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[rbdr/blog] / lib / generators / html.js
1 'use strict';
2
3 const { template, templateSettings } = require('dot');
4 const { readFile, writeFile } = require('fs/promises');
5 const { join } = require('path');
6 const { debuglog } = require('util');
7
8 const internals = {
9 debuglog: debuglog('blog'),
10
11 kIndexName: 'index.html'
12 };
13
14 /**
15 * Generates the blog index page
16 *
17 * @name HTMLGenerator
18 * @param {string} source the source directory
19 * @param {string} target the target directory
20 * @param {Array.<Blog.tPost>} posts the list of posts
21 */
22 module.exports = async function HTMLGenerator(source, target, posts) {
23
24 internals.debuglog('Generating HTML');
25 const indexTarget = join(target, internals.kIndexName);
26 const indexLocation = join(source, internals.kIndexName);
27
28 internals.debuglog(`Reading ${indexLocation}`);
29 const indexTemplate = await readFile(indexLocation, { encoding: 'utf8' });
30
31 internals.debuglog('Writing HTML');
32 const indexHtml = template(indexTemplate, {
33 ...templateSettings,
34 strip: false
35 })({ posts });
36 await writeFile(indexTarget, indexHtml);
37 };
38