66 lines
1.9 KiB
JavaScript
66 lines
1.9 KiB
JavaScript
#!/bin/env node
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const fs = require('fs');
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const path = require('path');
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const $ = require('cheerio');
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const request = require('request');
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const markdown = require('./markdown');
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const title = 'emoji-cheat-sheet';
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const apiUrl = 'https://api.github.com/emojis';
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const sheetUrl = 'http://www.emoji-cheat-sheet.com';
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const outDir = path.resolve(process.cwd(), './generated');
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const outFile = path.join(outDir, 'README.md');
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const columnDivisions = 2;
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const getHTML = (url) => new Promise((resolve, reject) => {
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const options = { url };
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if (url === apiUrl) {
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Object.assign(options, {
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headers: { 'User-Agent': 'https://github.com/ikatyang/emoji-cheat-sheet' },
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});
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}
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request.get(options, (error, response, html) => {
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if (error || response.statusCode !== 200) {
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reject(error || `Unexpected response status code: ${response.statusCode}`);
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} else {
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resolve(html);
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}
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});
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});
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Promise.all([getHTML(apiUrl), getHTML(sheetUrl)]).then(([apiHTML, sheetHTML]) => {
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const apiEmojis = Object.keys(JSON.parse(apiHTML));
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const emojiTable = {};
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const $html = $.load(sheetHTML).root();
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$html.find('h2').each((_, categoryElement) => {
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const emojis = [];
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const category = $(categoryElement).text();
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$html.find(`#emoji-${category.toLowerCase()} li .name`).each((_, emojiElement) => {
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const emoji = $(emojiElement).text();
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const index = apiEmojis.indexOf(emoji);
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if (index !== -1) {
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apiEmojis.splice(index, 1);
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emojis.push(emoji);
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}
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});
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emojiTable[category] = emojis;
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});
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if (apiEmojis.length > 0) {
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emojiTable['Uncategorized'] = apiEmojis;
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}
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if (fs.existsSync(outDir)) {
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if (!fs.statSync(outDir).isDirectory()) {
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throw `OutDir '${outDir}' should be a directory.`;
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}
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} else {
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fs.mkdirSync(outDir);
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}
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fs.writeFileSync(outFile, markdown.create({
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'GitHub Emoji API': apiUrl,
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'Emoji Cheat Sheet': sheetUrl,
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}, title, emojiTable, columnDivisions));
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});
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