fix: result download, error message for failed result download

admyral/server/endpoints/workflow_run_endpoints.py

@@ -126,9 +126,6 @@ async def download_workflow_run_step_result(
     if not step:
         raise HTTPException(status_code=404, detail="Step not found")
 
-    if not step.result:
-        raise HTTPException(status_code=404, detail="No result available")
-
     # Convert to JSON and create a string buffer
     json_str = json.dumps(step.result, indent=4)
     json_bytes = json_str.encode("utf-8")

web/src/components/download-button/download-workflow-step-result-button.tsx

@@ -1,6 +1,10 @@
+"use client";
+
 import { useDownloadWorkflowRunStepResult } from "@/hooks/use-download-workflow-run-step-result";
+import { useToast } from "@/providers/toast";
 import { DownloadIcon } from "@radix-ui/react-icons";
 import { IconButton } from "@radix-ui/themes";
+import { useEffect } from "react";
 
 interface DownloadWorkflowStepResultButtonProps {
 	workflowId: string;
@@ -13,8 +17,20 @@ export function DownloadWorkflowStepResultButton({
 	runId,
 	stepId,
 }: DownloadWorkflowStepResultButtonProps) {
-	const { mutate: downloadResult, isPending } =
-		useDownloadWorkflowRunStepResult();
+	const {
+		mutate: downloadResult,
+		isPending,
+		error,
+	} = useDownloadWorkflowRunStepResult();
+	const { errorToast } = useToast();
+
+	useEffect(() => {
+		if (error) {
+			errorToast(
+				"Failed to download workflow step result. Please try again.",
+			);
+		}
+	}, [error]);
 
 	return (
 		<IconButton