Update alexa channel attribute (#1284)

Signed-off-by: jsetton <jeremy.setton@gmail.com>

bundles/org.openhab.ui/web/src/assets/definitions/metadata/alexa/deviceattributes.js

@@ -93,8 +93,8 @@ export default {
   Channel: {
     itemTypes: ['Number', 'String'],
     parameters: (item) => [
-      p.channelMappings(item.stateDescription, item.type === 'String'),
-      ...(item.type === 'Number' ? [p.channelRange()] : []),
+      p.channelMappings(item.type === 'String'),
+      ...(item.type === 'Number' ? [p.channelRange()] : [p.supportsChannelNumber()]),
       p.retrievable()
     ]
   },

bundles/org.openhab.ui/web/src/assets/definitions/metadata/alexa/parameters.js

@@ -39,17 +39,11 @@ export default {
     multiple: true,
     required: !defaultValue
   }),
-  channelMappings: (stateDescription, required) => ({
+  channelMappings: (required) => ({
     name: 'channelMappings',
     label: 'Channel Mappings',
     description: 'Each mapping formatted as <code>channelId=channelName<code>',
     type: 'TEXT',
-    default:
-      stateDescription &&
-      stateDescription.options &&
-      stateDescription.options
-        .filter((option) => !isNaN(option.value))
-        .map((option) => `${option.value}=${option.label}`),
     placeholder: '2=CBS\n4=NBC\n7=ABC\n13=PBS',
     multiple: true,
     required
@@ -405,6 +399,13 @@ export default {
     advanced: true,
     visible: (_, config) => !config.binding
   }),
+  supportsChannelNumber: () => ({
+    name: 'supportsChannelNumber',
+    label: 'Supports Channel Requests by Number',
+    type: 'BOOLEAN',
+    default: false,
+    advanced: true
+  }),
   supportsDeactivation: () => ({
     name: 'supportsDeactivation',
     label: 'Supports Deactivation',