'use strict';

var diff = require('./diff');
var convert = require('./convert');
var palette = require('./palette');

var color = module.exports = {};

color.diff             = diff.ciede2000;
color.rgb_to_lab       = convert.rgb_to_lab;
color.map_palette      = palette.map_palette;
color.palette_map_key  = palette.palette_map_key;

color.closest = function(target, relative) {
    var key = color.palette_map_key(target);

    var result = color.map_palette([target], relative, 'closest');

    return result[key];
};

color.furthest = function(target, relative) {
    var key = color.palette_map_key(target);

    var result = color.map_palette([target], relative, 'furthest');

    return result[key];
};