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// This file is part of ICU4X. For terms of use, please see the file
// called LICENSE at the top level of the ICU4X source tree
// (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
use icu_calendar::week::WeekOf;
#[diplomat::bridge]
pub mod ffi {
use crate::date::ffi::ICU4XIsoWeekday;
use crate::errors::ffi::ICU4XError;
use crate::locale::ffi::ICU4XLocale;
use crate::provider::ffi::ICU4XDataProvider;
use alloc::boxed::Box;
use icu_calendar::week::{RelativeUnit, WeekCalculator};
#[diplomat::rust_link(icu::calendar::week::RelativeUnit, Enum)]
#[diplomat::enum_convert(RelativeUnit)]
pub enum ICU4XWeekRelativeUnit {
Previous,
Current,
Next,
}
#[diplomat::rust_link(icu::calendar::week::WeekOf, Struct)]
pub struct ICU4XWeekOf {
pub week: u16,
pub unit: ICU4XWeekRelativeUnit,
}
/// A Week calculator, useful to be passed in to `week_of_year()` on Date and DateTime types
#[diplomat::opaque]
#[diplomat::rust_link(icu::calendar::week::WeekCalculator, Struct)]
pub struct ICU4XWeekCalculator(pub WeekCalculator);
impl ICU4XWeekCalculator {
/// Creates a new [`ICU4XWeekCalculator`] from locale data.
#[diplomat::rust_link(icu::calendar::week::WeekCalculator::try_new, FnInStruct)]
pub fn create(
provider: &ICU4XDataProvider,
locale: &ICU4XLocale,
) -> Result<Box<ICU4XWeekCalculator>, ICU4XError> {
let locale = locale.to_datalocale();
Ok(Box::new(ICU4XWeekCalculator(call_constructor!(
WeekCalculator::try_new,
WeekCalculator::try_new_with_any_provider,
WeekCalculator::try_new_with_buffer_provider,
provider,
&locale,
)?)))
}
#[diplomat::rust_link(
icu::calendar::week::WeekCalculator::first_weekday,
StructField,
compact
)]
#[diplomat::rust_link(
icu::calendar::week::WeekCalculator::min_week_days,
StructField,
compact
)]
pub fn create_from_first_day_of_week_and_min_week_days(
first_weekday: ICU4XIsoWeekday,
min_week_days: u8,
) -> Box<ICU4XWeekCalculator> {
let mut calculator = WeekCalculator::default();
calculator.first_weekday = first_weekday.into();
calculator.min_week_days = min_week_days;
Box::new(ICU4XWeekCalculator(calculator))
}
/// Returns the weekday that starts the week for this object's locale
#[diplomat::rust_link(icu::calendar::week::WeekCalculator::first_weekday, StructField)]
pub fn first_weekday(&self) -> ICU4XIsoWeekday {
self.0.first_weekday.into()
}
/// The minimum number of days overlapping a year required for a week to be
/// considered part of that year
#[diplomat::rust_link(icu::calendar::week::WeekCalculator::min_week_days, StructField)]
pub fn min_week_days(&self) -> u8 {
self.0.min_week_days
}
}
}
impl From<WeekOf> for ffi::ICU4XWeekOf {
fn from(other: WeekOf) -> Self {
ffi::ICU4XWeekOf {
week: other.week,
unit: other.unit.into(),
}
}
}
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