sync from b7516

tools/server/webui/src/lib/utils/modality-file-validation.ts

@@ -4,7 +4,17 @@
  */
 
 import { getFileTypeCategory } from '$lib/utils';
-import { FileTypeCategory } from '$lib/enums';
+import {
+	FileExtensionAudio,
+	FileExtensionImage,
+	FileExtensionPdf,
+	FileExtensionText,
+	MimeTypeAudio,
+	MimeTypeImage,
+	MimeTypeApplication,
+	MimeTypeText,
+	FileTypeCategory
+} from '$lib/enums';
 
 /** Modality capabilities for file validation */
 export interface ModalityCapabilities {
@@ -160,3 +170,29 @@ export function generateModalityErrorMessage(
  * @param capabilities - The modality capabilities to check against
  * @returns Accept string for HTML file input element
  */
+export function generateModalityAwareAcceptString(capabilities: ModalityCapabilities): string {
+	const { hasVision, hasAudio } = capabilities;
+
+	const acceptedExtensions: string[] = [];
+	const acceptedMimeTypes: string[] = [];
+
+	// Always include text files and PDFs
+	acceptedExtensions.push(...Object.values(FileExtensionText));
+	acceptedMimeTypes.push(...Object.values(MimeTypeText));
+	acceptedExtensions.push(...Object.values(FileExtensionPdf));
+	acceptedMimeTypes.push(...Object.values(MimeTypeApplication));
+
+	// Include images only if vision is supported
+	if (hasVision) {
+		acceptedExtensions.push(...Object.values(FileExtensionImage));
+		acceptedMimeTypes.push(...Object.values(MimeTypeImage));
+	}
+
+	// Include audio only if audio is supported
+	if (hasAudio) {
+		acceptedExtensions.push(...Object.values(FileExtensionAudio));
+		acceptedMimeTypes.push(...Object.values(MimeTypeAudio));
+	}
+
+	return [...acceptedExtensions, ...acceptedMimeTypes].join(',');
+}