/
scheduler.go
41 lines (36 loc) · 949 Bytes
/
scheduler.go
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package core
import (
"context"
"time"
"github.com/pkg/errors"
)
type (
// Scheduler is simple wrapper for ManagerInterface.
// Scheduler provides possibility to call Manager.Run with constant interval passed to time.Ticker.
Scheduler struct {
ticker *time.Ticker
manager ManagerInterface
logger LoggerInterface
}
)
// NewScheduler provides Scheduler with predefined time.Ticker, ManagerInterface and LoggerInterface
func NewScheduler(ticker *time.Ticker, manager ManagerInterface, logger LoggerInterface) *Scheduler {
return &Scheduler{
ticker: ticker,
manager: manager,
logger: logger,
}
}
// Run start listen time.Ticker ticks until context.Context canceled.
func (s *Scheduler) Run(ctx context.Context) {
for {
select {
case <-ctx.Done():
return
case <-s.ticker.C:
if err := s.manager.Run(ctx); err != nil {
s.logger.Errorln(errors.Wrap(err, `failed to process manager run`).Error())
}
}
}
}