feat: add expiration field for Link

internal/driver/link.go

@@ -3,6 +3,7 @@ package driver
 import (
 	"io"
 	"net/http"
+	"time"
 )
 
 type LinkArgs struct {
@@ -11,9 +12,10 @@ type LinkArgs struct {
 }
 
 type Link struct {
-	URL      string
-	Header   http.Header
-	Data     io.ReadCloser
-	Status   int
-	FilePath string
+	URL        string
+	Header     http.Header    // needed header
+	Data       io.ReadCloser  // return file reader directly
+	Status     int            // status maybe 200 or 206, etc
+	FilePath   string         // local file, return the filepath
+	Expiration *time.Duration // url expiration time
 }

internal/operations/fs.go

@@ -52,7 +52,11 @@ func Get(ctx context.Context, account driver.Driver, path string) (driver.FileIn
 
 // Link get link, if is a url. show have an expiry time
 func Link(ctx context.Context, account driver.Driver, path string, args driver.LinkArgs) (*driver.Link, error) {
-	return account.Link(ctx, path, args)
+	link, err := account.Link(ctx, path, args)
+	if err != nil {
+		return nil, errors.WithMessage(err, "failed get link")
+	}
+	return link, nil
 }
 
 func MakeDir(ctx context.Context, account driver.Driver, path string) error {