import { expect, test, type Page, type Route } from "@playwright/test";

const FROZEN_NOW = "2026-08-19T15:00:00.000Z";

const TEST_USER = {
  token: "wo-day-pagination-e2e-token",
  expiration: "2030-01-01T00:00:00.000Z",
  email: "admin@seahavenind.com",
  userRoles: "Admin",
  phoneNumber: "5551234567",
  fullname: "Work Order E2E Admin",
  id: "1",
};

async function fulfillJson(route: Route, body: unknown, status = 200) {
  await route.fulfill({ status, contentType: "application/json", body: JSON.stringify(body) });
}

function boardRow(id: number, woNumber: string, scheduledDate: string) {
  return {
    id,
    woNumber,
    workOrderType: 2,
    siteCode: woNumber,
    lifecycleStatusLabel: "Scheduled",
    scheduledDate,
    dispatcherId: "1",
    dispatcherName: "Pat Dispatcher",
    pm: "HVAC",
  };
}

async function hideQueryDevtools(page: Page) {
  await page.addStyleTag({
    content:
      ".tsqd-parent-container { display: none !important; pointer-events: none !important; }",
  });
  await page.locator(".tsqd-parent-container").evaluateAll((nodes) => {
    for (const node of nodes) {
      node.remove();
    }
  });
}

async function mockWorkOrderBoard(page: Page) {
  const wednesday = Array.from({ length: 60 }, (_, index) =>
    boardRow(1000 + index, `WO-${1000 + index}`, "2026-08-19"),
  );
  const monday = Array.from({ length: 5 }, (_, index) =>
    boardRow(2000 + index, `MON-${2000 + index}`, "2026-08-17"),
  );

  await page.route(
    (url) => url.pathname.startsWith("/api/"),
    async (route) => {
      const url = route.request().url();
      if (url.includes("workorders/board/search")) {
        const page = Number(new URL(url).searchParams.get("page") ?? "0");
        const pageSize = Number(new URL(url).searchParams.get("pageSize") ?? "50");
        const items = wednesday.slice(page * pageSize, page * pageSize + pageSize);
        await fulfillJson(route, {
          items,
          totalCount: 1778,
          page,
          pageSize,
        });
        return;
      }
      if (url.includes("workorders/board") && route.request().method() === "GET") {
        const weekStart = new URL(url).searchParams.get("weekStart") ?? "2026-08-17";
        const scheduled =
          weekStart === "2026-08-17" ? [...wednesday, ...monday] : monday.slice(0, 1);
        await fulfillJson(route, {
          weekStart,
          weekEnd: weekStart === "2026-08-17" ? "2026-08-21" : "2026-08-14",
          counts: { returned: scheduled.length, total: scheduled.length },
          unscheduled: [],
          scheduled,
        });
        return;
      }
      await fulfillJson(route, { data: [], items: [] });
    },
  );
}

test.describe("work order per-day pagination (SH-241)", () => {
  test.setTimeout(60_000);

  test.beforeEach(async ({ page }) => {
    await page.clock.install({ time: new Date(FROZEN_NOW) });
    await page.clock.resume();
    await page.addInitScript((user) => {
      localStorage.setItem("auth", JSON.stringify(user));
      const style = document.createElement("style");
      style.textContent = ".tsqd-parent-container { display: none !important; }";
      document.documentElement.appendChild(style);
    }, TEST_USER);
    await mockWorkOrderBoard(page);
  });

  test("changes rows-per-page, keeps search pager on advanced filters, and resets on day or week change", async ({
    page,
  }) => {
    const pager = page.getByTestId("wo-day-pagination");
    await page.goto("/workorders");
    await hideQueryDevtools(page);
    await expect(page.getByRole("heading", { name: "Work Orders" })).toBeVisible({
      timeout: 20_000,
    });
    await expect(pager).toBeVisible();
    await expect(pager.getByText("Page 1 of 2")).toBeVisible();
    await expect(page.getByTestId("wo-day-pagination-next")).toBeEnabled();
    await expect(page.getByText("WO-1000").first()).toBeVisible();
    await expect(page.getByText("WO-1050")).toHaveCount(0);

    await pager.getByLabel("Rows per page").selectOption("25");
    await expect(pager.getByText("Page 1 of 3")).toBeVisible();
    await expect(page.getByTestId("wo-day-pagination-next")).toBeEnabled();
    await expect(page.getByText("WO-1025")).toHaveCount(0);

    await hideQueryDevtools(page);
    await page.getByTestId("wo-day-pagination-next").click();
    await expect(pager.getByText("Page 2 of 3")).toBeVisible();
    await expect(page.getByText("WO-1025").first()).toBeVisible();
    await expect(page.getByText("WO-1000")).toHaveCount(0);

    await page.getByRole("tab", { name: "Mon · 08/17" }).click({ force: true });
    await expect(pager.getByText("Page 1 of 1")).toBeVisible();
    await expect(page.getByText("MON-2000").first()).toBeVisible();

    await page.getByRole("button", { name: "Week 8/17–8/21" }).click({ force: true });
    await page.getByRole("button", { name: /Aug 10/ }).click({ force: true });
    await expect(page.getByTestId("wo-day-pagination")).toBeVisible();
    await expect(page.getByTestId("wo-day-pagination").getByText("Page 1 of")).toBeVisible();

    await page.getByRole("button", { name: "Advanced Filters" }).click();
    await page.getByRole("button", { name: /Indicators/i }).click();
    await page.getByRole("button", { name: "Rescheduled ≥ 2" }).click();
    await page.getByRole("button", { name: "Apply filters" }).click();
    await expect(pager).toBeVisible();
    await expect(pager.getByText("RESULTS · 1778 items")).toBeVisible();
    await expect(pager.getByText("Page 1 of 36")).toBeVisible();

    await page.getByRole("button", { name: "Clear all" }).click();
    await expect(page.getByTestId("wo-day-pagination")).toBeVisible();
  });
});