c# wrapper class for office 365

Description: Require a c# wrapper class as standalone visual studio 2017 project that will be used to integrate with office 365. Project will be used in an existing solution to handle passing of data and events to and from office 365. Requirements: 1. Use the Microsoft Graph SDK. 2. Existing app authenticates with Azure. The logged in session will be used by the wrapper class methods. (Creating a basic MVC Web App in visual studio 2017 will give the same authentication setup in existing app.) 3. A Test MVC app used to demonstrate the methods of the project. 4. Methods for Email, Calendar and Tasks require a parameter to work against current user’s default mailbox or a shared mailbox by name/id. 5. The Test App to include a fully working calendar using [login to view URL] Methods required; 1. Get all/ Create/edit/delete calendar events. 2. Get all/Create/Send/delete emails. 3. Subscribe and receive notifications from office 365 using webhooks. Test app to demonstrate a simple notification on received email. 4. Create/edit/delete Tasks