'use strict';

var pos =    'position',
    t =      'top',
    r =      'right',
    b =      'bottom',
    l =      'left',
    w =      'width',
    h =      'height',
    ov =     'overflow',
    col =    'color',
    con =    'content',
    ovx =    ov + '-x',
    ovy =    ov + '-y',
    fl =     'flex',
    fld =    fl + '-direction',
    flg =    fl + '-grow',
    fls =    fl + '-shrink',
    flb =    fl + '-basis',
    flw =    fl + '-wrap',
    align =  'align',
    ai =     align + '-items',
    ac =     align + '-' + con,
    as =     align + '-self',
    mr  =    'margin',
    mrt =    mr + '-' + t,
    mrr =    mr + '-' + r,
    mrb =    mr + '-' + b,
    mrl =    mr + '-' + l,
    pd  =    'padding',
    pdt =    pd + '-' + t,
    pdr =    pd + '-' + r,
    pdb =    pd + '-' + b,
    pdl =    pd + '-' + l,
    bd =     'border',
    bdt =    bd + '-' + t,
    bdr =    bd + '-' + r,
    bdb =    bd + '-' + b,
    bdl =    bd + '-' + l,
    bdrad =  bd + '-radius',
    bg =     'background',
    bgc =    bg + '-' + col,
    bgi =    bg + '-image',
    bgr =    bg + '-repeat',
    bga =    bg + '-attachment',
    bgp =    bg + '-position',
    bgs =    bg + '-size',
    bgo =    bg + '-origin',
    bgcl =   bg + '-clip',
    style =  'style',
    f =      'font',
    fz =     f + '-size',
    fs =     f + '-' + style,
    fw =     f + '-weight',
    ff =     f + '-family',
    text =   'text',
    ta =     text + '-align',
    td =     text + '-decoration',
    tt =     text + '-transform',
    ts =     text + '-shadow',
    tov =    text + '-overflow',
    st =     'stroke',
    stw =    st + '-width',
    stl =    st + '-linecap',
    an =     'animation',
    ann =    an + '-name'
    ;

var atoms = exports.atoms = {
    // Positioning
    pos,
    t,
    r,
    b,
    l,
    z:      'z-index',

    // Layout (box model)
    d:      'display',
    vis:    'visibility',
    w,
    h,
    minW:   'min-' + w,
    maxW:   'max-' + w,
    minH:   'min-' + h,
    maxH:   'max-' + h,
    ov,
    ovx,
    ovy,
    bxz:    'box-sizing',
    cl:     'clip',
    clp:    'clip-path',
    clr:    'clear',
    tbl:    'table-layout',

    // Flexbox
    fl,
    fld,
    flg,
    fls,
    flb,
    flw,
    jc:     'justify-' + con,
    ai,
    ac,
    as,

    // Margins
    mr,
    mrt,
    mrr,
    mrb,
    mrl,
    mar:    mr,
    mart:   mrt,
    marr:   mrr,
    marb:   mrb,
    marl:   mrl,

    // Paddings
    pd,
    pdt,
    pdr,
    pdb,
    pdl,
    pad:    pd,
    padt:   pdt,
    padr:   pdr,
    padb:   pdb,
    padl:   pdl,

    // Borders
    bd,
    bdt,
    bdr,
    bdb,
    bdl,
    bdrad,
    bdc:    bd + '-' + col,
    bds:    bd + '-' + style,
    out:    'outline',
    bxsh:   'box-shadow',

    // Colors
    col,
    op:     'opacity',
    bg,
    bgc,
    bgi,
    bgr,
    bga,
    bgp,
    bgs,
    bgo,
    bgcl,
    bdfl:   'backdrop-filter',
    bfvis:  'backface-visibility',

    // Text
    f,
    fz,
    fs,
    fw,
    ff,
    ta,
    td,
    tt,
    ts,
    tov,
    ww:     'word-wrap',
    lts:    'letter-spacing',
    ws:     'white-space',
    lh:     'line-' + h,
    va:     'vertical-' + align,

    // Pointer
    cur:    'cursor',
    pe:     'pointer-events',
    us:     'user-select',

    // Animations
    an,
    ann,
    and:    an + '-duration',
    anf:    an + '-fill-mode',
    anit:   an + '-iteration-count',
    anp:    an + '-play-state',
    ant:    an + '-timing-function',
    trs:    'transition',
    tr:     'transform',

    // SVG
    st,
    stw,
    stl,

    // Other
    ls:     'list-' + style,
    con,
};

exports.addon = function (renderer) {
    var originalDecl = renderer.decl;
    renderer.decl = function (key, value) {
        return originalDecl(atoms[key] || key, value);
    };
};