from pydantic import BaseModel, Field


class UserResponse(BaseModel):
    id: int
    username: str
    preferred_language: str = 'pl'
    preferred_font: str = 'default'

    model_config = {"from_attributes": True}


class TokenResponse(BaseModel):
    access_token: str
    token_type: str = "bearer"
    user: UserResponse


class RegisterRequest(BaseModel):
    username: str = Field(min_length=3, max_length=120)
    password: str = Field(min_length=4, max_length=128)


class ChangePasswordRequest(BaseModel):
    current_password: str
    new_password: str = Field(min_length=4, max_length=128)


class UpdateUserPreferencesRequest(BaseModel):
    preferred_language: str = Field(default='pl', min_length=2, max_length=8)
    preferred_font: str = Field(default='default', min_length=2, max_length=32)