import { describe, expect, it } from "vitest";

import { resolveRemotePairingTarget } from "./remote.ts";

describe("remote", () => {
  it("derives backend urls and token from a pairing url", () => {
    expect(
      resolveRemotePairingTarget({
        pairingUrl: "https://remote.example.com/pair#token=pairing-token",
      }),
    ).toEqual({
      credential: "pairing-token",
      httpBaseUrl: "https://remote.example.com/",
      wsBaseUrl: "wss://remote.example.com/",
    });
  });

  it("accepts pairing urls that still use a query token", () => {
    expect(
      resolveRemotePairingTarget({
        pairingUrl: "https://remote.example.com/pair?token=pairing-token",
      }),
    ).toEqual({
      credential: "pairing-token",
      httpBaseUrl: "https://remote.example.com/",
      wsBaseUrl: "wss://remote.example.com/",
    });
  });

  it("derives backend urls from hosted app pairing links", () => {
    expect(
      resolveRemotePairingTarget({
        pairingUrl:
          "https://app.t3.codes/pair?host=https%3A%2F%2Fdesktop.tailnet.ts.net%3A44342%2F#token=pairing-token",
      }),
    ).toEqual({
      credential: "pairing-token",
      httpBaseUrl: "https://desktop.tailnet.ts.net:44342/",
      wsBaseUrl: "wss://desktop.tailnet.ts.net:44342/",
    });
  });

  it("derives backend urls from a host and pairing code", () => {
    expect(
      resolveRemotePairingTarget({
        host: "https://remote.example.com",
        pairingCode: "pairing-token",
      }),
    ).toEqual({
      credential: "pairing-token",
      httpBaseUrl: "https://remote.example.com/",
      wsBaseUrl: "wss://remote.example.com/",
    });
  });

  it("preserves host ports when normalizing a bare host input", () => {
    expect(
      resolveRemotePairingTarget({
        host: "myserver.com:3000",
        pairingCode: "pairing-token",
      }),
    ).toEqual({
      credential: "pairing-token",
      httpBaseUrl: "https://myserver.com:3000/",
      wsBaseUrl: "wss://myserver.com:3000/",
    });
  });
});