added "delete note revisions" search action

src/public/app/widgets/search_actions/delete_note_revisions.js

@@ -0,0 +1,28 @@
+import AbstractSearchAction from "./abstract_search_action.js";
+
+const TPL = `
+<tr>
+    <td colspan="2">
+        <span class="bx bx-trash"></span>
+    
+        Delete note revisions
+    </td>
+    <td class="button-column">
+        <div class="dropdown help-dropdown">
+            <span class="bx bx-help-circle icon-action" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"></span>
+            <div class="dropdown-menu dropdown-menu-right p-4">
+                All past note revisions of matched notes will be deleted. Note itself will be fully preserved. In other terms, note's history will be removed.
+            </div>
+        </div>
+    
+        <span class="bx bx-x icon-action action-conf-del"></span>
+    </td>
+</tr>`;
+
+export default class DeleteNoteRevisionsSearchAction extends AbstractSearchAction {
+    static get actionName() { return "deleteNoteRevisions"; }
+
+    doRender() {
+        return $(TPL);
+    }
+}

src/public/app/widgets/type_property_widgets/search_definition.js

@@ -19,6 +19,7 @@ import IncludeArchivedNotes from "../search_options/include_archived_notes.js";
 import OrderBy from "../search_options/order_by.js";
 import SearchScript from "../search_options/search_script.js";
 import Limit from "../search_options/limit.js";
+import DeleteNoteRevisionsSearchAction from "../search_actions/delete_note_revisions.js";
 
 const TPL = `
 <div class="search-definition-widget">
@@ -120,6 +121,8 @@ const TPL = `
                       <div class="dropdown-menu">
                         <a class="dropdown-item" href="#" data-action-add="deleteNote">
                             Delete note</a>
+                        <a class="dropdown-item" href="#" data-action-add="deleteNoteRevisions">
+                            Delete note revisions</a>
                         <a class="dropdown-item" href="#" data-action-add="deleteLabel">
                             Delete label</a>
                         <a class="dropdown-item" href="#" data-action-add="deleteRelation">
@@ -177,6 +180,7 @@ const ACTION_CLASSES = {};
 
 for (const clazz of [
     DeleteNoteSearchAction,
+    DeleteNoteRevisionsSearchAction,
     DeleteLabelSearchAction,
     DeleteRelationSearchAction,
     RenameLabelSearchAction,

src/routes/api/search.js

@@ -5,6 +5,7 @@ const SearchContext = require('../../services/search/search_context.js');
 const log = require('../../services/log');
 const scriptService = require('../../services/script');
 const searchService = require('../../services/search/services/search');
+const noteRevisionService = require("../../services/note_revisions.js");
 
 async function search(note) {
     let searchResultNoteIds;
@@ -56,9 +57,12 @@ async function searchFromNote(req) {
 
 const ACTION_HANDLERS = {
     deleteNote: (action, note) => {
-        note.isDeleted;
+        note.isDeleted = true;
         note.save();
     },
+    deleteNoteRevisions: (action, note) => {
+        noteRevisionService.eraseNoteRevisions(note.getRevisions().map(rev => rev.noteRevisionId));
+    },
     deleteLabel: (action, note) => {
         for (const label of note.getOwnedLabels(action.labelName)) {
             label.isDeleted = true;

src/services/note_revisions.js

@@ -75,6 +75,8 @@ function eraseNoteRevisions(noteRevisionIdsToErase) {
         return;
     }
 
+    log.info(`Removing note revisions: ${JSON.stringify(noteRevisionIdsToErase)}`);
+
     sql.executeMany(`DELETE FROM note_revisions WHERE noteRevisionId IN (???)`, noteRevisionIdsToErase);
     sql.executeMany(`UPDATE entity_changes SET isErased = 1 WHERE entityName = 'note_revisions' AND entityId IN (???)`, noteRevisionIdsToErase);