dev: migrate listenerutil, remove duplicate

src/backend/src/filesystem/FSNodeContext.js

@@ -18,11 +18,13 @@
  */
 const { get_user, get_dir_size, id2path, id2uuid, is_empty, is_shared_with_anyone, suggest_app_for_fsentry, get_app } = require("../helpers");
 
+const putility = require('@heyputer/putility');
+const { MultiDetachable } = putility.libs.listener;
+const { TDetachable } = putility.traits;
 const config = require("../config");
 const _path = require('path');
 const { NodeInternalIDSelector, NodeChildSelector, NodeUIDSelector, RootNodeSelector, NodePathSelector } = require("./node/selectors");
 const { Context } = require("../util/context");
-const { MultiDetachable } = require("../util/listenerutil");
 const { NodeRawEntrySelector } = require("./node/selectors");
 const { DB_READ } = require("../services/database/consts");
 const { UserActorType } = require("../services/auth/Actor");
@@ -287,7 +289,7 @@ module.exports = class FSNodeContext {
             const detachables = new MultiDetachable();
 
             const callback = (resolver) => {
-                detachables.detach();
+                detachables.as(TDetachable).detach();
                 rslv();
             }
 

src/backend/src/util/listenerutil.js

@@ -1,80 +0,0 @@
-/*
- * Copyright (C) 2024 Puter Technologies Inc.
- *
- * This file is part of Puter.
- *
- * Puter is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published
- * by the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-// DEPRECATED: use putility.libs.listener instead
-
-class MultiDetachable {
-    constructor() {
-        this.delegates = [];
-        this.detached_ = false;
-    }
-    
-    add (delegate) {
-        if ( this.detached_ ) {
-            delegate.detach();
-            return;
-        }
-
-        this.delegates.push(delegate);
-    }
-    
-    detach () {
-        this.detached_ = true;
-        for ( const delegate of this.delegates ) {
-            delegate.detach();
-        }
-    }
-}
-
-class AlsoDetachable {
-    constructor () {
-        this.also = () => {};
-    }
-
-    also (also) {
-        this.also = also;
-        return this;
-    }
-    
-    detach () {
-        this.detach_();
-        this.also();
-    }
-}
-
-// TODO: this doesn't work, but I don't know why yet.
-class RemoveFromArrayDetachable extends AlsoDetachable {
-    constructor (array, element) {
-        super();
-        this.array = array;
-        this.element = element;
-    }
-    
-    detach_ () {
-        const index = this.array.indexOf(this.element);
-        if ( index !== -1 ) {
-            this.array.splice(index, 1);
-        }
-    }
-}
-
-module.exports = {
-    MultiDetachable,
-    RemoveFromArrayDetachable,
-};

src/putility/index.js

@@ -19,7 +19,7 @@
 const { AdvancedBase } = require('./src/AdvancedBase');
 const { Service } = require('./src/concepts/Service');
 const { ServiceManager } = require('./src/system/ServiceManager');
-const { TTopics } = require('./src/traits/traits');
+const traits = require('./src/traits/traits');
 
 module.exports = {
     AdvancedBase,
@@ -38,7 +38,5 @@ module.exports = {
     concepts: {
         Service,
     },
-    traits: {
-        TTopics,
-    },
+    traits,
 };

src/putility/src/libs/listener.js

@@ -29,6 +29,7 @@ class MultiDetachable extends FeatureBase {
     ];
 
     constructor() {
+        super();
         this.delegates = [];
         this.detached_ = false;
     }