obrewin_data_structures/
misc.rs

1use chrono::{DateTime, Utc};
2use serde::de::Error as DeError;
3use serde::{Deserialize, Serialize};
4
5/// Wrapping struct for `DateTime<Utc>`.
6#[derive(Copy, Clone)]
7pub struct DateTimeUTC(DateTime<Utc>);
8
9impl From<DateTime<Utc>> for DateTimeUTC {
10    fn from(value: DateTime<Utc>) -> Self {
11        Self(value)
12    }
13}
14
15impl From<DateTimeUTC> for DateTime<Utc> {
16    fn from(value: DateTimeUTC) -> Self {
17        value.0
18    }
19}
20
21impl Serialize for DateTimeUTC {
22    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
23    where
24        S: serde::Serializer,
25    {
26        let (total_seconds, subsec_nano) = (self.0.timestamp(), self.0.timestamp_subsec_nanos());
27        (total_seconds, subsec_nano).serialize(serializer)
28    }
29}
30
31impl<'de> Deserialize<'de> for DateTimeUTC {
32    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
33    where
34        D: serde::Deserializer<'de>,
35    {
36        let (sec, subsec_nano): (i64, u32) = Deserialize::deserialize(deserializer)?;
37        if let Some(dt) = chrono::DateTime::from_timestamp(sec, subsec_nano) {
38            Ok(dt.into())
39        } else {
40            Err(DeError::custom("DateTimeUTC deserialization failed"))
41        }
42    }
43}
obrewin_data_structures/misc.rs

obrewin_data_structures/
misc.rs
