Nextcloud MCP Server

"""Embedding service with provider detection. DEPRECATED: This module is maintained for backward compatibility. New code should use nextcloud_mcp_server.providers.get_provider() directly. """ import logging from nextcloud_mcp_server.providers import get_provider from .bm25_provider import BM25SparseEmbeddingProvider logger = logging.getLogger(__name__) class EmbeddingService: """ Unified embedding service with automatic provider detection. DEPRECATED: This class wraps the new unified provider infrastructure for backward compatibility. New code should use nextcloud_mcp_server.providers.get_provider() directly. """ def __init__(self): """Initialize embedding service with auto-detected provider.""" self.provider = get_provider() async def embed(self, text: str) -> list[float]: """ Generate embedding vector for text. Args: text: Input text to embed Returns: Vector embedding as list of floats """ return await self.provider.embed(text) async def embed_batch(self, texts: list[str]) -> list[list[float]]: """ Generate embeddings for multiple texts. Args: texts: List of texts to embed Returns: List of vector embeddings """ return await self.provider.embed_batch(texts) def get_dimension(self) -> int: """ Get embedding dimension. Returns: Vector dimension """ return self.provider.get_dimension() async def close(self): """Close provider resources.""" if hasattr(self.provider, "close") and callable( getattr(self.provider, "close") ): close_method = getattr(self.provider, "close") await close_method() # Singleton instance _embedding_service: EmbeddingService | None = None def get_embedding_service() -> EmbeddingService: """ Get singleton embedding service instance. Returns: Global EmbeddingService instance """ global _embedding_service if _embedding_service is None: _embedding_service = EmbeddingService() return _embedding_service # BM25 sparse embedding singleton _bm25_service: BM25SparseEmbeddingProvider | None = None def get_bm25_service() -> BM25SparseEmbeddingProvider: """ Get singleton BM25 sparse embedding service instance. Returns: Global BM25SparseEmbeddingProvider instance """ global _bm25_service if _bm25_service is None: _bm25_service = BM25SparseEmbeddingProvider() return _bm25_service