#!/usr/bin/env node
const fs = require('fs').promises;
const path = require('path');
const parseArgs = require('minimist-lite');
let argv = require('minimist-lite')(process.argv.slice(2));
let charmap,find,font,str,title;
if (argv.font) {
	font=argv.font;
} else if (argv.f) {
	font=argv.f;
} else {
	delete font
}
find=(font == undefined) ? /.*json$/ : `${font}.json`;
str=argv._.toString().replace(',', ' ');
if (str == '') {
	usage();
}
function usage() {
	console.log(`usage: ./sofancy.js [-f (font) | -t] string

 flags:
  -f (font) : output in a single font
  -t        : display titles in output

 examples:
  /sofancy.js -f wide aesthetics
  /sofancy.js -t some string | fzf | xsel -i
`)
	process.exit();
}
const walk = async (dir, filelist = []) => {
	const files = await fs.readdir(dir);

	for (file of files) {
		const filepath = path.join(dir, file);
		const stat = await fs.stat(filepath);

		if (stat.isDirectory()) {
			filelist = await walk(filepath, filelist);
		} else {
			if(file.match(find)) {
				filelist.push(file);
				charmap = require(__dirname+`/lib/${file}`);
				title=(argv.t) ? file.replace(".json", "").padEnd(15) : '';
				console.log(
					title+
					str.replace(/./g, function (s) {
						if(s in charmap) {
							return charmap[s]
						} else if (s.toLowerCase() in charmap) {
							return charmap[s.toLowerCase()]
						} else if (s.toUpperCase() in charmap) {
							return charmap[s.toUpperCase()]
						} else {
							return s
						}
					})
				)
			}
		}
	}
}
walk(__dirname+'/lib');