add notifications for firmware flash errors

src/components/notification-i18n.en.json

@@ -13,6 +13,21 @@
             "action": "Reload"
         }
     },
+    "flashFirmware": {
+        "connectionFailed": "Could not connect to the hub. Restart the hub and try again.",
+        "timedOut": "The hub took too long to respond. Restart the hub and try again.",
+        "bleError": "There was a problem with Bluetooth.",
+        "disconnected": "The hub was disconnected before flashing was completed. Restart the hub and try again.",
+        "hubError": "The hub said something went wrong.",
+        "unsupportedDevice": "The connected hub is not supported.",
+        "deviceMismatch": "The firmware is for a different kind of hub from the connected hub.",
+        "failToFetch": "Failed to fetch firmware from the server: {status}",
+        "badZipFile": "The firmware.zip file is missing required files or is corrupt.",
+        "badMetadata": "The firmware.metadata.py file contains missing or invalid entries. Fix it then try again.",
+        "compileError": "The included main.py file could not be compiled. Fix it then try again.",
+        "sizeTooBig": "The combined firmware and main.py are too big to fit in the flash memory.",
+        "unexpectedError": "Unexpected error while trying to flash firmware: {errorMessage}"
+    },
     "mpy": {
         "error": "{errorMessage}"
     },

src/components/notification-i18n.ts

@@ -10,6 +10,19 @@ export enum MessageId {
     BleGattPermission = 'ble.gattPermission',
     BleGattServiceNotFound = 'ble.gattServiceNotFound',
     BleNoWebBluetooth = 'ble.noWebBluetooth',
+    FlashFirmwareConnectionFailed = 'flashFirmware.connectionFailed',
+    FlashFirmwareTimedOut = 'flashFirmware.timedOut',
+    FlashFirmwareBleError = 'flashFirmware.bleError',
+    FlashFirmwareDisconnected = 'flashFirmware.disconnected',
+    FlashFirmwareHubError = 'flashFirmware.hubError',
+    FlashFirmwareUnsupportedDevice = 'flashFirmware.unsupportedDevice',
+    FlashFirmwareDeviceMismatch = 'flashFirmware.deviceMismatch',
+    FlashFirmwareFailToFetch = 'flashFirmware.failToFetch',
+    FlashFirmwareBadZipFile = 'flashFirmware.badZipFile',
+    FlashFirmwareBadMetadata = 'flashFirmware.badMetadata',
+    FlashFirmwareCompileError = 'flashFirmware.compileError',
+    FlashFirmwareSizeTooBig = 'flashFirmware.sizeTooBig',
+    FlashFirmwareUnexpectedError = 'flashFirmware.unexpectedError',
     ProgramChangedMessage = 'editor.programChanged.message',
     ProgramChangedAction = 'editor.programChanged.action',
     ServiceWorkerUpdateMessage = 'serviceWorker.update.message',