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More MCP refactoring

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This commit is contained in:
jyelon
2026-03-08 03:58:06 -04:00
parent a72b65641e
commit 730396753c
8 changed files with 83 additions and 79 deletions
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30
Plugins/BlueprintMCP/Source/BlueprintMCP/Private/MCPUtils.cpp
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@@ -1427,22 +1427,25 @@ FString MCPUtils::SetPropertyFromJson(
*FieldName, *Prop->GetCPPType());
}
FString MCPUtils::PopulateFromJson(
bool MCPUtils::PopulateFromJson(
UStruct* StructType,
void* Container,
const TSharedPtr<FJsonValue>& JsonValue)
const TSharedPtr<FJsonValue>& JsonValue,
MCPErrorCallback Error)
{
if (!JsonValue.IsValid() || (JsonValue->Type != EJson::Object))
{
return TEXT("Expected a JSON object");
Error.SetError(TEXT("Expected a JSON object"));
return false;
}
return PopulateFromJson(StructType, Container, JsonValue->AsObject().Get());
return PopulateFromJson(StructType, Container, JsonValue->AsObject().Get(), Error);
}
FString MCPUtils::PopulateFromJson(
bool MCPUtils::PopulateFromJson(
UStruct* StructType,
void* Container,
const FJsonObject* Json)
const FJsonObject* Json,
MCPErrorCallback Error)
{
// Build a set of known property names (as JSON keys) for the unknown-field check.
TSet<FString> KnownKeys;
@@ -1460,7 +1463,8 @@ FString MCPUtils::PopulateFromJson(
{
if (!KnownKeys.Contains(KV.Key))
{
return FString::Printf(TEXT("Unknown parameter '%s'"), *KV.Key);
Error.SetError(FString::Printf(TEXT("Unknown parameter '%s'"), *KV.Key));
return false;
}
}
@@ -1474,17 +1478,19 @@ FString MCPUtils::PopulateFromJson(
{
if (!bOptional)
{
return FString::Printf(TEXT("Missing required parameter '%s'"), *JsonKey);
Error.SetError(FString::Printf(TEXT("Missing required parameter '%s'"), *JsonKey));
return false;
}
continue;
}
FString Error = SetPropertyFromJson(Container, Prop, JsonKey, Json);
if (!Error.IsEmpty())
FString PropError = SetPropertyFromJson(Container, Prop, JsonKey, Json);
if (!PropError.IsEmpty())
{
return Error;
Error.SetError(PropError);
return false;
}
}
return FString();
return true;
}