fix(sign): 补齐模板查询院区参数

clinical-web/src/composables/useSigningTaskForm.ts

@@ -23,6 +23,7 @@ import type {
 
 export interface UseSigningTaskFormOptions {
   campus: MaybeRefOrGetter<WorkbenchCampus>
+  campusId: MaybeRefOrGetter<string>
   initialTemplate?: MaybeRefOrGetter<SigningTemplate | null | undefined>
 }
 
@@ -85,6 +86,7 @@ export function useSigningTaskForm(options: UseSigningTaskFormOptions) {
   /** 左列选中的科室与分类（原型 ntDeptSel / ntCatSel） */
   const selectedDepartment = ref('')
   const selectedCategory = ref('')
+  let loadedTemplateCampusId = ''
 
   const errors = reactive({
     patient: '',
@@ -382,11 +384,26 @@ export function useSigningTaskForm(options: UseSigningTaskFormOptions) {
   }
 
   async function loadTemplates() {
-    if (!templates.value.length) {
+    const campusId = toValue(options.campusId)
+    if (!campusId) {
+      templates.value = []
+      loadedTemplateCampusId = ''
+      ElMessage.error('请先选择院区，再加载文书模板')
+      return
+    }
+
+    if (loadedTemplateCampusId !== campusId) {
+      if (loadedTemplateCampusId) {
+        selectedTemplateId.value = ''
+        selectedDepartment.value = ''
+        selectedCategory.value = ''
+      }
+
       loadingTemplates.value = true
 
       try {
-        templates.value = await getSigningTemplates()
+        templates.value = await getSigningTemplates({ campusId })
+        loadedTemplateCampusId = campusId
       } catch {
         ElMessage.error('文档模板加载失败，请稍后重试')
       } finally {