index.js

import fsp from "node:fs/promises";
import path from "node:path";
import console from "node:console";

import fse from "fs-extra";
import JSON5 from "json5";
import sharp from "sharp";
import { v4 } from "uuid";

export async function createJsonStructure(basePath) {
	const topLevelStructure = {};
	console.log({ basePath });

	async function constructStructure(currentPath, object) {
		const items = await fsp.readdir(currentPath);

		for (const item of items) {
			const fullPath = path.join(currentPath, item);
			const stats = await fse.stat(fullPath);

			if (stats.isDirectory()) {
				const itemKey = item;
				object[item] = {};
				await constructStructure(fullPath, object[itemKey]);
			} else if (stats.isFile()) {
				const fileExtension = path.extname(fullPath).toLowerCase();
				if ([".json", ".json5"].includes(fileExtension)) {
					const fileContents = await fsp.readFile(fullPath, "utf8");
					const parsedJson = JSON5.parse(fileContents);
					object.payload ??= {};
					for (const key in parsedJson) {
						object.payload[key] = parsedJson[key];

					}
					object.id = v4();
				} else if ([".jpg", ".jpeg", ".png"].includes(fileExtension)) {
					const imageBuffer = await fsp.readFile(fullPath);
					const resizedImageBuffer = await sharp(imageBuffer)
						.resize(256, 256)
						.webp({ quality: 60, progressive: true })
						.toBuffer();

					const base64Image = resizedImageBuffer.toString("base64");
					object.payload ??= {};
					object.payload.images ??= {};

					object.payload.images.thumbnail = `data:image/webp;base64,${base64Image}`;
				}
			}
		}
	}

	const topLevelDirectories = await fse.readdir(basePath);
	for (const directory of topLevelDirectories) {
		const fullPath = path.join(basePath, directory);
		const stat = await fse.stat(fullPath);
		if (stat.isDirectory()) {
			topLevelStructure[directory] = {};
			await constructStructure(fullPath, topLevelStructure[directory]);
		}
	}

	return topLevelStructure;
}

const json = await createJsonStructure(path.join(process.cwd(), "files"));
await fsp.writeFile("output/captain.json", JSON.stringify(json, null, 2));