Extract logic into transcribe service

internal/service/s3/s3.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"os"
+	"strings"
 
 	"github.com/aws/aws-sdk-go-v2/aws"
 	"github.com/aws/aws-sdk-go-v2/config"
@@ -78,3 +79,9 @@ func (s *S3Service) UploadFile(filePath, fileName string) error {
 
 	return nil
 }
+
+func (s *S3Service) FileUrl(fileName string) string {
+	endpoint := strings.TrimRight(os.Getenv("S3_ENDPOINT"), "/")
+	bucketName := os.Getenv("S3_BUCKET_NAME")
+	return fmt.Sprintf("%s/%s/%s", endpoint, bucketName, fileName)
+}