/// <summary>
/// Use this method to send general files. On success, the sent Message is returned. Bots can currently send files of any type of up to 50 MB in size, this limit may be changed in the future.
/// See <see href="https://core.telegram.org/bots/api#senddocument">API</see>
/// </summary>
/// <param name="chatId">Unique identifier for the message recipient — User or GroupChat id</param>
/// <param name="document">File to send. You can either pass a file_id as String to resend a file that is already on the Telegram servers,
/// or upload a new file using multipart/form-data.</param>
/// <param name="caption">Document caption (may also be used when resending documents by file_id), 0-200 characters</param>
/// <param name="disableNotification">Sends the message silently. Users will receive a notification with no sound.</param>
/// <param name="replyToMessageId">If the message is a reply, ID of the original message</param>
/// <param name="replyMarkup">Additional interface options. A JSON-serialized object for a custom reply keyboard, instructions to hide keyboard or to force a reply from the user.</param>
/// <returns>On success, the sent <see cref="MessageInfo"/> is returned.</returns>
/// <remarks>Test NetTelebot.Tests.TelegramMockBotClientTest.SendDocumentTest()</remarks>
public SendMessageResult SendDocument(object chatId, IFile document,
string caption = null,
bool?disableNotification = null,
int?replyToMessageId = null,
IReplyMarkup replyMarkup = null)
{
RestRequest request = new RestRequest(string.Format(sendDocumentUri, Token), Method.POST);
request.AddParameter("chat_id", chatId);
ExistingFile file = document as ExistingFile;
if (file != null)
{
ExistingFile existingFile = file;
request.AddParameter("document", existingFile.FileId);
}
else
{
NewFile newFile = (NewFile)document;
request.AddFile("document", newFile.FileContent, newFile.FileName);
}
if (!string.IsNullOrEmpty(caption))
{
request.AddParameter("caption", caption);
}
if (disableNotification.HasValue)
{
request.AddParameter("disable_notification", disableNotification.Value);
}
if (replyToMessageId != null)
{
request.AddParameter("reply_to_message_id", replyToMessageId);
}
if (replyMarkup != null)
{
request.AddParameter("reply_markup", replyMarkup.GetJson());
}
IRestResponse response = RestClient.Execute(request);
if (response.StatusCode == HttpStatusCode.OK)
{
return(new SendMessageResult(response.Content));
}
throw new Exception(response.StatusDescription);
}
//todo Inline mode methods (https://core.telegram.org/bots/api#inline-mode-methods)
private static RestRequest AddFile(IFile iFile, RestRequest request, string name)
{
ExistingFile file = iFile as ExistingFile;
if (file?.FileId != null)
{
request.AddParameter(name, file.FileId);
}
else if (file?.Url != null)
{
request.AddParameter(name, file.Url);
}
else
{
NewFile newFile = (NewFile)iFile;
request.AddFile(name, newFile.FileContent, newFile.FileName);
}
return(request);
}
