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/// Convert an h:m:s string to a Duration
pub mod hms_duration {
use std::num::ParseIntError;
use std::time::Duration;
use serde::de::Error;
use serde::Deserialize;
use serde::Deserializer;
use serde::Serializer;
pub fn serialize<S>(duration: &Duration, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let secs = duration.as_secs();
let hours = secs / 3600;
let minutes = (secs % 3600) / 60;
let seconds = secs % 60;
let s = if hours > 0 {
format!("{hours:0>2}:{minutes:0>2}:{seconds:0>2}")
} else {
format!("{minutes:0>2}:{seconds:0>2}")
};
serializer.serialize_str(&s)
}
pub fn deserialize<'de, D>(deserializer: D) -> Result<Duration, D::Error>
where
D: Deserializer<'de>,
{
let s = String::deserialize(deserializer)?;
from_string(s).map_err(Error::custom)
}
pub fn from_string(s: String) -> Result<Duration, ParseIntError> {
let mut total_seconds = 0;
let mut mult = 1;
for x in s.rsplit(":") {
let t: u64 = x.parse()?;
total_seconds += t * mult;
mult *= 60;
}
Ok(Duration::from_secs(total_seconds))
}
}
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