MCP Market Statistics Server

"""애플리케이션 설정 관리"""

import os
from typing import Optional
from pydantic import Field
from pydantic_settings import BaseSettings


class DatabaseConfig(BaseSettings):
    """데이터베이스 설정"""
    host: str = "localhost"
    port: int = 5432
    name: str = "market_stats"
    user: str = "market_user"
    password: str = ""
    
    model_config = {
        "env_prefix": "TIMESCALE_DB_",
        "env_file": ".env",
        "case_sensitive": False
    }
    
    @property
    def url(self) -> str:
        """데이터베이스 연결 URL 생성"""
        return f"postgresql://{self.user}:{self.password}@{self.host}:{self.port}/{self.name}"


class RedisConfig(BaseSettings):
    """Redis 설정"""
    host: str = "localhost"
    port: int = 6379
    db: int = 0
    password: Optional[str] = None
    
    model_config = {
        "env_prefix": "REDIS_",
        "env_file": ".env",
        "case_sensitive": False
    }
    
    @property
    def url(self) -> str:
        """Redis 연결 URL 생성"""
        auth = f":{self.password}@" if self.password else ""
        return f"redis://{auth}{self.host}:{self.port}/{self.db}"


class APIConfig(BaseSettings):
    """API 설정"""
    host: str = "0.0.0.0"
    port: int = 8000
    debug: bool = False
    secret_key: str = "dev-secret"
    api_key_header: str = "X-API-Key"
    
    model_config = {
        "env_prefix": "API_",
        "env_file": ".env",
        "case_sensitive": False
    }


class LoggingConfig(BaseSettings):
    """로깅 설정"""
    level: str = "INFO"
    format: str = "json"
    
    model_config = {
        "env_prefix": "LOG_",
        "env_file": ".env",
        "case_sensitive": False
    }


class ExternalAPIConfig(BaseSettings):
    """외부 API 설정"""
    krx_api_key: Optional[str] = None
    bloomberg_api_key: Optional[str] = None
    
    model_config = {
        "env_file": ".env",
        "case_sensitive": False
    }


class AppConfig:
    """전체 애플리케이션 설정"""
    def __init__(self):
        self.database = DatabaseConfig()
        self.redis = RedisConfig()
        self.api = APIConfig()
        self.logging = LoggingConfig()
        self.external_apis = ExternalAPIConfig()


# 글로벌 설정 인스턴스
config = AppConfig()