Some fixes

Author: nturinski

src/commands/createFunctionApp/UniqueNamePromptStep.ts

@@ -3,10 +3,11 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
-import { AppInsightsNameStep, type IAppServiceWizardContext } from "@microsoft/vscode-azext-azureappservice";
-import { ResourceGroupNameStep, StorageAccountNameStep } from "@microsoft/vscode-azext-azureutils";
-import { AzureWizardPromptStep, type IWizardOptions } from "@microsoft/vscode-azext-utils";
+import { type IAppServiceWizardContext } from "@microsoft/vscode-azext-azureappservice";
+import { AzureWizardPromptStep } from "@microsoft/vscode-azext-utils";
+import { localize } from "../../localize";
 import { setConsumptionPlanProperties } from "./FunctionAppHostingPlanStep";
+import { type IFunctionAppWizardContext } from "./IFunctionAppWizardContext";
 
 export class ConfigureCommonNamesStep extends AzureWizardPromptStep<IAppServiceWizardContext> {
     public async prompt(_context: IAppServiceWizardContext): Promise<void> {
@@ -18,25 +19,16 @@ export class ConfigureCommonNamesStep extends AzureWizardPromptStep<IAppServiceW
         return false;
     }
 
-    public async configureBeforePrompt(context: IAppServiceWizardContext): Promise<void> {
+    public async configureBeforePrompt(context: IFunctionAppWizardContext): Promise<void> {
         if (!context.advancedCreation) {
             const newName: string | undefined = await context.relatedNameTask;
-
+            if (!newName) {
+                throw new Error(localize('noUniqueName', 'Failed to generate unique name for resources. Use advanced creation to manually enter resource names.'));
+            }
             context.newResourceGroupName = context.newResourceGroupName || newName;
             setConsumptionPlanProperties(context);
             context.newStorageAccountName = newName;
             context.newAppInsightsName = newName;
         }
     }
-
-    public async getSubWizard(context: IAppServiceWizardContext): Promise<IWizardOptions<IAppServiceWizardContext> | undefined> {
-        if (!context.advancedCreation &&
-            !context.newResourceGroupName &&
-            !context.newStorageAccountName &&
-            !context.newAppInsightsName) {
-            return { promptSteps: [new ResourceGroupNameStep(), new StorageAccountNameStep(), new AppInsightsNameStep()] };
-        }
-
-        return;
-    }
 }