"""
Pydantic schemas for terminal session API.
"""
from datetime import datetime
from typing import Optional, Literal

from pydantic import BaseModel, Field


class TerminalSessionRequest(BaseModel):
    """Request to create a new terminal session."""
    mode: Literal["embedded", "popout"] = Field(
        default="embedded",
        description="Terminal display mode: embedded in drawer or popout window"
    )


class TerminalSessionHost(BaseModel):
    """Host information included in session response."""
    id: str
    name: str
    ip: str
    status: str
    bootstrap_ok: bool


class TerminalSessionResponse(BaseModel):
    """Response after creating a terminal session."""
    session_id: str
    url: str
    websocket_url: str
    expires_at: datetime
    ttl_seconds: int
    mode: str
    host: TerminalSessionHost


class TerminalSessionStatus(BaseModel):
    """Current status of a terminal session."""
    session_id: str
    status: str
    host_name: str
    created_at: datetime
    expires_at: datetime
    remaining_seconds: int


class TerminalSessionList(BaseModel):
    """List of active terminal sessions."""
    sessions: list[TerminalSessionStatus]
    total: int
    max_per_user: int