fix/improve behavior of "sorted" attribute

src/public/app/widgets/note_tree.js

@@ -1198,7 +1198,25 @@ export default class NoteTreeWidget extends TabAwareWidget {
         this.clearSelectedNodes();
     }
 
+    canBeMovedUpOrDown(node) {
+        if (node.data.noteId === 'root') {
+            return false;
+        }
+
+        const parentNote = treeCache.getNoteFromCache(node.getParent().data.noteId);
+
+        if (parentNote && parentNote.hasLabel('sorted')) {
+            return false;
+        }
+
+        return true;
+    }
+
     moveNoteUpCommand({node}) {
+        if (!this.canBeMovedUpOrDown(node)) {
+            return;
+        }
+
         const beforeNode = node.getPrevSibling();
 
         if (beforeNode !== null) {
@@ -1207,7 +1225,12 @@ export default class NoteTreeWidget extends TabAwareWidget {
     }
 
     moveNoteDownCommand({node}) {
+        if (!this.canBeMovedUpOrDown(node)) {
+            return;
+        }
+
         const afterNode = node.getNextSibling();
+
         if (afterNode !== null) {
             branchService.moveAfterBranch([node.data.branchId], afterNode.data.branchId);
         }

src/services/handlers.js

@@ -3,6 +3,7 @@ const scriptService = require('./script');
 const treeService = require('./tree');
 const noteService = require('./notes');
 const repository = require('./repository');
+const noteCache = require('./note_cache/note_cache');
 const Attribute = require('../entities/attribute');
 
 function runAttachedRelations(note, relationName, originEntity) {
@@ -22,11 +23,11 @@ eventService.subscribe(eventService.NOTE_TITLE_CHANGED, note => {
     runAttachedRelations(note, 'runOnNoteTitleChange', note);
 
     if (!note.isRoot()) {
-        const parents = note.getParentNotes();
+        const noteFromCache = noteCache.notes[note.noteId];
 
-        for (const parent of parents) {
-            if (parent.hasOwnedLabel("sorted")) {
-                treeService.sortNotesAlphabetically(parent.noteId);
+        for (const parentNote of noteFromCache.parents) {
+            if (parentNote.hasLabel("sorted")) {
+                treeService.sortNotesAlphabetically(parentNote.noteId);
             }
         }
     }
@@ -80,6 +81,16 @@ eventService.subscribe(eventService.ENTITY_CREATED, ({ entityName, entity }) =>
         }
         else if (entity.type === 'label' && entity.name === 'sorted') {
             treeService.sortNotesAlphabetically(entity.noteId);
+
+            if (entity.isInheritable) {
+                const note = noteCache.notes[entity.noteId];
+
+                if (note) {
+                    for (const noteId of note.subtreeNoteIds) {
+                        treeService.sortNotesAlphabetically(noteId);
+                    }
+                }
+            }
         }
     }
     else if (entityName === 'notes') {

src/services/note_cache/entities/note.js

@@ -133,6 +133,14 @@ class Note {
         return !!this.attributes.find(attr => attr.type === type && attr.name === name);
     }
 
+    hasLabel(name) {
+        return this.hasAttribute('label', name);
+    }
+
+    hasRelation(name) {
+        return this.hasAttribute('relation', name);
+    }
+
     getLabelValue(name) {
         const label = this.attributes.find(attr => attr.type === 'label' && attr.name === name);
 
@@ -275,6 +283,11 @@ class Note {
         return arr.flat();
     }
 
+    /** @return {String[]} */
+    get subtreeNoteIds() {
+        return this.subtreeNotes.map(note => note.noteId);
+    }
+
     get parentCount() {
         return this.parents.length;
     }

src/services/note_cache/note_cache.js

@@ -1,9 +1,5 @@
 "use strict";
 
-const Note = require('./entities/note');
-const Branch = require('./entities/branch');
-const Attribute = require('./entities/attribute');
-
 class NoteCache {
     constructor() {
         this.reset();