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51 lines
1.1 KiB
Go
51 lines
1.1 KiB
Go
package main
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import "time"
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// https://bbengfort.github.io/snippets/2016/06/26/background-work-goroutines-timer.html THANKS
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type repeater struct {
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Stopped bool
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ShutdownChannel chan string
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Interval time.Duration
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period time.Duration
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app *appContext
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}
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func newRepeater(interval time.Duration, app *appContext) *repeater {
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return &repeater{
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Stopped: false,
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ShutdownChannel: make(chan string),
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Interval: interval,
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period: interval,
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app: app,
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}
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}
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func (rt *repeater) run() {
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rt.app.info.Println("Invite daemon started")
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for {
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select {
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case <-rt.ShutdownChannel:
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rt.ShutdownChannel <- "Down"
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return
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case <-time.After(rt.period):
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break
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}
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started := time.Now()
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rt.app.storage.loadInvites()
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rt.app.debug.Println("Daemon: Checking invites")
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rt.app.checkInvites()
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finished := time.Now()
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duration := finished.Sub(started)
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rt.period = rt.Interval - duration
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}
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}
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func (rt *repeater) shutdown() {
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rt.Stopped = true
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rt.ShutdownChannel <- "Down"
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<-rt.ShutdownChannel
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close(rt.ShutdownChannel)
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}
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