esbuild.config.mjs

import esbuild from "esbuild";
import process from "process";
import builtins from "builtin-modules";
import path from "path";
import fs from "fs/promises";
import console from "console";

const banner = `/*
THIS IS A GENERATED/BUNDLED FILE BY ESBUILD
if you want to view the source, please visit the github repository of this plugin
*/
`;

async function writeToPluginDirIfNeeded() {
	if (process.env.OBSIDIAN_VAULT) {
		const plugin_dir = path.join(
			process.env.OBSIDIAN_VAULT,
			".obsidian",
			"plugins",
			"obsidian-siteswap"
		);
		try {
			await fs.stat(plugin_dir);
		} catch {
			await fs.mkdir(plugin_dir);
		}

		const hotreload_path = path.join(plugin_dir, ".hotreload");

		try {
			await fs.stat(hotreload_path);
		} catch {
			await fs.writeFile(hotreload_path, "");
		}
		await fs.copyFile("main.js", path.join(plugin_dir, "main.js"));
		await fs.copyFile(
			"manifest.json",
			path.join(plugin_dir, "manifest.json")
		);
		console.log("Copied to vault.");
	}
}

const prod = process.argv[2] === "production";

esbuild
	.build({
		banner: {
			js: banner,
		},
		entryPoints: ["main.ts"],
		bundle: true,
		external: ["obsidian", "electron", ...builtins],
		format: "cjs",
		watch: prod
			? false
			: {
					onRebuild(error, result) {
						writeToPluginDirIfNeeded();
					},
			  },
		target: "es2016",
		logLevel: "info",
		sourcemap: prod ? false : "inline",
		treeShaking: true,
		outfile: "main.js",
	})
	.catch((e) => {
		console.log(e);
		process.exit(1);
	});