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GetCourse.cs
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GetCourse.cs
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// Copyright 2022 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// [START classroom_get_course]
using Google;
using Google.Apis.Auth.OAuth2;
using Google.Apis.Classroom.v1;
using Google.Apis.Classroom.v1.Data;
using Google.Apis.Services;
using System;
namespace ClassroomSnippets
{
// Class to demonstrate the use of Classroom Get Course API
public class GetCourse
{
/// <summary>
/// Retrieve a single course's metadata.
/// </summary>
/// <param name="courseId">Id of the course.</param>
/// <returns>a course, null otherwise.</returns>
public static Course ClassroomGetCourse(string courseId)
{
try
{
/* Load pre-authorized user credentials from the environment.
TODO(developer) - See https://developers.google.com/identity for
guides on implementing OAuth2 for your application. */
GoogleCredential credential = GoogleCredential.GetApplicationDefault()
.CreateScoped(ClassroomService.Scope.ClassroomCourses);
// Create Classroom API service.
var service = new ClassroomService(new BaseClientService.Initializer
{
HttpClientInitializer = credential,
ApplicationName = "Classroom Snippets"
});
// Get the course details using course id
Course course = service.Courses.Get(courseId).Execute();
Console.WriteLine("Course '{0}' found.\n", course.Name);
return course;
}
catch (Exception e)
{
// TODO(developer) - handle error appropriately
if (e is AggregateException)
{
Console.WriteLine("Credential Not found");
}
else if (e is GoogleApiException)
{
Console.WriteLine("Course does not exist.");
}
else
{
throw;
}
}
return null;
}
}
}
// [END classroom_get_course]