"""Pydantic request models."""

from __future__ import annotations

from pydantic import BaseModel, Field


class JoinRequest(BaseModel):
    student_id: str = Field(min_length=1, max_length=80)
    name: str = Field(min_length=1, max_length=120)


class AdminLoginRequest(BaseModel):
    password: str


class StudentEventRequest(BaseModel):
    # Bounded set of event kinds — anything else returns 422 instead of
    # silently filling the audit log with junk.
    kind: str = Field(pattern=r"^(blur|focus|visibility_hidden|visibility_visible)$")
    question_idx: int | None = Field(default=None, ge=0, le=10_000)