import { test, expect } from "./helpers/fixtures";
import { ADMIN, EMPLOYEE, FINANCE, MANAGER, apiGetData, createAuthenticatedApiClient, login, logout } from "./helpers/auth";
import { ensureFeatureFlagOn } from "./helpers/featureFlags";
import { openNavLink } from "./helpers/navigation";
import { TEST_IDS } from "./helpers/testIds";

test("E2E 主链路：登录→报销→待办审批→票据OCR→支付→登出", async ({ page, reimbursementDetail, workflowDetail }) => {
  // 主链路包含 OCR 等待和三角色切换，full-local 下会超过默认 120s。
  test.setTimeout(300_000);

  const adminApi = await createAuthenticatedApiClient(ADMIN);
  await ensureFeatureFlagOn(adminApi.api, "payment_batch_v1", "playwright main flow");
  await adminApi.dispose();

  // 1) employee: create reimbursement
  await login(page, EMPLOYEE);

  await (await openNavLink(page, "我的报销")).click();
  await expect(page).toHaveURL(/\/reimbursements/);
  await expect(page.getByTestId("reimbursements-create")).toBeVisible();
  const createResponsePromise = page.waitForResponse((response) => {
    const url = new URL(response.url());
    return response.request().method() === "POST" && url.pathname === "/api/reimbursements" && response.ok();
  });
  await page.getByTestId("reimbursements-create").click();
  await page.getByRole("menuitem", { name: "空白报销" }).click();
  const createPayload = (await (await createResponsePromise).json()) as { data?: { id?: string } };
  const reimbursementId = createPayload.data?.id;
  if (!reimbursementId) {
    throw new Error(`创建报销单后未返回 id: ${JSON.stringify(createPayload)}`);
  }
  await page.goto(`/reimbursements/${reimbursementId}`);
  await reimbursementDetail.assertLoaded();

  // 2) employee: upload invoice and wait OCR
  await (await openNavLink(page, "票据")).click();
  const marker = `MOCK_E2E_${Date.now()}_${Math.random().toString(16).slice(2)}`;
  const invoiceFileName = `e2e-${Date.now()}.pdf`;
  const uploadResponsePromise = page.waitForResponse((response) => {
    const url = new URL(response.url());
    return response.request().method() === "POST" && url.pathname === "/api/invoice-pool/upload" && response.ok();
  });
  await page.getByRole("button", { name: "上传票据" }).click();
  await page.getByTestId("invoice-upload-file").setInputFiles({
    name: invoiceFileName,
    mimeType: "application/pdf",
    buffer: Buffer.from(`%PDF-1.4\n${marker}\n%%EOF\n`, "utf8"),
  });
  await page.getByTestId("invoice-upload-submit").click();
  const uploadPayload = (await (await uploadResponsePromise).json()) as { data?: { invoicePoolId?: string | null } };
  const invoiceId = uploadPayload.data?.invoicePoolId;
  if (!invoiceId) {
    throw new Error(`上传发票后未返回票据 ID: ${JSON.stringify(uploadPayload)}`);
  }

  await expect(page.getByTestId("invoice-detail-panel")).toBeVisible();
  await expect(page.getByTestId("invoice-detail-panel")).toContainText("状态：可用", { timeout: 90_000 });

  // 预览（popup 存在即可）
  const popupPromise = page.waitForEvent("popup");
  await page.getByTestId("invoice-preview-button").click();
  const popup = await popupPromise;
  await expect(popup).toHaveURL(new RegExp(`/api/invoice-pool/${invoiceId}`));
  await popup.close();

  // 3) bind invoice to reimbursement
  await page.goto("/invoice-pool");
  await expect(page.getByTestId("invoice-pool-table")).toBeVisible();
  await page.getByRole("button", { name: "绑定" }).click();
  await page.getByTestId("invoice-bind-invoice").selectOption(invoiceId);
  await page.getByTestId("invoice-bind-reimbursement").selectOption(reimbursementId);
  await page.getByTestId("invoice-bind-submit").click();

  // 4) submit reimbursement
  await page.goto(`/reimbursements/${reimbursementId}`);
  await reimbursementDetail.assertLoaded();
  await reimbursementDetail.submitReimbursement();
  await expect(page.getByText(/状态：(reviewing|审批中)/)).toBeVisible();

  // 5) manager approve
  await logout(page, EMPLOYEE.name);
  await login(page, MANAGER);

  await (await openNavLink(page, "待我审批")).click();
  await expect(page.getByTestId(TEST_IDS.workflow.tasksTable)).toBeVisible();
  const managerTaskRow = page.getByTestId(TEST_IDS.workflow.taskRow).filter({ hasText: reimbursementId }).first();
  await expect(managerTaskRow).toBeVisible();
  await managerTaskRow.getByTestId(TEST_IDS.workflow.detailLink).click();
  await workflowDetail.assertLoaded();
  await workflowDetail.approve();
  await expect(workflowDetail.summary).toContainText(/状态：(completed|已完成)/);

  await logout(page, MANAGER.name);

  // 6) finance approve, then pay from the payment batch context
  await login(page, FINANCE);
  await (await openNavLink(page, "待我审批")).click();
  const financeTaskRow = page.getByTestId(TEST_IDS.workflow.taskRow).filter({ hasText: reimbursementId }).first();
  await expect(financeTaskRow).toBeVisible();
  await financeTaskRow.getByTestId(TEST_IDS.workflow.detailLink).click();
  await workflowDetail.assertLoaded();
  await workflowDetail.approve();
  await expect(workflowDetail.summary).toContainText(/状态：(completed|已完成)/);

  await page.goto(`/reimbursements/${reimbursementId}`);
  await reimbursementDetail.assertLoaded();
  await expect(page.getByText(/状态：(approved|已批准)/)).toBeVisible({ timeout: 30_000 });
  await expect(page.getByTestId(TEST_IDS.reimbursement.pay)).toHaveCount(0);

  const reimbursement = await apiGetData<{ formNumber: string | null }>(page.request, `/api/reimbursements/${reimbursementId}`);
  const reimbursementDisplayCode = reimbursement.formNumber ?? reimbursementId;
  await page.goto("/payment-batches");
  const createCard = page.getByTestId("payment-batch-create-panel");
  await expect(createCard).toBeVisible();
  const createBatchResponsePromise = page.waitForResponse((response) => {
    const url = new URL(response.url());
    return response.request().method() === "POST" && url.pathname === "/api/payment-batches" && response.ok();
  });
  await createCard.getByTestId("payment-batch-candidate-search").fill(reimbursementDisplayCode);
  const candidateRow = createCard.getByTestId("payment-batch-candidate-row").filter({ hasText: reimbursementDisplayCode }).first();
  await expect(candidateRow).toBeVisible();
  await candidateRow.getByRole("checkbox").check();
  await createCard.getByRole("button", { name: "创建并提交复核" }).click();
  const createBatchPayload = (await (await createBatchResponsePromise).json()) as { data?: { item?: { id?: string; name?: string } } };
  const batchId = createBatchPayload.data?.item?.id;
  const batchName = createBatchPayload.data?.item?.name;
  if (!batchId || !batchName) {
    throw new Error(`创建付款批次后未返回 id: ${JSON.stringify(createBatchPayload)}`);
  }

  await logout(page, FINANCE.name);
  await login(page, MANAGER);
  await page.goto("/ap-operations");
  await page.getByRole("tab", { name: /待付款/ }).click();
  const pendingRow = page.locator("tr").filter({ hasText: batchName }).first();
  await expect(pendingRow).toBeVisible();
  await pendingRow.getByRole("button", { name: "快捷复核" }).click();
  await expect(page.getByRole("dialog")).toContainText(batchName);
  await page.getByPlaceholder("请输入复核意见").fill("E2E main flow payment review");
  await page.getByRole("button", { name: "提交复核" }).click();
  await expect(pendingRow).toContainText("复核 1/1");

  await logout(page, MANAGER.name);
  await login(page, FINANCE);
  await page.goto(`/payment-batches?id=${batchId}`);
  const executedBatchDetailCard = page.getByTestId("payment-batch-detail-panel").filter({ hasText: batchName });
  await expect(executedBatchDetailCard).toBeVisible();
  await expect(executedBatchDetailCard).toContainText("1/1");
  const receiptCard = page.getByTestId("payment-batch-receipt-panel");
  await expect(receiptCard).toBeVisible();
  const receiptUploadResponsePromise = page.waitForResponse((response) => {
    const url = new URL(response.url());
    return response.request().method() === "POST" &&
      url.pathname === `/api/payment-batches/${batchId}/receipt-attachments` &&
      response.ok();
  });
  await receiptCard.getByTestId("payment-batch-receipt-file-input").setInputFiles({
    name: "e2e-bank-receipt.pdf",
    mimeType: "application/pdf",
    buffer: Buffer.from(`%PDF-1.4\npayment receipt ${marker}\n%%EOF\n`, "utf8"),
  });
  await receiptUploadResponsePromise;
  await expect(receiptCard).toContainText("e2e-bank-receipt.pdf");
  await page.getByTestId("payment-batch-action-panel").getByRole("button", { name: "登记付款完成" }).click();
  await expect(page.getByTestId("action-confirm-dialog")).toContainText("登记付款完成");
  await page.getByTestId("action-confirm-submit").click();
  await expect(executedBatchDetailCard).toContainText("已付款", { timeout: 30_000 });

  await page.goto(`/reimbursements/${reimbursementId}`);
  await reimbursementDetail.assertLoaded();
  await expect(page.getByText(/状态：(paid|已支付)/)).toBeVisible({ timeout: 30_000 });
  await expect(page.getByTestId("reimbursement-payment-status")).toContainText("已付款");
  await expect(page.getByTestId(TEST_IDS.reimbursement.pay)).toHaveCount(0);

  await logout(page, FINANCE.name);

  // 7) guard: unauth -> login
  await page.goto("/dashboard");
  await expect(page).toHaveURL(/\/login/);
});