internal override void WriteCore()

in src/Custom/Chat/Internal/InternalUnknownChatMessage.Serialization.cs [17:47]


    internal override void WriteCore(Utf8JsonWriter writer, ModelReaderWriterOptions options)
    {
        writer.WriteStartObject();
        writer.WritePropertyName("role"u8);
        writer.WriteStringValue(Role.ToSerialString());

        // Content is optional, can be a single string or a collection of ChatMessageContentPart.
        if (Optional.IsDefined(Content) && Content.IsInnerCollectionDefined())
        {
            if (Content.Count > 0)
            {
                writer.WritePropertyName("content"u8);
                if (Content.Count == 1 && Content[0].Text != null)
                {
                    writer.WriteStringValue(Content[0].Text);
                }
                else
                {
                    writer.WriteStartArray();
                    foreach (ChatMessageContentPart part in Content)
                    {
                        writer.WriteObjectValue(part, options);
                    }
                    writer.WriteEndArray();
                }
            }
        }

        writer.WriteSerializedAdditionalRawData(_additionalBinaryDataProperties, options);
        writer.WriteEndObject();
    }