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

import { test, expect } from "./helpers/fixtures";
import { EMPLOYEE, MANAGER, apiPostData, createAuthenticatedApiClient, login, logout } from "./helpers/auth";
import { openNavLink } from "./helpers/navigation";
import { TEST_IDS } from "./helpers/testIds";

function formatDate(offsetDays: number) {
  const value = new Date();
  value.setUTCDate(value.getUTCDate() + offsetDays);
  return value.toISOString().slice(0, 10);
}

async function selectFirstEnabledOption(locator: Locator) {
  await expect
    .poll(async () => {
      const optionValues = await locator.locator("option").evaluateAll((options) =>
        options
          .map((option) => ({
            value: (option as HTMLOptionElement).value,
            disabled: (option as HTMLOptionElement).disabled,
          }))
          .filter((option) => option.value && !option.disabled)
          .map((option) => option.value),
      );
      return optionValues[0] ?? "";
    })
    .not.toBe("");

  const [firstValue] = await locator.locator("option").evaluateAll((options) =>
    options
      .map((option) => ({
        value: (option as HTMLOptionElement).value,
        disabled: (option as HTMLOptionElement).disabled,
      }))
      .filter((option) => option.value && !option.disabled)
      .map((option) => option.value),
  );

  await locator.selectOption(firstValue);
}

async function createLeaveDraft(page: Page, startDate: string, endDate: string, reason: string) {
  const createResponsePromise = page.waitForResponse(
    (response) => response.request().method() === "POST" && new URL(response.url()).pathname === "/api/leave-requests" && response.ok(),
  );

  await selectFirstEnabledOption(page.locator("#leave-type"));
  await page.locator("#leave-start-date").fill(startDate);
  await page.locator("#leave-end-date").fill(endDate);
  await page.locator("#leave-start-session").selectOption("am");
  await page.locator("#leave-end-session").selectOption("pm");
  await page.locator("#leave-reason").fill(reason);
  await page.getByRole("button", { name: "创建草稿" }).click();

  const createPayload = (await (await createResponsePromise).json()) as { data?: { id?: string } };
  const leaveRequestId = createPayload.data?.id;
  if (!leaveRequestId) {
    throw new Error(`创建请假草稿后未返回 id: ${JSON.stringify(createPayload)}`);
  }

  return leaveRequestId;
}

async function submitLeave(api: Awaited<ReturnType<typeof createAuthenticatedApiClient>>["api"], leaveRequestId: string) {
  return apiPostData<{ leaveRequestId: string; currentTaskId: string }>(api, `/api/leave-requests/${leaveRequestId}/submit`, {});
}

test("E2E 审批列表快捷通过：经理可在待办列表行内直接通过请假申请", async ({ page }) => {
  const employeeClient = await createAuthenticatedApiClient(EMPLOYEE);
  const startDate = formatDate(190 + (Date.now() % 40));
  const reason = `Playwright 快捷通过 ${Date.now()}`;

  try {
    await login(page, EMPLOYEE);
    await (await openNavLink(page, "请假")).click();
    await expect(page.getByRole("heading", { name: "请假申请" })).toBeVisible();

    const leaveRequestId = await createLeaveDraft(page, startDate, startDate, reason);
    const submitResult = await submitLeave(employeeClient.api, leaveRequestId);

    await logout(page, EMPLOYEE.name);

    await login(page, MANAGER);
    await (await openNavLink(page, "待我处理")).click();
    await expect(page.getByTestId(TEST_IDS.workflow.tasksTable)).toBeVisible();

    const taskRows = page.getByTestId(TEST_IDS.workflow.taskRow).filter({ hasText: submitResult.currentTaskId });
    await expect(taskRows).toHaveCount(1, { timeout: 30_000 });
    const taskRow = taskRows.first();
    await expect(taskRow.getByTestId(TEST_IDS.workflow.quickApprove)).toBeVisible();
    await expect(taskRow.getByTestId(TEST_IDS.workflow.detailLink)).toBeVisible();

    await taskRow.getByTestId(TEST_IDS.workflow.quickApprove).click();
    await expect(taskRows).toHaveCount(0, { timeout: 30_000 });

    await logout(page, MANAGER.name);

    await login(page, EMPLOYEE);
    await page.goto("/leave-requests");
    await expect(page.getByRole("row").filter({ hasText: startDate }).first()).toContainText("已通过", { timeout: 30_000 });
  } finally {
    await employeeClient.dispose();
  }
});