from typing import Any, Callable

from pydantic import BaseModel, ConfigDict


class Report(BaseModel):
    model_config = ConfigDict(validate_assignment=True)

    speed_mph: float = 0.0
    rpm: float = 0.0
    fuel_level_pct: float = 0.0
    oil_temp_f: float = 0.0
    coolant_temp_f: float = 0.0

    @staticmethod
    def _coerce_numeric(value: Any) -> float:
        if value is None:
            return 0.0
        if hasattr(value, "magnitude"):
            value = value.magnitude
        return float(value)

    def set_speed(self, value: Any) -> None:
        self.speed_mph = self._coerce_numeric(value)

    def set_rpm(self, value: Any) -> None:
        self.rpm = self._coerce_numeric(value)

    def set_fuel(self, value: Any) -> None:
        self.fuel_level_pct = self._coerce_numeric(value)

    def set_oil_temp(self, value: Any) -> None:
        self.oil_temp_f = self._coerce_numeric(value)

    def set_coolant_temp(self, value: Any) -> None:
        self.coolant_temp_f = self._coerce_numeric(value)


class Scan(BaseModel):
    cmd: Any = None
    interval: float = 10.0
    callback: Callable[[float], None] | None = None
    transform: Callable[[Any], float] | None = None