/**
 * @license
 * Copyright 2025 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
// Mapping from common CSS color names (lowercase) to hex codes (lowercase)
// Excludes names directly supported by Ink
export const CSS_NAME_TO_HEX_MAP = {
    aliceblue: '#f0f8ff',
    antiquewhite: '#faebd7',
    aqua: '#00ffff',
    aquamarine: '#7fffd4',
    azure: '#f0ffff',
    beige: '#f5f5dc',
    bisque: '#ffe4c4',
    blanchedalmond: '#ffebcd',
    blueviolet: '#8a2be2',
    brown: '#a52a2a',
    burlywood: '#deb887',
    cadetblue: '#5f9ea0',
    chartreuse: '#7fff00',
    chocolate: '#d2691e',
    coral: '#ff7f50',
    cornflowerblue: '#6495ed',
    cornsilk: '#fff8dc',
    crimson: '#dc143c',
    darkblue: '#00008b',
    darkcyan: '#008b8b',
    darkgoldenrod: '#b8860b',
    darkgray: '#a9a9a9',
    darkgrey: '#a9a9a9',
    darkgreen: '#006400',
    darkkhaki: '#bdb76b',
    darkmagenta: '#8b008b',
    darkolivegreen: '#556b2f',
    darkorange: '#ff8c00',
    darkorchid: '#9932cc',
    darkred: '#8b0000',
    darksalmon: '#e9967a',
    darkseagreen: '#8fbc8f',
    darkslateblue: '#483d8b',
    darkslategray: '#2f4f4f',
    darkslategrey: '#2f4f4f',
    darkturquoise: '#00ced1',
    darkviolet: '#9400d3',
    deeppink: '#ff1493',
    deepskyblue: '#00bfff',
    dimgray: '#696969',
    dimgrey: '#696969',
    dodgerblue: '#1e90ff',
    firebrick: '#b22222',
    floralwhite: '#fffaf0',
    forestgreen: '#228b22',
    fuchsia: '#ff00ff',
    gainsboro: '#dcdcdc',
    ghostwhite: '#f8f8ff',
    gold: '#ffd700',
    goldenrod: '#daa520',
    greenyellow: '#adff2f',
    honeydew: '#f0fff0',
    hotpink: '#ff69b4',
    indianred: '#cd5c5c',
    indigo: '#4b0082',
    ivory: '#fffff0',
    khaki: '#f0e68c',
    lavender: '#e6e6fa',
    lavenderblush: '#fff0f5',
    lawngreen: '#7cfc00',
    lemonchiffon: '#fffacd',
    lightblue: '#add8e6',
    lightcoral: '#f08080',
    lightcyan: '#e0ffff',
    lightgoldenrodyellow: '#fafad2',
    lightgray: '#d3d3d3',
    lightgrey: '#d3d3d3',
    lightgreen: '#90ee90',
    lightpink: '#ffb6c1',
    lightsalmon: '#ffa07a',
    lightseagreen: '#20b2aa',
    lightskyblue: '#87cefa',
    lightslategray: '#778899',
    lightslategrey: '#778899',
    lightsteelblue: '#b0c4de',
    lightyellow: '#ffffe0',
    lime: '#00ff00',
    limegreen: '#32cd32',
    linen: '#faf0e6',
    maroon: '#800000',
    mediumaquamarine: '#66cdaa',
    mediumblue: '#0000cd',
    mediumorchid: '#ba55d3',
    mediumpurple: '#9370db',
    mediumseagreen: '#3cb371',
    mediumslateblue: '#7b68ee',
    mediumspringgreen: '#00fa9a',
    mediumturquoise: '#48d1cc',
    mediumvioletred: '#c71585',
    midnightblue: '#191970',
    mintcream: '#f5fffa',
    mistyrose: '#ffe4e1',
    moccasin: '#ffe4b5',
    navajowhite: '#ffdead',
    navy: '#000080',
    oldlace: '#fdf5e6',
    olive: '#808000',
    olivedrab: '#6b8e23',
    orange: '#ffa500',
    orangered: '#ff4500',
    orchid: '#da70d6',
    palegoldenrod: '#eee8aa',
    palegreen: '#98fb98',
    paleturquoise: '#afeeee',
    palevioletred: '#db7093',
    papayawhip: '#ffefd5',
    peachpuff: '#ffdab9',
    peru: '#cd853f',
    pink: '#ffc0cb',
    plum: '#dda0dd',
    powderblue: '#b0e0e6',
    purple: '#800080',
    rebeccapurple: '#663399',
    rosybrown: '#bc8f8f',
    royalblue: '#4169e1',
    saddlebrown: '#8b4513',
    salmon: '#fa8072',
    sandybrown: '#f4a460',
    seagreen: '#2e8b57',
    seashell: '#fff5ee',
    sienna: '#a0522d',
    silver: '#c0c0c0',
    skyblue: '#87ceeb',
    slateblue: '#6a5acd',
    slategray: '#708090',
    slategrey: '#708090',
    snow: '#fffafa',
    springgreen: '#00ff7f',
    steelblue: '#4682b4',
    tan: '#d2b48c',
    teal: '#008080',
    thistle: '#d8bfd8',
    tomato: '#ff6347',
    turquoise: '#40e0d0',
    violet: '#ee82ee',
    wheat: '#f5deb3',
    whitesmoke: '#f5f5f5',
    yellowgreen: '#9acd32',
};
// Define the set of Ink's named colors for quick lookup
export const INK_SUPPORTED_NAMES = new Set([
    'black',
    'red',
    'green',
    'yellow',
    'blue',
    'cyan',
    'magenta',
    'white',
    'gray',
    'grey',
    'blackbright',
    'redbright',
    'greenbright',
    'yellowbright',
    'bluebright',
    'cyanbright',
    'magentabright',
    'whitebright',
]);
/**
 * Checks if a color string is valid (hex, Ink-supported color name, or CSS color name).
 * This function uses the same validation logic as the Theme class's _resolveColor method
 * to ensure consistency between validation and resolution.
 * @param color The color string to validate.
 * @returns True if the color is valid.
 */
export function isValidColor(color) {
    const lowerColor = color.toLowerCase();
    // 1. Check if it's a hex code
    if (lowerColor.startsWith('#')) {
        return /^#[0-9A-Fa-f]{3}([0-9A-Fa-f]{3})?$/.test(color);
    }
    // 2. Check if it's an Ink supported name
    if (INK_SUPPORTED_NAMES.has(lowerColor)) {
        return true;
    }
    // 3. Check if it's a known CSS name we can map to hex
    if (CSS_NAME_TO_HEX_MAP[lowerColor]) {
        return true;
    }
    // 4. Not a valid color
    return false;
}
/**
 * Resolves a CSS color value (name or hex) into an Ink-compatible color string.
 * @param colorValue The raw color string (e.g., 'blue', '#ff0000', 'darkkhaki').
 * @returns An Ink-compatible color string (hex or name), or undefined if not resolvable.
 */
export function resolveColor(colorValue) {
    const lowerColor = colorValue.toLowerCase();
    // 1. Check if it's already a hex code and valid
    if (lowerColor.startsWith('#')) {
        if (/^#[0-9A-Fa-f]{3}([0-9A-Fa-f]{3})?$/.test(colorValue)) {
            return lowerColor;
        }
        else {
            return undefined;
        }
    }
    // 2. Check if it's an Ink supported name (lowercase)
    else if (INK_SUPPORTED_NAMES.has(lowerColor)) {
        return lowerColor; // Use Ink name directly
    }
    // 3. Check if it's a known CSS name we can map to hex
    else if (CSS_NAME_TO_HEX_MAP[lowerColor]) {
        return CSS_NAME_TO_HEX_MAP[lowerColor]; // Use mapped hex
    }
    // 4. Could not resolve
    console.warn(`[ColorUtils] Could not resolve color "${colorValue}" to an Ink-compatible format.`);
    return undefined;
}
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