import { randomUUID } from "node:crypto";
import path from "node:path";
import { defineConfig, devices } from "@playwright/test";

// The worker inherits this exact run path; never touch the default auth/data.
const runDir = process.env.LH_E2E_RUN_DIR ?? path.resolve(".playwright-data", `run-${randomUUID()}`);
if (path.dirname(runDir) !== path.resolve(".playwright-data") || !/^run-[a-f0-9-]{36}$/.test(path.basename(runDir))) {
	throw new Error("Unsafe Playwright data directory; expected a fixture-owned UUID path under .playwright-data.");
}
process.env.LH_E2E_RUN_DIR = runDir;

export default defineConfig({
	testDir: "./e2e",
	fullyParallel: false,
	workers: 1,
	retries: 0,
	timeout: 60_000,
	expect: { timeout: 15_000 },
	globalSetup: "./e2e/fixtures.ts",
	outputDir: "test-results",
	reporter: [["list"], ["html", { open: "never" }]],
	use: {
		baseURL: "http://127.0.0.1:3005",
		trace: "retain-on-failure",
		screenshot: "only-on-failure",
		serviceWorkers: "block",
		locale: "en-US",
		launchOptions: { chromiumSandbox: true },
	},
	projects: [{ name: "chromium", use: { ...devices["Desktop Chrome"] } }],
	webServer: {
		command: "npm run dev -- --hostname 127.0.0.1 --port 3005",
		url: "http://127.0.0.1:3005",
		reuseExistingServer: false,
		timeout: 120_000,
		stdout: "pipe",
		stderr: "pipe",
		env: {
			LH_IGNORE_ENV_KEYS: "1",
			LH_DATA_DIR: path.join(runDir, "data"),
			LH_AUTH_FILE: path.join(runDir, "auth.json"),
			NEXT_TELEMETRY_DISABLED: "1",
		},
	},
});