import { useCallback, useEffect, useState } from "react";
import { Link, useNavigate, useParams } from "react-router-dom";
import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
import { isApiError } from "../api/types";
import { mapApiErrorMessage } from "../api/errorMessages";
import { fetchExpenseTypes } from "../api/expenseTypes";
import type { ExpenseStandardCheck, PrecheckResponse } from "../api/feeControl";
import { fetchProjects } from "../api/projects";
import {
  createReimbursementItem,
  deleteReimbursementAttachment,
  deleteReimbursement,
  deleteReimbursementItem,
  downloadReimbursementAttachment,
  fetchReimbursementDetail,
  precheckReimbursement,
  submitReimbursement,
  updateReimbursementItem,
  uploadReimbursementAttachments,
  withdrawReimbursement,
  linkReimbursementProject,
  type ReimbursementItem,
  type ReimbursementStatus,
} from "../api/reimbursements";
import { remindWorkflowTask } from "../api/workflow";
import {
  bindInvoice,
  fetchBindableInvoices,
  unbindInvoice,
  uploadInvoice,
} from "../api/invoicePool";
import { toast } from "sonner";
import { useAuth } from "../auth/AuthContext";
import { hasPermission } from "../auth/permissions";
import { CardSkeleton } from "../components/common/CardSkeleton";
import { ConfirmDialog } from "../components/common/ConfirmDialog";
import { useUnsavedChangesGuard } from "../components/common/UnsavedChangesGuard";
import { AttachmentGovernanceBadges } from "../components/common/AttachmentGovernanceBadges";
import { AttachmentDeleteConfirmDialog } from "../components/common/AttachmentDeleteConfirmDialog";
import { useAttachmentDownloadReasonDialog } from "../components/common/useAttachmentDownloadReasonDialog";
import { RiskFlagsCard } from "../components/common/RiskFlagsCard";
import { StatusBadge } from "../components/common/StatusBadge";
import { AiSuggestionCard } from "../components/ai/AiSuggestionCard";
import { Button } from "../components/ui/button";
import {
  Dialog,
  DialogContent,
  DialogDescription,
  DialogHeader,
  DialogTitle,
} from "../components/ui/dialog";
import { Input } from "../components/ui/input";
import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from "../components/ui/table";
import { DetailSideMeta } from "../components/patterns/DetailSideMeta";
import { EntityOverviewHero } from "../components/patterns/EntityOverviewHero";
import { PageScaffold } from "../components/patterns/PageScaffold";
import { SectionPanel } from "../components/patterns/SectionPanel";
import {
  formatInvoiceDisplayTitle,
  resolveInvoiceNextStepText,
  resolveInvoiceStatusLabel,
  resolveInvoiceUserMessage,
} from "../lib/invoiceStatus";
import { useInvoiceOcrTracker } from "../hooks/useInvoiceOcrTracker";
import { resolveReimbursementDisplayCode } from "../lib/reimbursementDisplay";
import type { AttachmentGovernanceFields } from "../lib/attachmentGovernance";
import { formatDisplayDate } from "../lib/displayFormat";
import { TEST_IDS } from "../lib/testIds";
import { PDF_FILE_ACCEPT, rejectedPdfMessage, splitPdfFiles } from "../lib/pdfFiles";
import { ReimbursementActions } from "./reimbursement-detail/ReimbursementActions";
import {
  ReimbursementItemEditor,
  type ItemEditorInitialValues,
  type ItemEditorSaveData,
} from "./reimbursement-detail/ReimbursementItemEditor";
import { buildPrecheckDialogMessage } from "../lib/precheck";

type ItemEditorState = { mode: "create" } | { mode: "edit"; itemId: string } | null;
type SelectedInvoiceMap = Record<string, string>;

function formatDateTime(value: string | null) {
  if (!value) return "-";
  return value.slice(0, 19).replace("T", " ");
}

function buildActionErrorMessage(error: unknown, fallbackMessage: string) {
  if (isApiError(error)) {
    return `${error.code}: ${mapApiErrorMessage(error.code, error.details, error.message)}`;
  }

  if (error instanceof Error) {
    return error.message;
  }

  return fallbackMessage;
}

function workflowActionLabel(action: string) {
  const labels: Record<string, string> = {
    start: "提交",
    approve: "通过",
    reject: "驳回",
    return: "退回",
    transfer: "转审",
    withdraw: "撤回",
    remind: "催办",
    overdue_remind: "超时提醒",
  };
  return labels[action] ?? action;
}

function budgetControlModeLabel(controlMode: string | null | undefined) {
  const labels: Record<string, string> = {
    block: "超额阻断",
    warn: "超额提醒",
    manual_review: "人工复核",
  };
  return controlMode ? labels[controlMode] ?? "按制度处理" : "按制度处理";
}

function reimbursementStatusLabel(status: ReimbursementStatus) {
  const labels: Record<ReimbursementStatus, string> = {
    draft: "草稿",
    reviewing: "审批中",
    approved: "已批准",
    paid: "已支付",
    rejected: "已驳回",
    cancelled: "已取消",
  };
  return labels[status] ?? status;
}

function materialCompletenessLabel(count: number, noun: string) {
  return count > 0 ? `${count} ${noun}` : `缺${noun}`;
}

function paymentChannelLabel(value: string | null | undefined) {
  if (value === "bank") return "银行转账";
  if (value === "alipay") return "支付宝";
  if (value === "wechat") return "微信";
  if (value === "cash") return "现金";
  if (value === "other") return "其他";
  return value || "-";
}

export function ReimbursementDetailPage() {
  const { reimbursementId = "" } = useParams();
  const navigate = useNavigate();
  const { permissions, me, accessToken } = useAuth();
  const queryClient = useQueryClient();

  const [actionError, setActionError] = useState("");

  const [itemEditor, setItemEditor] = useState<ItemEditorState>(null);
  const [itemError, setItemError] = useState("");
  const [confirmDeleteItemId, setConfirmDeleteItemId] = useState("");
  const [confirmDeleteReimbursement, setConfirmDeleteReimbursement] = useState(false);
  const [showSecondaryDetail, setShowSecondaryDetail] = useState(false);
  const [submitConfirmPrecheck, setSubmitConfirmPrecheck] = useState<PrecheckResponse | null>(null);
  const [isInvoiceDialogOpen, setIsInvoiceDialogOpen] = useState(false);
  const [invoiceSearchInput, setInvoiceSearchInput] = useState("");
  const [invoiceSearch, setInvoiceSearch] = useState("");
  const [selectedInvoices, setSelectedInvoices] = useState<SelectedInvoiceMap>({});
  const [selectedInvoiceFiles, setSelectedInvoiceFiles] = useState<File[]>([]);
  const [selectedAttachmentFiles, setSelectedAttachmentFiles] = useState<File[]>([]);
  const [deleteAttachmentTarget, setDeleteAttachmentTarget] = useState<{ id: string; originalName: string } | null>(null);
  const [invoiceActionError, setInvoiceActionError] = useState("");
  const [pendingOcrInvoiceIds, setPendingOcrInvoiceIds] = useState<string[]>([]);
  const [invoiceUploadProgress, setInvoiceUploadProgress] = useState({ completed: 0, total: 0 });
  const [editorInitialValues, setEditorInitialValues] = useState<ItemEditorInitialValues>({
    expenseTypeId: "",
    expenseDate: "",
    amount: "",
    description: "",
  });
  const runGuarded = useUnsavedChangesGuard(
    Boolean(itemEditor) ||
      selectedInvoiceFiles.length > 0 ||
      selectedAttachmentFiles.length > 0 ||
      Object.keys(selectedInvoices).length > 0,
    "报销表单",
  );

  const detailQuery = useQuery({
    enabled: Boolean(reimbursementId),
    queryKey: ["reimbursements", reimbursementId],
    queryFn: () => fetchReimbursementDetail(reimbursementId),
  });

  const expenseTypesQuery = useQuery({
    queryKey: ["expenseTypes", "enabled"],
    queryFn: () => fetchExpenseTypes({ enabled: true }),
  });

  const projectsQuery = useQuery({
    queryKey: ["projects", "reimbursement-link"],
    queryFn: () => fetchProjects({ mine: true }),
  });

  const canSubmitExpense = hasPermission(permissions, "expense.submit");
  const canUploadInvoice = hasPermission(permissions, "invoice.upload");
  const canViewOwnInvoice = hasPermission(permissions, "invoice.view_own");
  const canViewAllExpense = hasPermission(permissions, "expense.view_all");
  const canDeleteExpense = hasPermission(permissions, "expense.delete_own");

  const reimbursementPrecheckQuery = useQuery({
    enabled: Boolean(reimbursementId) && canSubmitExpense && ["draft", "rejected"].includes(detailQuery.data?.status ?? ""),
    queryKey: ["reimbursements", reimbursementId, "precheck"],
    queryFn: () => precheckReimbursement(reimbursementId),
  });

  const bindableInvoicesQuery = useQuery({
    enabled:
      Boolean(reimbursementId) &&
      isInvoiceDialogOpen &&
      canUploadInvoice &&
      canViewOwnInvoice &&
      Boolean(detailQuery.data) &&
      ["draft", "rejected"].includes(detailQuery.data?.status ?? "") &&
      Boolean(me?.id) &&
      [detailQuery.data?.ownerId, detailQuery.data?.submitterId].includes(me?.id ?? ""),
    queryKey: ["invoice-pool", "bindable", reimbursementId, invoiceSearch],
    queryFn: () =>
      fetchBindableInvoices({
        reimbursementId,
        search: invoiceSearch || undefined,
        limit: 20,
      }),
    refetchInterval: pendingOcrInvoiceIds.length ? 3_000 : false,
  });

  useEffect(() => {
    const timerId = window.setTimeout(() => {
      setInvoiceSearch(invoiceSearchInput.trim());
    }, 300);

    return () => window.clearTimeout(timerId);
  }, [invoiceSearchInput]);

  useEffect(() => {
    const candidateIds = new Set((bindableInvoicesQuery.data?.items ?? []).map((item) => item.id));
    setSelectedInvoices((previous) =>
      Object.fromEntries(Object.entries(previous).filter(([invoiceId]) => candidateIds.has(invoiceId))),
    );
  }, [bindableInvoicesQuery.data?.items]);

  const mutation = useMutation({
    mutationFn: async (params: { action: "submit" } | { action: "withdraw"; comment: string }) => {
      if (!reimbursementId) {
        throw new Error("missing reimbursementId");
      }

      if (params.action === "submit") {
        return submitReimbursement(reimbursementId);
      }

      if (params.action === "withdraw") {
        return withdrawReimbursement(reimbursementId, params.comment);
      }
    },
    onSuccess: async (_data, params) => {
      await Promise.all([
        queryClient.invalidateQueries({ queryKey: ["reimbursements"] }),
        queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId] }),
        queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId, "precheck"] }),
      ]);
      setActionError("");
      if (params.action === "submit") {
        setSubmitConfirmPrecheck(null);
      }
      const actionMessages: Record<string, string> = { submit: "已提交", withdraw: "已撤回" };
      toast.success(actionMessages[params.action] ?? "操作成功");
    },
    onError: (error) => {
      if (isApiError(error)) {
        const msg = `${error.code}: ${mapApiErrorMessage(error.code, error.details, error.message)}`;
        setActionError(msg);
        toast.error(msg);
        return;
      }

      if (error instanceof Error) {
        setActionError(error.message);
        toast.error(error.message);
        return;
      }

      setActionError("操作失败，请稍后重试");
      toast.error("操作失败，请稍后重试");
    },
  });

  const remindMutation = useMutation({
    mutationFn: (taskId: string) => remindWorkflowTask(taskId),
    onSuccess: async () => {
      await Promise.all([
        queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId] }),
        queryClient.invalidateQueries({ queryKey: ["notifications"] }),
        queryClient.invalidateQueries({ queryKey: ["workflow", "tasks"] }),
        queryClient.invalidateQueries({ queryKey: ["workflow", "tasks", "summary"] }),
        queryClient.invalidateQueries({ queryKey: ["portal-home"] }),
      ]);
      toast.success("已催办当前审批人");
    },
    onError: (error) => {
      toast.error(buildActionErrorMessage(error, "催办失败，请稍后重试"));
    },
  });

  const itemSaveMutation = useMutation({
    mutationFn: async (data: ItemEditorSaveData) => {
      if (!reimbursementId) {
        throw new Error("missing reimbursementId");
      }
      if (!itemEditor) {
        throw new Error("missing itemEditor");
      }

      const payload = {
        expenseTypeId: data.expenseTypeId,
        expenseDate: data.expenseDate,
        amount: data.amount,
        description: data.description.trim() || undefined,
      };

      if (itemEditor.mode === "create") {
        return createReimbursementItem(reimbursementId, payload);
      }

      return updateReimbursementItem(reimbursementId, itemEditor.itemId, payload);
    },
    onSuccess: async () => {
      await Promise.all([
        queryClient.invalidateQueries({ queryKey: ["reimbursements"] }),
        queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId] }),
        queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId, "precheck"] }),
      ]);
      setItemEditor(null);
      setItemError("");
      toast.success("明细已保存");
    },
    onError: (error) => {
      if (isApiError(error)) {
        const msg = `${error.code}: ${mapApiErrorMessage(error.code, error.details, error.message)}`;
        setItemError(msg);
        toast.error(msg);
        return;
      }

      if (error instanceof Error) {
        setItemError(error.message);
        toast.error(error.message);
        return;
      }

      setItemError("保存明细失败，请稍后重试");
      toast.error("保存明细失败，请稍后重试");
    },
  });

  const itemDeleteMutation = useMutation({
    mutationFn: async (itemId: string) => {
      if (!reimbursementId) {
        throw new Error("missing reimbursementId");
      }

      return deleteReimbursementItem(reimbursementId, itemId);
    },
    onSuccess: async () => {
      await Promise.all([
        queryClient.invalidateQueries({ queryKey: ["reimbursements"] }),
        queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId] }),
        queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId, "precheck"] }),
      ]);
      setItemError("");
      toast.success("明细已删除");
    },
    onError: (error) => {
      if (isApiError(error)) {
        const msg = `${error.code}: ${mapApiErrorMessage(error.code, error.details, error.message)}`;
        setItemError(msg);
        toast.error(msg);
        return;
      }

      if (error instanceof Error) {
        setItemError(error.message);
        toast.error(error.message);
        return;
      }

      setItemError("删除明细失败，请稍后重试");
      toast.error("删除明细失败，请稍后重试");
    },
  });

  const deleteReimbursementMutation = useMutation({
    mutationFn: async () => {
      if (!reimbursementId) {
        throw new Error("missing reimbursementId");
      }

      return deleteReimbursement(reimbursementId);
    },
    onSuccess: async () => {
      await queryClient.invalidateQueries({ queryKey: ["reimbursements"] });
      toast.success("草稿已删除");
      navigate("/reimbursements?status=draft");
    },
    onError: (error) => {
      const message = buildActionErrorMessage(error, "删除草稿失败");
      setActionError(message);
      toast.error(message);
    },
  });

  const projectLinkMutation = useMutation({
    mutationFn: (projectId: string | null) => linkReimbursementProject(reimbursementId, projectId),
    onSuccess: async () => {
      await Promise.all([
        queryClient.invalidateQueries({ queryKey: ["reimbursements"] }),
        queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId] }),
        queryClient.invalidateQueries({ queryKey: ["projects"] }),
        queryClient.invalidateQueries({ queryKey: ["portal-home"] }),
      ]);
      toast.success("已更新关联项目");
    },
    onError: (error) => {
      const message = isApiError(error)
        ? `${error.code}: ${mapApiErrorMessage(error.code, error.details, error.message)}`
        : error instanceof Error
          ? error.message
          : "关联项目失败";
      toast.error(message);
    },
  });

  const bindInvoicesMutation = useMutation({
    mutationFn: async (invoiceSelections: Array<{ invoiceId: string; linkedItemId?: string }>) => {
      if (!reimbursementId) {
        throw new Error("missing reimbursementId");
      }

      const results: Array<{ invoiceId: string; success: boolean; message?: string }> = [];
      for (const selection of invoiceSelections) {
        try {
          await bindInvoice(selection.invoiceId, {
            reimbursementId,
            ...(selection.linkedItemId ? { linkedItemId: selection.linkedItemId } : {}),
          });
          results.push({ invoiceId: selection.invoiceId, success: true });
        } catch (error) {
          results.push({
            invoiceId: selection.invoiceId,
            success: false,
            message: buildActionErrorMessage(error, "添加发票失败"),
          });
        }
      }

      return results;
    },
    onSuccess: async (results) => {
      await Promise.all([
        queryClient.invalidateQueries({ queryKey: ["reimbursements"] }),
        queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId] }),
        queryClient.invalidateQueries({ queryKey: ["invoice-pool", "bindable", reimbursementId] }),
      ]);

      const failedResults = results.filter((item) => !item.success);
      const succeededIds = results.filter((item) => item.success).map((item) => item.invoiceId);

      setSelectedInvoices((previous) =>
        Object.fromEntries(Object.entries(previous).filter(([invoiceId]) => !succeededIds.includes(invoiceId))),
      );

      if (!failedResults.length) {
        setInvoiceActionError("");
        setIsInvoiceDialogOpen(false);
        setInvoiceSearchInput("");
        setInvoiceSearch("");
        setSelectedInvoices({});
        setSelectedInvoiceFiles([]);
        setPendingOcrInvoiceIds((previous) =>
          previous.filter((invoiceId) => !succeededIds.includes(invoiceId)),
        );
        toast.success(`已添加 ${succeededIds.length} 张发票`);
        return;
      }

      const summary = failedResults
        .map((item) => {
          const invoice = (bindableInvoicesQuery.data?.items ?? []).find((candidate) => candidate.id === item.invoiceId);
          return `${formatInvoiceDisplayTitle(invoice)}：${item.message ?? "添加失败"}`;
        })
        .join("；");
      setInvoiceActionError(summary);
      if (succeededIds.length) {
        toast.success(`已添加 ${succeededIds.length} 张，${failedResults.length} 张失败`);
      } else {
        toast.error("发票添加失败");
      }
    },
    onError: (error) => {
      const message = buildActionErrorMessage(error, "发票添加失败");
      setInvoiceActionError(message);
      toast.error(message);
    },
  });

  const handleTrackedInvoicesAvailable = useCallback(
    (invoiceIds: string[]) => {
      if (!invoiceIds.length) {
        return;
      }
      bindInvoicesMutation.mutate(invoiceIds.map((invoiceId) => ({ invoiceId })));
    },
    [bindInvoicesMutation],
  );

  const handleTrackedInvoicesUnavailable = useCallback((items: Array<{ id: string; originalName: string | null; message: string; availabilityMessage?: string | null; ocrLastError?: string | null }>) => {
    const message = items
      .map((item) => `${formatInvoiceDisplayTitle(item)}：${resolveInvoiceUserMessage(item)}`)
      .join("；");
    setInvoiceActionError(message);
    toast.error("部分发票需要处理");
  }, []);

  const invoiceOcrTracker = useInvoiceOcrTracker({
    accessToken,
    enabled: Boolean(reimbursementId),
    pendingInvoiceIds: pendingOcrInvoiceIds,
    setPendingInvoiceIds: setPendingOcrInvoiceIds,
    onAvailable: handleTrackedInvoicesAvailable,
    onUnavailable: handleTrackedInvoicesUnavailable,
  });

  const unbindInvoiceMutation = useMutation({
    mutationFn: (invoiceId: string) => unbindInvoice(invoiceId),
    onSuccess: async () => {
      await Promise.all([
        queryClient.invalidateQueries({ queryKey: ["reimbursements"] }),
        queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId] }),
        queryClient.invalidateQueries({ queryKey: ["invoice-pool", "bindable", reimbursementId] }),
      ]);
      setInvoiceActionError("");
      toast.success("发票已移除");
    },
    onError: (error) => {
      const message = buildActionErrorMessage(error, "移除发票失败");
      setInvoiceActionError(message);
      toast.error(message);
    },
  });

  const uploadInvoiceMutation = useMutation({
    mutationFn: async (files: File[]) => {
      const ownerEmployeeId = detailQuery.data?.ownerId;
      if (!ownerEmployeeId) {
        throw new Error("missing ownerEmployeeId");
      }

      if (!files.length) {
        throw new Error("请选择发票文件");
      }

      const uploadFailures: Array<{ file: File; message: string }> = [];
      const pendingById = new Map<string, string>();
      const availableIds: string[] = [];
      const ocrFailures: string[] = [];
      const bindFailures: string[] = [];
      let boundCount = 0;
      setInvoiceUploadProgress({ completed: 0, total: files.length });

      for (const [index, file] of files.entries()) {
        try {
          const result = await uploadInvoice(file, "vat", ownerEmployeeId);
          if (result.uploadAction === "blocked" || !result.invoicePoolId) {
            uploadFailures.push({
              file,
              message: resolveInvoiceUserMessage(result),
            });
          } else if (result.status === "available") {
            availableIds.push(result.invoicePoolId);
          } else if (result.status === "pending_ocr") {
            pendingById.set(result.invoicePoolId, file.name);
          } else {
            uploadFailures.push({
              file,
              message: resolveInvoiceUserMessage(result),
            });
          }
        } catch (error) {
          uploadFailures.push({ file, message: buildActionErrorMessage(error, "上传发票失败") });
        }
        setInvoiceUploadProgress({ completed: index + 1, total: files.length });
      }

      setPendingOcrInvoiceIds((previous) =>
        Array.from(new Set([...previous, ...Array.from(pendingById.keys())])),
      );

      for (const invoiceId of availableIds) {
        try {
          await bindInvoice(invoiceId, { reimbursementId });
          boundCount += 1;
        } catch (error) {
          bindFailures.push(`新上传发票：${buildActionErrorMessage(error, "添加发票失败")}`);
        }
      }

      return {
        uploadedCount: files.length - uploadFailures.length,
        uploadFailures,
        boundCount,
        bindFailures,
        pendingIds: Array.from(pendingById.keys()),
        ocrFailures,
      };
    },
    onSuccess: async (result) => {
      setInvoiceSearchInput("");
      setInvoiceSearch("");
      setSelectedInvoiceFiles(result.uploadFailures.map((item) => item.file));
      setPendingOcrInvoiceIds((previous) => Array.from(new Set([...previous, ...result.pendingIds])));

      await queryClient.invalidateQueries({ queryKey: ["invoice-pool"] });
      await queryClient.invalidateQueries({ queryKey: ["reimbursements"] });
      await queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId] });
      await bindableInvoicesQuery.refetch();

      const blockingMessages = [
        ...result.uploadFailures.map((item) => `${item.file.name}: ${item.message}`),
        ...result.ocrFailures,
        ...result.bindFailures,
      ];

      if (blockingMessages.length) {
        const message = blockingMessages.join("；");
        setInvoiceActionError(message);
        toast.error(`发票上传完成：${result.uploadedCount} 张已上传，${blockingMessages.length} 项需处理`);
        return;
      }

      setInvoiceActionError("");
      if (result.pendingIds.length) {
        toast.success(`已上传 ${result.pendingIds.length} 张发票，识别完成后会自动添加`);
        return;
      }
      toast.success(`发票上传完成：${result.boundCount || result.uploadedCount} 张已添加`);
    },
    onSettled: () => setInvoiceUploadProgress({ completed: 0, total: 0 }),
    onError: (error) => {
      const message = buildActionErrorMessage(error, "上传发票失败");
      setInvoiceActionError(message);
      toast.error(message);
    },
  });

  const uploadAttachmentsMutation = useMutation({
    mutationFn: async (files: File[]) => {
      if (!files.length) {
        throw new Error("请选择附件材料");
      }
      return uploadReimbursementAttachments(reimbursementId, files);
    },
    onSuccess: async () => {
      setSelectedAttachmentFiles([]);
      await queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId] });
      toast.success("附件材料已上传");
    },
    onError: (error) => {
      toast.error(buildActionErrorMessage(error, "上传附件失败"));
    },
  });

  const deleteAttachmentMutation = useMutation({
    mutationFn: ({ attachmentId, reason }: { attachmentId: string; reason: string }) =>
      deleteReimbursementAttachment(reimbursementId, attachmentId, reason),
    onSuccess: async () => {
      await queryClient.invalidateQueries({ queryKey: ["reimbursements", reimbursementId] });
      setDeleteAttachmentTarget(null);
      toast.success("附件材料已删除");
    },
    onError: (error) => {
      toast.error(buildActionErrorMessage(error, "删除附件失败"));
    },
  });

  const { requestDownloadReason, downloadReasonDialog } = useAttachmentDownloadReasonDialog();

  const openAttachmentMutation = useMutation({
    mutationFn: ({ attachmentId, reason }: { attachmentId: string; reason?: string }) =>
      downloadReimbursementAttachment(reimbursementId, attachmentId, reason),
    onSuccess: (result) => {
      const url = URL.createObjectURL(result.blob);
      window.open(url, "_blank", "noopener,noreferrer");
      window.setTimeout(() => URL.revokeObjectURL(url), 60_000);
    },
    onError: (error) => {
      toast.error(buildActionErrorMessage(error, "打开附件失败"));
    },
  });

  async function handleOpenAttachment(attachment: { id: string; originalName?: string } & AttachmentGovernanceFields) {
    const reason = await requestDownloadReason(attachment);
    if (reason === null) {
      return;
    }
    openAttachmentMutation.mutate({ attachmentId: attachment.id, reason });
  }

  if (!reimbursementId) {
    return (
      <div className="card-std p-5">
        <p className="text-sm text-red-600">缺少 reimbursementId 参数。</p>
      </div>
    );
  }

  if (detailQuery.isLoading) {
    return <CardSkeleton lines={8} />;
  }

  if (detailQuery.isError || !detailQuery.data) {
    const message = isApiError(detailQuery.error)
      ? `${detailQuery.error.code}: ${mapApiErrorMessage(
          detailQuery.error.code,
          detailQuery.error.details,
          detailQuery.error.message,
        )}`
      : "加载报销详情失败";

    return (
      <div className="card-std space-y-3 p-5">
        <p className="text-sm text-red-600">{message}</p>
        <Button asChild variant="secondary">
          <Link to="/reimbursements">返回报销列表</Link>
        </Button>
      </div>
    );
  }

  const detail = detailQuery.data;
  const payment = detail.payment ?? {
    paymentVoucherNo: null,
    paymentDate: null,
    paymentChannel: null,
    paidAt: null,
    paidBy: null,
  };
  const displayCode = resolveReimbursementDisplayCode(detail);
  const budgetHint = detail.budgetHint;
  const canPay = hasPermission(permissions, "expense.finance.pay");
  const canEditItems = ["draft", "rejected"].includes(detail.status);
  const isReimbursementParticipant = Boolean(me?.id) && [detail.ownerId, detail.submitterId].includes(me?.id ?? "");
  const pendingTaskId = detail.pendingWorkflow?.task?.id ?? null;
  const canRemindPendingWorkflow = Boolean(
    detail.status === "reviewing" &&
      pendingTaskId &&
      isReimbursementParticipant &&
      detail.pendingWorkflow?.task?.assignee_id !== me?.id,
  );
  const canOpenInvoiceBindDialog =
    canEditItems &&
    isReimbursementParticipant &&
    canUploadInvoice &&
    canViewOwnInvoice;
  const canUnbindInvoices = canEditItems && (isReimbursementParticipant || canViewAllExpense);
  const canDeleteReimbursement =
    detail.status === "draft" &&
    canDeleteExpense &&
    (isReimbursementParticipant || canViewAllExpense);
  const precheckStandardChecks = reimbursementPrecheckQuery.data?.standardChecks ?? [];
  const blockStandardChecks = precheckStandardChecks.filter((item) => item.exceeded && item.controlMode === "block");
  const warnStandardChecks = precheckStandardChecks.filter((item) => item.exceeded && item.controlMode === "warn");
  const missingInvoiceSubmitMessage = "提交前需先添加至少 1 张发票。";
  const submitInvoiceNotice = canEditItems && detail.invoices.length < 1 ? missingInvoiceSubmitMessage : "";
  const selectedInvoiceEntries = Object.entries(selectedInvoices);

  function handleInvoicePdfSelection(files: FileList | null) {
    const { accepted, rejected } = splitPdfFiles(files);
    setSelectedInvoiceFiles(accepted);
    const message = rejectedPdfMessage(rejected);
    setActionError(message);
    if (message) {
      toast.warning(message);
    }
  }

  const expenseTypes = expenseTypesQuery.data?.items ?? [];

  const computeEditorDefaults = (item?: ReimbursementItem): ItemEditorInitialValues => {
    const defaultDate =
      item?.expenseDate ??
      detail.reimbursementDate ??
      new Date().toISOString().slice(0, 10);

    const defaultExpenseTypeId =
      item?.expenseTypeId ?? expenseTypes[0]?.id ?? "";

    return {
      expenseDate: defaultDate,
      expenseTypeId: defaultExpenseTypeId,
      amount: item?.amount ?? "",
      description: item?.description ?? "",
    };
  };

  const startCreateItem = () => {
    runGuarded(() => {
      setItemEditor({ mode: "create" });
      setEditorInitialValues(computeEditorDefaults());
      setItemError("");
    });
  };

  const startEditItem = (item: ReimbursementItem) => {
    runGuarded(() => {
      setItemEditor({ mode: "edit", itemId: item.id });
      setEditorInitialValues(computeEditorDefaults(item));
      setItemError("");
    });
  };

  const handleItemSave = (data: ItemEditorSaveData) => {
    itemSaveMutation.mutate(data);
  };

  const handleItemCancel = () => {
    runGuarded(() => {
      setItemEditor(null);
      setItemError("");
    });
  };

  const handleSubmitAction = async () => {
    if (!reimbursementId) {
      return;
    }

    try {
      setActionError("");
      if (detail.invoices.length < 1) {
        setActionError(missingInvoiceSubmitMessage);
        toast.error(missingInvoiceSubmitMessage);
        return;
      }
      const precheck = await precheckReimbursement(reimbursementId);
      const message = buildPrecheckDialogMessage(precheck);

      if (precheck.decision === "block") {
        setActionError(message);
        toast.error("提交前校验未通过");
        return;
      }

      if (precheck.decision === "warn" || precheck.decision === "manual_review") {
        setSubmitConfirmPrecheck(precheck);
        return;
      }

      mutation.mutate({ action: "submit" });
    } catch (error) {
      if (isApiError(error)) {
        const message = `${error.code}: ${mapApiErrorMessage(error.code, error.details, error.message)}`;
        setActionError(message);
        toast.error(message);
        return;
      }

      if (error instanceof Error) {
        setActionError(error.message);
        toast.error(error.message);
        return;
      }

      setActionError("提交前校验失败，请稍后重试");
      toast.error("提交前校验失败，请稍后重试");
    }
  };

  const handleInvoiceDialogOpenChange = (open: boolean) => {
    setIsInvoiceDialogOpen(open);
    if (!open) {
      setInvoiceSearchInput("");
      setInvoiceSearch("");
      setSelectedInvoices({});
      setSelectedInvoiceFiles([]);
      setInvoiceActionError("");
      setPendingOcrInvoiceIds([]);
    }
  };

  const toggleInvoiceSelection = (invoiceId: string, checked: boolean) => {
    setSelectedInvoices((previous) => {
      if (!checked) {
        const next = { ...previous };
        delete next[invoiceId];
        return next;
      }

      return {
        ...previous,
        [invoiceId]: previous[invoiceId] ?? "",
      };
    });
  };

  const handleBindSelectedInvoices = () => {
    if (!selectedInvoiceEntries.length) {
      return;
    }

    bindInvoicesMutation.mutate(
      selectedInvoiceEntries.map(([invoiceId]) => ({
        invoiceId,
        linkedItemId: undefined,
      })),
    );
  };

  const resolveLinkedItemLabel = (linkedItemId: string | null) => {
    if (!linkedItemId) {
      return "自动生成或匹配明细";
    }

    const linkedItem = detail.items.find((item) => item.id === linkedItemId);
    if (!linkedItem) {
      return "未识别明细";
    }

    return `${linkedItem.expenseType?.name ?? "未识别费用类型"} · ${linkedItem.description ?? "未填写说明"}`;
  };

  const itemCount = detail.items.length;
  const invoiceCount = detail.invoices.length;
  const hasBlockingPrecheck = blockStandardChecks.length > 0;
  const currentHandlerText = (() => {
    if (detail.status === "reviewing") {
      return detail.pendingWorkflow?.task?.step_name ?? "当前审批节点";
    }
    if (detail.status === "approved") {
      return canPay ? "财务处理" : "等待财务";
    }
    if (detail.status === "paid") {
      return payment.paidBy?.name ?? "财务已处理";
    }
    if (["draft", "rejected"].includes(detail.status)) {
      return detail.owner?.name ?? "报销人";
    }
    return "-";
  })();
  const nextStepText = (() => {
    if (["draft", "rejected"].includes(detail.status)) {
      if (!itemCount) {
        return "补报销明细";
      }
      if (!invoiceCount) {
        return "添加发票";
      }
      if (hasBlockingPrecheck) {
        return "修改超标明细";
      }
      return "提交审批";
    }
    if (detail.status === "reviewing") {
      return detail.workflowProgress
        ? `查看第 ${detail.workflowProgress.currentStepIndex + 1} / ${detail.workflowProgress.totalSteps} 步`
        : "查看审批进度";
    }
    if (detail.status === "approved") {
      return "等待财务处理";
    }
    if (detail.status === "paid") {
      return "查看付款结果";
    }
    return "查看记录";
  })();
  const primaryAction = (() => {
    if (["draft", "rejected"].includes(detail.status) && canEditItems) {
      if (!itemCount) {
        return (
          <Button
            data-testid="reimbursement-primary-action"
            disabled={itemSaveMutation.isPending || itemDeleteMutation.isPending}
            onClick={startCreateItem}
            type="button"
          >
            新增明细
          </Button>
        );
      }
      if (!invoiceCount) {
        return (
          <Button
            data-testid="reimbursement-primary-action"
            disabled={!canOpenInvoiceBindDialog}
            onClick={() => handleInvoiceDialogOpenChange(true)}
            type="button"
          >
            添加发票
          </Button>
        );
      }
      return (
        <Button
          data-testid={TEST_IDS.reimbursement.submit}
          disabled={mutation.isPending || hasBlockingPrecheck}
          onClick={() => void handleSubmitAction()}
          type="button"
        >
          {mutation.isPending ? "提交中..." : "提交报销"}
        </Button>
      );
    }

    if (detail.status === "reviewing") {
      return (
        <Button asChild data-testid="reimbursement-primary-action">
          <a href="#reimbursement-workflow-progress-panel">看审批进度</a>
        </Button>
      );
    }

    if (detail.status === "approved") {
      return (
        <Button asChild data-testid="reimbursement-primary-action">
          <a href="#reimbursement-payment-panel">看付款状态</a>
        </Button>
      );
    }

    if (detail.status === "paid") {
      return (
        <Button asChild data-testid="reimbursement-primary-action">
          <a href="#reimbursement-payment-panel">查看付款结果</a>
        </Button>
      );
    }

    return (
      <Button asChild data-testid="reimbursement-primary-action">
        <Link to="/reimbursements">返回列表</Link>
      </Button>
    );
  })();

  const secondaryActions = [
    detail.status === "reviewing" && canRemindPendingWorkflow && pendingTaskId ? (
      <Button
        key="remind"
        data-testid="reimbursement-remind-workflow"
        disabled={remindMutation.isPending}
        onClick={() => remindMutation.mutate(pendingTaskId)}
        type="button"
        variant="secondary"
      >
        {remindMutation.isPending ? "催办中..." : "催办审批"}
      </Button>
    ) : detail.status === "paid" ? (
      <Button key="print" asChild variant="secondary">
        <Link to={`/reimbursements/${detail.id}/print`}>打印 / PDF</Link>
      </Button>
    ) : (
      <Button key="back" asChild variant="secondary" data-testid="reimbursement-back">
        <Link to="/reimbursements">报销列表</Link>
      </Button>
    ),
    <Button
      key="more"
      type="button"
      variant="secondary"
      data-testid="reimbursement-more-toggle"
      onClick={() => setShowSecondaryDetail((value) => !value)}
    >
      {showSecondaryDetail ? "收起更多" : "更多"}
    </Button>,
  ];

  return (
    <PageScaffold>
      {downloadReasonDialog}
      <EntityOverviewHero
        title={`报销详情 ${displayCode}`}
        meta={(
          <>
            <StatusBadge status={detail.status} />
            <span className="info-chip">报销日期：{detail.reimbursementDate ?? "-"}</span>
            <span className="info-chip">报销人：{detail.owner?.name ?? "-"}</span>
            <span className="info-chip">提交人：{detail.submitter?.name ?? "-"}</span>
            <span className="info-chip">金额：{detail.totalAmount ?? "-"}</span>
          </>
        )}
        actions={(
          <div className="flex flex-wrap gap-2" data-testid="reimbursement-first-screen-actions">
            {primaryAction}
            {secondaryActions}
          </div>
        )}
      />

      <div className="detail-workspace-grid">
        <div className="space-y-5">
          <SectionPanel title="当前状态与下一步">
            <div className="detail-command-panel space-y-4" data-testid="reimbursement-overview">
              <div className="flex flex-col gap-3 md:flex-row md:items-start md:justify-between">
                <div>
                  <div className="text-xs font-semibold text-zinc-500">下一步</div>
                  <div className="mt-1 text-2xl font-semibold text-zinc-900">{nextStepText}</div>
                </div>
                <div className="shrink-0">
                  <StatusBadge status={detail.status} />
                </div>
              </div>

              <div className="detail-fact-grid xl:grid-cols-4" data-testid="reimbursement-summary">
                <div className="detail-fact-card">
                  <div className="detail-fact-card__label">状态</div>
                  <div className="detail-fact-card__value">{reimbursementStatusLabel(detail.status)}</div>
                </div>
                <div className="detail-fact-card">
                  <div className="detail-fact-card__label">处理人</div>
                  <div className="detail-fact-card__value">{currentHandlerText}</div>
                </div>
                <div className="detail-fact-card">
                  <div className="detail-fact-card__label">金额</div>
                  <div className="detail-fact-card__value">¥{detail.totalAmount ?? "-"}</div>
                </div>
                <div className="detail-fact-card">
                  <div className="detail-fact-card__label">材料完整性</div>
                  <div className="detail-fact-card__value">
                    {materialCompletenessLabel(itemCount, "条明细")} / {materialCompletenessLabel(invoiceCount, "张发票")}
                  </div>
                </div>
              </div>

              {actionError ? (
                <p
                  className="rounded-lg border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-600"
                  data-testid="reimbursement-action-error"
                >
                  {actionError}
                </p>
              ) : null}
              {submitInvoiceNotice ? (
                <p className="rounded-lg border border-amber-200 bg-amber-50 px-3 py-2 text-sm text-amber-700">
                  {submitInvoiceNotice}
                </p>
              ) : null}
              {hasBlockingPrecheck ? (
                <p className="rounded-lg border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-600">
                  请修改超标明细后提交。
                </p>
              ) : null}
            </div>

            {["approved", "paid"].includes(detail.status) ? (
              <div id="reimbursement-payment-panel" className="detail-command-panel mt-4" data-testid="reimbursement-payment-status">
                <div className="flex items-center justify-between gap-3">
                  <h4 className="text-base font-semibold text-zinc-900">付款状态</h4>
                  <span
                    className={`inline-flex rounded-full border px-2 py-0.5 text-xs font-medium ${
                      detail.status === "paid"
                        ? "border-emerald-200 bg-emerald-50 text-emerald-700"
                        : "border-amber-200 bg-amber-50 text-amber-700"
                    }`}
                  >
                    {detail.status === "paid" ? "已付款" : "未付款"}
                  </span>
                </div>
                <div className="detail-fact-grid mt-3 xl:grid-cols-4">
                  <div className="detail-fact-card">
                    <div className="detail-fact-card__label">付款日期</div>
                    <div className="detail-fact-card__value">{payment.paymentDate ?? "-"}</div>
                  </div>
                  <div className="detail-fact-card">
                    <div className="detail-fact-card__label">付款凭证号</div>
                    <div className="detail-fact-card__value">{payment.paymentVoucherNo ?? "-"}</div>
                  </div>
                    <div className="detail-fact-card">
                      <div className="detail-fact-card__label">付款渠道</div>
                      <div className="detail-fact-card__value">{paymentChannelLabel(payment.paymentChannel)}</div>
                    </div>
                  <div className="detail-fact-card">
                    <div className="detail-fact-card__label">操作人 / 时间</div>
                    <div className="detail-fact-card__value">
                      {payment.paidBy?.name ?? "-"} · {formatDateTime(payment.paidAt)}
                    </div>
                  </div>
                </div>
              </div>
            ) : null}

              {showSecondaryDetail ? (
                <div className="space-y-4 pt-4" data-testid="reimbursement-secondary-detail">
                  <div className="detail-command-panel">
                    <div className="flex flex-col gap-3 md:flex-row md:items-center md:justify-between">
                      <div>
                        <h4 className="text-base font-semibold text-zinc-900">更多入口</h4>
                        <p className="text-xs text-zinc-500">低频操作集中在这里，材料和关联事项已放在主内容区。</p>
                      </div>
                      <div className="flex flex-wrap gap-2">
                        {detail.status !== "paid" ? (
                          <Button asChild variant="secondary">
                            <Link to={`/reimbursements/${detail.id}/print`}>打印 / PDF</Link>
                          </Button>
                        ) : null}
                        <Button asChild variant="secondary" data-testid="reimbursement-secondary-back">
                          <Link to="/reimbursements">报销列表</Link>
                        </Button>
                        {canDeleteReimbursement ? (
                          <Button
                            data-testid="reimbursement-delete-draft"
                            disabled={deleteReimbursementMutation.isPending}
                            onClick={() => setConfirmDeleteReimbursement(true)}
                            type="button"
                            variant="destructive"
                          >
                            删除草稿
                          </Button>
                        ) : null}
                      </div>
                    </div>
                  </div>
                </div>
              ) : null}
            </SectionPanel>

            <SectionPanel title="业务摘要">
              <div className="detail-command-panel" data-testid="reimbursement-business-summary">
                <div className="detail-fact-grid xl:grid-cols-4">
                  <div className="detail-fact-card">
                    <div className="detail-fact-card__label">报销编号</div>
                    <div className="detail-fact-card__value">{displayCode}</div>
                  </div>
                  <div className="detail-fact-card">
                    <div className="detail-fact-card__label">报销日期</div>
                    <div className="detail-fact-card__value">{detail.reimbursementDate ?? "-"}</div>
                  </div>
                  <div className="detail-fact-card">
                    <div className="detail-fact-card__label">提交人 / 报销人</div>
                    <div className="detail-fact-card__value">{detail.submitter?.name ?? "-"} / {detail.owner?.name ?? "-"}</div>
                  </div>
                  <div className="detail-fact-card">
                    <div className="detail-fact-card__label">关联项目</div>
                    <div className="detail-fact-card__value">
                      {detail.project ? `${detail.project.projectNo} · ${detail.project.name}` : "未关联"}
                    </div>
                  </div>
                </div>
                <div className="mt-3 rounded-lg border border-zinc-200 bg-zinc-50 px-3 py-2 text-sm text-zinc-600">
                  {detail.description || "未填写报销说明"}
                </div>
              </div>
            </SectionPanel>

          <SectionPanel title="明细与发票" description="明细决定金额，发票决定提交完整性。">
            <div className="space-y-4">
              <div className="space-y-4" data-testid="reimbursement-items">
                <div className="flex flex-col gap-3 md:flex-row md:items-center md:justify-between">
                  <div className="space-y-1">
                    <h3 className="text-base font-semibold text-zinc-900">报销明细</h3>
                    <p className="text-xs text-zinc-500">明细变更会自动重算总金额。</p>
                  </div>

          {canEditItems ? (
            <Button
              data-testid="reimbursement-item-add"
              disabled={itemSaveMutation.isPending || itemDeleteMutation.isPending}
              onClick={startCreateItem}
              type="button"
              variant="secondary"
            >
              新增明细
            </Button>
          ) : (
            <p className="text-xs text-zinc-500">当前状态不可编辑明细</p>
          )}
        </div>

        {itemError ? (
          <p
            className="rounded-lg border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-600"
            data-testid="reimbursement-item-error"
          >
            {itemError}
          </p>
        ) : null}

        {reimbursementPrecheckQuery.isLoading && canEditItems ? (
          <p className="text-sm text-zinc-500">正在刷新费用标准校验结果...</p>
        ) : null}

        <div className="ops-table-focus overflow-x-auto border border-zinc-200">
          <Table data-testid="reimbursement-items-table">
            <TableHeader>
              <tr>
                <TableHead>费用类型</TableHead>
                <TableHead>发生日期</TableHead>
                <TableHead>金额</TableHead>
                <TableHead>说明</TableHead>
                <TableHead className="w-44">操作</TableHead>
              </tr>
            </TableHeader>
            <TableBody>
              {detail.items.length ? (
                detail.items.map((item) => (
                  <TableRow
                    data-testid="reimbursement-item-row"
                    key={item.id}
                    className={
                      blockStandardChecks.some((check) => check.itemId === item.id)
                        ? "bg-red-50/70"
                        : warnStandardChecks.some((check) => check.itemId === item.id)
                          ? "bg-amber-50/70"
                          : ""
                    }
                  >
                    <TableCell>
                      <div className="font-medium text-zinc-900">
                        {item.expenseType?.name ?? "未识别费用类型"}
                      </div>
                    </TableCell>
                    <TableCell>{item.expenseDate ?? "-"}</TableCell>
                    <TableCell>
                      <div>{item.amount}</div>
                      {precheckStandardChecks
                        .filter((check) => check.itemId === item.id)
                        .map((check) => (
                          <div
                            key={check.standardId}
                            className={`mt-1 text-xs ${check.exceeded ? (check.controlMode === "block" ? "text-red-600" : "text-amber-600") : "text-zinc-500"}`}
                          >
                            标准 ¥{check.maxAmount}/{check.perUnit}
                            {check.exceeded ? `，超出 ¥${check.exceededAmount}` : ""}
                          </div>
                        ))}
                    </TableCell>
                    <TableCell>
                      <div>{item.description ?? "-"}</div>
                      {precheckStandardChecks
                        .filter((check) => check.itemId === item.id && check.exceeded)
                        .map((check) => (
                          <div
                            key={`${check.standardId}-warning`}
                            className={`mt-1 text-xs ${check.controlMode === "block" ? "text-red-600" : "text-amber-600"}`}
                          >
                            {check.standardName}：当前金额超出费用标准。
                          </div>
                        ))}
                    </TableCell>
                    <TableCell>
                      {canEditItems ? (
                        <div className="flex min-w-36 items-center gap-2">
                          <Button
                            data-testid="reimbursement-item-edit"
                            className="min-w-16"
                            size="sm"
                            type="button"
                            variant="secondary"
                            onClick={() => startEditItem(item)}
                          >
                            编辑
                          </Button>
                          <Button
                            data-testid="reimbursement-item-delete"
                            className="min-w-16"
                            size="sm"
                            type="button"
                            variant="secondary"
                            disabled={itemDeleteMutation.isPending}
                            onClick={() => setConfirmDeleteItemId(item.id)}
                          >
                            删除
                          </Button>
                        </div>
                      ) : null}
                    </TableCell>
                  </TableRow>
                ))
              ) : (
                <TableRow>
                  <TableCell className="py-3 text-zinc-500" colSpan={5}>
                    暂无明细
                  </TableCell>
                </TableRow>
              )}
            </TableBody>
          </Table>
        </div>

        {itemEditor ? (
          <ReimbursementItemEditor
            mode={itemEditor.mode}
            expenseTypes={expenseTypes}
            expenseTypesLoading={expenseTypesQuery.isLoading}
            expenseTypesError={expenseTypesQuery.isError}
            departmentId={detail.departmentId}
            initialValues={editorInitialValues}
            onSave={handleItemSave}
            onCancel={handleItemCancel}
            isPending={itemSaveMutation.isPending}
          />
        ) : null}
              </div>

              <div className="space-y-4 text-sm" data-testid={TEST_IDS.reimbursement.invoices}>
                <div className="flex flex-col gap-3 md:flex-row md:items-center md:justify-between">
                  <div className="space-y-1">
                    <h3 className="text-base font-semibold text-zinc-900">发票</h3>
                    <p className="mt-1 text-xs text-zinc-500">提交前至少添加 1 张发票；重复或不可用发票会给出原因。</p>
                  </div>
                  {canOpenInvoiceBindDialog ? (
                    <Button
                      data-testid={TEST_IDS.reimbursement.invoiceAdd}
                      type="button"
                      variant="secondary"
                      onClick={() => handleInvoiceDialogOpenChange(true)}
                    >
                      添加发票
                    </Button>
                  ) : canEditItems ? (
                    <p className="text-xs text-zinc-500">当前账号不可在此页添加发票</p>
                  ) : null}
                </div>

                {invoiceActionError ? (
                  <p
                    className="rounded-lg border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-600"
                    data-testid={TEST_IDS.reimbursement.invoiceActionError}
                  >
                    {invoiceActionError}
                  </p>
                ) : null}

                {(detail.invoices ?? []).length ? (
                  <div className="space-y-3">
                    {detail.invoices.map((item) => {
                      const invoiceHint = resolveInvoiceNextStepText(item);
                      return (
                        <div
                          className="detail-evidence-card"
                          key={item.id}
                        >
                          <div className="flex flex-col gap-3 md:flex-row md:items-start md:justify-between">
                            <div className="space-y-1">
                              <div className="font-medium text-zinc-900">
                                {formatInvoiceDisplayTitle(item)}
                              </div>
                              <div className="text-zinc-600">
                                {item.sellerName || "未识别销售方"} · {item.invoiceDate ? formatDisplayDate(item.invoiceDate) : "未识别日期"} · 金额 ¥{item.totalAmount ?? "-"}
                              </div>
                              <div className="text-xs text-zinc-500">
                                原始文件：{item.originalName || "未记录原始文件"}
                              </div>
                              <div className="text-xs text-zinc-500">
                                明细：{resolveLinkedItemLabel(item.linkedItemId)}
                              </div>
                            </div>
                            <div className="flex flex-col items-start gap-2 md:items-end">
                              <div className="flex items-center gap-2">
                                <span className="badge-neutral">
                                  {resolveInvoiceStatusLabel(item.status)}
                                </span>
                                {canUnbindInvoices ? (
                                  <Button
                                    type="button"
                                    variant="secondary"
                                    size="sm"
                                    disabled={unbindInvoiceMutation.isPending}
                                    onClick={() => unbindInvoiceMutation.mutate(item.id)}
                                  >
                                    移除
                                  </Button>
                                ) : null}
                              </div>
                              {invoiceHint ? (
                                <div className="max-w-[260px] text-xs text-zinc-500 md:text-right">{invoiceHint}</div>
                              ) : null}
                            </div>
                          </div>
                        </div>
                      );
                    })}
                  </div>
                ) : (
                  <p className="text-sm text-zinc-500">暂无发票</p>
                )}
              </div>
            </div>
            </SectionPanel>

            <SectionPanel title="附件材料" description="订单、付款截图、情况说明等补充材料；PDF 发票仍在发票区处理。">
              <div className="space-y-4 text-sm" data-testid="reimbursement-attachments">
                <div className="flex flex-col gap-3 md:flex-row md:items-center md:justify-between">
                  <div className="space-y-1">
                    <h3 className="text-base font-semibold text-zinc-900">补充附件</h3>
                    <p className="text-xs text-zinc-500">合同、订单、支付截图或情况说明；敏感附件下载会要求填写用途。</p>
                  </div>
                  {canEditItems ? (
                    <div className="flex flex-col gap-2 md:flex-row md:items-center">
                      <label
                        htmlFor="reimbursement-attachment-upload"
                        className="inline-flex cursor-pointer items-center justify-center rounded-md border border-dashed border-zinc-300 bg-white px-4 py-2 text-sm font-medium text-zinc-600 transition-colors hover:bg-zinc-100 hover:text-zinc-900"
                      >
                        {selectedAttachmentFiles.length
                          ? selectedAttachmentFiles.length === 1
                            ? selectedAttachmentFiles[0].name
                            : `已选择 ${selectedAttachmentFiles.length} 个文件`
                          : "选择附件"}
                      </label>
                      <input
                        id="reimbursement-attachment-upload"
                        className="hidden"
                        type="file"
                        accept="application/pdf,image/jpeg,image/png,image/webp"
                        multiple
                        onChange={(event) => setSelectedAttachmentFiles(Array.from(event.target.files ?? []))}
                      />
                      <Button
                        type="button"
                        variant="secondary"
                        disabled={!selectedAttachmentFiles.length || uploadAttachmentsMutation.isPending}
                        onClick={() => uploadAttachmentsMutation.mutate(selectedAttachmentFiles)}
                      >
                        {uploadAttachmentsMutation.isPending ? "上传中..." : "上传附件"}
                      </Button>
                    </div>
                  ) : null}
                </div>

                {(detail.attachments ?? []).length ? (
                  <div className="space-y-2">
                    {(detail.attachments ?? []).map((attachment) => (
                      <div key={attachment.id} className="detail-evidence-card flex flex-col gap-3 md:flex-row md:items-center md:justify-between">
                        <div className="min-w-0">
                          <div className="truncate font-medium text-zinc-900">{attachment.originalName}</div>
                          <div className="text-xs text-zinc-500">
                            {Math.ceil(attachment.fileSize / 1024)} KB · {formatDateTime(attachment.createdAt)}
                          </div>
                          <AttachmentGovernanceBadges attachment={attachment} className="mt-2" />
                        </div>
                        <div className="flex gap-2">
                          <Button
                            type="button"
                            variant="secondary"
                            size="sm"
                            disabled={openAttachmentMutation.isPending}
                            onClick={() => void handleOpenAttachment(attachment)}
                          >
                            查看
                          </Button>
                          {canEditItems ? (
                            <Button
                              type="button"
                              variant="destructive"
                              size="sm"
                              disabled={deleteAttachmentMutation.isPending}
                              onClick={() => setDeleteAttachmentTarget({ id: attachment.id, originalName: attachment.originalName })}
                            >
                              删除
                            </Button>
                          ) : null}
                        </div>
                      </div>
                    ))}
                  </div>
                ) : (
                  <p className="text-sm text-zinc-500">暂无附件材料</p>
                )}
              </div>
            </SectionPanel>

            <SectionPanel title="关联事项" description="只显示项目、差旅等关联摘要；具体流程回到对应模块处理。">
              <div className="space-y-4" data-testid="reimbursement-related-records">
                <div className="detail-command-panel">
                  <div className="flex items-center justify-between gap-3">
                    <div>
                      <h4 className="text-base font-semibold text-zinc-900">关联项目</h4>
                      <p className="text-xs text-zinc-500">用于项目执行面板汇总，不在报销详情复制项目流程。</p>
                    </div>
                    {detail.project ? (
                      <Link to={`/projects/${detail.project.id}`} className="text-sm text-primary hover:underline">
                        查看项目
                      </Link>
                    ) : null}
                  </div>
                  {canEditItems ? (
                    <select
                      className="select-std mt-4 max-w-xl"
                      value={detail.projectId ?? ""}
                      onChange={(event) => projectLinkMutation.mutate(event.target.value || null)}
                      disabled={projectLinkMutation.isPending}
                    >
                      <option value="">不关联项目</option>
                      {(projectsQuery.data?.items ?? []).map((item) => (
                        <option key={item.id} value={item.id}>
                          {item.projectNo} · {item.name}
                        </option>
                      ))}
                    </select>
                  ) : (
                    <div className="mt-3 text-sm text-zinc-600">
                      {detail.project ? `${detail.project.projectNo} · ${detail.project.name}` : "未关联项目"}
                    </div>
                  )}
                </div>

                {detail.linkedTravelRequest ? (
                  <div className="rounded-lg border border-sky-200 bg-sky-50/70 p-4 text-sm">
                    <div className="flex items-start justify-between gap-3">
                      <div>
                        <h4 className="text-base font-semibold text-zinc-900">
                          关联差旅申请：{detail.linkedTravelRequest.requestNo ?? "未生成申请编号"}
                        </h4>
                        <p className="mt-1 text-zinc-600">{detail.linkedTravelRequest.purpose || "未填写出差目的"}</p>
                      </div>
                      <Link
                        to={`/travel-requests?tab=requests&id=${detail.linkedTravelRequest.id}`}
                        className="text-sm text-primary hover:underline"
                      >
                        查看申请
                      </Link>
                    </div>
                    <div className="mt-3 grid gap-3 md:grid-cols-3">
                      <div className="rounded-lg border border-white/80 bg-white/80 px-3 py-2">
                        <div className="text-xs text-zinc-500">日期范围</div>
                        <div className="mt-1 font-medium text-zinc-900">
                          {detail.linkedTravelRequest.startDate ?? "-"} 至 {detail.linkedTravelRequest.endDate ?? "-"}
                        </div>
                      </div>
                      <div className="rounded-lg border border-white/80 bg-white/80 px-3 py-2">
                        <div className="text-xs text-zinc-500">预估金额</div>
                        <div className="mt-1 font-medium text-zinc-900">¥{detail.linkedTravelRequest.estimatedAmount}</div>
                      </div>
                      <div className="rounded-lg border border-white/80 bg-white/80 px-3 py-2">
                        <div className="text-xs text-zinc-500">申请编号</div>
                        <div className="mt-1 font-medium text-zinc-900">
                          {detail.linkedTravelRequest.requestNo ?? "未生成申请编号"}
                        </div>
                      </div>
                    </div>
                  </div>
                ) : (
                  <div className="rounded-lg border border-zinc-200 px-3 py-3 text-sm text-zinc-500">
                    未关联差旅申请。
                  </div>
                )}
              </div>
            </SectionPanel>

            <SectionPanel title="预算与审核提示">
              <div className="space-y-4">
              {budgetHint ? (
                <div className="detail-command-panel text-sm" data-testid="reimbursement-budget-hint">
                  <h3 className="text-base font-semibold text-zinc-900">预算提示</h3>
                  <div className="mt-3">预算池：{budgetHint.budgetCode} / {budgetHint.budgetName}</div>
                  <div>
                    本次提交后预计占用：{budgetHint.nextUsedAmount} / {budgetHint.allocatedAmount}
                    （{budgetHint.nextUsagePercent.toFixed(2)}%）
                  </div>
                  <div>控制方式：{budgetControlModeLabel(budgetHint.controlMode)}</div>
                  {budgetHint.exceedsBudget && budgetHint.controlMode === "block" ? (
                    <p className="mt-3 rounded-md border border-red-200 bg-red-50 px-2 py-1 text-red-600">
                      当前金额将超出预算上限，提交时会被阻断。
                    </p>
                  ) : budgetHint.exceedsThreshold ? (
                    <p className="mt-3 rounded-md border border-amber-200 bg-amber-50 px-2 py-1 text-amber-700">
                      当前金额已达到预算预警阈值，提交后会记录预算预警审计。
                    </p>
                  ) : (
                    <p className="mt-3 text-zinc-500">当前预算充足，可继续提交。</p>
                  )}
                </div>
              ) : null}

              <RiskFlagsCard items={detail.riskFlags} title="待处理风险项" />
              <AiSuggestionCard targetType="reimbursement" targetId={detail.id} />
              </div>
            </SectionPanel>

            <SectionPanel title="审批与处理记录" description="审批进度和历史只用于追踪，不在这里复制审批或付款动作。">
              <div id="reimbursement-workflow-progress-panel" className="space-y-4">
                {detail.workflowProgress ? (
                  <div className="detail-command-panel">
                    <div className="mb-3 text-sm text-zinc-500">
                      当前位于第 {detail.workflowProgress.currentStepIndex + 1} / {detail.workflowProgress.totalSteps} 步。
                    </div>
                    <div className="detail-timeline" data-testid={TEST_IDS.reimbursement.workflowProgress}>
                      {detail.workflowProgress.steps.map((step, index) => (
                        <div
                          key={step.id}
                          className={
                            step.status === "current"
                              ? "detail-timeline-item detail-timeline-item--current"
                              : step.status === "completed"
                                ? "detail-timeline-item detail-timeline-item--done"
                                : "detail-timeline-item"
                          }
                        >
                          <div className="flex items-center justify-between gap-3 text-sm">
                            <span className="font-medium text-zinc-900">
                              第 {index + 1} 步 · {step.name}
                            </span>
                            <span className="text-xs text-zinc-500">
                              {step.status === "completed" ? "已完成" : step.status === "current" ? "当前节点" : "待处理"}
                            </span>
                          </div>
                        </div>
                      ))}
                    </div>
                  </div>
                ) : (
                  <div className="rounded-lg border border-zinc-200 px-3 py-3 text-sm text-zinc-500">
                    当前没有进行中的审批节点。
                  </div>
                )}

                <div className="detail-command-panel">
                  <h3 className="text-base font-semibold text-zinc-900">审批记录</h3>
                  {detail.approvalHistory.length ? (
                    <div className="detail-timeline mt-3" data-testid="reimbursement-approval-history">
                      {detail.approvalHistory.map((item) => (
                        <div key={item.id} className="detail-timeline-item">
                          <div className="flex items-center justify-between gap-3">
                            <span className="font-medium text-zinc-900">{workflowActionLabel(item.action)}</span>
                            <span className="text-xs text-zinc-500">{formatDateTime(item.createdAt)}</span>
                          </div>
                          <div className="mt-1 text-xs text-zinc-500">
                            {item.stepName ?? "-"} · {item.actorName || "系统"}
                          </div>
                          {item.comment ? <div className="mt-2 text-zinc-600">{item.comment}</div> : null}
                        </div>
                      ))}
                    </div>
                  ) : (
                    <div className="mt-3 text-sm text-zinc-500">暂无审批记录。</div>
                  )}
                </div>
              </div>
            </SectionPanel>
          </div>

          <div className="space-y-5">
            <DetailSideMeta title="当前可做">
              {["draft", "rejected"].includes(detail.status) ? (
                <div>补齐明细和 PDF 发票后提交审批；附件作为补充材料放在主内容区。</div>
              ) : null}
              {detail.status === "reviewing" ? (
                <div>审批动作只在“待我处理”或任务详情执行；如需修改，可撤回后补正。</div>
              ) : null}
              {detail.status === "approved" ? (
                <div className="space-y-3">
                  <div>本页只显示付款状态；付款登记、批量付款和回单处理请进入付款上下文。</div>
                  {canPay ? (
                    <Button asChild variant="secondary" size="sm">
                      <Link to="/payment-batches">进入付款批次</Link>
                    </Button>
                  ) : null}
                </div>
              ) : null}
              {detail.status === "paid" ? (
                <div>已付款报销用于查证据、看回单状态和打印归档，不再编辑或重复付款。</div>
              ) : null}
              {detail.status === "cancelled" ? (
                <div>该报销已取消，仅保留查看和归档记录。</div>
              ) : null}
            </DetailSideMeta>

          <ReimbursementActions
            status={detail.status}
            showSubmitAction={false}
            actionError={["reviewing", "approved"].includes(detail.status) ? actionError : ""}
            submitDisabled={blockStandardChecks.length > 0}
            submitHint=""
            submitNotice=""
            isPending={mutation.isPending}
            onSubmit={() => void handleSubmitAction()}
            onWithdraw={(comment) => mutation.mutate({ action: "withdraw", comment })}
          />
        </div>
      </div>

      <Dialog open={isInvoiceDialogOpen} onOpenChange={handleInvoiceDialogOpenChange}>
        <DialogContent
          className="max-h-[85vh] max-w-3xl overflow-y-auto"
          data-testid={TEST_IDS.reimbursement.invoiceDialog}
        >
          <DialogHeader>
            <DialogTitle>添加发票</DialogTitle>
            <DialogDescription>选择可添加发票，或上传新发票。</DialogDescription>
          </DialogHeader>

          <div className="space-y-4">
            <div className="flex flex-col gap-3 md:flex-row md:items-center">
              <Input
                placeholder="搜索发票号、发票代码或卖方名称"
                value={invoiceSearchInput}
                onChange={(event) => setInvoiceSearchInput(event.target.value)}
              />
              <Button
                type="button"
                variant="secondary"
                disabled={bindableInvoicesQuery.isFetching}
                onClick={() => void bindableInvoicesQuery.refetch()}
              >
                {bindableInvoicesQuery.isFetching ? "刷新中..." : "刷新列表"}
              </Button>
            </div>

            {invoiceActionError ? (
              <p className="rounded-lg border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-600">
                {invoiceActionError}
              </p>
            ) : null}

            <div className="max-h-[360px] space-y-3 overflow-y-auto pr-1">
              {bindableInvoicesQuery.isLoading ? (
                <p className="text-sm text-zinc-500">正在加载可添加发票...</p>
              ) : bindableInvoicesQuery.isError ? (
                <p className="rounded-lg border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-600">
                  {buildActionErrorMessage(bindableInvoicesQuery.error, "加载可添加发票失败")}
                </p>
              ) : (bindableInvoicesQuery.data?.items ?? []).length ? (
                bindableInvoicesQuery.data?.items.map((item) => {
                  const isSelected = Object.prototype.hasOwnProperty.call(selectedInvoices, item.id);
                  const invoiceHint = resolveInvoiceNextStepText({ ...item, status: "available" });
                  return (
                    <label
                      key={item.id}
                      className={`block rounded-lg border px-4 py-3 ${isSelected ? "border-primary-300 bg-primary-50/50" : "border-zinc-200"}`}
                    >
                      <div className="flex flex-col gap-3 md:flex-row md:items-start md:justify-between">
                        <div className="flex gap-3">
                          <input
                            type="checkbox"
                            className="mt-1 h-4 w-4 rounded border-zinc-300"
                            checked={isSelected}
                            onChange={(event) => toggleInvoiceSelection(item.id, event.target.checked)}
                          />
                          <div className="space-y-1">
                            <div className="font-medium text-zinc-900">{formatInvoiceDisplayTitle(item)}</div>
                            <div className="text-zinc-600">
                              {item.sellerName || "未识别销售方"} · {item.invoiceDate ? formatDisplayDate(item.invoiceDate) : "未识别日期"} · 金额 ¥{item.totalAmount ?? "-"}
                            </div>
                            <div className="text-xs text-zinc-500">
                              原始文件：{item.originalName || "未记录原始文件"} · 上传时间 {formatDateTime(item.createdAt)}
                            </div>
                          </div>
                        </div>

                        <div className="min-w-[220px] rounded-md bg-primary-50 px-3 py-2 text-xs text-primary-700 md:max-w-[240px]">
                          {invoiceHint} 添加后自动生成或匹配报销明细。
                        </div>
                      </div>
                    </label>
                  );
                })
              ) : (
                <div className="rounded-lg border border-dashed border-zinc-300 px-4 py-6 text-center text-sm text-zinc-500">
                  当前没有可添加发票，可直接在下方上传新发票。
                </div>
              )}
            </div>

            <div className="flex flex-col gap-3 rounded-lg border border-zinc-200 bg-zinc-50 px-4 py-3 md:flex-row md:items-center md:justify-between">
              <div className="text-sm text-zinc-600">已选 {selectedInvoiceEntries.length} 张发票</div>
              <Button
                type="button"
                disabled={!selectedInvoiceEntries.length || bindInvoicesMutation.isPending}
                onClick={handleBindSelectedInvoices}
              >
                {bindInvoicesMutation.isPending ? "添加中..." : "添加选中发票"}
              </Button>
            </div>

            <div className="rounded-lg border border-dashed border-zinc-300 px-4 py-4">
              <div className="space-y-1">
                <div className="text-sm font-medium text-zinc-900">或者上传新发票</div>
                <p className="text-xs text-zinc-500">仅支持 PDF 发票，可多选。</p>
              </div>

              <div className="mt-3 flex flex-col gap-3 md:flex-row md:items-center">
                <label
                  htmlFor="reimbursement-inline-invoice-upload"
                  className="inline-flex cursor-pointer items-center justify-center rounded-md border border-dashed border-zinc-300 bg-white px-4 py-2 text-sm font-medium text-zinc-600 transition-colors hover:bg-zinc-100 hover:text-zinc-900"
                >
                  {selectedInvoiceFiles.length
                    ? selectedInvoiceFiles.length === 1
                      ? selectedInvoiceFiles[0].name
                      : `已选择 ${selectedInvoiceFiles.length} 个文件`
                    : "选择发票文件"}
                </label>
                <input
                  id="reimbursement-inline-invoice-upload"
                  className="hidden"
                  data-testid={TEST_IDS.reimbursement.invoiceUploadFile}
                  type="file"
                  accept={PDF_FILE_ACCEPT}
                  multiple
                  onChange={(event) => {
                    handleInvoicePdfSelection(event.target.files);
                    event.target.value = "";
                  }}
                />
                <Button
                  data-testid={TEST_IDS.reimbursement.invoiceUploadSubmit}
                  type="button"
                  disabled={!selectedInvoiceFiles.length || uploadInvoiceMutation.isPending}
                  onClick={() => selectedInvoiceFiles.length && uploadInvoiceMutation.mutate(selectedInvoiceFiles)}
                >
                  {uploadInvoiceMutation.isPending
                    ? `上传中 ${invoiceUploadProgress.completed}/${invoiceUploadProgress.total}`
                    : "上传发票"}
                </Button>
              </div>

              {selectedInvoiceFiles.length ? (
                <div className="mt-3 rounded-lg border border-zinc-200 bg-white px-3 py-2 text-xs text-zinc-500">
                  {selectedInvoiceFiles.slice(0, 5).map((file) => (
                    <div key={`${file.name}-${file.size}`} className="truncate">
                      {file.name} · {Math.ceil(file.size / 1024)} KB
                    </div>
                  ))}
                  {selectedInvoiceFiles.length > 5 ? <div>另有 {selectedInvoiceFiles.length - 5} 个文件</div> : null}
                </div>
              ) : null}

              {pendingOcrInvoiceIds.length ? (
                <p className="mt-3 text-xs text-zinc-500" data-testid={TEST_IDS.reimbursement.invoicePendingHint}>
                  {invoiceOcrTracker.statusMessage}
                </p>
              ) : null}
            </div>
          </div>
        </DialogContent>
      </Dialog>

      <Dialog
        open={Boolean(submitConfirmPrecheck)}
        onOpenChange={(open) => {
          if (!open) {
            setSubmitConfirmPrecheck(null);
          }
        }}
      >
        <DialogContent className="max-h-[85vh] max-w-2xl overflow-y-auto">
          <DialogHeader>
            <DialogTitle>确认提交报销单？</DialogTitle>
            <DialogDescription>以下校验项不会阻止提交，但会作为预警或复核信息进入审批流程。</DialogDescription>
          </DialogHeader>

          {submitConfirmPrecheck ? (
            <div className="space-y-4 text-sm">
              <div className="rounded-lg border border-zinc-200 bg-zinc-50 p-4 whitespace-pre-wrap">
                {buildPrecheckDialogMessage(submitConfirmPrecheck)}
              </div>

              {submitConfirmPrecheck.standardChecks.some((item) => item.exceeded && item.controlMode === "warn") ? (
                <div className="space-y-2">
                  <h4 className="font-medium text-zinc-900">超出费用标准的明细</h4>
                  {submitConfirmPrecheck.standardChecks
                    .filter((item) => item.exceeded && item.controlMode === "warn")
                    .map((item: ExpenseStandardCheck) => (
                      <div key={`${item.itemId}-${item.standardId}`} className="rounded-lg border border-amber-200 bg-amber-50 px-3 py-2 text-amber-700">
                        <div className="font-medium">{item.expenseTypeName}</div>
                        <div>
                          当前 ¥{item.amount} / 标准 ¥{item.maxAmount}/{item.perUnit} / 超出 ¥{item.exceededAmount}
                        </div>
                        <div>{item.standardName}</div>
                      </div>
                    ))}
                </div>
              ) : null}

              <div className="flex justify-end gap-2">
                <Button type="button" variant="secondary" onClick={() => setSubmitConfirmPrecheck(null)}>
                  取消
                </Button>
                <Button
                  type="button"
                  disabled={mutation.isPending}
                  onClick={() => mutation.mutate({ action: "submit" })}
                >
                  {mutation.isPending ? "提交中..." : "确认提交"}
                </Button>
              </div>
            </div>
          ) : null}
        </DialogContent>
      </Dialog>

      <ConfirmDialog
        open={Boolean(confirmDeleteItemId)}
        onOpenChange={(open) => { if (!open) setConfirmDeleteItemId(""); }}
        title="确认删除该明细？"
        variant="destructive"
        confirmLabel="删除"
        onConfirm={() => { itemDeleteMutation.mutate(confirmDeleteItemId); }}
      />

      <ConfirmDialog
        open={confirmDeleteReimbursement}
        onOpenChange={setConfirmDeleteReimbursement}
        title={`确认删除 ${displayCode}？`}
        description="删除后无法恢复，已添加发票会回到可添加状态。"
        variant="destructive"
        confirmLabel="删除草稿"
        onConfirm={() => { deleteReimbursementMutation.mutate(); }}
      />
      <AttachmentDeleteConfirmDialog
        open={Boolean(deleteAttachmentTarget)}
        targetName={deleteAttachmentTarget?.originalName}
        pending={deleteAttachmentMutation.isPending}
        onOpenChange={(open) => {
          if (!open) setDeleteAttachmentTarget(null);
        }}
        onConfirm={(deleteReason) => {
          if (!deleteAttachmentTarget) return;
          deleteAttachmentMutation.mutate({ attachmentId: deleteAttachmentTarget.id, reason: deleteReason });
        }}
      />
    </PageScaffold>
  );
}