Refactor: move retry into single package.

1 files changed, 0 insertions, 47 deletions

diff --git a/common/retry.go b/common/retry.go
deleted file mode 100644
index ff7b869..0000000
--- a/common/retry.go
+++ /dev/null
@@ -1,47 +0,0 @@
-package common
-
-import (
-	"context"
-	"github.com/keuin/slbr/logging"
-	"time"
-)
-
-// AutoRetry retries the supplier automatically, with given time limit and interval.
-// If maximum retry time limit is reached and the supplier still fails,
-// the last error will be returned.
-// If logger is not nil, retry information will be printed to it.
-func AutoRetry[T any](
-	ctx context.Context,
-	supplier func() (T, error),
-	maxRetryTimes int,
-	retryInterval time.Duration,
-	logger *logging.Logger) (T, error) {
-	var err error
-	var ret T
-	for i := 0; i < maxRetryTimes+1; i++ {
-		ret, err = supplier()
-		if err != nil {
-			if logger != nil {
-				logger.Info("Try %v/%v (sleep %v): %v",
-					i, maxRetryTimes, retryInterval, err)
-			}
-			timer := time.NewTimer(retryInterval)
-			select {
-			case <-timer.C:
-				// time to have the next try
-				continue
-			case <-ctx.Done():
-				// context is cancelled
-				var zero T
-				return zero, ctx.Err()
-			}
-		}
-		// success
-		return ret, nil
-	}
-	if logger != nil {
-		logger.Error("Max retry times reached, but it still fails. Last error: %v", err)
-	}
-	var zero T
-	return zero, err
-}