import { expect, test } from "@playwright/test";

// Latency + caching contract for the anonymous pages. The perf work relies on
// the edge/shared cache (`src/proxy.ts`): public content pages advertise a
// short `s-maxage`, while session-dependent pages (login, register, settings)
// must stay `private, no-store`. Budgets are deliberately loose so a cold
// cache or a slow CI hop does not flap the gate.
const BUDGET_MS = Number(process.env.E2E_LOAD_BUDGET_MS || 4000);

const WARM_ROUTES = ["/", "/news", "/staff", "/shop", "/login", "/register"];

for (const route of WARM_ROUTES) {
	test(`${route} responds within the warm budget`, async ({ request }) => {
		await request.get(route); // warm the render + data caches
		const started = Date.now();
		const response = await request.get(route);
		const elapsed = Date.now() - started;
		expect([200, 304]).toContain(response.status());
		expect(
			elapsed,
			`GET ${route} took ${elapsed}ms (budget ${BUDGET_MS}ms)`,
		).toBeLessThan(BUDGET_MS);
	});
}

test("anonymous content pages advertise a shared cache", async ({
	request,
}) => {
	for (const route of ["/news", "/staff", "/shop"]) {
		const response = await request.get(route);
		const cacheControl = response.headers()["cache-control"] ?? "";
		expect(cacheControl, `GET ${route} cache-control`).toContain("s-maxage");
	}
});

test("session-dependent pages stay private and uncached", async ({
	request,
}) => {
	for (const route of ["/login", "/register"]) {
		const response = await request.get(route);
		const cacheControl = response.headers()["cache-control"] ?? "";
		expect(cacheControl, `GET ${route} cache-control`).toContain("no-store");
		expect(cacheControl, `GET ${route} must not be shared`).not.toContain(
			"s-maxage",
		);
	}
});