/// <summary>
/// Returns the lesson.
/// </summary>
/// <param name="id">The identifier.</param>
/// <returns>The lesson.</returns>
public LessonEditDto GetLesson(string id)
{
this.SetResponseHeaderCacheExpiration();
AccountPassword credentials = this.GetCredentialsFromRequest();
AccountServerService accountService = new AccountServerService();
Guid accountId = accountService.GetAccountId(credentials.Account);
LessonServerService service = new LessonServerService();
return(service.GetLesson(new Guid(id), accountId));
}
