Azure Functions with Office 365 SharePoint Calls - Creating, Debugging & Deploying NodeJS Functions using Visual Code - Part II

Here let us look at the debugging the azure function locally and deploying the function to the portal.

In the previous article, we have seen creating the Azure function and accessing the SharePoint data using NodeJS.

• Azure Functions with Office 365 SharePoint Calls - Creating, Debugging & Deploying NodeJS Functions using Visual Code - Part I

Since we are calling SharePoint authentication methods and SharePoint list APIs, we need to make sure that the function is not returning the response to client, before executing the authentication and rest API calls. This can be done using async and await keywords. By default, outer module function has the async function. In the azure function code, we need to append the await keyword for the calling code and async to the function present in the code.

async and await on the azure function code

Note: The code available in the previous article doesnt have these keywords, i have left it to you for embedding for hands-on.

Azure Functions with Office 365 SharePoint Calls - Creating, Debugging & Deploying NodeJS Functions using Visual Code - Part I

Let us have a detailed look at creating azure functions using visual code, creating sharepoint context for getting site data, debugging locally using visual code, and deploying the code to Azure function app from visual code.

Creating Azure Function using Visual Code:

Setup and install the prerequisites for developing azure functions using visual code.

• Install the visual code on your machine and install all prerequisites required for developing azure functions.
• Install the latest of NodeJS.
• Then install the core tools package required for working with Azure functions. 

npm install -g azure-functions-core-tools

The extensions being enabled on the visual studio can be found in the following snapshot.