from typing import Literal, Optional

from pydantic import BaseModel


class LoginRequest(BaseModel):
    email: str
    password: str
    # "web": the refresh token goes only into an httpOnly cookie, script code never sees it.
    # "native" (iOS...): it is returned in the body, the app keeps it in the Keychain.
    client: Literal["web", "native"] = "native"


class RefreshRequest(BaseModel):
    """Native clients send the refresh token in the body, the web client in the cookie."""

    refresh_token: Optional[str] = None


class TokenResponse(BaseModel):
    access_token: str
    token_type: str = "bearer"
    expires_in: int  # seconds
    refresh_token: Optional[str] = None  # None for the web client: it is in the cookie