修复工单系统竞态与接口安全问题

frontend/src/api/tickets.js

@@ -1,5 +1,21 @@
 import { request } from './client.js';
 
+export function normalizeTicketListResponse(data, fallbackPageSize = 20) {
+  const payload = Array.isArray(data) ? { tickets: data } : (data && typeof data === 'object' ? data : {});
+  const tickets = Array.isArray(payload.tickets)
+    ? payload.tickets
+    : (Array.isArray(payload.list) ? payload.list : (Array.isArray(payload.items) ? payload.items : []));
+  const pageSizeValue = Number(payload.pageSize ?? payload.page_size);
+  const pageSize = Number.isInteger(pageSizeValue) && pageSizeValue > 0 ? pageSizeValue : fallbackPageSize;
+  const totalValue = Number(payload.total ?? payload.count);
+  const total = Number.isFinite(totalValue) && totalValue >= 0 ? totalValue : tickets.length;
+  const totalPagesValue = Number(payload.totalPages ?? payload.total_pages ?? payload.pages);
+  const totalPages = Number.isInteger(totalPagesValue) && totalPagesValue > 0
+    ? totalPagesValue
+    : Math.max(1, Math.ceil(total / pageSize));
+  return { tickets, total, totalPages };
+}
+
 export function listTickets(params = {}) {
   const query = new URLSearchParams();
   if (params.page) query.set('page', String(params.page));