import { describe, expect, it } from "@suaveplan/testing/runner";
import { TrysteroServer } from "../src/server/server.js";
import { makeFakeBrokerFactory } from "./setup/fake-trystero-server.js";

async function fetchJson(
    url: string
): Promise<{ readonly status: number; readonly body: unknown }> {
    const res = await fetch(url);
    const body = await res.json();
    return { status: res.status, body };
}

function baseUrl(address: string, port: number): string {
    const host =
        address === "::" || address === "0.0.0.0" ? "127.0.0.1" : address;
    return `http://${host}:${port}`;
}

describe("integration: real HTTP boot + health probes (mqtt)", () => {
    it("health/ready/live respond with 200 while running", {
        timeout: 10_000,
    }, async () => {
        const { factory } = makeFakeBrokerFactory("mqtt");
        const server = new TrysteroServer({
            mode: "mqtt",
            port: 0,
            host: "127.0.0.1",
            mqttBrokerFactory: factory,
        });
        const { address, port, mode, relayUrl } = await server.start();
        expect(mode).toBe("mqtt");
        expect(relayUrl.endsWith("/mqtt")).toBe(true);
        const base = baseUrl(address, port);
        try {
            const health = await fetchJson(`${base}/health`);
            expect(health.status).toBe(200);
            expect((health.body as { status: string }).status).toBe("ok");
            expect((health.body as { mode: string }).mode).toBe("mqtt");

            const ready = await fetchJson(`${base}/ready`);
            expect(ready.status).toBe(200);

            const live = await fetchJson(`${base}/live`);
            expect(live.status).toBe(200);

            // Non-health route falls through to the relay marker.
            const fall = await fetch(`${base}/mqtt`);
            expect(fall.status).toBe(200);
            const txt = await fall.text();
            expect(txt).toContain("mqtt");
        } finally {
            await server.stop();
        }
    });

    it("two clients connect via fake broker; daemon tracks both", {
        timeout: 10_000,
    }, async () => {
        const { factory, instances } = makeFakeBrokerFactory("mqtt");
        const server = new TrysteroServer({
            mode: "mqtt",
            port: 0,
            host: "127.0.0.1",
            mqttBrokerFactory: factory,
        });
        await server.start();
        try {
            const broker = instances[0];
            if (!broker) throw new Error("expected broker");
            broker.connect("client-1");
            broker.connect("client-2");
            broker.frame("client-1");
            broker.frame("client-2");
            expect(server.activeConnections).toBe(2);
            const ids = server
                .peers()
                .map((p) => p.id)
                .sort();
            expect(ids).toEqual(["client-1", "client-2"]);
        } finally {
            await server.stop();
        }
    });

    it("malformed frame from a misbehaving client is dropped", {
        timeout: 10_000,
    }, async () => {
        const { factory, instances } = makeFakeBrokerFactory("mqtt");
        const server = new TrysteroServer({
            mode: "mqtt",
            port: 0,
            host: "127.0.0.1",
            mqttBrokerFactory: factory,
        });
        await server.start();
        try {
            const broker = instances[0];
            if (!broker) throw new Error("expected broker");
            broker.connect("client-1");
            broker.malformed("client-1");
            // Still tracked, no extra peers.
            expect(server.activeConnections).toBe(1);
            expect(server.peers()).toHaveLength(1);
        } finally {
            await server.stop();
        }
    });

    it("graceful stop closes the HTTP listener", {
        timeout: 10_000,
    }, async () => {
        const { factory } = makeFakeBrokerFactory("mqtt");
        const server = new TrysteroServer({
            mode: "mqtt",
            port: 0,
            host: "127.0.0.1",
            mqttBrokerFactory: factory,
        });
        const { address, port } = await server.start();
        const base = baseUrl(address, port);
        await server.stop();
        await expect(fetch(`${base}/health`)).rejects.toBeDefined();
    });
});

describe("integration: real HTTP boot + health probes (nostr)", () => {
    it("health/ready/live respond with 200 while running", {
        timeout: 10_000,
    }, async () => {
        const { factory } = makeFakeBrokerFactory("nostr");
        const server = new TrysteroServer({
            mode: "nostr",
            port: 0,
            host: "127.0.0.1",
            nostrRelayFactory: factory,
            nostr: { relayName: "edge-it" },
        });
        const { address, port, mode, relayUrl } = await server.start();
        expect(mode).toBe("nostr");
        expect(relayUrl.endsWith("/nostr")).toBe(true);
        const base = baseUrl(address, port);
        try {
            const health = await fetchJson(`${base}/health`);
            expect(health.status).toBe(200);
            expect((health.body as { mode: string }).mode).toBe("nostr");

            const fall = await fetch(`${base}/nostr`);
            expect(fall.status).toBe(200);
            const txt = await fall.text();
            expect(txt).toContain("nostr");
        } finally {
            await server.stop();
        }
    });

    it("two clients relay a frame between modes (nostr)", {
        timeout: 10_000,
    }, async () => {
        const { factory, instances } = makeFakeBrokerFactory("nostr");
        const server = new TrysteroServer({
            mode: "nostr",
            port: 0,
            host: "127.0.0.1",
            nostrRelayFactory: factory,
        });
        await server.start();
        try {
            const broker = instances[0];
            if (!broker) throw new Error("expected broker");
            broker.connect("client-1");
            broker.connect("client-2");
            broker.frame("client-1");
            expect(server.activeConnections).toBe(2);
        } finally {
            await server.stop();
        }
    });
});