fix: 认领结果回写/流水同步 0 条时提示 NaN——unwrapData 判空改 ?? 保留合法数字 0

src/views/payment/receipt-claim-record.vue

@@ -202,8 +202,9 @@ export default {
   },
   methods: {
     unwrapData(response) {
-      const body = response?.data || response || {};
-      return body?.data || body;
+      // 数字 0 是合法返回值（如回写/同步 0 条），须用 ?? 判空避免 0 被信封对象顶掉导致 Number() 得 NaN
+      const body = response?.data ?? response ?? {};
+      return body?.data ?? body;
     },
     queryParams() {
       const transactionRange = this.query.transactionDateRange || [];

src/views/payment/receipt-flow.vue

@@ -295,8 +295,9 @@ export default {
   },
   methods: {
     unwrapData(response) {
-      const body = response?.data || response || {};
-      return body?.data || body;
+      // 数字 0 是合法返回值（如回写/同步 0 条），须用 ?? 判空避免 0 被信封对象顶掉导致 Number() 得 NaN
+      const body = response?.data ?? response ?? {};
+      return body?.data ?? body;
     },
     async loadTable() {
       this.loading = true;