修复智能气阀归属互斥选择

选择任一新归属时自动清空其他归属，保留提交防御校验和审计接口，并补充专项检查、中文操作日志及项目文档。

frontend/platform_admin/package.json

@@ -22,6 +22,7 @@
     "staff-organization:check": "node scripts/check-staff-organization-linkage.mjs",
     "staff-relations:check": "node scripts/check-staff-relation-policy.mjs",
     "user-address-display:check": "node scripts/check-user-address-relation-display.mjs",
+    "product-ownership:check": "node scripts/check-product-ownership-action.mjs",
     "resource-search:check": "node scripts/check-resource-search.mjs",
     "audit:platform": "node scripts/check-backend-contract.mjs",
     "lint": "biome lint .",

frontend/platform_admin/scripts/check-product-ownership-action.mjs

@@ -0,0 +1,27 @@
+/**
+ * 功能：检查智能气阀归属弹窗保留互斥选择和提交防御。
+ * 版本：v1.0.0
+ */
+import { readFile } from 'node:fs/promises';
+import { fileURLToPath } from 'node:url';
+
+const componentUrl = new URL(
+  '../src/views/resource/ResourceActionDialog.vue',
+  import.meta.url,
+);
+const source = await readFile(fileURLToPath(componentUrl), 'utf8');
+const requiredFragments = [
+  '@change-relation="changeRelation"',
+  'ownershipKeys.includes(field.key)',
+  'if (key !== field.key) form[key] = undefined',
+  "Message.warning('智能气阀只能选择一个当前归属')",
+  "payload[key] = String(form[key] ?? '')",
+];
+
+for (const fragment of requiredFragments) {
+  if (!source.includes(fragment)) {
+    throw new Error(`智能气阀归属互斥检查缺少实现：${fragment}`);
+  }
+}
+
+console.log('智能气阀归属互斥检查通过：选择时自动清空，提交时保留防御校验。');

frontend/platform_admin/src/views/resource/ResourceActionDialog.vue

@@ -16,7 +16,7 @@
       这是高风险操作，可能改变业务状态且无法直接撤销。请确认目标记录和填写内容准确。
     </a-alert>
     <a-alert v-if="isOwnershipAction" class="action-alert" type="warning" show-icon>
-      智能气阀只能有一个当前归属。选择新归属前请清空原归属，操作会写入审计记录。
+      智能气阀只能有一个当前归属。选择新归属后会自动清空其他归属，操作会写入审计记录。
     </a-alert>
     <a-form :model="form" layout="vertical">
       <ResourceFieldForm
@@ -25,6 +25,7 @@
         :required-keys="requiredKeys"
         :relation-options="relations.options"
         :relation-loading="relations.loading"
+        @change-relation="changeRelation"
         @search-relation="searchRelation"
       />
     </a-form>
@@ -75,6 +76,21 @@ function searchRelation(field: ResourceField, keyword: string) {
   relations.searchField(field, keyword);
 }
 
+/** 选择智能气阀的新归属时清空其余互斥归属，避免提交非法多重归属。 */
+function changeRelation(field: ResourceField, value: unknown) {
+  if (
+    !isOwnershipAction.value ||
+    !ownershipKeys.includes(field.key) ||
+    value == null ||
+    String(value).trim() === ''
+  ) {
+    return;
+  }
+  for (const key of ownershipKeys) {
+    if (key !== field.key) form[key] = undefined;
+  }
+}
+
 watch(
   () => [props.visible, props.action?.name] as const,
   async ([visible]) => {