bug fix

src/view/Manage/Model/Component/export-ddl.jsx

@@ -286,10 +286,14 @@ const DDLDetail = ({ config, setConfig }) => {
   const [ddlFilterParams, setDDLFilterParams] = React.useState({
     visible: false,
   })
+  const prevModelIdRef = React.useRef()
 
   React.useEffect(() => {
-    if (config?.easyDataModelerDataModelId) {
+    if (config?.easyDataModelerDataModelId && config?.easyDataModelerDataModelId!==prevModelIdRef.current) {
+      prevModelIdRef.current = config?.easyDataModelerDataModelId
       getVersions()
+    } else {
+      initConfigVersionId()
     }
   }, [config?.alertDLL, config?.easyDataModelerDataModelId])
 
@@ -324,31 +328,43 @@ const DDLDetail = ({ config, setConfig }) => {
           newData.push({ ...item, name })
         }
         setVersions(newData)
+        initConfigVersionId()
+      },
+      error: () => {
+        setLoadingVersions(false)
+      }
+    })
+  }
 
+  const initConfigVersionId = () => {
+    setVersions(prevVersions => {
       if (config?.alertDLL) {
         //增量
-          if ((newData??[]).length > 1) {
-            setIncVersions((newData??[]).slice(0, 1))
+        if ((prevVersions??[]).length > 1) {
+          setIncVersions((prevVersions??[]).slice(0, 1))
+
+          if (!config?.leftVersionId && !config?.rightVersionId) {
             setConfig?.({ 
               ...config, 
-              leftVersionId: newData[1].id, 
-              rightVersionId: newData[0].id,
+              leftVersionId: prevVersions[1].id, 
+              rightVersionId: prevVersions[0].id,
             })
           }
+        }
       } else {
         //全量
-          if ((newData??[]).length > 0) {
+        if ((prevVersions??[]).length > 0) {
+          if (!config?.leftVersionId) {
             setConfig?.({ 
               ...config, 
-              leftVersionId: newData[0].id, 
+              leftVersionId: prevVersions[0].id, 
               rightVersionId: null,
             })
           }
         }
-      },
-      error: () => {
-        setLoadingVersions(false)
       }
+
+      return prevVersions
     })
   }
 
@@ -373,7 +389,7 @@ const DDLDetail = ({ config, setConfig }) => {
     setConfig({
       ...config,
       leftVersionId: val,
-      rightVersionId: '',
+      rightVersionId: null,
     })
     
     const index = (versions??[]).findIndex(item => item.id === val)