Use unknown rather than none to match blocks (#339)

Author: microbit-matt-hillsdon

lang/ui.en.json

@@ -539,10 +539,6 @@
     "defaultMessage": "Estimated action: \"{action}\"",
     "description": ""
   },
-  "content.model.output.estimatedGesture.none": {
-    "defaultMessage": "None",
-    "description": ""
-  },
   "content.model.output.output.descriptionBody": {
     "defaultMessage": "These MakeCode blocks will show icons for each action detected when you transfer your code and model to a micro:bit.",
     "description": ""
@@ -978,5 +974,9 @@
   "train-model-title": {
     "defaultMessage": "Train model",
     "description": "Train model step title"
+  },
+  "unknown": {
+    "defaultMessage": "unknown",
+    "description": "Label for unknown ML event"
   }
 }

src/components/LiveGraphPanel.tsx

@@ -132,9 +132,7 @@ const LiveGraphPanel = ({
               textAlign="center"
               w={`${predictedGestureDisplayWidth}px`}
             >
-              {detected?.name ?? (
-                <FormattedMessage id="content.model.output.estimatedGesture.none" />
-              )}
+              {detected?.name ?? <FormattedMessage id="unknown" />}
             </Text>
           </VStack>
         )}

src/components/TestingModelGridView.tsx

@@ -65,7 +65,7 @@ const TestingModelGridView = () => {
   const detectedLabel =
     detected?.name ??
     intl.formatMessage({
-      id: "content.model.output.estimatedGesture.none",
+      id: "unknown",
     });
 
   const [{ languageId }] = useSettings();

src/messages/ui.en.json

@@ -965,12 +965,6 @@
       "value": "\""
     }
   ],
-  "content.model.output.estimatedGesture.none": [
-    {
-      "type": 0,
-      "value": "None"
-    }
-  ],
   "content.model.output.output.descriptionBody": [
     {
       "type": 0,
@@ -1638,5 +1632,11 @@
       "type": 0,
       "value": "Train model"
     }
+  ],
+  "unknown": [
+    {
+      "type": 0,
+      "value": "unknown"
+    }
   ]
 }