from functools import lru_cache
from pathlib import Path

from pydantic import Field
from pydantic_settings import BaseSettings, SettingsConfigDict


class Settings(BaseSettings):
    model_config = SettingsConfigDict(
        env_file=".env",
        env_file_encoding="utf-8",
        extra="ignore",
        populate_by_name=True,
    )

    app_name: str = Field(default="py_server", alias="APP_NAME")
    app_env: str = Field(default="local", alias="APP_ENV")
    database_path: Path = Field(default=Path("storage/app.db"), alias="DATABASE_PATH")

    admin_jwt_secret: str = Field(
        default="dev_admin_secret_change_me",
        alias="JWT_ADMIN_SECRET",
    )
    admin_jwt_ttl: int = Field(default=3600, alias="ADMIN_JWT_TTL")
    admin_jwt_refresh_ttl: int = Field(default=7200, alias="ADMIN_JWT_REFRESH_TTL")
    jwt_blacklist_ttl: int = Field(default=7201, alias="JWT_BLACKLIST_TTL")

    api_jwt_secret: str = Field(default="dev_api_secret_change_me", alias="JWT_SECRET")
    api_jwt_ttl: int = Field(default=3600, alias="JWT_TTL")
    api_jwt_refresh_ttl: int = Field(default=7200, alias="JWT_REFRESH_TTL")

    admin_seed_username: str = Field(default="admin", alias="ADMIN_SEED_USERNAME")
    admin_seed_password: str = Field(default="admin", alias="ADMIN_SEED_PASSWORD")
    cors_allow_origins: list[str] = Field(default=["*"], alias="CORS_ALLOW_ORIGINS")


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