/// <summary>
/// Removes the connection between the two user of frienship and updates the friend list of the both users.
/// </summary>
/// <param name="sender"></param>
/// <param name="receiver"></param>
public void RemoveFriend(string sender, string receiver)
{
UserInformation _Sender = Subscriber.getUser(sender);
UserInformation _Receiver = Subscriber.getUser(receiver);
using (DataBaseContainer context = new DataBaseContainer())
{
User Sender = context.Users.ToList().Find(x => x.Username == sender);
User Receiver = context.Users.ToList().Find(x => x.Username == receiver);
History history = context.Histories.ToList().Find(x => x.User == Sender && x.User1 == Receiver || x.User == Receiver && x.User1 == Sender);
Sender.Histories.Remove(history);
Sender.Histories1.Remove(history);
Receiver.Histories.Remove(history);
Receiver.Histories1.Remove(history);
context.Histories.Remove(history);
context.SaveChanges();
}
if (_Sender != null)
{
_Sender.CommunicationCallback.FriendRemoved(receiver);
}
if (_Receiver != null)
{
_Receiver.CommunicationCallback.FriendRemoved(sender);
}
}
public void Confirmation(string sender, string receiver, bool ok, bool isGroup)
{
if (isGroup)
{
GroupConversation group = Subscriber.GetGroup(receiver);
if (ok)
{
group.UserJoinAudio(sender);
}
}
else
{
UserInformation user = Subscriber.getUser(receiver);
if (user != null && user.AudioCallback != null)
{
if (ok)
{
user.AudioCallback.ChannelAccepted(sender);
}
else
{
user.AudioCallback.ChannelDeclined(sender);
}
}
}
}
public GroupConversation(string creator, string groupName)
{
Creator = creator;
GroupName = groupName;
UserInformation user = Subscriber.getUser(Creator);
Members.Add(user);
}
public void EndShareScreen(string sender, string receiver)
{
UserInformation user = Subscriber.getUser(receiver);
if (user != null && user.ScreenShareCallback != null)
{
user.ScreenShareCallback.EndShareScreen(sender);
}
}
public void RefuseShareScreen(string sender, string partner)
{
UserInformation Partner = Subscriber.getUser(partner);
if (Partner != null && Partner.ScreenShareCallback != null)
{
Partner.ScreenShareCallback.SendRefuseNotification(sender);
}
}
/// <summary>
/// Initialiaze a share screen with the partner.
/// </summary>
/// <param name="client"></param>
/// <param name="partner"></param>
/// <param name="connectionString"></param>
public void InitShareScreen(string client, string partner, string connectionString)
{
UserInformation user = Subscriber.getUser(partner);
if (user != null && user.ScreenShareCallback != null)
{
user.ScreenShareCallback.ShareScrennNotification(client, connectionString);
}
}
public void InviteToGroupConversation(string sender, string receiver, string groupName)
{
UserInformation user = Subscriber.getUser(receiver);
if (user != null)
{
user.CommunicationCallback.SendGroupConversationNotification(sender, groupName);
}
}
public void UserJoinAudio(string username)
{
UserInformation user = Subscriber.getUser(username);
if (!AudioMembers.Exists(x => x.Username == user.Username))
{
AudioMembers.Add(user);
}
}
public void DeclineGroupRequest(string sender, string groupName)
{
UserInformation user = Subscriber.getUser(sender);
GroupConversation group = Subscriber.GetGroup(groupName);
if (group != null)
{
group.UserDeclined(sender);
}
}
public void LeaveGroup(string sender, string groupName)
{
UserInformation user = Subscriber.getUser(sender);
GroupConversation group = Subscriber.GetGroup(groupName);
if (group != null)
{
group.UserLeft(sender);
if (group.Members.Count == 0)
{
Subscriber.GroupConversations.Remove(group);
}
}
}
public void UserLeft(string username)
{
foreach (UserInformation member in Members)
{
if (member.Username != username)
{
member.CommunicationCallback.UserLeft(username, GroupName);
}
}
UserInformation user = Subscriber.getUser(username);
Members.Remove(user);
}
public bool AcceptGroupRequest(string sender, string groupName)
{
UserInformation user = Subscriber.getUser(sender);
GroupConversation group = Subscriber.GetGroup(groupName);
if (group != null)
{
if (!group.UserExits(sender))
{
group.UserJoined(sender);
}
return(true);
}
return(false);
}
public void StopCall(string sender, string receiver, bool isGroup)
{
if (isGroup)
{
GroupConversation group = Subscriber.GetGroup(receiver);
group.UserLeftAudio(sender);
}
else
{
UserInformation user = Subscriber.getUser(receiver);
if (user != null && user.AudioCallback != null)
{
user.AudioCallback.StopCall(sender);
}
}
}
public void UserLeftAudio(string username)
{
UserInformation user = Subscriber.getUser(username);
AudioMembers.Remove(user);
}
public void Unsubscribe(string username)
{
UserInformation user = Subscriber.getUser(username);
user.AudioCallback = null;
}
