openai/openai-dotnet
Publicmirrored from https://github.com/openai/openai-dotnetAvailable
src/Custom/Assistants/Streaming/MessageContentUpdate.cs
88lines · modecode
| 1 | using System.ClientModel.Primitives; |
| 2 | using System.Collections.Generic; |
| 3 | using System.Text.Json; |
| 4 | |
| 5 | namespace OpenAI.Assistants; |
| 6 | |
| 7 | /// <summary> |
| 8 | /// Represents a streaming update to <see cref="ThreadMessage"/> content as part of the Assistants API. |
| 9 | /// </summary> |
| 10 | /// <remarks> |
| 11 | /// Distinct <see cref="MessageContentUpdate"/> instances will be generated for each <see cref="MessageContent"/> part |
| 12 | /// and each content subcomponent, such as <see cref="TextAnnotationUpdate"/> instances, even if this information |
| 13 | /// arrived in the same response chunk. |
| 14 | /// </remarks> |
| 15 | public partial class MessageContentUpdate : StreamingUpdate |
| 16 | { |
| 17 | /// <inheritdoc cref="MessageDeltaObject.Id"/> |
| 18 | public string MessageId => _delta.Id; |
| 19 | |
| 20 | /// <inheritdoc cref="MessageDeltaContentImageFileObject.Index"/> |
| 21 | public int MessageIndex => _textContent?.Index |
| 22 | ?? _imageFileContent?.Index |
| 23 | ?? _imageUrlContent?.Index |
| 24 | ?? TextAnnotation?.ContentIndex |
| 25 | ?? 0; |
| 26 | |
| 27 | /// <inheritdoc cref="MessageDeltaObjectDelta.Role"/> |
| 28 | public MessageRole? Role => _delta.Delta?.Role; |
| 29 | |
| 30 | /// <inheritdoc cref="MessageDeltaContentImageFileObjectImageFile.FileId"/> |
| 31 | public string ImageFileId => _imageFileContent?.ImageFile?.FileId; |
| 32 | |
| 33 | /// <inheritdoc cref="MessageImageDetail"/> |
| 34 | public MessageImageDetail? ImageDetail => _imageFileContent?.ImageFile?.Detail?.ToMessageImageDetail() |
| 35 | ?? _imageUrlContent?.ImageUrl?.Detail?.ToMessageImageDetail(); |
| 36 | |
| 37 | /// <inheritdoc cref="MessageDeltaContentTextObjectText.Value"/> |
| 38 | public string Text => _textContent?.Text?.Value; |
| 39 | |
| 40 | /// <summary> |
| 41 | /// An update to an annotation associated with a specific content item in the message's content items collection. |
| 42 | /// </summary> |
| 43 | public TextAnnotationUpdate TextAnnotation { get; } |
| 44 | |
| 45 | private readonly MessageDeltaContentImageFileObject _imageFileContent; |
| 46 | private readonly MessageDeltaContentTextObject _textContent; |
| 47 | private readonly MessageDeltaContentImageUrlObject _imageUrlContent; |
| 48 | private readonly InternalMessageDeltaObject _delta; |
| 49 | |
| 50 | internal MessageContentUpdate(InternalMessageDeltaObject delta, MessageDeltaContent content) |
| 51 | : base(StreamingUpdateReason.MessageUpdated) |
| 52 | { |
| 53 | _delta = delta; |
| 54 | _textContent = content as MessageDeltaContentTextObject; |
| 55 | _imageFileContent = content as MessageDeltaContentImageFileObject; |
| 56 | _imageUrlContent = content as MessageDeltaContentImageUrlObject; |
| 57 | } |
| 58 | |
| 59 | internal MessageContentUpdate(InternalMessageDeltaObject delta, TextAnnotationUpdate annotation) |
| 60 | : base(StreamingUpdateReason.MessageUpdated) |
| 61 | { |
| 62 | _delta = delta; |
| 63 | TextAnnotation = annotation; |
| 64 | } |
| 65 | |
| 66 | internal static IEnumerable<MessageContentUpdate> DeserializeMessageContentUpdates( |
| 67 | JsonElement element, |
| 68 | StreamingUpdateReason _, |
| 69 | ModelReaderWriterOptions options = null) |
| 70 | { |
| 71 | InternalMessageDeltaObject deltaObject = InternalMessageDeltaObject.DeserializeInternalMessageDeltaObject(element, options); |
| 72 | List<MessageContentUpdate> updates = []; |
| 73 | foreach (MessageDeltaContent deltaContent in deltaObject.Delta.Content ?? []) |
| 74 | { |
| 75 | updates.Add(new(deltaObject, deltaContent)); |
| 76 | if (deltaContent is MessageDeltaContentTextObject textContent) |
| 77 | { |
| 78 | foreach (MessageDeltaTextContentAnnotation internalAnnotation in textContent.Text.Annotations) |
| 79 | { |
| 80 | TextAnnotationUpdate annotation = new(internalAnnotation); |
| 81 | updates.Add(new(deltaObject, annotation)); |
| 82 | } |
| 83 | } |
| 84 | } |
| 85 | return updates; |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | |