websockets

package-lock.json

@@ -15,7 +15,9 @@
         "multer": "^1.4.5-lts.1",
         "nodemon": "^3.1.7",
         "path": "^0.12.7",
-        "pg": "^8.13.1"
+        "pg": "^8.13.1",
+        "websocket": "^1.0.35",
+        "ws": "^8.18.0"
       }
     },
     "node_modules/@mapbox/node-pre-gyp": {
@@ -228,6 +230,19 @@
       "integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ==",
       "license": "MIT"
     },
+    "node_modules/bufferutil": {
+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/bufferutil/-/bufferutil-4.0.8.tgz",
+      "integrity": "sha512-4T53u4PdgsXqKaIctwF8ifXlRTTmEPJ8iEPWFdGZvcf7sbwYo6FKFEX9eNNAnzFZ7EzJAQ3CJeOtCRA4rDp7Pw==",
+      "hasInstallScript": true,
+      "license": "MIT",
+      "dependencies": {
+        "node-gyp-build": "^4.3.0"
+      },
+      "engines": {
+        "node": ">=6.14.2"
+      }
+    },
     "node_modules/busboy": {
       "version": "1.6.0",
       "resolved": "https://registry.npmjs.org/busboy/-/busboy-1.6.0.tgz",
@@ -408,6 +423,19 @@
       "integrity": "sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==",
       "license": "MIT"
     },
+    "node_modules/d": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/d/-/d-1.0.2.tgz",
+      "integrity": "sha512-MOqHvMWF9/9MX6nza0KgvFH4HpMU0EF5uUDXqX/BtxtU8NfB0QzRtJ8Oe/6SuS4kbhyzVJwjd97EA4PKrzJ8bw==",
+      "license": "ISC",
+      "dependencies": {
+        "es5-ext": "^0.10.64",
+        "type": "^2.7.2"
+      },
+      "engines": {
+        "node": ">=0.12"
+      }
+    },
     "node_modules/debug": {
       "version": "4.3.7",
       "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.7.tgz",
@@ -527,12 +555,67 @@
         "node": ">= 0.4"
       }
     },
+    "node_modules/es5-ext": {
+      "version": "0.10.64",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.64.tgz",
+      "integrity": "sha512-p2snDhiLaXe6dahss1LddxqEm+SkuDvV8dnIQG0MWjyHpcMNfXKPE+/Cc0y+PhxJX3A4xGNeFCj5oc0BUh6deg==",
+      "hasInstallScript": true,
+      "license": "ISC",
+      "dependencies": {
+        "es6-iterator": "^2.0.3",
+        "es6-symbol": "^3.1.3",
+        "esniff": "^2.0.1",
+        "next-tick": "^1.1.0"
+      },
+      "engines": {
+        "node": ">=0.10"
+      }
+    },
+    "node_modules/es6-iterator": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/es6-iterator/-/es6-iterator-2.0.3.tgz",
+      "integrity": "sha512-zw4SRzoUkd+cl+ZoE15A9o1oQd920Bb0iOJMQkQhl3jNc03YqVjAhG7scf9C5KWRU/R13Orf588uCC6525o02g==",
+      "license": "MIT",
+      "dependencies": {
+        "d": "1",
+        "es5-ext": "^0.10.35",
+        "es6-symbol": "^3.1.1"
+      }
+    },
+    "node_modules/es6-symbol": {
+      "version": "3.1.4",
+      "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.4.tgz",
+      "integrity": "sha512-U9bFFjX8tFiATgtkJ1zg25+KviIXpgRvRHS8sau3GfhVzThRQrOeksPeT0BWW2MNZs1OEWJ1DPXOQMn0KKRkvg==",
+      "license": "ISC",
+      "dependencies": {
+        "d": "^1.0.2",
+        "ext": "^1.7.0"
+      },
+      "engines": {
+        "node": ">=0.12"
+      }
+    },
     "node_modules/escape-html": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
       "integrity": "sha512-NiSupZ4OeuGwr68lGIeym/ksIZMJodUGOSCZ/FSnTxcrekbvqrgdUxlJOMpijaKZVjAJrWrGs/6Jy8OMuyj9ow==",
       "license": "MIT"
     },
+    "node_modules/esniff": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/esniff/-/esniff-2.0.1.tgz",
+      "integrity": "sha512-kTUIGKQ/mDPFoJ0oVfcmyJn4iBDRptjNVIzwIFR7tqWXdVI9xfA2RMwY/gbSpJG3lkdWNEjLap/NqVHZiJsdfg==",
+      "license": "ISC",
+      "dependencies": {
+        "d": "^1.0.1",
+        "es5-ext": "^0.10.62",
+        "event-emitter": "^0.3.5",
+        "type": "^2.7.2"
+      },
+      "engines": {
+        "node": ">=0.10"
+      }
+    },
     "node_modules/etag": {
       "version": "1.8.1",
       "resolved": "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz",
@@ -542,6 +625,16 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/event-emitter": {
+      "version": "0.3.5",
+      "resolved": "https://registry.npmjs.org/event-emitter/-/event-emitter-0.3.5.tgz",
+      "integrity": "sha512-D9rRn9y7kLPnJ+hMq7S/nhvoKwwvVJahBi2BPmx3bvbsEdK3W9ii8cBSGjP+72/LnM4n6fo3+dkCX5FeTQruXA==",
+      "license": "MIT",
+      "dependencies": {
+        "d": "1",
+        "es5-ext": "~0.10.14"
+      }
+    },
     "node_modules/express": {
       "version": "4.21.1",
       "resolved": "https://registry.npmjs.org/express/-/express-4.21.1.tgz",
@@ -599,6 +692,15 @@
       "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A==",
       "license": "MIT"
     },
+    "node_modules/ext": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/ext/-/ext-1.7.0.tgz",
+      "integrity": "sha512-6hxeJYaL110a9b5TEJSj0gojyHQAmA2ch5Os+ySCiA1QGdS697XWY1pzsrSjqA9LDEEgdB/KypIlR59RcLuHYw==",
+      "license": "ISC",
+      "dependencies": {
+        "type": "^2.7.2"
+      }
+    },
     "node_modules/fill-range": {
       "version": "7.1.1",
       "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.1.1.tgz",
@@ -987,6 +1089,12 @@
         "node": ">=0.12.0"
       }
     },
+    "node_modules/is-typedarray": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
+      "integrity": "sha512-cyA56iCMHAh5CdzjJIa4aohJyeO1YbwLi3Jc35MmRU6poroFjIGZzUzupGiRPOjgHg9TLu43xbpwXk523fMxKA==",
+      "license": "MIT"
+    },
     "node_modules/isarray": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
@@ -1274,6 +1382,12 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/next-tick": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/next-tick/-/next-tick-1.1.0.tgz",
+      "integrity": "sha512-CXdUiJembsNjuToQvxayPZF9Vqht7hewsvy2sOWafLvi2awflj9mOC6bHIg50orX8IJvWKY9wYQ/zB2kogPslQ==",
+      "license": "ISC"
+    },
     "node_modules/node-addon-api": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/node-addon-api/-/node-addon-api-5.1.0.tgz",
@@ -1300,6 +1414,17 @@
         }
       }
     },
+    "node_modules/node-gyp-build": {
+      "version": "4.8.3",
+      "resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.8.3.tgz",
+      "integrity": "sha512-EMS95CMJzdoSKoIiXo8pxKoL8DYxwIZXYlLmgPb8KUv794abpnLK6ynsCAWNliOjREKruYKdzbh76HHYUHX7nw==",
+      "license": "MIT",
+      "bin": {
+        "node-gyp-build": "bin.js",
+        "node-gyp-build-optional": "optional.js",
+        "node-gyp-build-test": "build-test.js"
+      }
+    },
     "node_modules/nodemon": {
       "version": "3.1.7",
       "resolved": "https://registry.npmjs.org/nodemon/-/nodemon-3.1.7.tgz",
@@ -1988,6 +2113,12 @@
       "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw==",
       "license": "MIT"
     },
+    "node_modules/type": {
+      "version": "2.7.3",
+      "resolved": "https://registry.npmjs.org/type/-/type-2.7.3.tgz",
+      "integrity": "sha512-8j+1QmAbPvLZow5Qpi6NCaN8FB60p/6x8/vfNqOk/hC+HuvFZhL4+WfekuhQLiqFZXOgQdrs3B+XxEmCc6b3FQ==",
+      "license": "ISC"
+    },
     "node_modules/type-is": {
       "version": "1.6.18",
       "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
@@ -2007,6 +2138,15 @@
       "integrity": "sha512-/aCDEGatGvZ2BIk+HmLf4ifCJFwvKFNb9/JeZPMulfgFracn9QFcAf5GO8B/mweUjSoblS5In0cWhqpfs/5PQA==",
       "license": "MIT"
     },
+    "node_modules/typedarray-to-buffer": {
+      "version": "3.1.5",
+      "resolved": "https://registry.npmjs.org/typedarray-to-buffer/-/typedarray-to-buffer-3.1.5.tgz",
+      "integrity": "sha512-zdu8XMNEDepKKR+XYOXAVPtWui0ly0NtohUscw+UmaHiAWT8hrV1rr//H6V+0DvJ3OQ19S979M0laLfX8rm82Q==",
+      "license": "MIT",
+      "dependencies": {
+        "is-typedarray": "^1.0.0"
+      }
+    },
     "node_modules/undefsafe": {
       "version": "2.0.5",
       "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.5.tgz",
@@ -2022,6 +2162,19 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/utf-8-validate": {
+      "version": "5.0.10",
+      "resolved": "https://registry.npmjs.org/utf-8-validate/-/utf-8-validate-5.0.10.tgz",
+      "integrity": "sha512-Z6czzLq4u8fPOyx7TU6X3dvUZVvoJmxSQ+IcrlmagKhilxlhZgxPK6C5Jqbkw1IDUmFTM+cz9QDnnLTwDz/2gQ==",
+      "hasInstallScript": true,
+      "license": "MIT",
+      "dependencies": {
+        "node-gyp-build": "^4.3.0"
+      },
+      "engines": {
+        "node": ">=6.14.2"
+      }
+    },
     "node_modules/util": {
       "version": "0.10.4",
       "resolved": "https://registry.npmjs.org/util/-/util-0.10.4.tgz",
@@ -2067,6 +2220,38 @@
       "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ==",
       "license": "BSD-2-Clause"
     },
+    "node_modules/websocket": {
+      "version": "1.0.35",
+      "resolved": "https://registry.npmjs.org/websocket/-/websocket-1.0.35.tgz",
+      "integrity": "sha512-/REy6amwPZl44DDzvRCkaI1q1bIiQB0mEFQLUrhz3z2EK91cp3n72rAjUlrTP0zV22HJIUOVHQGPxhFRjxjt+Q==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "bufferutil": "^4.0.1",
+        "debug": "^2.2.0",
+        "es5-ext": "^0.10.63",
+        "typedarray-to-buffer": "^3.1.5",
+        "utf-8-validate": "^5.0.2",
+        "yaeti": "^0.0.6"
+      },
+      "engines": {
+        "node": ">=4.0.0"
+      }
+    },
+    "node_modules/websocket/node_modules/debug": {
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+      "license": "MIT",
+      "dependencies": {
+        "ms": "2.0.0"
+      }
+    },
+    "node_modules/websocket/node_modules/ms": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+      "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A==",
+      "license": "MIT"
+    },
     "node_modules/whatwg-url": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
@@ -2092,6 +2277,27 @@
       "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
       "license": "ISC"
     },
+    "node_modules/ws": {
+      "version": "8.18.0",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.18.0.tgz",
+      "integrity": "sha512-8VbfWfHLbbwu3+N6OKsOMpBdT4kXPDDB9cJk2bJ6mh9ucxdlnNvH1e+roYkKmN9Nxw2yjz7VzeO9oOz2zJ04Pw==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=10.0.0"
+      },
+      "peerDependencies": {
+        "bufferutil": "^4.0.1",
+        "utf-8-validate": ">=5.0.2"
+      },
+      "peerDependenciesMeta": {
+        "bufferutil": {
+          "optional": true
+        },
+        "utf-8-validate": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/xtend": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
@@ -2101,6 +2307,15 @@
         "node": ">=0.4"
       }
     },
+    "node_modules/yaeti": {
+      "version": "0.0.6",
+      "resolved": "https://registry.npmjs.org/yaeti/-/yaeti-0.0.6.tgz",
+      "integrity": "sha512-MvQa//+KcZCUkBTIC9blM+CU9J2GzuTytsOUwf2lidtvkx/6gnEp1QvJv34t9vdjhFmha/mUiNDbN0D0mJWdug==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.32"
+      }
+    },
     "node_modules/yallist": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",

package.json

@@ -19,7 +19,9 @@
     "multer": "^1.4.5-lts.1",
     "nodemon": "^3.1.7",
     "path": "^0.12.7",
-    "pg": "^8.13.1"
+    "pg": "^8.13.1",
+    "websocket": "^1.0.35",
+    "ws": "^8.18.0"
   },
   "type": "module"
 }

sample.config.json

@@ -1,6 +1,7 @@
 {
     "debug": true,
     "port": "8081",
+    "wsport": "8082",
     "dbuser": "bsfe",
     "dbhost": "localhost",
     "dbport": "5432",

src/controllers/abstractproduct.js

@@ -6,6 +6,7 @@ import customError from '../response/customError.js';
 import responseCodes from '../response/responseCodes.js';
 import translate from '../utils/translate.js';
 import { createHash } from 'crypto';
+import notify from '../utils/notify.js';
 
 const TAG = "/controllers/abstractproduct.js";
 
@@ -29,6 +30,11 @@ class AbstractProductController {
         fs.rmSync(tempPath);
 
         await AbstractProductService.create(groupId, localId, barcode, name, net_weight, image_filename, category, unit);
+
+        notify(req.headers.authorization.split(' ')[1], groupId, 'create', 'abstractproduct', {
+            localId, barcode, name, net_weight, image_filename, category, unit
+        });
+
         return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok));
     }
 
@@ -58,6 +64,15 @@ class AbstractProductController {
 
         if (unit) await AbstractProductService.updateUnit(groupId, localId, unit);
 
+        let data = { localId }
+        if (barcode) data.barcode = barcode
+        if (name) data.name = name
+        if (net_weight) data.net_weight = net_weight
+        if (category) data.category = category
+        if (unit) data.unit = unit
+
+        notify(req.headers.authorization.split(' ')[1], groupId, 'update', 'abstractproduct', data);
+
         return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok));
     }
 
@@ -85,6 +100,8 @@ class AbstractProductController {
 
         await AbstractProductService.delete(groupId, localId)
 
+        notify(req.headers.authorization.split(' ')[1], groupId, 'delete', 'abstractproduct', { localId });
+
         return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok))
     }
 };

src/controllers/category.js

@@ -1,8 +1,7 @@
 import CategoryService from "../services/category.js";
-import AbstractProductService from "../services/abstractproduct.js";
-import ProductService from "../services/product.js";
 import translate from "../utils/translate.js";
 import responseCodes from "../response/responseCodes.js";
+import notify from "../utils/notify.js";
 
 const TAG = "controllers/category.js";
 
@@ -12,6 +11,10 @@ class CategoryController {
 
         await CategoryService.create(groupId, localId, categoryName);
 
+        notify(req.headers.authorization.split(' ')[1], groupId, 'create', 'category', {
+            localId, categoryName
+        });
+
         return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok));
     }
 
@@ -20,6 +23,11 @@ class CategoryController {
 
         await CategoryService.update(groupId, localId, categoryName);
 
+        let data = { localId }
+        if (categoryName) data.categoryName = categoryName
+
+        notify(req.headers.authorization.split(' ')[1], groupId, 'update', 'category', data);
+
         return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok));
     }
 
@@ -36,6 +44,8 @@ class CategoryController {
 
         await CategoryService.delete(groupId, localId);
 
+        notify(req.headers.authorization.split(' ')[1], groupId, 'delete', 'category', { localId });
+
         return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok))
     }
 };

src/controllers/product.js

@@ -10,10 +10,13 @@ class AbstractProductController {
 
         await ProductService.create(groupId, localId, abstract_product_id, amount, date_of_production, expiry_date);
 
+        notify(req.headers.authorization.split(' ')[1], groupId, 'create', 'product', {
+            localId, abstract_product_id, amount, date_of_production, expiry_date
+        });
+
         return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok));
     }
 
-
     async update(req, res) {
         let { groupId, localId, abstract_product_id, amount, date_of_production, expiry_date } = req.body;
 
@@ -25,6 +28,14 @@ class AbstractProductController {
 
         if (expiry_date) await ProductService.updateExpiryDate(groupId, localId, expiry_date);
 
+        let data = { localId };
+        if (abstract_product_id) data.abstract_product_id = abstract_product_id
+        if (amount) data.amount = amount
+        if (date_of_production) data.date_of_production = date_of_production
+        if (expiry_date) data.expiry_date = expiry_date
+
+        notify(req.headers.authorization.split(' ')[1], groupId, 'update', 'product', data);
+
         return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok));
     }
 
@@ -43,6 +54,8 @@ class AbstractProductController {
 
         await ProductService.delete(id)
 
+        notify(req.headers.authorization.split(' ')[1], groupId, 'delete', 'product', { localId });
+
         return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok));
     }
 };

src/index.js

@@ -1,5 +1,6 @@
 import express from 'express';
 import UserRouter from './routers/user.js';
+import UserService from './services/user.js';
 import GroupRouter from './routers/group.js';
 import AbstractProductRouter from './routers/abstractproduct.js';
 import log from './utils/log.js';
@@ -8,7 +9,15 @@ import config from '../config.json' with {type: "json"};
 import ProductRouter from './routers/product.js';
 import CategoryRouter from './routers/category.js';
 
+import { WebSocketServer } from 'ws';
+import http from 'http'
+import jwt from 'jsonwebtoken';
+
 const app = express();
+const server = http.createServer(app);
+const wss = new WebSocketServer({ port: config.wsport });
+
+const clients = []
 
 app.use(express.urlencoded({ extended: false, limit: "200mb", parameterLimit: 100000 }));
 app.use(express.json({ limit: "200mb", parameterLimit: 1000000 }));
@@ -23,6 +32,42 @@ app.get('/status', (req, res) => {
     return res.status(200).send("All OK");
 });
 
+wss.on('connection', (client) => {
+    client.on('message', async (message) => {
+        let parsed = JSON.parse(message)
+        let token = parsed.token
+        let currentGroup = parsed.currentGroup
+
+        if (!jwt.verify(token, config.secret)) {
+            client.send("Invalid token");
+            return
+        }
+
+        if (!await UserService.isInGroup(jwt.decode(token, config.secret).login.id, currentGroup)) {
+            client.send("Not a member of specified group")
+            return
+        }
+
+        clients.push({
+            socket: client,
+            token,
+            currentGroup
+        });
+    });
+
+    client.on('close', () => {
+        for (let i = 0; i < clients.length; i++) {
+            if (clients[i].socket == client) {
+                clients.splice(i, 1);
+                break;
+            }
+        }
+    })
+});
+
+
 app.listen(config.port, () => {
     log.info(`Application has started on port ${config.port}`)
 });
+
+export default clients;

src/utils/notify.js

@@ -0,0 +1,26 @@
+import clients from '../index.js';
+import jwt from 'jsonwebtoken';
+
+import config from '../../config.json' with {type: "json"};
+
+const notify = (token, groupId, action, item, data) => {
+    let login = jwt.decode(token, config.secret).login
+    let userIdCurrent = login.id
+
+    let payload = {
+        action,
+        item,
+        groupId,
+        data
+    }
+
+    clients.forEach(client => {
+        if (client.currentGroup == groupId) {
+            let userIdFromToken = jwt.decode(client.token, config.secret).login.id
+            if (userIdCurrent == userIdFromToken) return;
+            client.socket.send(payload)
+        }
+    });
+}
+
+export default notify;