fix

@@ -1575,6 +1575,7 @@ export default {
 
       let flow_id = getFlowId(); // 流程id
 
+      if (!_.isEmpty(state.node_tree)) {
         // TAG: 保存表单信息
         const { code, data } = await saveAllFlowNodePropertyAPI({ flow_id: +flow_id, data: JSON.stringify(state.node_tree) })
         if (code) {
@@ -1582,6 +1583,9 @@ export default {
           state.node_tree = {}; // 清空节点树缓存
           saveFlowData();
         }
+      } else {
+        saveFlowData();
+      }
     }
 
     const saveFlowData = async () => { // 保存流程图结构信息
@@ -1710,8 +1714,6 @@ export default {
             delete state.node_tree[model.id];
           }
         }
-        console.warn(state.node_tree);
-
       }
       if (type === 'edge') {
         // console.log('delete edge')
@@ -1719,8 +1721,6 @@ export default {
 
       flowData.value.nodes = editor.editorState.graph.save().nodes
       flowData.value.edges = editor.editorState.graph.save().edges
-
-
     }
 
     /**
@@ -1790,7 +1790,7 @@ export default {
         // console.log(`新增节点`)
         flowData.value.nodes = editor.editorState.graph.save().nodes
 
-        editor.addNode(model);
+        // 新增节点后，把结构体新增到缓存里面去
         let flow_id = getFlowId(); // 流程id
         const { code, data } = await flowNodePropertyAPI({ node_code: model.id, flow_id });
         if (code) {
@@ -1839,8 +1839,6 @@ export default {
             property: more_attr,
             model
           };
-
-          editor.addNode(model);
         }
       }
       if (type === 'edge') {