16073: Fix compiler warnings

[arvados-workbench2.git] / src / views / process-panel / process-panel-root.tsx

diff --git a/src/views/process-panel/process-panel-root.tsx b/src/views/process-panel/process-panel-root.tsx
index 248c52158facf9c7076f6321b3a5168fa01abad3..6217181c324c030befa66bafd30fb061800c6407 100644 (file)
--- a/src/views/process-panel/process-panel-root.tsx
+++ b/src/views/process-panel/process-panel-root.tsx
@@ -70,6 +70,7 @@ export const ProcessPanelRoot = withStyles(styles)(
     ({ process, auth, processLogsPanel, fetchOutputs, ...props }: ProcessPanelRootProps) => {
 
     const [outputDetails, setOutputs] = useState<OutputDetails | undefined>(undefined);
+    const [outputDefinitions, setOutputDefinitions] = useState<CommandOutputParameter[]>([]);
     const [rawInputs, setInputs] = useState<CommandInputParameter[] | undefined>(undefined);
 
     const [processedOutputs, setProcessedOutputs] = useState<ProcessIOParameter[] | undefined>(undefined);
@@ -85,6 +86,7 @@ export const ProcessPanelRoot = withStyles(styles)(
     // Resets state when changing processes
     React.useEffect(() => {
         setOutputs(undefined);
+        setOutputDefinitions([]);
         setInputs(undefined);
         setProcessedOutputs(undefined);
         setProcessedInputs(undefined);
@@ -100,22 +102,30 @@ export const ProcessPanelRoot = withStyles(styles)(
     // Format raw output into ProcessIOParameter[] when it changes
     React.useEffect(() => {
         if (outputDetails !== undefined && outputDetails.rawOutputs && containerRequest) {
-            const outputDefinitions = getOutputParameters(containerRequest);
+            const newOutputDefinitions = getOutputParameters(containerRequest);
+            // Avoid setting output definitions back to [] when mounts briefly go missing
+            if (newOutputDefinitions.length) {
+                setOutputDefinitions(newOutputDefinitions);
+            }
             setProcessedOutputs(formatOutputData(outputDefinitions, outputDetails.rawOutputs, outputDetails.pdh, auth));
         }
-    }, [outputDetails, auth, containerRequest]);
+    }, [outputDetails, auth, containerRequest, outputDefinitions]);
 
     // Fetch raw inputs and format into ProcessIOParameter[]
     //   Can be sync because inputs are either already in containerRequest mounts or props
     React.useEffect(() => {
         if (containerRequest) {
-            const rawInputs = getRawInputs(containerRequest);
-            setInputs(rawInputs);
-
-            const inputs = getInputs(containerRequest);
-            setProcessedInputs(formatInputData(inputs, auth));
+            // Since mounts can disappear and reappear, only set inputs if raw / processed inputs is undefined or new inputs has content
+            const newRawInputs = getRawInputs(containerRequest);
+            if (rawInputs === undefined || (newRawInputs && newRawInputs.length)) {
+                setInputs(newRawInputs);
+            }
+            const newInputs = getInputs(containerRequest);
+            if (processedInputs === undefined || (newInputs && newInputs.length)) {
+                setProcessedInputs(formatInputData(newInputs, auth));
+            }
         }
-    }, [requestUuid, auth, containerRequest]);
+    }, [requestUuid, auth, containerRequest, processedInputs, rawInputs]);
 
     return process
         ? <MPVContainer className={props.classes.root} spacing={8} panelStates={panelsData}  justify-content="flex-start" direction="column" wrap="nowrap">