feat: Add WAV MIME type variants and improve audio format detection (#23396)

tools/ui/src/lib/services/chat.service.ts

@@ -10,7 +10,9 @@ import {
 import {
 	AttachmentType,
 	ContentPartType,
+	FileTypeAudio,
 	MessageRole,
+	MimeTypeAudio,
 	ReasoningFormat,
 	UrlProtocol
 } from '$lib/enums';
@@ -19,9 +21,29 @@ import type {
 	ApiChatMessageData,
 	ApiChatCompletionToolCall
 } from '$lib/types/api';
-import type { DatabaseMessageExtraMcpPrompt, DatabaseMessageExtraMcpResource } from '$lib/types';
+import type {
+	AudioInputFormat,
+	DatabaseMessageExtraMcpPrompt,
+	DatabaseMessageExtraMcpResource
+} from '$lib/types';
 import { modelsStore } from '$lib/stores/models.svelte';
 
+function getAudioInputFormat(mimeType: string): AudioInputFormat {
+	const normalizedMimeType = mimeType.trim().toLowerCase();
+
+	if (
+		normalizedMimeType === MimeTypeAudio.WAV ||
+		normalizedMimeType === MimeTypeAudio.WAVE ||
+		normalizedMimeType === MimeTypeAudio.X_WAV ||
+		normalizedMimeType === MimeTypeAudio.X_WAVE ||
+		normalizedMimeType === MimeTypeAudio.X_PN_WAV
+	) {
+		return FileTypeAudio.WAV;
+	}
+
+	return FileTypeAudio.MP3;
+}
+
 export class ChatService {
 	/**
 	 *
@@ -879,7 +901,7 @@ export class ChatService {
 				type: ContentPartType.INPUT_AUDIO,
 				input_audio: {
 					data: audio.base64Data,
-					format: audio.mimeType.includes('wav') ? 'wav' : 'mp3'
+					format: getAudioInputFormat(audio.mimeType)
 				}
 			});
 		}