private void SendImageAttachments(HashSet <long> receivers, KidsNoteContent content)
{
List <MemoryStream> attachmentStreams = new List <MemoryStream>();
for (int i = 0; i < content.Attachments.Count; ++i)
{
var attach = content.Attachments[i];
if (attach.Data == null)
{
// TODO: 관리 사용자에게 통지.
// attachmentStreams.Add(null);
}
else
{
if (IsImageAttachment(attach))
{
MemoryStream ms = new MemoryStream();
attach.Data.CopyTo(ms);
attachmentStreams.Add(ms);
}
else if (attach.Type == AttachmentType.VIDEO)
{
// Video Link 로 따로 보낸다. (chrome redirect)
}
else
{
// Telegram 으로는 Image 만 보낸다.
// otherAttachments.AddLast(new InputMediaDocument(media));
attachmentStreams.Add(null);
}
}
}
List <Task <Message[]> > mediaTaskList = new List <Task <Message[]> >();
foreach (var user in receivers)
{
LinkedList <InputMediaPhoto> photoAlbum = new LinkedList <InputMediaPhoto>();
for (int i = 0; i < content.Attachments.Count; ++i)
{
var attach = content.Attachments[i];
if (attachmentStreams[i] != null)
{
MemoryStream copied = new MemoryStream();
attachmentStreams[i].Seek(0, SeekOrigin.Begin);
attachmentStreams[i].CopyTo(copied);
copied.Seek(0, SeekOrigin.Begin);
InputMedia media = new InputMedia(copied, String.Format("{0}_{1}", i + 1, attach.Name));
photoAlbum.AddLast(new InputMediaPhoto(media));
}
}
if (photoAlbum.Count > 0)
{
Task <Message[]> task = TheClient.SendMediaGroupAsync(photoAlbum, user);
try
{
// 메시지 순서가 섞이지 않도록 모두 보내질 때까지 대기.
task.Wait();
}
catch (Exception e)
{
System.Diagnostics.Trace.WriteLine(e);
}
}
}
}
private void SendResponse(List <ChatId> receivers, KidsNoteNotifyMessage kidsNoteMessage)
{
foreach (var each in kidsNoteMessage.NewContents)
{
foreach (var eachContent in each.Value)
{
string text = FormatContent(each.Key, eachContent);
//TheClient.SendTextMessageAsync(text).Wait();
List <Task <Message> > taskList = new List <Task <Message> >();
foreach (var user in receivers)
{
taskList.Add(TheClient.SendTextMessageAsync(user, text));
}
// 메시지 순서가 섞이지 않도록 모두 보내질 때까지 대기.
foreach (var task in taskList)
{
task.Wait();
}
LinkedList <InputMediaPhoto> photoAlbum = new LinkedList <InputMediaPhoto>();
//LinkedList<InputMediaDocument> otherAttachments = new LinkedList<InputMediaDocument>();
if (eachContent.Attachments != null && eachContent.Attachments.Count > 0)
{
taskList.Clear();
System.Diagnostics.Trace.WriteLine(String.Format("Title : {0}", eachContent.Title));
int no = 0;
foreach (var attach in eachContent.Attachments)
{
if (attach.Data == null)
{
// TODO: 관리 사용자에게 통지.
}
InputMedia media = new InputMedia(attach.Data, String.Format("{0}_{1}", ++no, attach.Name));
if (attach.Type == AttachmentType.IMAGE)
{
photoAlbum.AddLast(new InputMediaPhoto(media));
System.Diagnostics.Trace.WriteLine(String.Format("Attachment {0} : {1}", no, attach.Name));
}
else
{
// Telegram 으로는 Image 만 보낸다.
// otherAttachments.AddLast(new InputMediaDocument(media));
}
}
}
if (photoAlbum.Count > 0)
{
List <Task <Message[]> > mediaTaskList = new List <Task <Message[]> >();
foreach (var user in receivers)
{
mediaTaskList.Add(TheClient.SendMediaGroupAsync(photoAlbum, user));
}
// 메시지 순서가 섞이지 않도록 모두 보내질 때까지 대기.
foreach (var task in mediaTaskList)
{
task.Wait();
}
}
}
}
}