Method isSupportedMedia

rev/rev.ts:351–369

(media: any)

	}

	// ==================== 媒体检测 ====================

	private isSupportedMedia(media: any): boolean {
		if (!media) return false;
		if (media instanceof Api.MessageMediaPhoto) return true;
		if (media instanceof Api.MessageMediaDocument) {
			const doc = media.document as Api.Document;
			const mime = doc?.mimeType || '';
			const fileName = this.getFileNameFromDocument(doc);
			// 支持 .gif.mp4（Telegram 动图格式），但不支持普通 .mp4
			if (fileName && fileName.toLowerCase().endsWith('.gif.mp4')) {
				return true;
			}
			return (
				mime.startsWith('image/') ||
				mime === 'video/webm' ||
				mime.endsWith('/webm')
			);
		}
		return false;
	}