AddressBook .NET Core Web API project with SignalR and PostgreSQL database.

This project provides functionality of an address book, with contacts and their telephone numbers. The notification for every controller action is sent to connected users via SignalR hub.

This project is done with database-first approach. PostgreSQL database table creation script file is located in SolutionItems/address_book_create_table_data.sql file.

Reverse engineering model creation is done with EntityFramework scaffolding. The scrips needed to generate the model are located in dotnet_packages_install.txt file.

The rest of the database data is located in appsettings.json file.

When started, application opens a browser on the starting page. Upon making a request, the relevant information will appear on the page in real-time.

NuGet packages used in this solution:

• Microsoft.EntityFrameworkCore.Design
• Microsoft.NETCore.App
• Npgsql.EntityFrameworkCore.PostgreSQL
• Npgsql.EntityFrameworkCore.PostgreSQL.Design

Postman requests with appropriate header and body values of the requests for testing are listed in SolutionItems/postman_requests_test.txt file.