Create, Update or Delete Google Calendar in C# .NET

readme.md

Read the complete article on how to create, update and delete Google Calendar in C#: https://blog.aspose.com/2022/04/10/create-update-or-delete-google-calendar-in-csharp-net/

create-google-calendar.cs

// Initialize Google user
GoogleUser User = new GoogleUser("user", "email address", "password", "clientId", "client secret");
string accessToken;
string refreshToken;

// Get access token
GoogleOAuthHelper.GetAccessToken(User, out accessToken, out refreshToken);

// Get instance of Gmail client
using (IGmailClient client = GmailClient.GetInstance(accessToken, User.EMail))
{
    // Insert and get calendar
    Aspose.Email.Clients.Google.Calendar calendar = new Aspose.Email.Clients.Google.Calendar("summary - " + Guid.NewGuid().ToString(), null, null, "America/Los_Angeles");
    
    // Insert calendar and retrieve id
    string id = client.CreateCalendar(calendar);
    Aspose.Email.Clients.Google.Calendar cal = client.FetchCalendar(id);
}

delete-google-calendar.cs

// Get instance of Gmail client
using (IGmailClient client = GmailClient.GetInstance(accessToken, User.EMail))
{
    // Access and delete calendar with summary starting from "Calendar summary - "
    string summary = "Calendar summary - ";

    // Get calendars list
    ExtendedCalendar[] lst0 = client.ListCalendars();

    foreach (ExtendedCalendar extCal in lst0)
    {
        // Delete selected calendars
        if (extCal.Summary.StartsWith(summary))
            client.DeleteCalendar(extCal.Id);
    }
}

update-google-calendar.cs

// Get instance of Gmail client
using (IGmailClient client = GmailClient.GetInstance(accessToken, User.EMail))
{    
    string id = "<<calendar ID>>";
    
    // Fetch calendar
    Aspose.Email.Clients.Google.Calendar cal = client.FetchCalendar(id);

    // Change information in the fetched calendar and update calendar
    cal.Description = "Description - " + Guid.NewGuid().ToString();
    cal.Location = "Location - " + Guid.NewGuid().ToString();
    
    // Update calendar
    client.UpdateCalendar(cal);
}