"""
Application Settings - Environment Configuration
"""
from pydantic_settings import BaseSettings
from typing import List
from functools import lru_cache


class Settings(BaseSettings):
    # Application
    APP_NAME: str = "AmkyawDev Coder Backend"
    ENVIRONMENT: str = "production"
    DEBUG: bool = False
    
    # CORS
    CORS_ORIGINS: List[str] = ["*"]
    
    # Groq API
    GROQ_API_KEY: str = ""
    GROQ_MODEL: str = "llama-3.1-8b-instant"
    GROQ_BASE_URL: str = "https://api.groq.com/openai/v1"
    
    # Hugging Face
    HUGGINGFACE_API_KEY: str = ""
    HF_INFERENCE_ENDPOINT: str = ""
    
    # Firebase
    FIREBASE_API_KEY: str = "AIzaSyCDNASzWo7Ok_h7EFkQvYrowIn6KyEntqU"
    FIREBASE_PROJECT_ID: str = "coder-agent-54bb7"
    FIREBASE_STORAGE_BUCKET: str = "coder-agent-54bb7.firebasestorage.app"
    FIREBASE_DATABASE_URL: str = ""
    
    # Deployment
    VERCEL_TOKEN: str = ""
    NETLIFY_TOKEN: str = ""
    AWS_ACCESS_KEY_ID: str = ""
    AWS_SECRET_ACCESS_KEY: str = ""
    
    # Rate Limiting
    RATE_LIMIT_PER_MINUTE: int = 60
    
    # Memory
    MEMORY_MAX_TOKENS: int = 4096
    MEMORY_VECTOR_DIMENSION: int = 768

    class Config:
        env_file = ".env"
        case_sensitive = True


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


settings = get_settings()