diff options
| author | Joe Carstairs <jcarstairs@scottlogic.com> | 2025-07-28 13:22:53 +0100 |
|---|---|---|
| committer | Joe Carstairs <jcarstairs@scottlogic.com> | 2025-07-28 13:30:27 +0100 |
| commit | 2361adeb0ca77904138e3466d51c2f44cf6df613 (patch) | |
| tree | f6e7192908f99fab62061913d8a1e9d2b918414b /schist_models/src/datetime_utc.rs | |
| parent | c7ed1e61ce2218be0b9e60577454124c4e43a366 (diff) | |
Tidier folders
Diffstat (limited to 'schist_models/src/datetime_utc.rs')
| -rw-r--r-- | schist_models/src/datetime_utc.rs | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/schist_models/src/datetime_utc.rs b/schist_models/src/datetime_utc.rs deleted file mode 100644 index 9b63145..0000000 --- a/schist_models/src/datetime_utc.rs +++ /dev/null @@ -1,223 +0,0 @@ -use std::{fmt::Display, str::FromStr}; - -use anyhow::{Context, Result}; -use chrono::{DateTime, Datelike as ChronoDatelike, NaiveDate, Timelike as ChronoTimelike, Utc}; -use diesel::{ - backend::Backend, - deserialize::{self, FromSql, FromSqlRow}, - expression::AsExpression, - serialize::{self, ToSql}, - sql_types::Text, - sqlite::Sqlite, -}; -use serde::{Deserialize, Serialize}; - -use schist_traits::{dateable::Dateable, nowlike::Nowlike, timeable::Timeable}; - -#[derive( - PartialEq, - Eq, - PartialOrd, - Ord, - Serialize, - Deserialize, - Clone, - Debug, - AsExpression, - FromSqlRow, -)] -#[diesel(sql_type=Text)] -pub struct DatetimeUtc { - chrono_datetime_utc: DateTime<Utc>, -} - -impl DatetimeUtc { - pub fn from_ymd_and_hms(year: i32, month: u32, day: u32, hour: u32, min: u32, sec: u32) -> Result<Self> { - Ok(Self { chrono_datetime_utc: NaiveDate - ::from_ymd_opt(year, month, day) - .with_context(|| format!("failed to construct datetime from ymd {:04}-{:02}-{:02}", year, month, day))? - .and_hms_opt(hour, min, sec) - .with_context(|| format!("failed to construct datetime from hms {:02}:{:02}:{:02}", hour, min, sec))? - .and_utc() - }) - } -} - -impl FromStr for DatetimeUtc { - type Err = anyhow::Error; - - /// Constructs DatetimeUtc from a date string in ISO format, in UTC - /// Example: "2024-10-24T10:30:00.000" -> 10.30am 24 Oct 2024 UTC - fn from_str(datetime_str: &str) -> Result<Self> { - let chrono_datetime_utc = datetime_str.parse::<DateTime<Utc>>()?; - Ok(Self { - chrono_datetime_utc, - }) - } -} - -impl Display for DatetimeUtc { - /// Converts to a date string in ISO format, in UTC - /// Example: 10.30am 24 Oct 2024 UTC -> "2024-10-24T10:30:00.000Z" - fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result { - write!(f, "{}", self.chrono_datetime_utc.to_rfc3339_opts(chrono::SecondsFormat::Millis, true)) - } -} - -impl Nowlike for DatetimeUtc { - fn now() -> Self { - let now = Utc::now(); - Self::from_ymd_and_hms( - now.year(), - now.month(), - now.day(), - now.hour(), - now.minute(), - now.second(), - ).unwrap() - } -} - -impl Dateable for DatetimeUtc { - fn year(&self) -> i32 { - self.chrono_datetime_utc.year() - } - - fn month(&self) -> u32 { - self.chrono_datetime_utc.month() - } - - fn day(&self) -> u32 { - self.chrono_datetime_utc.day() - } -} - -impl Timeable for DatetimeUtc { - fn hour(&self) -> u32 { - self.chrono_datetime_utc.hour() - } - - fn minute(&self) -> u32 { - self.chrono_datetime_utc.minute() - } - - fn second(&self) -> u32 { - self.chrono_datetime_utc.second() - } -} - -impl ToSql<Text, Sqlite> for DatetimeUtc { - fn to_sql<'b>( - &'b self, - out: &mut diesel::serialize::Output<'b, '_, Sqlite>, - ) -> serialize::Result { - out.set_value::<String>(self.to_string()); - Ok(serialize::IsNull::No) - } -} - -impl FromSql<Text, Sqlite> for DatetimeUtc { - fn from_sql(bytes: <Sqlite as Backend>::RawValue<'_>) -> deserialize::Result<DatetimeUtc> { - let str = <String as FromSql<Text, Sqlite>>::from_sql(bytes)?; - Ok(str.parse()?) - } -} - -#[cfg(test)] -mod test { - use super::*; - - #[test] - fn when_from_ymd_and_hms_then_ymd_and_hms_are_as_expected() { - let datetime_utc = DatetimeUtc::from_ymd_and_hms(1970, 11, 23, 12, 55, 16); - - assert!(datetime_utc.is_ok()); - let date_utc = datetime_utc.unwrap(); - assert_eq!(date_utc.year(), 1970); - assert_eq!(date_utc.month(), 11); - assert_eq!(date_utc.day(), 23); - assert_eq!(date_utc.hour(), 12); - assert_eq!(date_utc.minute(), 55); - assert_eq!(date_utc.second(), 16); - } - - #[test] - fn when_from_ymd_and_hms_then_to_string_as_expected() { - let date_utc = DatetimeUtc::from_ymd_and_hms(1970, 11, 23, 12, 55, 16); - - assert!(date_utc.is_ok()); - assert_eq!(date_utc.unwrap().to_string(), "1970-11-23T12:55:16.000Z") - } - - #[test] - fn when_with_invalid_ymd_and_hms_then_err() { - let datetime_utc_1 = DatetimeUtc::from_ymd_and_hms(1970, 0, 23, 12, 55, 16); - let datetime_utc_2 = DatetimeUtc::from_ymd_and_hms(1970, 13, 23, 12, 55, 16); - let datetime_utc_3 = DatetimeUtc::from_ymd_and_hms(1970, 11, 0, 12, 55, 16); - let datetime_utc_4 = DatetimeUtc::from_ymd_and_hms(1970, 11, 31, 12, 55, 16); - let datetime_utc_5 = DatetimeUtc::from_ymd_and_hms(1971, 2, 29, 12, 55, 16); - let datetime_utc_6 = DatetimeUtc::from_ymd_and_hms(1970, 11, 23, 25, 0, 0); - let datetime_utc_7 = DatetimeUtc::from_ymd_and_hms(1970, 11, 23, 0, 61, 0); - let datetime_utc_8 = DatetimeUtc::from_ymd_and_hms(1970, 11, 23, 0, 0, 61); - - assert!(datetime_utc_1.is_err()); - assert_eq!(datetime_utc_1.unwrap_err().to_string(), "failed to construct datetime from ymd 1970-00-23"); - assert!(datetime_utc_2.is_err()); - assert_eq!(datetime_utc_2.unwrap_err().to_string(), "failed to construct datetime from ymd 1970-13-23"); - assert!(datetime_utc_3.is_err()); - assert_eq!(datetime_utc_3.unwrap_err().to_string(), "failed to construct datetime from ymd 1970-11-00"); - assert!(datetime_utc_4.is_err()); - assert_eq!(datetime_utc_4.unwrap_err().to_string(), "failed to construct datetime from ymd 1970-11-31"); - assert!(datetime_utc_5.is_err()); - assert_eq!(datetime_utc_5.unwrap_err().to_string(), "failed to construct datetime from ymd 1971-02-29"); - assert!(datetime_utc_6.is_err()); - assert_eq!(datetime_utc_6.unwrap_err().to_string(), "failed to construct datetime from hms 25:00:00"); - assert!(datetime_utc_7.is_err()); - assert_eq!(datetime_utc_7.unwrap_err().to_string(), "failed to construct datetime from hms 00:61:00"); - assert!(datetime_utc_8.is_err()); - assert_eq!(datetime_utc_8.unwrap_err().to_string(), "failed to construct datetime from hms 00:00:61"); - } - - #[test] - fn when_from_string_then_ymd_and_hms_are_as_expected() { - let date_utc: Result<DatetimeUtc> = "1970-11-23T12:55:16.000Z".parse(); - - assert!(date_utc.is_ok()); - let datetime_utc = date_utc.unwrap(); - assert_eq!(datetime_utc.year(), 1970); - assert_eq!(datetime_utc.month(), 11); - assert_eq!(datetime_utc.day(), 23); - assert_eq!(datetime_utc.hour(), 12); - assert_eq!(datetime_utc.minute(), 55); - assert_eq!(datetime_utc.second(), 16); - } - - #[test] - fn when_from_string_then_to_string_as_expected() { - let datetime_utc: Result<DatetimeUtc> = "1970-11-23T12:55:16.000Z".parse(); - - assert!(datetime_utc.is_ok()); - assert_eq!(datetime_utc.unwrap().to_string(), "1970-11-23T12:55:16.000Z") - } - - #[test] - fn when_from_invalid_string_then_err() { - let datetime_utc_1: Result<DatetimeUtc> = "1970-00-23T00:00:00.000Z".parse(); - let datetime_utc_2: Result<DatetimeUtc> = "1970-13-23T00:00:00.000Z".parse(); - let datetime_utc_3: Result<DatetimeUtc> = "1970-11-0T00:00:00.000Z".parse(); - let datetime_utc_4: Result<DatetimeUtc> = "1970-11-31T00:00:00.000Z".parse(); - let datetime_utc_5: Result<DatetimeUtc> = "1971-02-29T00:00:00.000Z".parse(); - let datetime_utc_6: Result<DatetimeUtc> = "1970-11-23T25:00:00.000Z".parse(); - let datetime_utc_7: Result<DatetimeUtc> = "1970-11-23T00:61:00.000Z".parse(); - let datetime_utc_8: Result<DatetimeUtc> = "1970-11-23T00:00:61.000Z".parse(); - - assert!(datetime_utc_1.is_err()); - assert!(datetime_utc_2.is_err()); - assert!(datetime_utc_3.is_err()); - assert!(datetime_utc_4.is_err()); - assert!(datetime_utc_5.is_err()); - assert!(datetime_utc_6.is_err()); - assert!(datetime_utc_7.is_err()); - assert!(datetime_utc_8.is_err()); - } -} |
