pub mod option_date_format{
use chrono::NaiveDate;
use serde::{self, Deserialize, Serializer, Deserializer};
const FORMAT: &'static str = "%Y%m%d";
pub fn serialize<S>(
date: &Option<NaiveDate>,
serializer: S,
) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let s = match date {
Some(date) => format!("{}", date.format(FORMAT)),
None => String::from("00000000"),
};
serializer.serialize_str(&s)
}
pub fn deserialize<'de, D>(
deserializer: D,
) -> Result<Option<NaiveDate>, D::Error>
where
D: Deserializer<'de>,
{
let s = String::deserialize(deserializer)?;
Ok(NaiveDate::parse_from_str(&s, FORMAT).ok())
}
}
pub mod datetime_format {
use chrono::{DateTime, Utc, TimeZone};
use serde::{self, Deserialize, Serializer, Deserializer};
const FORMAT: &'static str = "%Y%m%d%H%M%S";
pub fn serialize<S>(
date: &DateTime<Utc>,
serializer: S,
) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
let s = format!("{}", date.format(FORMAT));
serializer.serialize_str(&s)
}
pub fn deserialize<'de, D>(
deserializer: D,
) -> Result<DateTime<Utc>, D::Error>
where
D: Deserializer<'de>,
{
let s = String::deserialize(deserializer)?;
Utc.datetime_from_str(&s, FORMAT).map_err(serde::de::Error::custom)
}
}