"""
  Embedding module configuration.
  
  This module is intentionally a plain Python file (no env var parsing, no extra deps).
  Edit values here to configure:
  - server host/port
  - local model settings (paths/devices/batch sizes)
  """
  
  from typing import Optional

  import os

  
  
  class EmbeddingConfig(object):
      # Server

      HOST = os.getenv("EMBEDDING_HOST", "0.0.0.0")
      PORT = int(os.getenv("EMBEDDING_PORT", 6005))

  
      # Text embeddings (BGE-M3)
      TEXT_MODEL_DIR = "Xorbits/bge-m3"
      TEXT_DEVICE = "cuda"  # "cuda" or "cpu" (model may fall back to CPU if needed)
      TEXT_BATCH_SIZE = 32
  

      # Image embeddings
      # Option A: clip-as-service (Jina CLIP server, recommended)
      USE_CLIP_AS_SERVICE = os.getenv("USE_CLIP_AS_SERVICE", "true").lower() in ("1", "true", "yes")
      CLIP_AS_SERVICE_SERVER = os.getenv("CLIP_AS_SERVICE_SERVER", "grpc://127.0.0.1:51000")
  
      # Option B: local CN-CLIP (when USE_CLIP_AS_SERVICE=false)

      IMAGE_MODEL_NAME = "ViT-H-14"
      IMAGE_DEVICE = None  # type: Optional[str]  # "cuda" / "cpu" / None(auto)
  
      # Service behavior
      IMAGE_BATCH_SIZE = 8
  
  
  CONFIG = EmbeddingConfig()