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fix(SyncSet): AddOperation now properly handles oldItem

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This commit is contained in:
MrGadget 2024-04-14 17:04:49 -04:00
parent d5bb965712
commit 6e6227ad6b
1 changed files with 48 additions and 22 deletions
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66
Assets/Mirror/Core/SyncSet.cs
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@ -66,16 +66,36 @@ public override void Reset()
// this should be called after a successful sync
public override void ClearChanges() => changes.Clear();
void AddOperation(Operation op, T item, bool checkAccess)
void AddOperation(Operation op, T oldItem, T newItem, bool checkAccess)
{
if (checkAccess && IsReadOnly)
throw new InvalidOperationException("SyncSets can only be modified by the owner.");
Change change = new Change
Change change = default;
switch (op)
{
case Operation.OP_ADD:
change = new Change
{
operation = op,
item = item
item = newItem
};
break;
case Operation.OP_REMOVE:
change = new Change
{
operation = op,
item = oldItem
};
break;
case Operation.OP_CLEAR:
change = new Change
{
operation = op,
item = default
};
break;
}
if (IsRecording())
{
@ -86,22 +106,27 @@ void AddOperation(Operation op, T item, bool checkAccess)
switch (op)
{
case Operation.OP_ADD:
OnAdd?.Invoke(item);
OnAdd?.Invoke(newItem);
#pragma warning disable CS0618 // Type or member is obsolete
Callback?.Invoke(op, newItem);
#pragma warning restore CS0618 // Type or member is obsolete
break;
case Operation.OP_REMOVE:
OnRemove?.Invoke(item);
OnRemove?.Invoke(oldItem);
#pragma warning disable CS0618 // Type or member is obsolete
Callback?.Invoke(op, oldItem);
#pragma warning restore CS0618 // Type or member is obsolete
break;
case Operation.OP_CLEAR:
OnClear?.Invoke();
#pragma warning disable CS0618 // Type or member is obsolete
Callback?.Invoke(op, default);
#pragma warning restore CS0618 // Type or member is obsolete
break;
}
#pragma warning disable CS0618 // Type or member is obsolete
Callback?.Invoke(op, item);
#pragma warning restore CS0618 // Type or member is obsolete
}
void AddOperation(Operation op, bool checkAccess) => AddOperation(op, default, checkAccess);
void AddOperation(Operation op, bool checkAccess) => AddOperation(op, default, default, checkAccess);
public override void OnSerializeAll(NetworkWriter writer)
{
@ -173,33 +198,34 @@ public override void OnDeserializeDelta(NetworkReader reader)
// apply the operation only if it is a new change
// that we have not applied yet
bool apply = changesAhead == 0;
T item = default;
T oldItem = default;
T newItem = default;
switch (operation)
{
case Operation.OP_ADD:
item = reader.Read<T>();
newItem = reader.Read<T>();
if (apply)
{
objects.Add(item);
objects.Add(newItem);
// add dirty + changes.
// ClientToServer needs to set dirty in server OnDeserialize.
// no access check: server OnDeserialize can always
// write, even for ClientToServer (for broadcasting).
AddOperation(Operation.OP_ADD, item, false);
AddOperation(Operation.OP_ADD, default, newItem, false);
}
break;
case Operation.OP_REMOVE:
item = reader.Read<T>();
oldItem = reader.Read<T>();
if (apply)
{
objects.Remove(item);
objects.Remove(oldItem);
// add dirty + changes.
// ClientToServer needs to set dirty in server OnDeserialize.
// no access check: server OnDeserialize can always
// write, even for ClientToServer (for broadcasting).
AddOperation(Operation.OP_REMOVE, item, false);
AddOperation(Operation.OP_REMOVE, oldItem, default, false);
}
break;
@ -230,7 +256,7 @@ public bool Add(T item)
{
if (objects.Add(item))
{
AddOperation(Operation.OP_ADD, item, true);
AddOperation(Operation.OP_ADD, default, item, true);
return true;
}
return false;
@ -239,7 +265,7 @@ public bool Add(T item)
void ICollection<T>.Add(T item)
{
if (objects.Add(item))
AddOperation(Operation.OP_ADD, item, true);
AddOperation(Operation.OP_ADD, default, item, true);
}
public void Clear()
@ -258,7 +284,7 @@ public bool Remove(T item)
{
if (objects.Remove(item))
{
AddOperation(Operation.OP_REMOVE, item, true);
AddOperation(Operation.OP_REMOVE, item, default, true);
return true;
}
return false;