// ============================================================================
// Import
// ============================================================================

import {
    hue_hcl,
    hue_hex,
    hue_rgb,
} from "../constants";


// ============================================================================
// Types
// ============================================================================

/**
 * Enumerates the types of color models that are supported by the ColorPicker.
 */
type ColorEnum = "RGB" | "HSL" | "HCL" | "HEX";


// ============================================================================
// Classes
// ============================================================================

/**
 * Provides functionality to fetch color values based on a specified color
 * model and key.
 */
export class ColorPicker {

    /**
     * Retrieves a color value by its enum key.
     *
     * This method allows for fetching a color value using a defined enum type
     * and a key specific to that enum"s color model. The method supports
     * various color models such as RGB, HCL, and HEX.
     *
     * @param colorEnum The enum type to pick the color from. Possible values
     * are "RGB", "HSL", "HCL", "HEX".
     * @param colorKey The key of the color in the specified enum. This is
     * expected to be a valid key within the respective color dictionary.
     * @returns The color value as a string (if found), or null if the key
     * does not exist in the specified enum.
     */
     static get(colorEnum: ColorEnum, colorKey: string): string | null {
        let color: string | undefined;

        switch (colorEnum) {
            case "RGB":
                // color = hue_rgb[colorKey as keyof typeof hue_rgb];
                return hue_rgb[colorKey as keyof typeof hue_rgb] || null;
                // break;
            case "HCL":
                // color = hue_hcl[colorKey as keyof typeof hue_hcl];
                return hue_hcl[colorKey as keyof typeof hue_hcl] || null;
                // break;
            case "HEX":
                // color = hue_hex[colorKey as keyof typeof hue_hex];
                return hue_hex[colorKey as keyof typeof hue_hex] || null;
                // break;
            default:
                return null;
        }

        // return color || null;
    }

}


// ============================================================================
// Example
// ============================================================================


/**
 * Example demonstrating how to retrieve a specific RGB color using the
 * ColorPicker.
 */
//  const specificRGBColor = ColorPicker.get("RGB", "N0001"); // Should return "rgb(0, 0, 90)" or similar
//  console.log(specificRGBColor); // Outputs: rgb(0, 0, 90) or similar