"""
Configuration Settings
"""
from pydantic_settings import BaseSettings
from functools import lru_cache


class Settings(BaseSettings):
    # Application
    APP_NAME: str = "AI360 Vision Service"
    DEBUG: bool = False

    # Database
    DATABASE_URL: str = "postgresql+asyncpg://postgres:password@localhost:5432/ai_vision"

    # Redis
    REDIS_URL: str = "redis://localhost:6379"

    # CORS
    CORS_ORIGINS: str = "http://localhost:3000,http://localhost:3001"

    # Model paths
    MODEL_CACHE_DIR: str = "./models"
    YOLO_MODEL: str = "yolov8n.pt"

    # OCR
    TESSERACT_PATH: str = ""  # Set if not in PATH

    # Storage
    UPLOAD_DIR: str = "./uploads"
    MAX_UPLOAD_SIZE: int = 10 * 1024 * 1024  # 10MB

    # AWS S3 (optional)
    AWS_ACCESS_KEY_ID: str = ""
    AWS_SECRET_ACCESS_KEY: str = ""
    AWS_BUCKET_NAME: str = ""
    AWS_REGION: str = "ap-south-1"

    class Config:
        env_file = ".env"


@lru_cache()
def get_settings():
    return Settings()


settings = get_settings()