"""Application configuration."""
from typing import Optional
from pydantic_settings import BaseSettings
from pydantic import Field


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

    # Application
    app_name: str = "Pension Quant Platform"
    environment: str = Field(default="development", env="ENVIRONMENT")
    secret_key: str = Field(..., env="SECRET_KEY")

    # Database
    database_url: str = Field(..., env="DATABASE_URL")

    # Redis
    redis_url: str = Field(default="redis://localhost:6379/0", env="REDIS_URL")

    # Celery
    celery_broker_url: str = Field(default="redis://localhost:6379/1", env="CELERY_BROKER_URL")
    celery_result_backend: str = Field(default="redis://localhost:6379/2", env="CELERY_RESULT_BACKEND")

    # Data Collection
    data_collection_hour: int = Field(default=18, env="DATA_COLLECTION_HOUR")
    data_collection_minute: int = Field(default=0, env="DATA_COLLECTION_MINUTE")

    # Backtest
    default_commission_rate: float = 0.0015  # 0.15%
    default_initial_capital: float = 10000000.0  # 1천만원

    # API
    api_v1_prefix: str = "/api/v1"

    class Config:
        env_file = ".env"
        case_sensitive = False
        extra = "ignore"


# Global settings instance
settings = Settings()