import { act, renderHook } from "@testing-library/react";
import { beforeEach, describe, expect, it, vi } from "vitest";
import { useSiteDialogState } from "@/app/(protected)/workorders/_components/list/table/cells/use-site-dialog-state";
import type { Location } from "@/domain/locations/types/location";
import type { LocationOption } from "@/domain/work-orders/types/work-order";

const detailById = new Map<string, Location>();

vi.mock("@/domain/locations/use-cases/use-location-detail", () => ({
  useLocationDetail: (id: string | undefined) => ({
    data: id && detailById.has(id) ? detailById.get(id) : undefined,
    isLoading: Boolean(id && !detailById.has(id)),
    isError: false,
  }),
}));

const SITES: LocationOption[] = [
  { id: "loc-1", name: "BK5 · Dallas", siteCode: "BK5", city: "Dallas", state: "TX" },
  { id: "loc-2", name: "SEA1 · Seattle", siteCode: "SEA1", city: "Seattle", state: "WA" },
];

function locationDetail(id: string, contact: string, phone: string): Location {
  return {
    id,
    name: id,
    contact,
    phone,
    address: "100 Main St",
    city: "Dallas",
    state: "TX",
    zipCode: "75001",
  };
}

function renderSiteDialogState() {
  return renderHook(() =>
    useSiteDialogState({
      open: true,
      onOpenChange: vi.fn(),
      value: "",
      locationId: "",
      pocName: "",
      pocPhone: "",
      pocNotes: "",
      additionalContacts: [],
      sites: SITES,
      createMode: true,
      onSave: vi.fn(),
    }),
  );
}

describe("useSiteDialogState POC autofill", () => {
  beforeEach(() => {
    detailById.clear();
  });

  it("preserves POC typed before deferred location detail resolves", () => {
    const { result, rerender } = renderSiteDialogState();

    act(() => {
      result.current.handlePick("loc-1");
    });

    act(() => {
      result.current.setPn("Dispatcher Typed");
      result.current.setPp("999-000-1111");
    });

    expect(result.current.pn).toBe("Dispatcher Typed");
    expect(result.current.pp).toBe("999-000-1111");

    detailById.set("loc-1", locationDetail("loc-1", "Site Contact", "214-555-0111"));
    act(() => {
      rerender();
    });

    expect(result.current.pn).toBe("Dispatcher Typed");
    expect(result.current.pp).toBe("999-000-1111");
  });

  it("clears prior POC on site switch then autofills from the new site detail", () => {
    const { result, rerender } = renderSiteDialogState();

    act(() => {
      result.current.handlePick("loc-1");
    });

    detailById.set("loc-1", locationDetail("loc-1", "Contact A", "111-111-1111"));
    act(() => {
      rerender();
    });

    expect(result.current.pn).toBe("Contact A");
    expect(result.current.pp).toBe("111-111-1111");

    act(() => {
      result.current.handlePick("loc-2");
    });

    expect(result.current.locId).toBe("loc-2");
    expect(result.current.pn).toBe("");
    expect(result.current.pp).toBe("");

    detailById.set("loc-2", locationDetail("loc-2", "Contact B", "222-222-2222"));
    act(() => {
      rerender();
    });

    expect(result.current.pn).toBe("Contact B");
    expect(result.current.pp).toBe("222-222-2222");
  });
});