#!/usr/bin/env node

const http = require('https');
const url = require('url');
const emoji = require('emoji-datasource-twitter');

if (process.argv.length === 3) {
    console.log([
        '/*',
        ' * Autogenerated by mkemoji script from jQuery Terminal',
        ' * Copyright (C) Jakub T. Jankiewicz <https://jcubic.pl>',
        ' * ship with version: ' + process.argv[2],
        ' * build: ' + new Date().toUTCString(),
        ' */'].join('\n'));
    function make_emoji(class_name, url) {
        var selector = [
            '.terminal-output .emoji.' + class_name,
            '.cmd .emoji.' + class_name].join(',');
        return `${selector}{background-image:url(${url});}`;
    }
    var base = 'https://unpkg.com/emoji-datasource-twitter/img/twitter/64/';
    emoji.map(function(emoji) {
        var url = base + emoji.image;
        // escape special characters in class name
        // https://mathiasbynens.be/notes/css-escapes
        var class_name = emoji.short_name.replace(/\+/g, '\\+')
            .replace(/^(\d)/i, '\\3$1 ');
        console.log(make_emoji(class_name, url));
        if (emoji.skin_variations) {
            Object.values(emoji.skin_variations).forEach((emoji, i) => {
                var url = base + emoji.image;
                var var_class_name = `${class_name}-var-${i}`;
                console.log(make_emoji(var_class_name, url));
            });
        }
    });
}