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",
        populate_by_name=True,
        extra="ignore",
    )

    data_dir: Path = Field(default=Path("/data"), alias="DATA_DIR")
    admin_password: str = Field(default="changeme", alias="ADMIN_PASSWORD")
    secret_key: str = Field(default="dev-secret-change-me", alias="SECRET_KEY")
    max_upload_mb: int = Field(default=200, alias="MAX_UPLOAD_MB")
    rate_limit_per_second: int = Field(default=2, alias="RATE_LIMIT_PER_SECOND")
    jwt_expire_hours: int = Field(default=12, alias="JWT_EXPIRE_HOURS")
    host: str = Field(default="0.0.0.0", alias="HOST")
    port: int = Field(default=8080, alias="PORT")

    @property
    def db_url(self) -> str:
        return f"sqlite:///{self.data_dir / 'mincedpad.db'}"

    @property
    def uploads_dir(self) -> Path:
        return self.data_dir / "uploads"


settings = Settings()