private async Task SyncContacts(List <InputContact> contacts)
{
try {
logger.info("Importing {0} contacts", contacts.Count);
// await TelegramSession.Instance.Api.contacts_getContacts()
string contactsBlobStr = "";
foreach (InputContact contact in contacts)
{
contactsBlobStr += ((InputPhoneContactConstructor)contact).first_name;
contactsBlobStr += ((InputPhoneContactConstructor)contact).last_name;
contactsBlobStr += ",";
}
string hash = MD5.GetMd5String(contactsBlobStr);
if (hash != TelegramSession.Instance.ContactsStateMarker)
{
logger.debug("blob hash is outdated, importing all contacts");
await TelegramSession.Instance.Api.contacts_importContacts(contacts, true);
TelegramSession.Instance.ContactsStateMarker = hash;
}
else
{
logger.debug("blob hash is up-to-date");
}
// TODO: access contacts store, and get ther ids !
string hashStr = await GetUserIdsMd5InStore();
logger.debug("user hash string for ids: {0}", hashStr);
contacts_Contacts serverContacts = await TelegramSession.Instance.Api.contacts_getContacts(hashStr);
if (serverContacts.Constructor == Constructor.contacts_contactsNotModified)
{
logger.debug("Contacts not modified, finishing sync.");
return;
}
Contacts_contactsConstructor serverContactsConstructor = (Contacts_contactsConstructor)serverContacts;
foreach (MTProto.User mtuser in serverContactsConstructor.users)
{
TelegramSession.Instance.SaveUser(mtuser);
}
foreach (MTProto.Contact mtcontact in serverContactsConstructor.contacts)
{
ContactConstructor mtcontactConstructor = (ContactConstructor)mtcontact;
UserModel user = TelegramSession.Instance.GetUser(mtcontactConstructor.user_id);
await UpdateContact(user.Id.ToString(), user.FirstName, user.LastName, user.PhoneNumber);
}
}
catch (Exception ex) {
logger.error("sync contacts exception {0}", ex);
}
}
public override void OnResponse(BinaryReader reader)
{
contacts = TL.Parse <contacts_Contacts>(reader);
}
