.NET desktop app

The casdoor-dotnet-desktop-example shows Casdoor sign-in in a .NET desktop app using WebView2.

Run the example

Prerequisites

• .NET 6 SDK
• WebView2 Runtime (usually preinstalled on Windows)

Initialization

Set these 5 string parameters:

Name	Description	File
Domain	The host/domain of your Casdoor server	CasdoorVariables.cs
ClientId	The Client ID of your Casdoor application	CasdoorVariables.cs
AppName	The name of your Casdoor application	CasdoorVariables.cs
CallbackUrl	The path of the callback URL for your Casdoor application. If not provided, it will be casdoor://callback	CasdoorVariables.cs
ClientSecret	The Client Secret of your Casdoor application	CasdoorVariables.cs

Defaults: Casdoor demo and app-casnode if not set.

Running

Visual Studio

1. Open casdoor-dotnet-desktop-example.sln
2. Press Ctrl + F5 to start

Command line

1. cd src/DesktopApp
2. dotnet run

Preview

Click Casdoor Login to open the login window. After sign-in, the user profile is shown.

Integration

Open the login window

var login = new Login();
// Triggered when login succeeds, you will receive an auth code in the event handler
login.CodeReceived += Login_CodeReceived;
login.ShowDialog();

Exchange the auth code for user info

public async Task<string?> RequestToken(string clientId, string clientSecret, string code)
{
    var body = new
    {
        grant_type = "authorization_code",
        client_id = clientId,
        client_secret = clientSecret,
        code
    };

    var req = new RestRequest(_requestTokenUrl).AddJsonBody(body);
    var token = await _client.PostAsync<TokenDto>(req);

    return token?.AccessToken;
}

public async Task<UserDto?> GetUserInfo(string token)
{
    var req = new RestRequest(_getUserInfoUrl).AddQueryParameter("accessToken", token);

    return await _client.GetAsync<UserDto>(req);
}

...

var token = await _casdoorApi.RequestToken(
    CasdoorVariables.ClientId,
    CasdoorVariables.ClientSecret,
    authCode,
);

var user = await _casdoorApi.GetUserInfo(token);