feat: get root folder file

internal/fs/read.go

@@ -3,10 +3,13 @@ package fs
 import (
 	"context"
 	"github.com/alist-org/alist/v3/internal/driver"
+	"github.com/alist-org/alist/v3/internal/model"
 	"github.com/alist-org/alist/v3/internal/operations"
+	"github.com/alist-org/alist/v3/pkg/utils"
 	"github.com/pkg/errors"
 	log "github.com/sirupsen/logrus"
 	stdpath "path"
+	"time"
 )
 
 // List files
@@ -38,14 +41,27 @@ func List(ctx context.Context, path string) ([]driver.FileInfo, error) {
 }
 
 func Get(ctx context.Context, path string) (driver.FileInfo, error) {
-	virtualFiles := operations.GetAccountVirtualFilesByPath(path)
-	for _, f := range virtualFiles {
-		if f.GetName() == stdpath.Base(path) {
-			return f, nil
+	path = utils.StandardizationPath(path)
+	// maybe a virtual file
+	if path != "/" {
+		virtualFiles := operations.GetAccountVirtualFilesByPath(stdpath.Dir(path))
+		for _, f := range virtualFiles {
+			if f.GetName() == stdpath.Base(path) {
+				return f, nil
+			}
 		}
 	}
 	account, actualPath, err := operations.GetAccountAndActualPath(path)
 	if err != nil {
+		// if there are no account prefix with path, maybe root folder
+		if path == "/" {
+			return model.File{
+				Name:     "root",
+				Size:     0,
+				Modified: time.Time{},
+				IsFolder: true,
+			}, nil
+		}
 		return nil, errors.WithMessage(err, "failed get account")
 	}
 	return operations.Get(ctx, account, actualPath)

pkg/utils/path.go

@@ -11,6 +11,7 @@ func StandardizationPath(path string) string {
 	return path
 }
 
+// PathEqual judge path is equal
 func PathEqual(path1, path2 string) bool {
 	return StandardizationPath(path1) == StandardizationPath(path2)
 }