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use crate::units::{Error as RawError, Raw, Result as RawSensorResult};
use std::borrow::Cow;
use std::fmt;
use std::ops::{Add, Div, Mul};
#[derive(Debug, Clone, Copy, PartialOrd, PartialEq, Eq, Hash, Ord)]
pub struct Humidity(u32);
impl Humidity {
pub fn from_milli_percent(millis: u32) -> Self {
Self(millis)
}
pub fn as_milli_percent(self) -> u32 {
self.0
}
pub fn as_percent(self) -> f64 {
f64::from(self.0) / 1000.0
}
}
impl Raw for Humidity {
fn from_raw(raw: &str) -> RawSensorResult<Self> {
raw.trim()
.parse::<u32>()
.map(Humidity::from_milli_percent)
.map_err(|_| RawError::from(raw))
}
fn to_raw(&self) -> Cow<str> {
Cow::Owned(self.as_milli_percent().to_string())
}
}
impl fmt::Display for Humidity {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}%", self.as_percent())
}
}
impl Add for Humidity {
type Output = Self;
fn add(self, other: Self) -> Self {
Humidity(self.0 + other.0)
}
}
impl<T: Into<u32>> Mul<T> for Humidity {
type Output = Self;
fn mul(self, other: T) -> Humidity {
Humidity(self.0 * other.into())
}
}
impl<T: Into<u32>> Div<T> for Humidity {
type Output = Self;
fn div(self, other: T) -> Humidity {
Humidity(self.0 / other.into())
}
}