52 lines
1.6 KiB
Rust
52 lines
1.6 KiB
Rust
#[cfg(feature = "sched-rule-cron")]
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mod cron;
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#[cfg(feature = "sched-rule-recurrent")]
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mod recurrent;
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#[cfg(feature = "sched-rule-recurrent")]
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pub use self::recurrent::{many, range, ranges, ruleset, val, RecurrenceRuleSet, Rule};
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use chrono::{DateTime, Local};
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/// 🧉 » a scheduling rule
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///
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/// can be:
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/// - `Once`: runs only at a specific `chrono::DateTime`
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/// - `Repeat`: runs at specific intervals defined by a `RecurrenceRule`
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/// - `Cron`: runs at specific intervals defined by a cron expression
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pub enum SchedulingRule {
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/// 🧉 » a scheduling rule that makes the task run only once at a specific `chrono::DateTime`
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Once(chrono::DateTime<Local>),
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/// 🧉 » a scheduling rule expressed with a `RecurrenceRule` structure
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#[cfg(feature = "sched-rule-recurrent")]
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Repeat(RecurrenceRuleSet),
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/// 🧉 » a scheduling rule expressed in cron format
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#[cfg(feature = "sched-rule-cron")]
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Cron(String),
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}
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impl SchedulingRule {
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/// 🧉 » get the next execution time from now
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pub fn next(&self) -> Option<DateTime<Local>> {
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self.next_from(Local::now())
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}
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/// 🧉 » get the next execution time from now
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pub fn next_from(&self, _date: DateTime<Local>) -> Option<DateTime<Local>> {
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match self {
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SchedulingRule::Once(_dt) => {
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unimplemented!()
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}
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#[cfg(feature = "sched-rule-recurrent")]
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SchedulingRule::Repeat(_rule) => {
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unimplemented!()
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}
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#[cfg(feature = "sched-rule-cron")]
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SchedulingRule::Cron(_cron) => {
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unimplemented!()
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}
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}
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}
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}
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