1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
import { readdirSync } from 'fs';
import path from 'path';
import type { MDXProjectMeta, Project, ProjectPreview } from '../../../types';
/**
* Retrieve all the projects filename.
*
* @returns {string[]} An array of filenames.
*/
export const getProjectFilenames = (): string[] => {
const projectsDirectory = path.join(process.cwd(), 'src/content/projects');
const filenames = readdirSync(projectsDirectory);
return filenames.map((filename) => filename.replace(/\.mdx$/, ''));
};
/**
* Retrieve the data of a project by filename.
*
* @param {string} filename - The project filename.
* @returns {Promise<ProjectPreview>}
*/
export const getProjectData = async (filename: string): Promise<Project> => {
try {
const {
meta,
}: {
meta: MDXProjectMeta;
} = await import(`../../../content/projects/${filename}.mdx`);
const { dates, intro, title, ...projectMeta } = meta;
const { publication, update } = dates;
const cover = await import(`../../../../public/projects/${filename}.jpg`);
return {
id: filename,
intro,
meta: {
...projectMeta,
dates: { publication, update },
// Dynamic import source does not work so I use it only to get sizes
cover: {
...cover.default,
alt: `${title} image`,
src: `/projects/${filename}.jpg`,
title,
},
},
slug: filename,
title,
};
} catch (err) {
console.error(err);
throw err;
}
};
/**
* Retrieve all the projects data using filenames.
*
* @param {string[]} filenames - The filenames without extension.
* @returns {Promise<ProjectPreview[]>} - An array of projects data.
*/
export const getProjectsData = async (
filenames: string[]
): Promise<ProjectPreview[]> =>
Promise.all(filenames.map(async (filename) => getProjectData(filename)));
/**
* Method to sort an array of projects by publication date.
*
* @param {ProjectPreview} a - A single project.
* @param {ProjectPreview} b - A single project.
* @returns The result used by Array.sort() method: 1 || -1 || 0.
*/
const sortProjectsByPublicationDate = (
a: ProjectPreview,
b: ProjectPreview
) => {
if (a.meta.dates.publication < b.meta.dates.publication) return 1;
if (a.meta.dates.publication > b.meta.dates.publication) return -1;
return 0;
};
/**
* Retrieve all projects in content folder sorted by publication date.
*
* @returns {Promise<ProjectPreview[]>} An array of projects.
*/
export const getProjectsCard = async (): Promise<ProjectPreview[]> => {
const filenames = getProjectFilenames();
const projects = await getProjectsData(filenames);
return [...projects].sort(sortProjectsByPublicationDate);
};
|
