ai-voicebot/shared/models.py

"""
Shared Pydantic models for API communication between voicebot and server components.

This module contains all the shared data models used for:
- HTTP API requests and responses
- WebSocket message payloads
- Data persistence structures
Test comment for shared reload detection - updated again
"""

from __future__ import annotations
from typing import List, Dict, Optional, Literal
from pydantic import BaseModel


# =============================================================================
# Core Data Models (for persistence and API communication)
# =============================================================================

class NamePasswordRecord(BaseModel):
    """Password hash record for reserved names"""
    salt: str
    hash: str


class LobbyModel(BaseModel):
    """Core lobby model used across components"""
    id: str
    name: str
    private: bool = False


class SessionModel(BaseModel):
    """Core session model used across components"""
    id: str
    name: str = ""
    lobbies: List[LobbyModel] = []


class ParticipantModel(BaseModel):
    """Represents a participant in a lobby/session"""
    name: str
    session_id: str
    live: bool
    protected: bool


# =============================================================================
# HTTP API Request/Response Models
# =============================================================================

class AdminNamesResponse(BaseModel):
    """Response for admin names endpoint"""
    name_passwords: Dict[str, NamePasswordRecord]


class AdminActionResponse(BaseModel):
    """Response for admin actions"""
    status: Literal["ok", "not_found"]
    name: str


class AdminSetPassword(BaseModel):
    """Request model for setting admin password"""
    name: str
    password: str


class AdminClearPassword(BaseModel):
    """Request model for clearing admin password"""
    name: str


class HealthResponse(BaseModel):
    """Health check response"""
    status: str


class ClientStatusResponse(BaseModel):
    """Client status response"""

    client_running: bool
    session_name: str
    lobby: str
    server_url: str


class LobbyListItem(BaseModel):
    """Lobby item for list responses"""
    id: str
    name: str


class LobbiesResponse(BaseModel):
    """Response containing list of lobbies"""
    lobbies: List[LobbyListItem]


class SessionResponse(BaseModel):
    """Session response model"""
    id: str
    name: str
    lobbies: List[LobbyModel]


class LobbyCreateData(BaseModel):
    """Data for lobby creation"""
    name: str
    private: bool = False


class LobbyCreateRequest(BaseModel):
    """Request for creating a lobby"""
    type: Literal["lobby_create"]
    data: LobbyCreateData


class LobbyCreateResponse(BaseModel):
    """Response for lobby creation"""
    type: Literal["lobby_created"]
    data: LobbyModel


# =============================================================================
# WebSocket Message Models
# =============================================================================

class JoinStatusModel(BaseModel):
    """WebSocket message for join status updates"""
    status: str
    message: str = ""


class UserJoinedModel(BaseModel):
    """WebSocket message for user joined events"""
    name: str
    session_id: str


class LobbyStateModel(BaseModel):
    """WebSocket message for lobby state updates"""
    participants: List[ParticipantModel] = []


class UpdateNameModel(BaseModel):
    name: str
    protected: Optional[bool] = False


class WebSocketMessageModel(BaseModel):
    """Base model for all WebSocket messages"""

    type: str
    data: (
        JoinStatusModel
        | UserJoinedModel
        | LobbyStateModel
        | UpdateNameModel
        | ICECandidateDictModel
        | AddPeerModel
        | RemovePeerModel
        | SessionDescriptionModel
        | IceCandidateModel
        | LobbyCreateResponse
        | ChatMessageModel
        | ChatMessagesListModel
        | Dict[str, str]
    )  # Generic dict for simple messages


# =============================================================================
# WebRTC Signaling Models (specific to voicebot)
# =============================================================================

class ICECandidateDictModel(BaseModel):
    """ICE candidate dictionary structure"""
    candidate: Optional[str] = None
    sdpMid: Optional[str] = None
    sdpMLineIndex: Optional[int] = None


class AddPeerModel(BaseModel):
    """WebRTC add peer message"""
    peer_id: str
    peer_name: str
    should_create_offer: bool = False


class RemovePeerModel(BaseModel):
    """WebRTC remove peer message"""
    peer_id: str
    peer_name: str


class SessionDescriptionTypedModel(BaseModel):
    """WebRTC session description"""
    type: str
    sdp: str


class SessionDescriptionModel(BaseModel):
    """WebRTC session description message"""
    peer_id: str
    peer_name: str
    session_description: SessionDescriptionTypedModel


class IceCandidateModel(BaseModel):
    """WebRTC ICE candidate message"""
    peer_id: str
    peer_name: str
    candidate: ICECandidateDictModel


# =============================================================================
# Chat Message Models
# =============================================================================


class ChatMessageModel(BaseModel):
    """Chat message model"""

    id: str
    message: str
    sender_name: str
    sender_session_id: str
    timestamp: float
    lobby_id: str


class ChatMessagesSendModel(BaseModel):
    """WebSocket message for sending a chat message"""

    message: str


class ChatMessagesListModel(BaseModel):
    """WebSocket message containing list of chat messages"""

    messages: List[ChatMessageModel]


class ChatMessagesRequest(BaseModel):
    """Request for chat messages"""

    lobby_id: str
    limit: Optional[int] = 50


class ChatMessagesResponse(BaseModel):
    """Response containing chat messages"""

    messages: List[ChatMessageModel]


# =============================================================================
# Data Persistence Models
# =============================================================================

class LobbySaved(BaseModel):
    """Lobby model for persistence"""
    id: str
    name: str
    private: bool = False


class SessionSaved(BaseModel):
    """Session model for persistence"""
    id: str
    name: str = ""
    lobbies: List[LobbySaved] = []
    created_at: float = 0.0
    last_used: float = 0.0
    displaced_at: Optional[float] = None  # When name was taken over


class SessionsPayload(BaseModel):
    """Complete sessions data for persistence"""
    sessions: List[SessionSaved] = []
    name_passwords: Dict[str, NamePasswordRecord] = {}


# =============================================================================
# Bot Provider Models
# =============================================================================


class BotInfoModel(BaseModel):
    """Information about a specific bot"""

    name: str
    description: str


class BotProviderModel(BaseModel):
    """Bot provider registration information"""

    provider_id: str
    base_url: str
    name: str
    description: str = ""
    registered_at: float
    last_seen: float


class BotProviderRegisterRequest(BaseModel):
    """Request to register a bot provider"""

    base_url: str
    name: str
    description: str = ""


class BotProviderRegisterResponse(BaseModel):
    """Response after registering a bot provider"""

    provider_id: str
    status: str = "registered"


class BotProviderListResponse(BaseModel):
    """Response listing all registered bot providers"""

    providers: List[BotProviderModel]


class BotListResponse(BaseModel):
    """Response listing all available bots from all providers"""

    bots: Dict[str, BotInfoModel]  # bot_name -> bot_info
    providers: Dict[str, str]  # bot_name -> provider_id


class BotJoinLobbyRequest(BaseModel):
    """Request to make a bot join a lobby"""

    bot_name: str
    lobby_id: str
    nick: str = ""
    provider_id: Optional[str] = None  # Optional: specify which provider to use


class BotJoinPayload(BaseModel):
    """Payload sent to bot provider to make a bot join a lobby"""

    lobby_id: str
    session_id: str
    nick: str
    server_url: str
    insecure: bool = False


class BotJoinLobbyResponse(BaseModel):
    """Response after requesting a bot to join a lobby"""

    status: str
    bot_name: str
    run_id: str
    provider_id: str