Add: update foldername

pkg/api/handle_folder.go

@@ -0,0 +1,35 @@
+package api
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+type UpdateFoldernameRequest struct {
+	ID         int64  `json:"id"`
+	Foldername string `json:"foldername"`
+}
+
+func (api *API) HandleUpdateFoldername(w http.ResponseWriter, r *http.Request) {
+	req := &UpdateFoldernameRequest{}
+	err := json.NewDecoder(r.Body).Decode(req)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	// check is admin
+	err = api.CheckAdmin(w, r)
+	if err != nil {
+		api.HandleError(w, r, err)
+		return
+	}
+
+	err = api.Db.UpdateFoldername(req.ID, req.Foldername)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	api.HandleOK(w, r)
+}