1 files changed, 33 insertions, 14 deletions

diff --git a/lib/model/folders.go b/lib/model/folders.go
index 576c4a2..b8e6cf5 100644
--- a/lib/model/folders.go
+++ b/lib/model/folders.go
@@ -146,6 +146,27 @@ func (f *Folders) SaveConfig() error {
 	return foldersConfigWrite(f.fileOnDisk, f.getConfigArrUnsafe())
 }
 
+// ResolveID Complete a Folder ID (helper for user that can use partial ID value)
+func (f *Folders) ResolveID(id string) (string, error) {
+	if id == "" {
+		return "", nil
+	}
+
+	match := []string{}
+	for iid := range f.folders {
+		if strings.HasPrefix(iid, id) {
+			match = append(match, iid)
+		}
+	}
+
+	if len(match) == 1 {
+		return match[0], nil
+	} else if len(match) == 0 {
+		return id, fmt.Errorf("Unknown id")
+	}
+	return id, fmt.Errorf("Multiple IDs found with provided prefix: " + id)
+}
+
 // Get returns the folder config or nil if not existing
 func (f *Folders) Get(id string) *folder.IFOLDER {
 	if id == "" {
@@ -168,8 +189,7 @@ func (f *Folders) GetConfigArr() []folder.FolderConfig {
 
 // getConfigArrUnsafe Same as GetConfigArr without mutex protection
 func (f *Folders) getConfigArrUnsafe() []folder.FolderConfig {
-	var conf []folder.FolderConfig
-
+	conf := []folder.FolderConfig{}
 	for _, v := range f.folders {
 		conf = append(conf, (*v).GetConfig())
 	}
@@ -214,24 +234,23 @@ func (f *Folders) createUpdate(newF folder.FolderConfig, create bool, initial bo
 		return nil, fmt.Errorf("Unsupported folder type")
 	}
 
+	// Allocate a new UUID
+	if create {
+		newF.ID = fld.NewUID("")
+	}
+	if !create && newF.ID == "" {
+		return nil, fmt.Errorf("Cannot update folder with null ID")
+	}
+
 	// Set default value if needed
 	if newF.Status == "" {
 		newF.Status = folder.StatusDisable
 	}
 	if newF.Label == "" {
-		newF.Label = filepath.Base(newF.ClientPath) + "_" + newF.ID[0:8]
-	}
-
-	// Allocate a new UUID
-	if create {
-		i := len(newF.Label)
-		if i > 20 {
-			i = 20
+		newF.Label = filepath.Base(newF.ClientPath)
+		if len(newF.ID) > 8 {
+			newF.Label += "_" + newF.ID[0:8]
 		}
-		newF.ID = fld.NewUID(newF.Label[:i])
-	}
-	if !create && newF.ID == "" {
-		return nil, fmt.Errorf("Cannot update folder with null ID")
 	}
 
 	// Normalize path (needed for Windows path including bashlashes)