使用C#图形开发工具包获取Sharepoint Online站点

using Microsoft.Graph;
using Microsoft.Identity.Client;
using System;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        string clientId = "YourClientId";
        string clientSecret = "YourClientSecret";
        string tenantId = "YourTenantId";

        IConfidentialClientApplication confidentialClientApplication = ConfidentialClientApplicationBuilder
            .Create(clientId)
            .WithClientSecret(clientSecret)
            .WithAuthority($"https://login.microsoftonline.com/{tenantId}")
            .Build();

        string[] scopes = new string[] { "https://graph.microsoft.com/.default" };

        AuthenticationResult authenticationResult = await confidentialClientApplication
            .AcquireTokenForClient(scopes)
            .ExecuteAsync();

        GraphServiceClient graphServiceClient = new GraphServiceClient(new DelegateAuthenticationProvider((requestMessage) =>
        {
            requestMessage.Headers.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("Bearer", authenticationResult.AccessToken);
            return Task.CompletedTask;
        }));

        var site = await graphServiceClient.Sites["YourSiteId"]
            .Request()
            .GetAsync();

        Console.WriteLine($"Site Title: {site.DisplayName}");
        Console.WriteLine($"Site URL: {site.WebUrl}");
    }
}