npm-colors-utils/src/c.js

Simple color utils for working with colors!

const check = require("./vcheck");
class c {
    constructor(text = "", options = {}) {
        this.text = text;
        if(options.json != null) this.json = options.json;
    }

    getText() {
      check()
      test = this.text
      final = []
      test.split(" ").forEach(a =>final.push(a.replace("&r", "\x1b[0m").replace("&c", "\x1b[31m").replace("&b","\x1b[30m").replace("&a","\x1b[32m").replace("&m","\x1b[35m").replace("&x", "\x1b[36m").replace("&f","\x1b[37m")))
      if(this.json) {
        return {text:final.join(" ") + "\x1b[0m"}
      }
      return final.join(" ") + "\x1b[0m";
    }

    getRGB(rgb) {
      check()
        var get = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(rgb);

        if(this.json) {
            return {
                r: parseInt(get[1], 16),
                g: parseInt(get[2], 16),
                b: parseInt(get[3], 16)
            };
        }

        return `r: ${parseInt(get[1], 16)}, g: ${parseInt(get[2], 16)}, b: ${parseInt(get[3], 16)}`
    }


    getHEX(red, green ,blue, alpha){
      check()
      if(!red || !green || !blue) throw new Error("You must define colors .getHex('red, green, blue, (alpha)')")
      const isPercent = (red + (alpha || '')).toString().includes('%');

	if (typeof red === 'string') {
  
		[red, green, blue, alpha] = red.match(/(0?\.?\d{1,3})%?\b/g).map(Number);
	} else if (alpha !== undefined) {
		alpha = parseFloat(alpha);
	}

	if (typeof red !== 'number' ||
		typeof green !== 'number' ||
		typeof blue !== 'number' ||
		red > 255 ||
		green > 255 ||
		blue > 255
	) {
		throw new TypeError('Expected three numbers below 256');
	}

	if (typeof alpha === 'number') {
		if (!isPercent && alpha >= 0 && alpha <= 1) {
			alpha = Math.round(255 * alpha);
		} else if (isPercent && alpha >= 0 && alpha <= 100) {
			alpha = Math.round(255 * alpha / 100);
		} else {
			throw new TypeError(`Expected alpha value (${alpha}) as a fraction or percentage`);
		}

		alpha = (alpha | 1 << 8).toString(16).slice(1);
	} else {
		alpha = '';
  }

	return ((blue | green << 8 | red << 16) | 1 << 24).toString(16).slice(1) + alpha;
    }

};
module.exports = c;