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111 lines
2.0 KiB
111 lines
2.0 KiB
// Copyright 2023 ROC. All rights reserved.
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// Use of this source code is governed by a MIT style
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// license that can be found in the LICENSE file.
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package events
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import (
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"github.com/robfig/cron/v3"
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)
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var (
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_defaultJobManager JobManager = (*jobManager)(nil)
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)
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type (
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EntryID = cron.EntryID
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)
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// JobFn job help function that implement cron.Job interface
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type JobFn func()
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func (fn JobFn) Run() {
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fn()
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}
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// Job job interface
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type Job interface {
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cron.Schedule
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cron.Job
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}
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type simpleJob struct {
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cron.Schedule
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cron.Job
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}
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// JobManager job manger interface
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type JobManager interface {
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Start()
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Stop()
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Remove(id EntryID)
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Schedule(Job) EntryID
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}
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type jobManager struct {
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m *cron.Cron
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}
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func (j *jobManager) Start() {
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j.m.Start()
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}
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func (j *jobManager) Stop() {
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j.m.Stop()
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}
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// Remove an entry from being run in the future.
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func (j *jobManager) Remove(id EntryID) {
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j.m.Remove(id)
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}
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// Schedule adds a Job to the Cron to be run on the given schedule.
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// The job is wrapped with the configured Chain.
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func (j *jobManager) Schedule(job Job) EntryID {
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return j.m.Schedule(job, job)
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}
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func initJobManager() {
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_defaultJobManager = &jobManager{
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m: cron.New(),
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}
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StartJobManager()
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}
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func StartJobManager() {
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_defaultJobManager.Start()
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}
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func StopJobManager() {
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_defaultJobManager.Stop()
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}
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// NewJob create new Job instance
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func NewJob(s cron.Schedule, fn JobFn) Job {
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return &simpleJob{
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Schedule: s,
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Job: fn,
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}
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}
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// RemoveJob an entry from being run in the future.
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func RemoveJob(id EntryID) {
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_defaultJobManager.Remove(id)
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}
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// ScheduleJob adds a Job to the Cron to be run on the given schedule.
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// The job is wrapped with the configured Chain.
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func ScheduleJob(job Job) EntryID {
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return _defaultJobManager.Schedule(job)
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}
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// Schedule adds a Job to the Cron to be run on the given schedule.
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// The job is wrapped with the configured Chain.
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func Schedule(s cron.Schedule, fn JobFn) EntryID {
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job := &simpleJob{
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Schedule: s,
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Job: fn,
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}
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return _defaultJobManager.Schedule(job)
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}
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