netcore.md

A walk in GraphQL

.Net Core Setup

Requirements

• Net Core 3.1.3
• DotNet Command (.NET Core CLI)

Create Project

Execute

[source code path]
> dotnet new webapi -n GraphQLNetCore --auth none

Add Dependencies

Execute

[csproj's path created above]
> dotnet add package GraphQL -v 2.4.0
> dotnet add package Microsoft.EntityFrameworkCore -v 3.1.3
> dotnet add package Microsoft.EntityFrameworkCore.InMemory -v 3.1.3
> dotnet add package GraphQL.Server.Ui.Playground -v 3.4.0

Add Run Profile by edit [.\Property\launchSettings.json] file

Open IDE (VS 2019 ir VS Code) to add new item to collection profile:

"Playground": {
  "commandName": "Project",
  "launchBrowser": true,
  "launchUrl": "ui/playground",
  "environmentVariables": {
    "ASPNETCORE_ENVIRONMENT": "Development"
  },
  "applicationUrl": "http://localhost:59370/"
}

Add Run Profile by edit [.\appSettings.json] file

• Open IDE (VS 2019 ir VS Code) to add new entry: "GraphQLPath": "/graphql"

Run Application

Using Visual Studio (2019/17)

The VS is an excellent for run the playground.

1. Go to .net core folder exercise.
2. Open the project (.csproj file)
3. F5.

DotNet Command (.NET Core CLI)

1. Open CMD
2. Go to project folder
3. Execute Dotnet Run
4. from any browse type [http://localhost:59370/ui/playground] in order to test any query or mutation

Learning Resources

• GraphQL official documentation
• graphql-Net documentation