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Stream exact hot state over negotiated body planes

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This commit is contained in:
Meta Vens 2026-07-19 05:54:24 +01:00
commit 743fa3889e
22 changed files with 320 additions and 14 deletions
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27
src/GameCult.Networking/CultNetDatabaseSubscriptionServer.cs
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@ -163,16 +163,17 @@ namespace GameCult.Networking
{
var changeType = change.GetType();
var key = (CultRecordKey)(changeType.GetProperty("Key")?.GetValue(change) ?? new CultRecordKey(""));
var schemaId = (string?)changeType.GetProperty("SchemaId")?.GetValue(change) ?? "";
if (request.RecordKeys is { Length: > 0 } && !request.RecordKeys.Contains(key.Value, StringComparer.Ordinal))
return null;
if (request.SchemaIds is { Length: > 0 } && !request.SchemaIds.Contains(schemaId, StringComparer.Ordinal))
return null;
var kind = (CultNetDatabaseChangeKind)(changeType.GetProperty("Kind")?.GetValue(change) ?? CultNetDatabaseChangeKind.Updated);
var document = changeType.GetProperty("Document")?.GetValue(change);
if (kind == CultNetDatabaseChangeKind.Removed || document == null)
{
var previous = changeType.GetProperty("PreviousDocument")?.GetValue(change);
var schemaId = ResolveWireSchemaId(previous, (string?)changeType.GetProperty("SchemaId")?.GetValue(change) ?? "");
if (!MatchesRequestedSchema(request.SchemaIds, previous, schemaId))
return null;
return new CultNetDatabaseChangeRawMessage
{
MessageId = Guid.NewGuid().ToString("N"),
@ -183,15 +184,33 @@ namespace GameCult.Networking
};
}
var raw = CreateRawRecord(key, document);
if (!MatchesRequestedSchema(request.SchemaIds, document, raw.SchemaId))
return null;
return new CultNetDatabaseChangeRawMessage
{
MessageId = Guid.NewGuid().ToString("N"),
SubscriptionId = subscriptionId,
ChangeKind = kind == CultNetDatabaseChangeKind.Added ? "added" : "updated",
Document = CreateRawRecord(key, document)
Document = raw
};
}
private string ResolveWireSchemaId(object? document, string fallback)
{
if (document == null) return fallback;
return _database.Documents.GetByDocumentType(document.GetType())?.SchemaId ?? fallback;
}
private bool MatchesRequestedSchema(string[]? requestedSchemaIds, object? document, string wireSchemaId)
{
if (requestedSchemaIds is not { Length: > 0 }) return true;
if (requestedSchemaIds.Contains(wireSchemaId, StringComparer.Ordinal)) return true;
return document != null && CultNetSchemaAliasMatching.MatchesAny(
requestedSchemaIds,
_database.Cache.Registry.GetRequired(document.GetType()));
}
private CultNetRawDocumentRecord CreateRawRecord(CultRecordKey key, object document)
{
var method = typeof(CultNetDocumentRegistry)