wmata/
date.rs

1//! Date related structs and implementations
2use chrono::{DateTime, FixedOffset, ParseResult, TimeZone};
3use serde::{self, Deserialize, Deserializer};
4
5const FORMAT: &str = "%Y-%m-%dT%H:%M:%S";
6const HOUR: i32 = 3600;
7
8pub struct Date {
9    pub year: u16,
10    pub month: u8,
11    pub day: u8,
12}
13
14impl Date {
15    pub fn new(year: u16, month: u8, day: u8) -> Self {
16        Date { year, month, day }
17    }
18}
19
20impl ToString for Date {
21    fn to_string(&self) -> String {
22        format!("{:04}-{:02}-{:02}", self.year, self.month, self.day)
23    }
24}
25
26fn string_time_to_date(time: &str) -> ParseResult<DateTime<FixedOffset>> {
27    FixedOffset::west(HOUR * 5).datetime_from_str(time, FORMAT)
28}
29
30pub(crate) fn deserialize<'de, D>(deserializer: D) -> Result<DateTime<FixedOffset>, D::Error>
31where
32    D: Deserializer<'de>,
33{
34    string_time_to_date(&String::deserialize(deserializer)?).map_err(serde::de::Error::custom)
35}
36
37pub(crate) fn deserialize_option<'de, D>(
38    deserializer: D,
39) -> Result<Option<DateTime<FixedOffset>>, D::Error>
40where
41    D: Deserializer<'de>,
42{
43    String::deserialize(deserializer).map(|s| string_time_to_date(&s).ok())
44}
wmata/date.rs

wmata/
date.rs
