66 lines
1.3 KiB
Go
66 lines
1.3 KiB
Go
package worker
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import (
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"context"
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"time"
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"github.com/rs/zerolog/log"
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"github.com/TelegramExchange/tgex-backend/tg_parser/internal/usecase"
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)
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type ViewsConfig struct {
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Interval time.Duration `envconfig:"WORKER__VIEWS_INTERVAL" default:"30s"`
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RequestTimeout time.Duration `envconfig:"WORKER__REQUEST_TIMEOUT" default:"10s"`
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}
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type ViewsWorker struct {
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usecase *usecase.UseCase
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config ViewsConfig
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stop chan struct{}
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done chan struct{}
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}
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func NewViewsWorker(uc *usecase.UseCase, cfg ViewsConfig) *ViewsWorker {
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w := &ViewsWorker{
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usecase: uc,
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config: cfg,
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stop: make(chan struct{}),
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done: make(chan struct{}),
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}
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go w.run()
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return w
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}
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func (w *ViewsWorker) run() {
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log.Info().Msg("views worker: started")
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for {
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select {
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case <-w.stop:
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log.Info().Msg("views worker: stopped")
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close(w.done)
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return
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case <-time.After(w.config.Interval):
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log.Debug().Dur("interval", w.config.Interval).Msg("views worker: refresh tick")
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ctx, cancel := context.WithTimeout(context.Background(), w.config.RequestTimeout)
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err := w.usecase.FetchViews(ctx)
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if err != nil {
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log.Error().Err(err).Msg("views worker: FetchViews error")
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} else {
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log.Debug().Msg("views worker: refresh finished")
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}
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cancel()
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}
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}
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}
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func (w *ViewsWorker) Stop() {
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close(w.stop)
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<-w.done
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}
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