"""
Configuration settings for the Agentic AI system.
"""

from typing import Dict, List, Optional
from pydantic_settings import BaseSettings
from pydantic import Field
from pathlib import Path


class AgenticAISettings(BaseSettings):
    """Main configuration settings."""
    
    # Project settings
    project_name: str = "Agentic AI System"
    version: str = "0.1.0"
    debug: bool = False
    
    # API settings
    api_timeout: int = 30
    api_max_retries: int = 3
    api_backoff_factor: float = 1.0
    
    # CDMS API settings
    cdms_api_url: Optional[str] = None
    cdms_api_key: Optional[str] = None
    cdms_timeout: int = 60
    
    # Query processing settings
    max_keywords: int = 10
    similarity_threshold: float = 0.7
    fuzzy_match_threshold: int = 80
    
    # spaCy settings
    spacy_model: str = "en_core_web_sm"
    
    # KeyBERT settings
    keybert_model: str = "all-MiniLM-L6-v2"
    keybert_top_k: int = 10
    keybert_use_maxsum: bool = True
    keybert_use_mmr: bool = True
    keybert_diversity: float = 0.5
    
    # Vector database settings
    qdrant_host: str = "localhost"
    qdrant_port: int = 6333
    qdrant_collection_name: str = "api_embeddings"
    qdrant_vector_size: int = 1536  # OpenAI text-embedding-3-small (was stale 384)
    
    # Logging settings
    log_level: str = "INFO"
    log_format: str = "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
    log_file: Optional[str] = "logs/agentic_ai.log"
    
    # Reflection settings
    reflection_max_iterations: int = 3
    reflection_improvement_threshold: float = 0.1
    
    class Config:
        env_file = ".env"
        env_file_encoding = "utf-8"
        # Ignore unrelated env vars (OPENAI_API_KEY, TAVILY_API_KEY, HF/Space
        # secrets, etc.) instead of raising. Without this, simply having those
        # env vars set — as on any HF Space — crashes settings construction.
        extra = "ignore"


# Global settings instance
settings = AgenticAISettings()