from pydantic import BaseModel
from typing import Optional


class StatusResponse(BaseModel):
    online: bool
    transport_enabled: bool
    identity_hash: str
    uptime_seconds: float
    announced_count: int
    path_count: int


class NodeInfo(BaseModel):
    destination_hash: str
    app_name: Optional[str] = None
    aspects: Optional[str] = None
    last_heard: Optional[float] = None
    hops: Optional[int] = None


class NodesResponse(BaseModel):
    nodes: list[NodeInfo]
    total: int


class TopologyLink(BaseModel):
    source: str
    target: str
    hops: int
    active: bool


class TopologyResponse(BaseModel):
    nodes: list[NodeInfo]
    links: list[TopologyLink]
    node_count: int
    link_count: int


class MessageIn(BaseModel):
    destination_hash: str
    content: str
    title: str = ""


class MessageOut(BaseModel):
    id: str
    direction: str  # inbound | outbound
    sender_hash: str
    recipient_hash: str
    title: str
    content: str
    status: str  # pending | delivered | failed
    timestamp: float


class MessagesResponse(BaseModel):
    messages: list[MessageOut]
    total: int


class IdentityResponse(BaseModel):
    identity_hash: str
    public_key_hex: str


class AnnounceResponse(BaseModel):
    announced: bool
    identity_hash: str


class HealthResponse(BaseModel):
    status: str = "ok"