"""
Configuration Module
Handles environment variables and application settings
"""

import os
from typing import List
from pydantic_settings import BaseSettings


class Settings(BaseSettings):
    """Application settings loaded from environment variables"""
    
    # Database
    DATABASE_URL: str = "postgresql://bmc_hub:bmc_hub@localhost:5432/bmc_hub"
    
    # API
    API_HOST: str = "0.0.0.0"
    API_PORT: int = 8000
    
    # Security
    SECRET_KEY: str = "dev-secret-key-change-in-production"
    ALLOWED_ORIGINS: List[str] = ["http://localhost:8000", "http://localhost:3000"]
    
    # Logging
    LOG_LEVEL: str = "INFO"
    LOG_FILE: str = "logs/app.log"
    
    # e-conomic Integration
    ECONOMIC_API_URL: str = "https://restapi.e-conomic.com"
    ECONOMIC_APP_SECRET_TOKEN: str = ""
    ECONOMIC_AGREEMENT_GRANT_TOKEN: str = ""
    ECONOMIC_READ_ONLY: bool = True
    ECONOMIC_DRY_RUN: bool = True
    
    # Ollama AI Integration
    OLLAMA_ENDPOINT: str = "http://ai_direct.cs.blaahund.dk"
    OLLAMA_MODEL: str = "qwen2.5:3b"  # Hurtigere model til JSON extraction
    
    # Company Info
    OWN_CVR: str = "29522790"  # BMC Denmark ApS - ignore when detecting vendors
    
    # File Upload
    UPLOAD_DIR: str = "uploads"
    MAX_FILE_SIZE_MB: int = 50
    ALLOWED_EXTENSIONS: List[str] = [".pdf", ".png", ".jpg", ".jpeg", ".txt", ".csv"]
    
    class Config:
        env_file = ".env"
        case_sensitive = True
        extra = "ignore"  # Ignore extra fields from .env


settings = Settings()