フロー保存の実装

frontend/src/control/flowctrl.ts

@@ -6,16 +6,22 @@ export class FlowCtrl
 
   async getFlows(appId:string):Promise<ActionFlow[]>
   {
-       const result = await api.get(`http://127.0.0.1:8000/api/flows/${appId}`);
-       //console.info(result.data);
-        if(!result.data || !Array.isArray(result.data)){
-          return [];
-        }
-        const flows:ActionFlow[]=[];
-        for(const flow of result.data){
-            flows.push(ActionFlow.fromJSON(flow.content));
-        }
-       return flows;
+      const flows:ActionFlow[]=[];
+      try{
+        const result = await api.get(`http://127.0.0.1:8000/api/flows/${appId}`);
+        //console.info(result.data);
+         if(!result.data || !Array.isArray(result.data)){
+           return [];
+         }
+
+         for(const flow of result.data){
+             flows.push(ActionFlow.fromJSON(flow.content));
+         }
+        return flows;
+      }catch(error){
+        console.error(error);
+        return flows;
+      }
   }
 
   async SaveFlow(jsonData:any):Promise<boolean>