
    'h':  104,
    'i':  105,
    'j':  106,
    'k':  107,
    'l':  108,
    'm':  109,
    'n':  110,
    'o':  111,
    'p':  112,
    'q':  113,
    'r':  114,
    's':  115,
    't':  116,
    'u':  117,
    'v':  118,
    'w':  119,
    'x':  120,
    'y':  121,
    'z':  122,
    '{':  123,
    '|':  124,
    '}':  125,
    '~':  126,
});

export const mouseButton = Object.freeze({
    left:   0,
    middle: 1,
    right:  2,
});

export const keycode = Object.freeze({
    escape:             27,
    f1:                112,
    f2:                113,
    f3:                114,
    f4:                115,
    f5:                116,
    f6:                117,
    f7:                118,
    f8:                119,
    f9:                120,
    f10:               121,
    f11:               122,
    f12:               123,
    prtScr:             44,
    scrollLock:        145,
    pause:              19,
    grave:             192,
    key1:               49,
    key2:               50,
    key3:               51,
    key4:               52,
    key5:               53,
    key6:               54,
    key7:               55,
    key8:               56,
    key9:               57,
    key0:               48,
    dash:              189,
    equals:            187,
    backspace:           8,
    tab:                 9,
    q:                  81,
    w:                  87,
    e:                  69,
    r:                  82,
    t:                  84,
    y:                  89,
    u:                  85,
    i:                  73,
    o:                  79,
    p:                  80,
    openBracket:       219,
    closeBracket:      221,
    backSlash:         220,
    capsLock:           20,
    a:                  65,
    s:                  83,
    d:                  68,
    f:                  70,
    g:                  71,
    h:                  72,
    j:                  74,
    k:                  75,
    l:                  76,
    semiColon:         186,
    quote:             222,
    enter:              13,
    shift:              16,
    z:                  90,
    x:                  88,
    c:                  67,
    v:                  86,
    b:                  66,
    n:                  78,
    m:                  77,
    comma:             188,
    period:            190,
    slash:             191,
    ctrl:               17,
    leftWindow:         91,
    alt:                18,
    space:              32,
    rightWindow:        92,
    menu:               93,
    ins:                45,
    home:               36,
    pageUp:             33,
    del:                46,
    end:                35,
    pageDown:           34,
    arrowUp:            38,
    arrowLeft:          37,
    arrowDown:          40,
    arrowRight:         39,
    numLock:           144,
    divide:            111,
    multiply:          106,
    subtract:          109,
    numpad7:           103,
    numpad8:           104,
    numpad9:           105,
    add:               107,
    numpad4:           100,
    numpad5:           101,
    numpad6:           102,
    numpad1:            97,
    numpad2:            98,
    numpad3:            99,
    numpad0:            96,
    decimalPoint:      110,
});

export default {
    empty,
    space,
    nbsp,
    zwsp,
    ticksPerSecond,
    secondsPerMinute,
    minutesPerHour,
    hoursPerDay,
    daysPerWeek,
    ticksPerMinute,
    ticksPerHour,
    ticksPerDay,
    ticksPerWeek,
    secondsPerHour,
    secondsPerDay,
    secondsPerWeek,
    minutesPerDay,
    minutesPerWeek,
    hoursPerWeek,
    day,
    month,
    charcode,
    mouseButton,
    keycode,
};