from datetime import datetime
from typing import Optional
from pydantic import BaseModel, Field


class EnviroReading(BaseModel):
    time: datetime
    node_id: str
    temperature_c: Optional[float] = None
    humidity_percent: Optional[float] = None
    pressure_pa: Optional[float] = None
    wind_speed_ms: Optional[float] = None
    wind_direction: Optional[int] = None
    pm25_ugm3: Optional[float] = None
    pm10_ugm3: Optional[float] = None
    gas_resistance_kohm: Optional[float] = None
    battery_voltage: Optional[float] = None
    solar_voltage: Optional[float] = None

    class Config:
        from_attributes = True


class Node(BaseModel):
    id: Optional[str] = None
    mesh_node_id: str
    name: Optional[str] = None
    lat: Optional[float] = None
    lon: Optional[float] = None
    hardware_revision: str = "v1.0"
    installed_at: Optional[datetime] = None
    last_seen: Optional[datetime] = None
    is_active: bool = True

    class Config:
        from_attributes = True


class IngestEnviroPayload(BaseModel):
    type: str = Field(default="enviro_reading")
    node_id: str
    received_at: datetime
    hop_count: Optional[int] = None
    lat: Optional[float] = None
    lon: Optional[float] = None
    payload: EnviroReading