Last Piece Hacktivist Crew

Editing: index.js

'use strict';
const stringWidth = require('string-width');
const chalk = require('chalk');
const widestLine = require('widest-line');
const cliBoxes = require('cli-boxes');
const camelCase = require('camelcase');
const ansiAlign = require('ansi-align');
const termSize = require('term-size');

const getObject = detail => {
	let obj;

if (typeof detail === 'number') {
		obj = {
			top: detail,
			right: detail * 3,
			bottom: detail,
			left: detail * 3
		};
	} else {
		obj = Object.assign({
			top: 0,
			right: 0,
			bottom: 0,
			left: 0
		}, detail);
	}

return obj;
};

const getBorderChars = borderStyle => {
	const sides = [
		'topLeft',
		'topRight',
		'bottomRight',
		'bottomLeft',
		'vertical',
		'horizontal'
	];

let chars;

if (typeof borderStyle === 'string') {
		chars = cliBoxes[borderStyle];

if (!chars) {
			throw new TypeError(`Invalid border style: ${borderStyle}`);
		}
	} else {
		sides.forEach(key => {
			if (!borderStyle[key] || typeof borderStyle[key] !== 'string') {
				throw new TypeError(`Invalid border style: ${key}`);
			}
		});

chars = borderStyle;
	}

return chars;
};

const getBackgroundColorName = x => camelCase('bg', x);

module.exports = (text, opts) => {
	opts = Object.assign({
		padding: 0,
		borderStyle: 'single',
		dimBorder: false,
		align: 'left',
		float: 'left'
	}, opts);

if (opts.backgroundColor) {
		opts.backgroundColor = getBackgroundColorName(opts.backgroundColor);
	}

if (opts.borderColor && !chalk[opts.borderColor]) {
		throw new Error(`${opts.borderColor} is not a valid borderColor`);
	}

if (opts.backgroundColor && !chalk[opts.backgroundColor]) {
		throw new Error(`${opts.backgroundColor} is not a valid backgroundColor`);
	}

const chars = getBorderChars(opts.borderStyle);
	const padding = getObject(opts.padding);
	const margin = getObject(opts.margin);

const colorizeBorder = x => {
		const ret = opts.borderColor ? chalk[opts.borderColor](x) : x;
		return opts.dimBorder ? chalk.dim(ret) : ret;
	};

const colorizeContent = x => opts.backgroundColor ? chalk[opts.backgroundColor](x) : x;

text = ansiAlign(text, {align: opts.align});

const NL = '\n';
	const PAD = ' ';

let lines = text.split(NL);

if (padding.top > 0) {
		lines = Array(padding.top).fill('').concat(lines);
	}

if (padding.bottom > 0) {
		lines = lines.concat(Array(padding.bottom).fill(''));
	}

const contentWidth = widestLine(text) + padding.left + padding.right;
	const paddingLeft = PAD.repeat(padding.left);
	const columns = termSize().columns;
	let marginLeft = PAD.repeat(margin.left);

if (opts.float === 'center') {
		const padWidth = Math.max((columns - contentWidth) / 2, 0);
		marginLeft = PAD.repeat(padWidth);
	} else if (opts.float === 'right') {
		const padWidth = Math.max(columns - contentWidth - margin.right - 2, 0);
		marginLeft = PAD.repeat(padWidth);
	}

const horizontal = chars.horizontal.repeat(contentWidth);
	const top = colorizeBorder(NL.repeat(margin.top) + marginLeft + chars.topLeft + horizontal + chars.topRight);
	const bottom = colorizeBorder(marginLeft + chars.bottomLeft + horizontal + chars.bottomRight + NL.repeat(margin.bottom));
	const side = colorizeBorder(chars.vertical);

const middle = lines.map(line => {
		const paddingRight = PAD.repeat(contentWidth - stringWidth(line) - padding.left);
		return marginLeft + side + colorizeContent(paddingLeft + line + paddingRight) + side;
	}).join(NL);

return top + NL + middle + NL + bottom;
};

module.exports._borderStyles = cliBoxes;

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