public async createChildImpl()

in src/tree/SubscriptionTreeItem.ts [52:107]
48 lines of code
10 McCabe index (conditional complexity)

    public async createChildImpl(context: ICreateChildImplContext): Promise<AzExtTreeItem> {
        const wizardContext: IStorageAccountWizardContext = Object.assign(context, this.subscription);
        wizardContext.includeExtendedLocations = true;
        const defaultLocation: string | undefined = wizardContext.isCustomCloud ? undefined : 'westus';
        const promptSteps: AzureWizardPromptStep<IStorageAccountWizardContext>[] = [new StorageAccountNameStep()];
        const executeSteps: AzureWizardExecuteStep<IStorageAccountWizardContext>[] = [
            new StorageAccountCreateStep({ kind: wizardContext.isCustomCloud ? StorageAccountKind.Storage : StorageAccountKind.StorageV2, performance: StorageAccountPerformance.Standard, replication: StorageAccountReplication.LRS }),
            new StorageAccountTreeItemCreateStep(this),
            new StaticWebsiteConfigureStep(),
            new VerifyProvidersStep([storageProvider])
        ];
        LocationListStep.addProviderForFiltering(wizardContext, storageProvider, 'storageAccounts');

        if (context.advancedCreation) {
            promptSteps.push(new ResourceGroupListStep());
            promptSteps.push(new StaticWebsiteEnableStep());
            LocationListStep.addStep(wizardContext, promptSteps);
            LocationListStep.getQuickPickDescription = (location: AzExtLocation) => {
                return location.metadata?.regionCategory === 'Extended' ? localize('onlyPremiumSupported', 'Only supports Premium storage accounts') : undefined;
            }
        } else {
            executeSteps.push(new ResourceGroupCreateStep());
            Object.assign(wizardContext, {
                enableStaticWebsite: wizardContext.isCustomCloud ? false : true,
                indexDocument: wizardContext.isCustomCloud ? "" : StaticWebsiteIndexDocumentStep.defaultIndexDocument,
                errorDocument404Path: wizardContext.isCustomCloud ? "" : StaticWebsiteErrorDocument404Step.defaultErrorDocument404Path
            });
            if (defaultLocation) {
                await LocationListStep.setLocation(wizardContext, defaultLocation);
            } else {
                LocationListStep.addStep(wizardContext, promptSteps);
            }
        }

        const wizard = new AzureWizard(wizardContext, {
            title: "Create storage account",
            promptSteps,
            executeSteps
        });

        await wizard.prompt();

        if (!context.advancedCreation) {
            wizardContext.newResourceGroupName = await wizardContext.relatedNameTask;
        }

        await vscode.window.withProgress({ location: vscode.ProgressLocation.Window }, async () => {
            context.showCreatingTreeItem(nonNull(wizardContext.newStorageAccountName));
            await wizard.execute();
        });

        // In case this account has been created via a deploy or browse command, the enable website hosting prompt shouldn't be shown
        (<ISelectStorageAccountContext>context).showEnableWebsiteHostingPrompt = false;

        return (<IStorageAccountTreeItemCreateContext>wizardContext).accountTreeItem;
    }