import { readFileSync } from "node:fs";
import { runInNewContext } from "node:vm";
import { describe, expect, it, vi } from "vitest";

function worker() {
  const handlers: Record<string, (event: unknown) => void> = {};
  const self = { addEventListener: (name: string, callback: (event: unknown) => void) => { handlers[name] = callback; },
    location: { origin: "https://guide.example.test" },
    registration: { showNotification: vi.fn().mockResolvedValue(undefined) },
    clients: { matchAll: vi.fn().mockResolvedValue([]), openWindow: vi.fn().mockResolvedValue(undefined) } };
  runInNewContext(readFileSync("public/commission-push-sw.js", "utf8"), { self, URL });
  return { self, handlers };
}
describe("reply notification navigation", () => {
  it("opens the exact root thread and reply from the notification", async () => {
    const { self, handlers } = worker();
    const url = "/guide/comment?reply=reply-id#comment-root-id";
    let task: Promise<unknown> | undefined;
    const close = vi.fn();
    handlers.notificationclick({ notification: { close, data: { url } }, waitUntil: (promise: Promise<unknown>) => { task = promise; } });
    await task;
    expect(close).toHaveBeenCalled();
    expect(self.clients.openWindow).toHaveBeenCalledWith(`https://guide.example.test${url}`);
  });
  it("opens the admin inbox at the notified comment", async () => {
    const { self, handlers } = worker();
    const url = "/admin/comments?target=stygian%3A123&comment=comment-id";
    let task: Promise<unknown> | undefined;
    handlers.notificationclick({ notification: { close: vi.fn(), data: { url } }, waitUntil: (promise: Promise<unknown>) => { task = promise; } });
    await task;
    expect(self.clients.openWindow).toHaveBeenCalledWith(`https://guide.example.test${url}`);
  });
  it("uses the comment icon and rejects off-site notification destinations", async () => {
    const { self, handlers } = worker();
    const message = { id: "comment-id", title: "Reply", body: "Text", icon: "/icon/nav/Comment.webp", url: "/guide/comment#comment-root" };
    handlers.push({ data: { json: () => message }, waitUntil: () => {} });
    expect(self.registration.showNotification).toHaveBeenCalledWith("Reply", expect.objectContaining({ icon: message.icon, data: { url: message.url } }));
    handlers.notificationclick({ notification: { close: vi.fn(), data: { url: "https://evil.example" } }, waitUntil: vi.fn() });
    expect(self.clients.openWindow).not.toHaveBeenCalled();
  });
});