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.NET Workflows - Enhance support and validation for image input (#1274)

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This commit is contained in:
Chris
2025-10-08 00:00:34 +00:00
committed by GitHub
parent 362652b966
commit eb049c43a6
17 changed files with 339 additions and 189 deletions
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dotnet/src/Microsoft.Agents.AI.Workflows.Declarative/Extensions/ChatMessageExtensions.cs
+7 -2
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@@ -131,7 +131,7 @@ internal static class ChatMessageExtensions
return
contentType switch
{
AgentMessageContentType.ImageUrl => new UriContent(contentValue, "image/*"),
AgentMessageContentType.ImageUrl => GetImageContent(contentValue),
AgentMessageContentType.ImageFile => new HostedFileContent(contentValue),
_ => new TextContent(contentValue)
};
@@ -169,7 +169,7 @@ internal static class ChatMessageExtensions
yield return
contentItem?.GetProperty<StringDataValue>(TypeSchema.Message.Fields.ContentType)?.Value switch
{
TypeSchema.Message.ContentTypes.ImageUrl => new UriContent(contentValue.Value, "image/*"),
TypeSchema.Message.ContentTypes.ImageUrl => GetImageContent(contentValue.Value),
TypeSchema.Message.ContentTypes.ImageFile => new HostedFileContent(contentValue.Value),
_ => new TextContent(contentValue.Value)
};
@@ -177,6 +177,11 @@ internal static class ChatMessageExtensions
}
}
private static AIContent GetImageContent(string uriText) =>
uriText.StartsWith("data:", StringComparison.OrdinalIgnoreCase) ?
new DataContent(uriText, "image/*") :
new UriContent(uriText, "image/*");
private static TValue? GetProperty<TValue>(this RecordDataValue record, string name)
where TValue : DataValue
{