// upload
public async Task <InputFile> UploadFile(string filename, Stream stream, FileUploadProcessHandler handler)
{
TLApi api = await session.GetFileSessionMain();
long fileId = Helpers.GenerateRandomLong();
MD5 hash = new MD5();
if (stream.Length < 128 * 1024)
{
handler(0.0f);
byte[] data = new byte[stream.Length];
stream.Read(data, 0, (int)stream.Length);
bool result = await api.upload_saveFilePart(fileId, 0, data);
//while(result != true) {
// result = await api.upload_saveFilePart(fileId, 0, data);
//}
hash.Update(data);
handler(1.0f);
return(TL.inputFile(fileId, 1, filename, hash.FinalString()));
}
bool big = stream.Length > 10 * 1024 * 1024;
float allStreamLength = stream.Length;
int chunkSize = 128 * 1024;
int chunkCount = (int)(stream.Length / chunkSize);
int lastChunkSize = (int)(stream.Length - chunkSize * chunkCount);
int allChunksCount = chunkCount + (lastChunkSize != 0 ? 1 : 0);
for (int i = 0; i < chunkCount; i++)
{
handler((float)i * (float)chunkSize / allStreamLength);
byte[] data = new byte[chunkSize];
stream.Read(data, 0, chunkSize);
bool result = big ? await api.upload_saveBigFilePart(fileId, i, allChunksCount, data) : await api.upload_saveFilePart(fileId, i, data);
//while(result != true) {
// result = await api.upload_saveFilePart(fileId, i, data);
//}
hash.Update(data);
}
if (lastChunkSize != 0)
{
handler((float)chunkCount * (float)chunkSize / allStreamLength);
byte[] lastChunkData = new byte[lastChunkSize];
stream.Read(lastChunkData, 0, lastChunkSize);
bool lastChunkResult = big ? await api.upload_saveBigFilePart(fileId, chunkCount, allChunksCount, lastChunkData) : await api.upload_saveFilePart(fileId, chunkCount, lastChunkData);
//while(lastChunkResult != true) {
// lastChunkResult = await api.upload_saveFilePart(fileId, chunkCount, lastChunkData);
//}
hash.Update(lastChunkData);
}
handler(1.0f);
return(TL.inputFile(fileId, allChunksCount, filename, hash.FinalString()));
}
