public void RequestDB()
{
var message = new CollectionMessage {
action = "reqDB",
entry = "",
newValue = "",
oldValue = "",
propertyName = ""
};
formatter.Serialize(stream, message);
}
protected internal void BroadcastMessage(CollectionMessage message, string id)
{
IFormatter formatter = new BinaryFormatter();
foreach (var client in clients)
{
if (client.Id != id)
{
formatter.Serialize(client.stream, message);
}
}
}
protected internal void SendDB(List <Entry> list)
{
CollectionMessage change = new CollectionMessage
{
action = "reqDB",
entry = list,
newValue = "",
oldValue = "",
propertyName = ""
};
formatter.Serialize(stream, change);
}
private void SendResponce(string status, int oldNumber, int newNumber)
{
CollectionMessage change = new CollectionMessage
{
action = "status",
entry = status,
newValue = oldNumber.ToString(),
oldValue = newNumber.ToString(),
propertyName = ""
};
formatter.Serialize(stream, change);
}
private void SendResponce(string status)
{
CollectionMessage change = new CollectionMessage
{
action = "status",
entry = status,
newValue = "",
oldValue = "",
propertyName = ""
};
formatter.Serialize(stream, change);
}
public void ItemChanged(Entry entry, PropertyChangedExtendedEventArgs e)
{
IFormatter formatter = new BinaryFormatter();
CollectionMessage change = new CollectionMessage
{
action = "cha",
entry = entry,
newValue = e.NewValue,
oldValue = e.OldValue,
propertyName = e.PropertyName
};
sendQueue.Enqueue(change);
formatter.Serialize(stream, change);
}
public void CollectionChanged(NotifyCollectionChangedEventArgs e)
{
if (e.NewItems != null)
{
foreach (Entry entry in e.NewItems)
{
IFormatter formatter = new BinaryFormatter();
CollectionMessage change = new CollectionMessage
{
action = "add",
entry = entry,
newValue = "",
oldValue = "",
propertyName = ""
};
sendQueue.Enqueue(change);
formatter.Serialize(stream, change);
}
}
if (e.OldItems != null)
{
foreach (Entry entry in e.OldItems)
{
IFormatter formatter = new BinaryFormatter();
CollectionMessage change = new CollectionMessage
{
action = "rem", // Who is Rem?
entry = entry,
newValue = "",
oldValue = "",
propertyName = ""
};
sendQueue.Enqueue(change);
formatter.Serialize(stream, change);
}
}
}
public void RecieveMessage()
{
RequestDB();
while (true)
{
try
{
CollectionMessage message = (CollectionMessage)formatter.Deserialize(stream);
switch (message.action)
{
case "reqDB":
if (message.entry is List <Entry> collection)
{
App.Current.Dispatcher.Invoke((Action) delegate
{
Entries.AddRange(collection);
});
}
else
{
throw new InvalidOperationException("Couldn't load");
}
break;
case "add":
if (message.entry is Entry newEntry)
{
App.Current.Dispatcher.Invoke((Action) delegate
{
Entries.RecievedAdd(newEntry);
});
}
else
{
throw new InvalidOperationException("Couldn't add entries");
}
break;
case "cha":
if (message.entry is Entry chaEntry)
{
App.Current.Dispatcher.Invoke((Action) delegate
{
Entry destination = Entries.First(r => r.Number == chaEntry.Number);
if (destination != null &&
destination[message.propertyName].ToString() == message.oldValue)
{
destination[message.propertyName] = chaEntry[message.propertyName];
}
});
}
else
{
throw new InvalidOperationException("Couldn't change entries");
}
break;
case "rem":
if (message.entry is Entry oldEntry)
{
App.Current.Dispatcher.Invoke((Action) delegate
{
Entries.RecievedRemove(oldEntry);
});
}
else
{
throw new InvalidOperationException("Couldn't remove entries");
}
break;
case "status":
if ((string)message.entry == "S_OK")
{
sendQueue.TryDequeue(out CollectionMessage successfulMessage);
}
else if ((string)message.entry == "S_ADD")
{
sendQueue.TryDequeue(out CollectionMessage successfulMessage);
App.Current.Dispatcher.Invoke((Action) delegate
{
((Entry)successfulMessage.entry).Number = Int32.Parse(message.newValue);
});
}
else
{
sendQueue.TryDequeue(out CollectionMessage failedMessage);
sendQueue.Enqueue(failedMessage);
throw new IndexOutOfRangeException();
}
break;
}
}
catch (Exception ex)
{
int i = 0;
}
}
}
public void SendMessage(CollectionMessage message)
{
}
private CollectionMessage GetMessage()
{
CollectionMessage message = (CollectionMessage)formatter.Deserialize(stream);
return(message);
}