sinProject-Inc/sinpro-dev

import { base } from '$app/paths'
import { Markdown, type Page, type Section } from '$lib/docs/markdown'
import fs from 'fs'
import type { LayoutServerLoad } from './$types'

const docs_base_dir = Markdown.docs_base_dir
const pattern = /^\d\d-/

async function get_page(file_path: string): Promise<Page> {
    const page = await Markdown.read_file(file_path)
    const file = file_path.split('/').pop()
    const slug = file?.slice(3, -3)

    return {
        title: page.title,
        path: `${base}/docs/${slug}`,
    }
}

async function get_pages(sub_dir_path: string): Promise<Page[]> {
    const pages: Page[] = []

    for (const file of fs.readdirSync(sub_dir_path)) {
        if (!pattern.test(file)) continue

        const file_path = `${sub_dir_path}/${file}`
        const page = await get_page(file_path)

        pages.push(page)
    }

    return pages
}

async function get_section(sub_dir_path: string): Promise<Section> {
    const title = await Markdown.get_section_title(sub_dir_path)
    const pages = await get_pages(sub_dir_path)

    return {
        title,
        pages,
    }
}

export const load: LayoutServerLoad = async () => {
    const sections: Section[] = []

    for (const sub_dir of fs.readdirSync(docs_base_dir)) {
        const sub_dir_path = `${docs_base_dir}/${sub_dir}`

        if (!fs.statSync(sub_dir_path).isDirectory()) continue
        if (!pattern.test(sub_dir)) return

        const section = await get_section(sub_dir_path)

        sections.push(section)
    }

    return { sections }
}