R55 A1-A6：报销统计仪表盘与批量审批

client/src/api/reimbursements.ts

@@ -53,6 +53,17 @@ export type ReimbursementListItem = {
     projectNo: string;
     name: string;
   } | null;
+  pendingWorkflow: {
+    instanceId: string;
+    stepId: string;
+    allowedActions: Array<"approve" | "reject" | "return" | "transfer">;
+    task: {
+      id: string;
+      stepName: string;
+      assigneeId: string | null;
+      assigneeRole: string | null;
+    } | null;
+  } | null;
   createdAt: string | null;
   updatedAt: string | null;
 };
@@ -147,6 +158,49 @@ export type ReimbursementListQuery = {
   scope?: "own" | "all";
 };
 
+export type ReimbursementStatsQuery = {
+  dateFrom?: string;
+  dateTo?: string;
+  departmentId?: string;
+};
+
+export type ReimbursementStatsGranularity = "month" | "week";
+
+export type ReimbursementStatsSummary = {
+  totalCount: number;
+  totalAmount: string;
+  byStatus: Record<
+    ReimbursementStatus,
+    {
+      count: number;
+      totalAmount: string;
+    }
+  >;
+  avgProcessingDays: number | null;
+};
+
+export type ReimbursementStatsTrendItem = {
+  period: string | null;
+  count: number;
+  amount: string;
+  paidCount: number;
+  paidAmount: string;
+};
+
+export type ReimbursementTopExpenseTypeItem = {
+  expenseTypeId: string;
+  expenseTypeName: string;
+  count: number;
+  totalAmount: string;
+};
+
+export type ReimbursementApprovalBottleneckItem = {
+  assigneeId: string | null;
+  assigneeName: string;
+  pendingCount: number;
+  oldestPendingDays: number;
+};
+
 export type ReimbursementPayPayload = {
   paymentVoucherNo?: string;
   paymentDate?: string;
@@ -214,6 +268,34 @@ export async function fetchReimbursements(query: ReimbursementListQuery = {}) {
   );
 }
 
+export async function fetchReimbursementStatsSummary(query: ReimbursementStatsQuery = {}) {
+  return apiRequestData<ReimbursementStatsSummary>(
+    `/api/reimbursements/stats/summary${toQueryString(query as Record<string, string | number | undefined>)}`,
+  );
+}
+
+export async function fetchReimbursementStatsTrend(
+  query: ReimbursementStatsQuery & { granularity?: ReimbursementStatsGranularity } = {},
+) {
+  return apiRequestData<{ items: ReimbursementStatsTrendItem[] }>(
+    `/api/reimbursements/stats/trend${toQueryString(query as Record<string, string | number | undefined>)}`,
+  );
+}
+
+export async function fetchReimbursementTopExpenseTypes(
+  query: ReimbursementStatsQuery & { limit?: number } = {},
+) {
+  return apiRequestData<{ items: ReimbursementTopExpenseTypeItem[] }>(
+    `/api/reimbursements/stats/top-expense-types${toQueryString(query as Record<string, string | number | undefined>)}`,
+  );
+}
+
+export async function fetchReimbursementApprovalBottleneck(query: ReimbursementStatsQuery = {}) {
+  return apiRequestData<{ items: ReimbursementApprovalBottleneckItem[] }>(
+    `/api/reimbursements/stats/approval-bottleneck${toQueryString(query as Record<string, string | number | undefined>)}`,
+  );
+}
+
 export async function fetchReimbursementDetail(reimbursementId: string) {
   return apiRequestData<ReimbursementDetail>(`/api/reimbursements/${reimbursementId}`);
 }

client/src/api/workflow.ts

@@ -201,6 +201,24 @@ export type WorkflowApproverQuery = {
   pageSize?: number;
 };
 
+export type WorkflowBatchActionResult = {
+  taskId: string;
+  outcome: "approved" | "rejected" | "skipped" | "error";
+  reason?: string;
+};
+
+export type WorkflowBatchActionSummary = {
+  approved: number;
+  rejected?: number;
+  skipped: number;
+  errored: number;
+};
+
+export type WorkflowBatchActionResponse = {
+  results: WorkflowBatchActionResult[];
+  summary: WorkflowBatchActionSummary;
+};
+
 function toQueryString(query: Record<string, string | number | undefined>) {
   const params = new URLSearchParams();
   for (const [key, value] of Object.entries(query)) {
@@ -255,3 +273,17 @@ export async function transferWorkflowTask(taskId: string, toApproverId: string,
     body: JSON.stringify({ toApproverId, reason }),
   });
 }
+
+export async function batchApproveWorkflowTasks(payload: { taskIds: string[]; comment?: string }) {
+  return apiRequestData<WorkflowBatchActionResponse>("/api/workflow/batch-approve", {
+    method: "POST",
+    body: JSON.stringify(payload),
+  });
+}
+
+export async function batchRejectWorkflowTasks(payload: { taskIds: string[]; comment: string }) {
+  return apiRequestData<WorkflowBatchActionResponse>("/api/workflow/batch-reject", {
+    method: "POST",
+    body: JSON.stringify(payload),
+  });
+}

client/src/pages/ReimbursementDashboardPage.tsx

@@ -0,0 +1,343 @@
+import { useMemo, useState } from "react";
+import { useQuery, useQueryClient } from "@tanstack/react-query";
+import { fetchDepartments } from "../api/departments";
+import { mapApiErrorMessage } from "../api/errorMessages";
+import {
+  fetchReimbursementApprovalBottleneck,
+  fetchReimbursementStatsSummary,
+  fetchReimbursementStatsTrend,
+  fetchReimbursementTopExpenseTypes,
+  type ReimbursementStatsQuery,
+} from "../api/reimbursements";
+import { isApiError } from "../api/types";
+import { PageHeader } from "../components/common/PageHeader";
+import { SectionPanel } from "../components/patterns/SectionPanel";
+import { Button } from "../components/ui/button";
+
+function currentDateString() {
+  return new Date().toISOString().slice(0, 10);
+}
+
+function defaultDateFromString() {
+  const now = new Date();
+  now.setDate(1);
+  now.setMonth(now.getMonth() - 2);
+  return now.toISOString().slice(0, 10);
+}
+
+function resolveErrorMessage(error: unknown) {
+  if (isApiError(error)) {
+    return `${error.code}: ${mapApiErrorMessage(error.code, error.details, error.message)}`;
+  }
+  if (error instanceof Error) {
+    return error.message;
+  }
+  return "加载失败，请稍后重试。";
+}
+
+function formatCurrency(value: string | number | null | undefined) {
+  const numeric = Number(value ?? 0);
+  return new Intl.NumberFormat("zh-CN", { style: "currency", currency: "CNY" }).format(
+    Number.isFinite(numeric) ? numeric : 0,
+  );
+}
+
+function formatAvgDays(value: number | null) {
+  if (value == null) {
+    return "-";
+  }
+  const normalized = Number(value);
+  if (!Number.isFinite(normalized)) {
+    return "-";
+  }
+  return `${normalized.toFixed(1)} 天`;
+}
+
+function formatPeriod(value: string | null) {
+  if (!value) {
+    return "-";
+  }
+  return value.length === 7 ? value : value.replace("T", " ").slice(0, 10);
+}
+
+function normalizeBarWidth(current: number, max: number) {
+  if (max <= 0 || current <= 0) {
+    return "0%";
+  }
+  return `${Math.max(8, Math.min(100, (current / max) * 100))}%`;
+}
+
+export function ReimbursementDashboardPage() {
+  const queryClient = useQueryClient();
+  const [dateFrom, setDateFrom] = useState(defaultDateFromString());
+  const [dateTo, setDateTo] = useState(currentDateString());
+  const [departmentId, setDepartmentId] = useState("");
+
+  const filters = useMemo<ReimbursementStatsQuery>(
+    () => ({
+      dateFrom: dateFrom || undefined,
+      dateTo: dateTo || undefined,
+      departmentId: departmentId || undefined,
+    }),
+    [dateFrom, dateTo, departmentId],
+  );
+
+  const departmentsQuery = useQuery({
+    queryKey: ["departments", "reimbursements-dashboard"],
+    queryFn: () => fetchDepartments({ includeArchived: false }),
+  });
+
+  const summaryQuery = useQuery({
+    queryKey: ["reimbursements", "stats", "summary", filters],
+    queryFn: () => fetchReimbursementStatsSummary(filters),
+  });
+
+  const trendQuery = useQuery({
+    queryKey: ["reimbursements", "stats", "trend", filters],
+    queryFn: () => fetchReimbursementStatsTrend({ ...filters, granularity: "month" }),
+  });
+
+  const topExpenseTypesQuery = useQuery({
+    queryKey: ["reimbursements", "stats", "top-expense-types", filters],
+    queryFn: () => fetchReimbursementTopExpenseTypes({ ...filters, limit: 10 }),
+  });
+
+  const bottleneckQuery = useQuery({
+    queryKey: ["reimbursements", "stats", "approval-bottleneck", filters],
+    queryFn: () => fetchReimbursementApprovalBottleneck(filters),
+  });
+
+  const loading =
+    summaryQuery.isLoading ||
+    trendQuery.isLoading ||
+    topExpenseTypesQuery.isLoading ||
+    bottleneckQuery.isLoading;
+
+  const firstError =
+    summaryQuery.error ??
+    trendQuery.error ??
+    topExpenseTypesQuery.error ??
+    bottleneckQuery.error ??
+    departmentsQuery.error;
+
+  const summary = summaryQuery.data;
+  const trendItems = trendQuery.data?.items ?? [];
+  const topExpenseTypes = topExpenseTypesQuery.data?.items ?? [];
+  const bottlenecks = bottleneckQuery.data?.items ?? [];
+
+  const maxTrendCount = Math.max(1, ...trendItems.map((item) => Number(item.count ?? 0)));
+  const maxTrendAmount = Math.max(1, ...trendItems.map((item) => Number(item.amount ?? 0)));
+  const maxExpenseTypeAmount = Math.max(1, ...topExpenseTypes.map((item) => Number(item.totalAmount ?? 0)));
+
+  async function handleRefresh() {
+    await queryClient.invalidateQueries({ queryKey: ["reimbursements", "stats"] });
+  }
+
+  return (
+    <div className="space-y-6">
+      <PageHeader
+        title="报销统计分析"
+        subtitle="按时间范围与部门查看报销规模、处理效率、费用结构和审批瓶颈。"
+        actions={
+          <Button type="button" variant="secondary" onClick={() => void handleRefresh()}>
+            刷新
+          </Button>
+        }
+      />
+
+      {firstError ? (
+        <p className="rounded-lg border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-600">
+          {resolveErrorMessage(firstError)}
+        </p>
+      ) : null}
+
+      <div className="card-std space-y-4 p-6">
+        <div className="grid gap-3 md:grid-cols-4">
+          <div className="space-y-1">
+            <label className="text-xs text-zinc-600" htmlFor="reimbursement-dashboard-date-from">
+              开始日期
+            </label>
+            <input
+              id="reimbursement-dashboard-date-from"
+              className="input-std"
+              type="date"
+              value={dateFrom}
+              onChange={(event) => setDateFrom(event.target.value)}
+            />
+          </div>
+          <div className="space-y-1">
+            <label className="text-xs text-zinc-600" htmlFor="reimbursement-dashboard-date-to">
+              结束日期
+            </label>
+            <input
+              id="reimbursement-dashboard-date-to"
+              className="input-std"
+              type="date"
+              value={dateTo}
+              onChange={(event) => setDateTo(event.target.value)}
+            />
+          </div>
+          <div className="space-y-1">
+            <label className="text-xs text-zinc-600" htmlFor="reimbursement-dashboard-department">
+              部门
+            </label>
+            <select
+              id="reimbursement-dashboard-department"
+              className="select-std"
+              value={departmentId}
+              onChange={(event) => setDepartmentId(event.target.value)}
+            >
+              <option value="">全部部门</option>
+              {(departmentsQuery.data?.items ?? []).map((department) => (
+                <option key={department.id} value={department.id}>
+                  {department.name}
+                </option>
+              ))}
+            </select>
+          </div>
+          <div className="flex items-end">
+            <div className="rounded-xl border border-zinc-200 bg-zinc-50 px-4 py-3 text-sm text-zinc-600">
+              默认窗口：近 3 个自然月
+            </div>
+          </div>
+        </div>
+      </div>
+
+      <div className="grid gap-4 md:grid-cols-2 xl:grid-cols-4">
+        <div className="card-std p-5">
+          <div className="text-xs text-zinc-500">报销总数</div>
+          <div className="mt-2 text-3xl font-semibold text-zinc-900">
+            {loading ? "..." : summary?.totalCount ?? 0}
+          </div>
+        </div>
+        <div className="card-std p-5">
+          <div className="text-xs text-zinc-500">报销总金额</div>
+          <div className="mt-2 text-3xl font-semibold text-zinc-900">
+            {loading ? "..." : formatCurrency(summary?.totalAmount)}
+          </div>
+        </div>
+        <div className="card-std p-5">
+          <div className="text-xs text-zinc-500">平均处理天数</div>
+          <div className="mt-2 text-3xl font-semibold text-zinc-900">
+            {loading ? "..." : formatAvgDays(summary?.avgProcessingDays ?? null)}
+          </div>
+        </div>
+        <div className="card-std p-5">
+          <div className="text-xs text-zinc-500">待审批数</div>
+          <div className="mt-2 text-3xl font-semibold text-zinc-900">
+            {loading ? "..." : summary?.byStatus.reviewing.count ?? 0}
+          </div>
+        </div>
+      </div>
+
+      <SectionPanel
+        title="报销趋势"
+        description="按月观察报销数量与金额的变化，帮助判断高峰月份和支付节奏。"
+      >
+        {trendItems.length ? (
+          <div className="grid gap-3 lg:grid-cols-2">
+            {trendItems.map((item) => (
+              <div key={item.period ?? "unknown"} className="rounded-2xl border border-zinc-200 bg-white p-4">
+                <div className="flex items-center justify-between gap-3">
+                  <div className="text-sm font-medium text-zinc-900">{formatPeriod(item.period)}</div>
+                  <div className="text-xs text-zinc-500">已支付 {item.paidCount} 单</div>
+                </div>
+                <div className="mt-4 space-y-3">
+                  <div>
+                    <div className="mb-1 flex items-center justify-between text-xs text-zinc-500">
+                      <span>数量</span>
+                      <span>{item.count} 单</span>
+                    </div>
+                    <div className="h-2 rounded-full bg-zinc-100">
+                      <div
+                        className="h-2 rounded-full bg-zinc-900"
+                        style={{ width: normalizeBarWidth(Number(item.count ?? 0), maxTrendCount) }}
+                      />
+                    </div>
+                  </div>
+                  <div>
+                    <div className="mb-1 flex items-center justify-between text-xs text-zinc-500">
+                      <span>金额</span>
+                      <span>{formatCurrency(item.amount)}</span>
+                    </div>
+                    <div className="h-2 rounded-full bg-emerald-100">
+                      <div
+                        className="h-2 rounded-full bg-emerald-600"
+                        style={{ width: normalizeBarWidth(Number(item.amount ?? 0), maxTrendAmount) }}
+                      />
+                    </div>
+                  </div>
+                </div>
+              </div>
+            ))}
+          </div>
+        ) : (
+          <div className="text-sm text-zinc-500">当前筛选下暂无趋势数据。</div>
+        )}
+      </SectionPanel>
+
+      <div className="grid gap-6 xl:grid-cols-2">
+        <SectionPanel
+          title="费用类型排行"
+          description="按金额查看最主要的费用类型，帮助财务快速定位结构变化。"
+        >
+          {topExpenseTypes.length ? (
+            <div className="space-y-3">
+              {topExpenseTypes.map((item, index) => (
+                <div key={item.expenseTypeId} className="rounded-2xl border border-zinc-200 bg-white p-4">
+                  <div className="flex items-start justify-between gap-4">
+                    <div>
+                      <div className="text-sm font-semibold text-zinc-900">
+                        {index + 1}. {item.expenseTypeName}
+                      </div>
+                      <div className="mt-1 text-xs text-zinc-500">{item.count} 条报销明细</div>
+                    </div>
+                    <div className="text-sm font-medium text-zinc-700">{formatCurrency(item.totalAmount)}</div>
+                  </div>
+                  <div className="mt-3 h-2 rounded-full bg-zinc-100">
+                    <div
+                      className="h-2 rounded-full bg-amber-500"
+                      style={{ width: normalizeBarWidth(Number(item.totalAmount ?? 0), maxExpenseTypeAmount) }}
+                    />
+                  </div>
+                </div>
+              ))}
+            </div>
+          ) : (
+            <div className="text-sm text-zinc-500">当前筛选下暂无费用类型排行。</div>
+          )}
+        </SectionPanel>
+
+        <SectionPanel
+          title="审批瓶颈"
+          description="观察 reviewing 中的待处理堆积情况，帮助尽快发现卡点。"
+        >
+          {bottlenecks.length ? (
+            <div className="space-y-3">
+              {bottlenecks.map((item) => {
+                const isStale = item.oldestPendingDays > 3;
+                return (
+                  <div key={`${item.assigneeId ?? "role"}-${item.assigneeName}`} className="rounded-2xl border border-zinc-200 bg-white p-4">
+                    <div className="flex items-start justify-between gap-4">
+                      <div>
+                        <div className="text-sm font-semibold text-zinc-900">{item.assigneeName}</div>
+                        <div className="mt-1 text-xs text-zinc-500">
+                          待处理 {item.pendingCount} 单
+                        </div>
+                      </div>
+                      <div className={`text-sm font-medium ${isStale ? "text-red-600" : "text-zinc-700"}`}>
+                        最长等待 {item.oldestPendingDays} 天
+                      </div>
+                    </div>
+                  </div>
+                );
+              })}
+            </div>
+          ) : (
+            <div className="text-sm text-zinc-500">当前筛选下暂无审批瓶颈。</div>
+          )}
+        </SectionPanel>
+      </div>
+    </div>
+  );
+}

client/src/pages/ReimbursementsPage.tsx

@@ -1,4 +1,4 @@
-import { useMemo, useState } from "react";
+import { useEffect, useMemo, useState } from "react";
 import { Link, useSearchParams } from "react-router-dom";
 import { useMutation, useQuery, useQueryClient } from "@tanstack/react-query";
 import { isApiError } from "../api/types";
@@ -6,6 +6,11 @@ import { mapApiErrorMessage } from "../api/errorMessages";
 import { fetchMyDelegations } from "../api/delegations";
 import { exportReimbursements } from "../api/exports";
 import { createReimbursement, fetchReimbursements, type ReimbursementStatus } from "../api/reimbursements";
+import {
+  batchApproveWorkflowTasks,
+  batchRejectWorkflowTasks,
+  type WorkflowBatchActionResponse,
+} from "../api/workflow";
 import { useAuth } from "../auth/AuthContext";
 import { hasPermission } from "../auth/permissions";
 import { toast } from "sonner";
@@ -17,31 +22,82 @@ import { TableSkeleton } from "../components/common/TableSkeleton";
 import { FilterBar, ListWorkspace, PrimaryTable } from "../components/patterns/ListWorkspace";
 import { MetricCard } from "../components/patterns/MetricCard";
 import { Button } from "../components/ui/button";
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+} from "../components/ui/dialog";
 import { DropdownMenu, DropdownMenuContent, DropdownMenuItem, DropdownMenuTrigger } from "../components/ui/dropdown-menu";
 import { Tabs, TabsList, TabsTrigger } from "../components/ui/tabs";
+import { Textarea } from "../components/ui/textarea";
 
 const PAGE_SIZE = 20;
 
+type BatchAction = "approve" | "reject";
+
+type BatchResultState = {
+  action: BatchAction;
+  summary: WorkflowBatchActionResponse["summary"];
+  results: Array<
+    WorkflowBatchActionResponse["results"][number] & {
+      reimbursementId: string | null;
+      formNumber: string | null;
+    }
+  >;
+};
+
 function formatCurrency(value: number) {
   return new Intl.NumberFormat("zh-CN", { style: "currency", currency: "CNY" }).format(value);
 }
 
+function resolveErrorMessage(error: unknown, fallback: string) {
+  if (isApiError(error)) {
+    return `${error.code}: ${mapApiErrorMessage(error.code, error.details, error.message)}`;
+  }
+  return error instanceof Error ? error.message : fallback;
+}
+
+function formatBatchOutcome(action: BatchAction, outcome: string) {
+  if (outcome === "approved") {
+    return "已通过";
+  }
+  if (outcome === "rejected") {
+    return "已驳回";
+  }
+  if (outcome === "skipped") {
+    return "已跳过";
+  }
+  if (outcome === "error") {
+    return "失败";
+  }
+  return action === "approve" ? "已通过" : "已驳回";
+}
+
 export function ReimbursementsPage() {
   const [searchParams, setSearchParams] = useSearchParams();
   const { permissions, me } = useAuth();
   const queryClient = useQueryClient();
   const [exportError, setExportError] = useState("");
+  const [batchError, setBatchError] = useState("");
+  const [proxyOwnerEmployeeId, setProxyOwnerEmployeeId] = useState("");
+  const [batchMode, setBatchMode] = useState(false);
+  const [selectedReimbursementIds, setSelectedReimbursementIds] = useState<string[]>([]);
+  const [batchDialogAction, setBatchDialogAction] = useState<BatchAction | null>(null);
+  const [batchComment, setBatchComment] = useState("");
+  const [batchResult, setBatchResult] = useState<BatchResultState | null>(null);
 
   const status = (searchParams.get("status") as ReimbursementStatus | null) ?? "draft";
   const page = Number(searchParams.get("page") ?? "1") || 1;
   const scope = (searchParams.get("scope") as "own" | "all" | null) ?? "own";
   const canViewAll = hasPermission(permissions, "expense.view_all");
+  const canApproveExpense = hasPermission(permissions, "expense.approve");
   const canProxySubmit = hasPermission(permissions, "expense.proxy_submit");
   const isAdministration = (me?.roleCodes ?? []).includes("administration");
   const showProxyOwnerSelector = canProxySubmit && isAdministration;
 
-  const [proxyOwnerEmployeeId, setProxyOwnerEmployeeId] = useState("");
-
   const listQuery = useQuery({
     queryKey: ["reimbursements", "list", status, page, scope],
     queryFn: () => fetchReimbursements({ status, page, pageSize: PAGE_SIZE, scope }),
@@ -67,6 +123,33 @@ export function ReimbursementsPage() {
     );
   }, [items]);
 
+  const actionableItems = useMemo(
+    () =>
+      items.filter(
+        (item) =>
+          Boolean(item.pendingWorkflow?.task?.id) &&
+          Boolean(item.pendingWorkflow?.allowedActions.includes("approve")),
+      ),
+    [items],
+  );
+  const actionableIdSet = useMemo(
+    () => new Set(actionableItems.map((item) => item.id)),
+    [actionableItems],
+  );
+  const canShowBatchEntry =
+    status === "reviewing" && scope === "all" && canApproveExpense && actionableItems.length > 0;
+  const selectedItems = actionableItems.filter((item) => selectedReimbursementIds.includes(item.id));
+  const allActionableSelected =
+    actionableItems.length > 0 && actionableItems.every((item) => selectedReimbursementIds.includes(item.id));
+
+  useEffect(() => {
+    setSelectedReimbursementIds((current) => current.filter((id) => actionableIdSet.has(id)));
+    if (!canShowBatchEntry) {
+      setBatchMode(false);
+      setBatchDialogAction(null);
+    }
+  }, [actionableIdSet, canShowBatchEntry]);
+
   const createMutation = useMutation({
     mutationFn: () =>
       createReimbursement({
@@ -76,12 +159,8 @@ export function ReimbursementsPage() {
       await queryClient.invalidateQueries({ queryKey: ["reimbursements"] });
       toast.success("报销单已创建");
     },
-    onError: (err) => {
-      toast.error(
-        isApiError(err)
-          ? `${err.code}: ${mapApiErrorMessage(err.code, err.details, err.message)}`
-          : "创建报销单失败",
-      );
+    onError: (error) => {
+      toast.error(resolveErrorMessage(error, "创建报销单失败"));
     },
   });
 
@@ -92,20 +171,128 @@ export function ReimbursementsPage() {
       setExportError("");
       toast.success("导出完成");
     },
-    onError: (err) => {
-      if (isApiError(err)) {
-        setExportError(`${err.code}: ${mapApiErrorMessage(err.code, err.details, err.message)}`);
-        toast.error(`${err.code}: ${mapApiErrorMessage(err.code, err.details, err.message)}`);
-        return;
+    onError: (error) => {
+      const message = resolveErrorMessage(error, "导出失败");
+      setExportError(message);
+      toast.error(message);
+    },
+  });
+
+  const batchMutation = useMutation({
+    mutationFn: async (input: { action: BatchAction; comment: string; selectedItems: typeof actionableItems }) => {
+      const taskIds = input.selectedItems
+        .map((item) => item.pendingWorkflow?.task?.id ?? null)
+        .filter((taskId): taskId is string => Boolean(taskId));
+
+      if (!taskIds.length) {
+        throw new Error("请先选择至少一条可处理的报销待办。");
       }
-      const msg = err instanceof Error ? err.message : "导出失败";
-      setExportError(msg);
-      toast.error(msg);
+
+      const response =
+        input.action === "approve"
+          ? await batchApproveWorkflowTasks({
+              taskIds,
+              comment: input.comment.trim() || undefined,
+            })
+          : await batchRejectWorkflowTasks({
+              taskIds,
+              comment: input.comment.trim(),
+            });
+
+      return {
+        action: input.action,
+        response,
+        selectedItems: input.selectedItems.map((item) => ({
+          reimbursementId: item.id,
+          formNumber: item.formNumber,
+          taskId: item.pendingWorkflow?.task?.id ?? null,
+        })),
+      };
+    },
+    onSuccess: async (payload) => {
+      const formByTaskId = new Map(
+        payload.selectedItems
+          .filter((item) => item.taskId)
+          .map((item) => [item.taskId!, item]),
+      );
+
+      setBatchResult({
+        action: payload.action,
+        summary: payload.response.summary,
+        results: payload.response.results.map((item) => {
+          const related = formByTaskId.get(item.taskId);
+          return {
+            ...item,
+            reimbursementId: related?.reimbursementId ?? null,
+            formNumber: related?.formNumber ?? null,
+          };
+        }),
+      });
+      setBatchDialogAction(null);
+      setBatchComment("");
+      setBatchMode(false);
+      setSelectedReimbursementIds([]);
+      setBatchError("");
+      await queryClient.invalidateQueries({ queryKey: ["reimbursements"] });
+      toast.success(payload.action === "approve" ? "批量通过已执行" : "批量驳回已执行");
+    },
+    onError: (error) => {
+      const message = resolveErrorMessage(error, "批量处理失败");
+      setBatchError(message);
+      toast.error(message);
     },
   });
 
   const totalPages = Math.max(1, Math.ceil((listQuery.data?.total ?? 0) / PAGE_SIZE));
 
+  function toggleBatchSelection(reimbursementId: string) {
+    setSelectedReimbursementIds((current) =>
+      current.includes(reimbursementId)
+        ? current.filter((id) => id !== reimbursementId)
+        : [...current, reimbursementId],
+    );
+  }
+
+  function toggleSelectAllActionable() {
+    if (allActionableSelected) {
+      setSelectedReimbursementIds([]);
+      return;
+    }
+    setSelectedReimbursementIds(actionableItems.map((item) => item.id));
+  }
+
+  function openBatchDialog(action: BatchAction) {
+    if (!selectedItems.length) {
+      setBatchError("请先选择至少一条可批量处理的报销待办。");
+      return;
+    }
+    setBatchError("");
+    setBatchDialogAction(action);
+  }
+
+  function handleCloseBatchDialog(open: boolean) {
+    if (!open) {
+      setBatchDialogAction(null);
+      setBatchComment("");
+    }
+  }
+
+  function submitBatchAction() {
+    if (!batchDialogAction) {
+      return;
+    }
+    if (batchDialogAction === "reject" && !batchComment.trim()) {
+      setBatchError("批量驳回必须填写统一理由。");
+      return;
+    }
+
+    batchMutation.mutate({
+      action: batchDialogAction,
+      comment: batchComment,
+      selectedItems,
+    });
+  }
+
   return (
     <ListWorkspace>
       <PageHeader
@@ -131,6 +318,12 @@ export function ReimbursementsPage() {
               </select>
             ) : null}
 
+            {canViewAll ? (
+              <Button asChild variant="secondary" type="button">
+                <Link to="/reimbursements/dashboard">统计分析</Link>
+              </Button>
+            ) : null}
+
             <Button
               data-testid="reimbursements-create"
               disabled={createMutation.isPending}
@@ -187,6 +380,12 @@ export function ReimbursementsPage() {
         </p>
       ) : null}
 
+      {batchError ? (
+        <p className="rounded-lg border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-600">
+          {batchError}
+        </p>
+      ) : null}
+
       <section className="grid gap-4 md:grid-cols-2 xl:grid-cols-4">
         <MetricCard title="当前列表" value={stats.currentPageCount} note={`共 ${listQuery.data?.total ?? 0} 条记录`} />
         <MetricCard title="当前金额" value={formatCurrency(stats.currentPageAmount)} note="按当前页与筛选统计" />
@@ -221,30 +420,54 @@ export function ReimbursementsPage() {
             </TabsList>
           </Tabs>
 
-          {canViewAll ? (
-            <div className="flex flex-wrap items-center gap-2">
+          <div className="flex flex-wrap items-center gap-2">
+            {canViewAll ? (
+              <>
+                <Button
+                  data-testid="reimbursements-scope-own"
+                  variant={scope === "own" ? "default" : "secondary"}
+                  onClick={() => setSearchParams({ status, page: "1", scope: "own" })}
+                  type="button"
+                >
+                  仅自己
+                </Button>
+                <Button
+                  data-testid="reimbursements-scope-all"
+                  variant={scope === "all" ? "default" : "secondary"}
+                  onClick={() => setSearchParams({ status, page: "1", scope: "all" })}
+                  type="button"
+                >
+                  全范围
+                </Button>
+              </>
+            ) : null}
+
+            {canShowBatchEntry ? (
               <Button
-                data-testid="reimbursements-scope-own"
-                variant={scope === "own" ? "default" : "secondary"}
-                onClick={() => setSearchParams({ status, page: "1", scope: "own" })}
+                variant={batchMode ? "default" : "secondary"}
+                onClick={() => {
+                  setBatchMode((current) => !current);
+                  setSelectedReimbursementIds([]);
+                  setBatchDialogAction(null);
+                  setBatchComment("");
+                  setBatchError("");
+                }}
                 type="button"
               >
-                仅自己
+                {batchMode ? "退出批量模式" : "批量操作"}
               </Button>
-              <Button
-                data-testid="reimbursements-scope-all"
-                variant={scope === "all" ? "default" : "secondary"}
-                onClick={() => setSearchParams({ status, page: "1", scope: "all" })}
-                type="button"
-              >
-                全范围
-              </Button>
-            </div>
-          ) : null}
+            ) : null}
+          </div>
         </div>
+
+        {batchMode ? (
+          <div className="rounded-2xl border border-amber-200 bg-amber-50 px-4 py-3 text-sm text-amber-800">
+            当前只可勾选你本人可处理的 reviewing 报销待办。批量通过可不填意见，批量驳回必须填写统一理由。
+          </div>
+        ) : null}
       </FilterBar>
 
-      {listQuery.isLoading ? <TableSkeleton columns={6} rows={5} /> : null}
+      {listQuery.isLoading ? <TableSkeleton columns={batchMode ? 7 : 6} rows={5} /> : null}
 
       {listQuery.isError ? (
         <p className="rounded-lg border border-red-200 bg-red-50 px-3 py-2 text-sm text-red-600">
@@ -261,9 +484,10 @@ export function ReimbursementsPage() {
       {!listQuery.isLoading && !listQuery.isError ? (
         <>
           <PrimaryTable>
-            <table className="w-full text-left border-collapse" data-testid="reimbursements-table">
+            <table className="w-full border-collapse text-left" data-testid="reimbursements-table">
               <thead className="table-header">
                 <tr>
+                  {batchMode ? <th className="table-th w-14">选择</th> : null}
                   <th className="table-th">单号</th>
                   <th className="table-th">状态</th>
                   <th className="table-th">金额</th>
@@ -274,40 +498,73 @@ export function ReimbursementsPage() {
               </thead>
               <tbody className="divide-y divide-zinc-50">
                 {items.length ? (
-                  items.map((item) => (
-                    <tr className="table-row" data-testid="reimbursement-row" key={item.id}>
-                      <td className="table-td">
-                        <div className="font-semibold text-zinc-900">{item.formNumber || item.id}</div>
-                        {item.formNumber && item.formNumber !== item.id && (
-                          <div className="text-xs text-zinc-500">{item.id}</div>
-                        )}
-                        {item.project ? <div className="text-xs text-zinc-500">项目：{item.project.projectNo} · {item.project.name}</div> : null}
-                      </td>
-                      <td className="table-td"><StatusBadge status={item.status} /></td>
-                      <td className="table-td-strong">
-                        {item.totalAmount != null
-                          ? new Intl.NumberFormat("zh-CN", { style: "currency", currency: "CNY" }).format(Number(item.totalAmount))
-                          : "-"}
-                      </td>
-                      <td className="table-td">
-                        <div className="flex items-center gap-2">
-                          <div className="size-6 rounded-full bg-zinc-100 flex items-center justify-center text-[10px] font-bold text-zinc-700 uppercase">
-                            {(item.owner?.name ?? "U").charAt(0)}
+                  items.map((item) => {
+                    const canSelectRow = Boolean(
+                      item.pendingWorkflow?.task?.id && item.pendingWorkflow.allowedActions.includes("approve"),
+                    );
+
+                    return (
+                      <tr className="table-row" data-testid="reimbursement-row" key={item.id}>
+                        {batchMode ? (
+                          <td className="table-td">
+                            {canSelectRow ? (
+                              <input
+                                type="checkbox"
+                                checked={selectedReimbursementIds.includes(item.id)}
+                                onChange={() => toggleBatchSelection(item.id)}
+                                aria-label={`选择报销单 ${item.formNumber ?? item.id}`}
+                              />
+                            ) : (
+                              <span className="text-xs text-zinc-400">-</span>
+                            )}
+                          </td>
+                        ) : null}
+                        <td className="table-td">
+                          <div className="font-semibold text-zinc-900">{item.formNumber || item.id}</div>
+                          {item.formNumber && item.formNumber !== item.id ? (
+                            <div className="text-xs text-zinc-500">{item.id}</div>
+                          ) : null}
+                          {item.project ? (
+                            <div className="text-xs text-zinc-500">
+                              项目：{item.project.projectNo} · {item.project.name}
+                            </div>
+                          ) : null}
+                          {item.pendingWorkflow?.task?.id ? (
+                            <div className="text-xs text-amber-700">
+                              当前待办：{item.pendingWorkflow.task.stepName} · task {item.pendingWorkflow.task.id}
+                            </div>
+                          ) : null}
+                        </td>
+                        <td className="table-td">
+                          <StatusBadge status={item.status} />
+                        </td>
+                        <td className="table-td-strong">
+                          {item.totalAmount != null
+                            ? new Intl.NumberFormat("zh-CN", { style: "currency", currency: "CNY" }).format(
+                                Number(item.totalAmount),
+                              )
+                            : "-"}
+                        </td>
+                        <td className="table-td">
+                          <div className="flex items-center gap-2">
+                            <div className="flex size-6 items-center justify-center rounded-full bg-zinc-100 text-[10px] font-bold uppercase text-zinc-700">
+                              {(item.owner?.name ?? "U").charAt(0)}
+                            </div>
+                            <span className="font-medium text-zinc-900">{item.owner?.name ?? "-"}</span>
                           </div>
-                          <span className="font-medium text-zinc-900">{item.owner?.name ?? "-"}</span>
-                        </div>
-                      </td>
-                      <td className="table-td">{item.reimbursementDate ?? "-"}</td>
-                      <td className="table-td">
-                        <Link to={`/reimbursements/${item.id}`} className="btn-ghost" data-testid="reimbursement-detail-link">
-                          <span className="material-symbols-outlined text-[18px]">more_horiz</span>
-                        </Link>
-                      </td>
-                    </tr>
-                  ))
+                        </td>
+                        <td className="table-td">{item.reimbursementDate ?? "-"}</td>
+                        <td className="table-td">
+                          <Link to={`/reimbursements/${item.id}`} className="btn-ghost" data-testid="reimbursement-detail-link">
+                            <span className="material-symbols-outlined text-[18px]">more_horiz</span>
+                          </Link>
+                        </td>
+                      </tr>
+                    );
+                  })
                 ) : (
                   <tr>
-                    <td className="py-8 text-center text-sm text-zinc-500" colSpan={6}>
+                    <td className="py-8 text-center text-sm text-zinc-500" colSpan={batchMode ? 7 : 6}>
                       暂无数据
                     </td>
                   </tr>
@@ -326,6 +583,118 @@ export function ReimbursementsPage() {
           </div>
         </>
       ) : null}
+
+      {batchMode ? (
+        <div className="fixed bottom-6 left-1/2 z-40 w-[min(760px,calc(100vw-2rem))] -translate-x-1/2">
+          <div className="rounded-2xl border border-zinc-200 bg-white p-4 shadow-lg">
+            <div className="flex flex-col gap-3 md:flex-row md:items-center md:justify-between">
+              <div className="text-sm text-zinc-700">已选 {selectedItems.length} 项可处理报销待办</div>
+              <div className="flex flex-wrap items-center gap-2">
+                <Button type="button" variant="secondary" onClick={toggleSelectAllActionable}>
+                  {allActionableSelected ? "取消全选" : "全选可处理项"}
+                </Button>
+                <Button type="button" variant="secondary" onClick={() => openBatchDialog("approve")}>
+                  批量通过
+                </Button>
+                <Button type="button" variant="destructive" onClick={() => openBatchDialog("reject")}>
+                  批量驳回
+                </Button>
+              </div>
+            </div>
+          </div>
+        </div>
+      ) : null}
+
+      <Dialog open={Boolean(batchDialogAction)} onOpenChange={handleCloseBatchDialog}>
+        <DialogContent className="max-w-lg">
+          <DialogHeader>
+            <DialogTitle>{batchDialogAction === "approve" ? "批量通过报销待办" : "批量驳回报销待办"}</DialogTitle>
+            <DialogDescription>
+              {batchDialogAction === "approve"
+                ? "统一意见可空。所有选中待办会按当前顺序逐条调用在线审批接口。"
+                : "驳回必须填写统一理由，所有选中待办将复用这条说明。"}
+            </DialogDescription>
+          </DialogHeader>
+
+          <div className="space-y-4">
+            <div className="rounded-2xl border border-zinc-200 bg-zinc-50 p-4 text-sm text-zinc-700">
+              共 {selectedItems.length} 项：
+              <div className="mt-2 max-h-40 space-y-1 overflow-auto">
+                {selectedItems.map((item) => (
+                  <div key={item.id}>{item.formNumber ?? item.id}</div>
+                ))}
+              </div>
+            </div>
+
+            <div className="space-y-2">
+              <label className="text-sm font-medium text-zinc-900" htmlFor="reimbursements-batch-comment">
+                {batchDialogAction === "reject" ? "统一驳回理由" : "统一审批意见"}
+              </label>
+              <Textarea
+                id="reimbursements-batch-comment"
+                value={batchComment}
+                onChange={(event) => setBatchComment(event.target.value)}
+                placeholder={batchDialogAction === "reject" ? "请输入批量驳回理由" : "可选填写统一审批意见"}
+                rows={4}
+              />
+            </div>
+          </div>
+
+          <DialogFooter>
+            <Button variant="secondary" type="button" onClick={() => handleCloseBatchDialog(false)}>
+              取消
+            </Button>
+            <Button
+              type="button"
+              variant={batchDialogAction === "reject" ? "destructive" : "default"}
+              disabled={batchMutation.isPending || (batchDialogAction === "reject" && !batchComment.trim())}
+              onClick={submitBatchAction}
+            >
+              {batchMutation.isPending
+                ? "处理中..."
+                : batchDialogAction === "approve"
+                  ? "确认批量通过"
+                  : "确认批量驳回"}
+            </Button>
+          </DialogFooter>
+        </DialogContent>
+      </Dialog>
+
+      <Dialog open={Boolean(batchResult)} onOpenChange={(open) => !open && setBatchResult(null)}>
+        <DialogContent className="max-w-2xl">
+          <DialogHeader>
+            <DialogTitle>{batchResult?.action === "approve" ? "批量通过结果" : "批量驳回结果"}</DialogTitle>
+            <DialogDescription>
+              {batchResult
+                ? `成功 ${batchResult.summary.approved ?? 0}，驳回 ${batchResult.summary.rejected ?? 0}，跳过 ${batchResult.summary.skipped}，失败 ${batchResult.summary.errored}`
+                : "查看批量操作逐条执行结果。"}
+            </DialogDescription>
+          </DialogHeader>
+
+          <div className="max-h-[60vh] space-y-2 overflow-auto rounded-2xl border border-zinc-200 bg-zinc-50 p-4">
+            {batchResult?.results.map((item) => (
+              <div key={`${item.taskId}-${item.outcome}`} className="rounded-xl border border-zinc-200 bg-white px-4 py-3">
+                <div className="flex flex-col gap-2 md:flex-row md:items-center md:justify-between">
+                  <div>
+                    <div className="font-medium text-zinc-900">{item.formNumber ?? item.reimbursementId ?? "-"}</div>
+                    <div className="text-xs text-zinc-500">taskId: {item.taskId}</div>
+                  </div>
+                  <div className="text-sm font-medium text-zinc-700">
+                    {formatBatchOutcome(batchResult.action, item.outcome)}
+                  </div>
+                </div>
+                {item.reason ? <div className="mt-2 text-sm text-red-600">{item.reason}</div> : null}
+              </div>
+            ))}
+          </div>
+
+          <DialogFooter>
+            <Button type="button" onClick={() => setBatchResult(null)}>
+              关闭
+            </Button>
+          </DialogFooter>
+        </DialogContent>
+      </Dialog>
     </ListWorkspace>
   );
 }

client/src/router/index.tsx

@@ -49,6 +49,7 @@ import {
   TodosPage,
   PurchaseRequestsPage,
   ReimbursementDetailPage,
+  ReimbursementDashboardPage,
   ReimbursementsPage,
   TravelRequestsPage,
   UserManagementPage,
@@ -147,6 +148,15 @@ export function AppRouter() {
           }
         />
 
+        <Route
+          path="reimbursements/dashboard"
+          element={
+            <RequirePermission anyOf={["expense.view_all"]}>
+              {withRouteFallback(<ReimbursementDashboardPage />)}
+            </RequirePermission>
+          }
+        />
+
         <Route
           path="reimbursements/:reimbursementId"
           element={

client/src/router/lazy/ReimbursementDashboardPage.ts

@@ -0,0 +1 @@
+export { ReimbursementDashboardPage as default } from "../../pages/ReimbursementDashboardPage";

client/src/router/lazy/index.ts

@@ -40,6 +40,7 @@ export const ProjectDetailPage = lazy(() => import("./ProjectDetailPage"));
 export const ContractsRegistryPage = lazy(() => import("./ContractsRegistryPage"));
 export const PurchaseRequestsPage = lazy(() => import("./PurchaseRequestsPage"));
 export const ReimbursementDetailPage = lazy(() => import("./ReimbursementDetailPage"));
+export const ReimbursementDashboardPage = lazy(() => import("./ReimbursementDashboardPage"));
 export const ReimbursementsPage = lazy(() => import("./ReimbursementsPage"));
 export const TravelRequestsPage = lazy(() => import("./TravelRequestsPage"));
 export const UserManagementPage = lazy(() => import("./UserManagementPage"));