refactor(后台表单): 抽取共享整数解析器

- pageUtils 新增严格的 parsePositiveInteger / parseNonNegativeInteger 与落库用 parsePositiveIntegerOrZero / parseNonNegativeIntegerOrZero。
- 账号配置、会员档位、充值商品三页删除各自的同名本地解析器，统一走共享实现，消除同名不同语义的校验漂移。
- 解析从 parseInt 改为 Number + isSafeInteger，'12abc' 一类脏输入不再被截断成 12。

apps/admin-web/src/pages/AdminMembershipPlanPage.tsx

@@ -23,7 +23,7 @@ import type {
 } from '../api/adminApiTypes';
 import { useAdminWriteConfirm } from '../components/useAdminWriteConfirm';
 import { membershipPlanLabels } from '../config/membershipDisplay';
-import { handlePageError } from './pageUtils';
+import { handlePageError, parsePositiveIntegerOrZero } from './pageUtils';
 
 interface AdminMembershipPlanPageProps {
   token: string;
@@ -106,11 +106,12 @@ export function AdminMembershipPlanPage({
     }
 
     setErrorMessage('');
-    const normalizedMonthPriceCents = parsePositiveInteger(monthPriceCents);
-    const normalizedYearPriceCents = parsePositiveInteger(yearPriceCents);
+    const normalizedMonthPriceCents =
+      parsePositiveIntegerOrZero(monthPriceCents);
+    const normalizedYearPriceCents = parsePositiveIntegerOrZero(yearPriceCents);
     const normalizedConcurrentJobLimit =
-      parsePositiveInteger(concurrentJobLimit);
-    const normalizedPeriodPoints = parsePositiveInteger(periodPoints);
+      parsePositiveIntegerOrZero(concurrentJobLimit);
+    const normalizedPeriodPoints = parsePositiveIntegerOrZero(periodPoints);
     if (plan !== 'normal') {
       if (!normalizedMonthPriceCents || !normalizedYearPriceCents) {
         setErrorMessage('月价与年价必须是大于 0 的整数分');
@@ -454,13 +455,3 @@ function formatPlanLimits(entry: ProfileMembershipPlanAdminResponse) {
 function formatPrice(priceCents: number) {
   return `¥${(priceCents / 100).toFixed(2)}`;
 }
-
-function parsePositiveInteger(value: string) {
-  const parsed = parseInteger(value);
-  return parsed > 0 ? parsed : 0;
-}
-
-function parseInteger(value: string) {
-  const parsed = Number(value);
-  return Number.isSafeInteger(parsed) ? parsed : 0;
-}

apps/admin-web/src/pages/AdminProfileWalletConfigPage.tsx

@@ -18,7 +18,11 @@ import {
 } from '../api/adminApiClient';
 import type { ProfileWalletConfigAdminResponse } from '../api/adminApiTypes';
 import { useAdminWriteConfirm } from '../components/useAdminWriteConfirm';
-import { handlePageError } from './pageUtils';
+import {
+  handlePageError,
+  parseNonNegativeInteger,
+  parsePositiveInteger,
+} from './pageUtils';
 
 interface AdminProfileWalletConfigPageProps {
   token: string;
@@ -200,16 +204,3 @@ export function AdminProfileWalletConfigPage({
     </AdminPage>
   );
 }
-
-function parsePositiveInteger(value: string) {
-  const parsed = Number(value);
-  return Number.isSafeInteger(parsed) && parsed > 0 ? parsed : 0;
-}
-
-function parseNonNegativeInteger(value: string): number | null {
-  if (value.trim() === '') {
-    return null;
-  }
-  const parsed = Number(value);
-  return Number.isSafeInteger(parsed) && parsed >= 0 ? parsed : null;
-}

apps/admin-web/src/pages/AdminRechargeProductPage.tsx

@@ -19,7 +19,11 @@ import {
 } from '../api/adminApiClient';
 import type { ProfileRechargeProductConfigAdminResponse } from '../api/adminApiTypes';
 import { useAdminWriteConfirm } from '../components/useAdminWriteConfirm';
-import { handlePageError } from './pageUtils';
+import {
+  handlePageError,
+  parseNonNegativeIntegerOrZero,
+  parsePositiveIntegerOrZero,
+} from './pageUtils';
 
 interface AdminRechargeProductPageProps {
   token: string;
@@ -104,10 +108,10 @@ export function AdminRechargeProductPage({
       const response = await upsertProfileRechargeProduct(token, {
         productId: productId.trim(),
         title: title.trim(),
-        priceCents: parsePositiveInteger(priceCents),
+        priceCents: parsePositiveIntegerOrZero(priceCents),
         kind: 'points',
-        pointsAmount: parsePositiveInteger(pointsAmount),
-        bonusPoints: parseNonNegativeInteger(bonusPoints),
+        pointsAmount: parsePositiveIntegerOrZero(pointsAmount),
+        bonusPoints: parseNonNegativeIntegerOrZero(bonusPoints),
         durationDays: 0,
         badgeLabel: badgeLabel.trim(),
         description: description.trim(),
@@ -358,16 +362,6 @@ function formatPrice(priceCents: number) {
   return `¥${(priceCents / 100).toFixed(2)}`;
 }
 
-function parsePositiveInteger(value: string) {
-  const parsed = parseInteger(value);
-  return parsed > 0 ? parsed : 0;
-}
-
-function parseNonNegativeInteger(value: string) {
-  const parsed = parseInteger(value);
-  return parsed > 0 ? parsed : 0;
-}
-
 function parseInteger(value: string) {
   const parsed = Number.parseInt(value, 10);
   if (!Number.isFinite(parsed)) {

apps/admin-web/src/pages/pageUtils.ts

@@ -31,3 +31,31 @@ export function formatUnknownJson(value: unknown) {
     return String(value);
   }
 }
+
+/** 严格解析正安全整数：空串、小数、非正数与非数字都返回 `null`，用于表单校验。 */
+export function parsePositiveInteger(value: string): number | null {
+  if (value.trim() === '') {
+    return null;
+  }
+  const parsed = Number(value);
+  return Number.isSafeInteger(parsed) && parsed > 0 ? parsed : null;
+}
+
+/** 严格解析非负安全整数：空串、小数、负数与非数字都返回 `null`，用于表单校验。 */
+export function parseNonNegativeInteger(value: string): number | null {
+  if (value.trim() === '') {
+    return null;
+  }
+  const parsed = Number(value);
+  return Number.isSafeInteger(parsed) && parsed >= 0 ? parsed : null;
+}
+
+/** 落库用宽松解析：非法输入按 `0` 处理，避免后台保存被输入抖动打断。 */
+export function parsePositiveIntegerOrZero(value: string): number {
+  return parsePositiveInteger(value) ?? 0;
+}
+
+/** 落库用宽松解析：非法输入按 `0` 处理，避免后台保存被输入抖动打断。 */
+export function parseNonNegativeIntegerOrZero(value: string): number {
+  return parseNonNegativeInteger(value) ?? 0;
+}