64 lines
1.0 KiB
Go
64 lines
1.0 KiB
Go
package event
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import (
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"slices"
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"time"
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)
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type IntervalTask struct {
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F func() error
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LastTrigger time.Time
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Interval time.Duration
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}
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type OnceTask struct {
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F func() error
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Trigger time.Time
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}
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type Timer struct {
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Once []OnceTask
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Interval []IntervalTask
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Active bool
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}
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func (t *Timer) Tick() (err error) {
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if !t.Active {
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return
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}
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for i, task := range t.Interval {
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if time.Since(task.LastTrigger) >= task.Interval {
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task.LastTrigger = time.Now()
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err = task.F()
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if err != nil {
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return
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}
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}
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t.Interval[i] = task
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}
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for i, task := range t.Once {
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if task.Trigger.After(time.Now()) {
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err = task.F()
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if err != nil {
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return
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}
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slices.Delete(t.Once, i, i)
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}
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}
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return
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}
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func (t *Timer) Every(interval time.Duration, f func() error) {
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t.Interval = append(t.Interval, IntervalTask{
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F: f,
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Interval: interval,
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})
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}
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func (t *Timer) In(interval time.Duration, f func() error) {
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t.Once = append(t.Once, OnceTask{
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F: f,
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Trigger: time.Now().Add(interval),
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})
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}
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