AI-Studio/app/MindWork AI Studio/Provider/OpenAI/ChatCompletionStreamPart.cs

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namespace AIStudio.Provider.OpenAI;
/// <summary>
/// What one line of a streamed Chat Completions answer has to show to the user.
/// </summary>
/// <param name="TextDelta">The text this line carried, empty when it carried none.</param>
/// <param name="Sources">The sources this line announced, empty when it announced none.</param>
public readonly record struct ChatCompletionStreamPart(string TextDelta, IList<ISource> Sources)
{
/// <summary>
/// The part of a line which says nothing to the user, such as a fragment of a tool call.
/// </summary>
public static ChatCompletionStreamPart Nothing => new(string.Empty, []);
/// <summary>
/// Whether this part has anything to show at all.
/// </summary>
public bool HasContent => this.TextDelta.Length > 0 || this.Sources.Count > 0;
}