108 lines
2.9 KiB
Rust
108 lines
2.9 KiB
Rust
/*
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DrCr: Web-based double-entry bookkeeping framework
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Copyright (C) 2022-2025 Lee Yingtong Li (RunasSudo)
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/// Serialises [chrono::NaiveDate] in database format
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///
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/// Use as `#[serde(with = "crate::serde::naivedate_to_js")]`, etc.
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pub mod naivedate_to_js {
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use std::fmt;
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use chrono::NaiveDate;
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use serde::{
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de::{self, Unexpected, Visitor},
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Deserializer, Serializer,
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};
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pub(crate) fn serialize<S: Serializer>(
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dt: &NaiveDate,
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serializer: S,
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) -> Result<S::Ok, S::Error> {
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serializer.serialize_str(&dt.format("%Y-%m-%d").to_string())
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}
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struct DateVisitor;
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impl<'de> Visitor<'de> for DateVisitor {
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type Value = NaiveDate;
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fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
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write!(formatter, "a date string")
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}
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fn visit_str<E>(self, s: &str) -> Result<Self::Value, E>
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where
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E: de::Error,
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{
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match NaiveDate::parse_from_str(s, "%Y-%m-%d") {
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Ok(dt) => Ok(dt),
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Err(_) => Err(de::Error::invalid_value(Unexpected::Str(s), &self)),
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}
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}
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}
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pub(crate) fn deserialize<'de, D: Deserializer<'de>>(
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deserializer: D,
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) -> Result<NaiveDate, D::Error> {
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deserializer.deserialize_str(DateVisitor)
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}
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}
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/// Serialises [chrono::NaiveDateTime] in database format
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///
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/// Use as `#[serde(with = "crate::serde::naivedatetime_to_js")]`, etc.
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pub mod naivedatetime_to_js {
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use std::fmt;
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use chrono::NaiveDateTime;
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use serde::{
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de::{self, Unexpected, Visitor},
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Deserializer, Serializer,
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};
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pub(crate) fn serialize<S: Serializer>(
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dt: &NaiveDateTime,
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serializer: S,
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) -> Result<S::Ok, S::Error> {
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serializer.serialize_str(&dt.format("%Y-%m-%d %H:%M:%S%.6f").to_string())
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}
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struct DateVisitor;
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impl<'de> Visitor<'de> for DateVisitor {
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type Value = NaiveDateTime;
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fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
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write!(formatter, "a datetime string")
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}
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fn visit_str<E>(self, s: &str) -> Result<Self::Value, E>
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where
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E: de::Error,
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{
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match NaiveDateTime::parse_from_str(s, "%Y-%m-%d %H:%M:%S%.6f") {
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Ok(dt) => Ok(dt),
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Err(_) => Err(de::Error::invalid_value(Unexpected::Str(s), &self)),
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}
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}
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}
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pub(crate) fn deserialize<'de, D: Deserializer<'de>>(
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deserializer: D,
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) -> Result<NaiveDateTime, D::Error> {
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deserializer.deserialize_str(DateVisitor)
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}
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}
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