fix(emr): 修复修订历史页面查询参数问题

- 清理空参数，避免传递空字符串
- 添加调试日志
- 兼容多种返回数据格式

healthlink-his-ui/src/views/emr/revision-history/index.vue

@@ -131,11 +131,26 @@
 import {ref,onMounted} from 'vue'
 import {useRoute} from 'vue-router'
 import {getRevisionPage} from './api'
+import {ElMessage} from 'element-plus'
 const route=useRoute()
 const tableData=ref([]);const total=ref(0)
-const q=ref({pageNo:1,pageSize:20,emrId:'',operatorName:''})
+const q=ref({pageNo:1,pageSize:20,emrId:null,operatorName:''})
 const detailVisible=ref(false);const detail=ref({})
-const loadData=async()=>{const r=await getRevisionPage(q.value);tableData.value=r.data?.records||[];total.value=r.data?.total||0}
+const loadData=async()=>{
+  try{
+    // 清理空参数
+    const params={pageNo:q.value.pageNo,pageSize:q.value.pageSize}
+    if(q.value.emrId) params.emrId=q.value.emrId
+    if(q.value.operatorName) params.operatorName=q.value.operatorName
+    const r=await getRevisionPage(params)
+    console.log('修订历史响应:',r)
+    tableData.value=r.data?.records||r.data||[]
+    total.value=r.data?.total||tableData.value.length
+  }catch(e){
+    console.error('加载失败:',e)
+    ElMessage.error('加载失败')
+  }
+}
 const viewDetail=(row)=>{detail.value=row;detailVisible.value=true}
 onMounted(()=>{
   if(route.query.emrId){q.value.emrId=route.query.emrId}