import { afterEach, describe, expect, it, vi } from "vitest";
import { loadUiPreferences, saveUiPreferences, setRosterChangeListener } from "./accountRepository";
import { normalizeUiPreferences } from "../game/uiLayout";
import type { PlayerSession } from "./types";

function storage() {
  const values = new Map<string, string>();
  return { getItem: (key: string) => values.get(key) ?? null, setItem: (key: string, value: string) => { values.set(key, value); }, removeItem: (key: string) => { values.delete(key); } };
}
afterEach(() => { vi.useRealTimers(); vi.unstubAllGlobals(); setRosterChangeListener(null); });

describe("profile UI persistence", () => {
  it("isolates owners and persists templates without requiring a character", () => {
    const local = storage(); const ui = normalizeUiPreferences(null);
    ui.slots.pc[1] = { name: "Healer", layout: ui.current.pc };
    ui.keybinds.pc["move-forward"] = "ArrowUp";
    ui.keybinds.controller.jump = "Button4&Button3";
    saveUiPreferences("one", ui, local);
    expect(loadUiPreferences("one", local).slots.pc[1]?.name).toBe("Healer");
    expect(loadUiPreferences("two", local).slots.pc[1]).toBeNull();
    expect(loadUiPreferences("one", local).keybinds).toEqual(ui.keybinds);
    expect(loadUiPreferences("two", local).keybinds.pc["move-forward"]).toBe("KeyW");
    ui.slots.pc[1].name = "Unsaved change";
    expect(loadUiPreferences("one", local).slots.pc[1]?.name).toBe("Healer");
  });
  it("uploads all six slots and restores them into a separate device cache", async () => {
    vi.useFakeTimers();
    const first = storage(); const second = storage();
    vi.stubGlobal("window", { localStorage: first });
    let cloudData: unknown = { version: 1, characters: [] };
    vi.stubGlobal("fetch", vi.fn(async (_url: string, init: RequestInit) => {
      if (init.method === "PUT") cloudData = JSON.parse(String(init.body)).data;
      return new Response(JSON.stringify({ revision: 1, updatedAt: 1, data: cloudData }), { status: 200, headers: { "Content-Type": "application/json" } });
    }));
    const client = await import("./onlineAccountClient");
    const session: PlayerSession = { ownerId: "cloud-user", kind: "account", displayName: "Player", accessToken: "test-token" };
    client.activateOnlineSession(session);
    const ui = normalizeUiPreferences(null);
    ui.slots.pc[2] = { name: "Desktop raid", layout: ui.current.pc };
    ui.slots.mobile[1] = { name: "On the go", layout: ui.current.mobile };
    ui.keybinds.pc["move-forward"] = "ArrowUp";
    ui.keybinds.pc["look-up"] = null;
    ui.keybinds.controller.jump = "Button4&Button3";
    saveUiPreferences(session.ownerId, ui);
    await vi.advanceTimersByTimeAsync(501);
    expect(client.useCloudSaveStatus.getState().state).toBe("synced");
    vi.stubGlobal("window", { localStorage: second });
    await client.hydrateOnlineSession(session);
    expect(loadUiPreferences(session.ownerId)).toEqual(ui);
    expect(loadUiPreferences("different-account").slots.pc[2]).toBeNull();
  });
});