// State persistence lands under `<config_dir>/plugin-state/playnite` — the one dir the
// de-privileged Windows runner (LocalService) may write. A regression here (writing straight under
// the config dir) would EPERM under the runner and lose the operator's config.
import { afterEach, beforeEach, describe, expect, test } from "bun:test";
import * as fs from "node:fs";
import * as os from "node:os";
import * as path from "node:path";
import { loadConfig, saveRawConfig } from "../src/state.js";

let root: string;
let saved: string | undefined;

beforeEach(() => {
	saved = process.env.PUNKTFUNK_CONFIG_DIR;
	root = fs.mkdtempSync(path.join(os.tmpdir(), "pn-state-"));
	process.env.PUNKTFUNK_CONFIG_DIR = root;
});
afterEach(() => {
	if (saved === undefined) delete process.env.PUNKTFUNK_CONFIG_DIR;
	else process.env.PUNKTFUNK_CONFIG_DIR = saved;
	fs.rmSync(root, { recursive: true, force: true });
});

describe("state location", () => {
	test("persists under plugin-state/playnite and round-trips", () => {
		saveRawConfig({ playniteDir: "/games/playnite" });
		expect(
			fs.existsSync(path.join(root, "plugin-state", "playnite", "config.json")),
		).toBe(true);
		// Not written straight under the config dir (the LocalService-unwritable location).
		expect(fs.existsSync(path.join(root, "playnite", "config.json"))).toBe(
			false,
		);
		expect(loadConfig().playniteDir).toBe("/games/playnite");
	});
});