git.r.bdr.sh - rbdr/blog/blob - 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