"""
Configuration management using pydantic-settings.
Loads from environment variables and .env file.
"""

from pydantic import Field
from pydantic_settings import BaseSettings, SettingsConfigDict


class Settings(BaseSettings):
    """Application settings."""

    model_config = SettingsConfigDict(
        env_file=".env",
        env_file_encoding="utf-8",
        case_sensitive=False,
        extra="ignore",
    )

    # Database
    database_url: str = Field(
        default="sqlite:///./pote.db",
        description="SQLAlchemy database URL",
    )

    # API keys
    quiverquant_api_key: str = Field(default="", description="QuiverQuant API key")
    fmp_api_key: str = Field(default="", description="Financial Modeling Prep API key")

    # Logging
    log_level: str = Field(default="INFO", description="Log level (DEBUG, INFO, WARNING, ERROR)")

    # Application
    app_name: str = "POTE"
    app_version: str = "0.1.0"


# Global settings instance
settings = Settings()