import { NextRequest } from "next/server";
import { afterEach, expect, it, vi } from "vitest";
import { GET } from "../app/api/imaging/avatar/route";

afterEach(() => {
	vi.unstubAllEnvs();
	vi.unstubAllGlobals();
});
it("forwards multicolor figures and preserves configured query options at runtime", async () => {
	const figure = "hr-11782-40-40.hd-180-7-14.ch-11592-66.lg-10726-79-1408";
	const fetcher = vi.fn(
		async (_input: string | URL) =>
			new Response(new Uint8Array([1, 2, 3]), {
				headers: { "content-type": "image/png" },
			}),
	);
	vi.stubGlobal("fetch", fetcher);
	for (const hotel of ["alpha", "beta"]) {
		vi.stubEnv("IMAGER_URL", `https://${hotel}.test/avatar?renderer=custom`);
		const result = await GET(
			new NextRequest(
				`https://hotel.test/api/imaging/avatar?figure=${figure}&headonly=1&effect=0`,
			),
		);
		expect(result.status).toBe(200);
		const target = new URL(String(fetcher.mock.calls.at(-1)?.[0]));
		expect(target.origin).toBe(`https://${hotel}.test`);
		expect(target.searchParams.get("figure")).toBe(figure);
		expect(target.searchParams.get("renderer")).toBe("custom");
		expect(target.searchParams.get("headonly")).toBe("1");
	}
});
it("rejects malformed figure input without contacting a renderer", async () => {
	const fetcher = vi.fn();
	vi.stubGlobal("fetch", fetcher);
	expect(
		(
			await GET(
				new NextRequest("https://hotel.test/api/imaging/avatar?figure=../bad"),
			)
		).status,
	).toBe(400);
	expect(fetcher).not.toHaveBeenCalled();
});
it("falls back to the public Habbo renderer when the configured imager is down", async () => {
	const fetcher = vi.fn(async (input: string | URL) => {
		const url = new URL(String(input));
		if (url.origin === "https://hotel.test")
			return new Response("unavailable", { status: 503 });
		return new Response(new Uint8Array([4, 5, 6]), {
			headers: { "content-type": "image/png" },
		});
	});
	vi.stubGlobal("fetch", fetcher);
	vi.stubEnv("IMAGER_URL", "https://hotel.test/avatarimage");
	const result = await GET(
		new NextRequest(
			"https://hotel.test/api/imaging/avatar?figure=hd-180-1&img_format=apng&effect=0",
		),
	);
	expect(result.status).toBe(200);
	expect(result.headers.get("x-imager-source")).toBe("fallback");
	expect(result.headers.get("cache-control")).toContain("max-age=300");
	const target = new URL(String(fetcher.mock.calls.at(-1)?.[0]));
	expect(target.host).toBe("www.habbo.com");
	expect(target.searchParams.get("img_format")).toBe("png");
	expect(target.searchParams.has("effect")).toBe(false);
});