feat: added ws online counter

app/Controllers/Ws/OnlineController.ts

@@ -0,0 +1,24 @@
+import Ws, { ClientToServerEvents, InterServerEvents, ServerToClientEvents, SocketData } from 'App/Services/WsService';
+import { Socket } from 'socket.io';
+import InMemorySessionStore from 'App/Store/SessionStore';
+import Logger from '@ioc:Adonis/Core/Logger';
+
+export default class OnlineController {
+  public socket: Socket<ClientToServerEvents, ServerToClientEvents, InterServerEvents, SocketData>;
+
+  constructor(socket: Socket) {
+    this.socket = socket;
+    this.onConnected();
+    this.onDisconnected();
+  }
+
+  /**
+   * On socket connected
+   */
+  public async onConnected() {}
+
+  /**
+   * On socket disconnected
+   */
+  public async onDisconnected() {}
+}

app/Helpers/CookieHelper.ts

@@ -0,0 +1,14 @@
+export default class CookieHelper {
+  public static parseCookieString(string: string): { [key: string]: string } {
+    const values = string
+      .split(';')
+      .map(v => v.split('='))
+      .reduce((acc, value) => {
+        const [key, ...rest] = value;
+        acc[decodeURIComponent(key.trim())] = decodeURIComponent(rest.join('=').trim());
+        return acc;
+      }, {});
+
+    return values;
+  }
+}

app/Helpers/OpaqueTokenHelper.ts

@@ -0,0 +1,30 @@
+import crypto from 'crypto';
+
+export default class OpaqueTokenHelper {
+  /**
+   * Parse token
+   *
+   * @param token token
+   * @returns Hashed token with id
+   */
+  public static parseToken(token: string) {
+    const parts = token.split('.');
+
+    if (parts.length !== 2) {
+      throw new Error('E_INVALID_API_TOKEN');
+    }
+
+    const id = Buffer.from(parts[0], 'base64').toString('utf-8');
+
+    if (!id) {
+      throw new Error('E_INVALID_API_TOKEN');
+    }
+
+    const hashed = crypto.createHash('sha256').update(parts[1]).digest('hex');
+
+    return {
+      hashed,
+      id,
+    };
+  }
+}

app/Middleware/Auth.ts

@@ -31,8 +31,7 @@ export default class AuthMiddleware {
      * driver
      */
     let guardLastAttempted: string | undefined;
-    const authPromises: Promise<boolean>[] = guards.map(guard => auth.use(guard).check());
+    const authResults: boolean[] = await Promise.all(guards.map(guard => auth.use(guard).check()));
-    const authResults: boolean[] = await Promise.all(authPromises);
 
     for (let i = 0; i < authResults.length; i += 1) {
       /**
@@ -54,7 +53,7 @@ export default class AuthMiddleware {
 
   public async handle(ctx: HttpContextContract, next: () => Promise<void>, customGuards: (keyof GuardsList)[]) {
     /**
-     * Verify token from cookie and set the authorization header
+     * Set the authorization header for token
      */
     const token = ctx.request.cookie('token');
     if (token) {

app/Middleware/Ws/Auth.ts

@@ -0,0 +1,81 @@
+/* eslint-disable no-param-reassign */
+import { nanoid } from 'nanoid';
+import Redis from '@ioc:Adonis/Addons/Redis';
+import CookieHelper from 'App/Helpers/CookieHelper';
+import OpaqueTokenHelper from 'App/Helpers/OpaqueTokenHelper';
+import Ws, { ClientToServerEvents, InterServerEvents, ServerToClientEvents, SocketData } from 'App/Services/WsService';
+import { Socket } from 'socket.io';
+import { ExtendedError } from 'socket.io/dist/namespace';
+import Logger from '@ioc:Adonis/Core/Logger';
+
+export default class AuthMiddleware {
+  /**
+   * Checks the cookie token in headers and
+   * validates the opaque token
+   *
+   * @param socket
+   * @param next
+   * @returns void
+   */
+  public static async authenticate(
+    socket: Socket<ClientToServerEvents, ServerToClientEvents, InterServerEvents, SocketData>,
+    next: (err?: ExtendedError | undefined) => void
+  ) {
+    /**
+     * Parse and validate token from cookie
+     */
+    const cookie = socket.handshake.headers?.cookie;
+
+    if (!cookie) {
+      return next(new Error('SocketErrors.MissingParameter'));
+    }
+
+    const token = CookieHelper.parseCookieString(cookie)?.token;
+
+    if (!token) {
+      return next(new Error('SocketErrors.MissingParameter'));
+    }
+
+    const tokenData = JSON.parse(Buffer.from(token.split('.')[0].split(':')[1], 'base64').toString('utf-8'));
+    const parsed = OpaqueTokenHelper.parseToken(tokenData.message);
+    const data = await Redis.get(`api:${parsed.id}`);
+
+    if (!data) {
+      return next(new Error('SocketErrors.BadCredentials'));
+    }
+
+    /**
+     * Assign existing session to socket data
+     */
+    const sessionId = socket.handshake.auth.sessionId as string | undefined;
+
+    if (sessionId) {
+      const session = await Ws.sessionStore.findSession(sessionId);
+
+      if (session) {
+        Logger.info(`[Ws]: Attacing session from redis session store.`);
+
+        socket.data.sessionId = sessionId;
+        socket.data.userId = session.userId;
+        socket.data.userName = session.userName;
+
+        return next();
+      }
+    }
+
+    /**
+     * Parse data from redis string and create new session
+     */
+    Logger.info(`[Ws]: Attaching token data from cookie.`);
+    const parsedData = JSON.parse(data);
+
+    /**
+     * Set custom data to socket
+     */
+    socket.data.sessionId = nanoid();
+    socket.data.userId = parsedData.user_id as string;
+    socket.data.userName = parsedData.userName as string;
+
+    return next();
+  }
+}

app/Services/AuthService.ts

@@ -1,7 +1,6 @@
 import { inject, Ioc } from '@adonisjs/core/build/standalone';
 import { HttpContextContract } from '@ioc:Adonis/Core/HttpContext';
 import Hash from '@ioc:Adonis/Core/Hash';
-import Logger from '@ioc:Adonis/Core/Logger';
 
 /**
  * Datatypes
@@ -68,17 +67,19 @@ export default class AuthService {
     const token = await ctx.auth.use(this.authGuard).generate(user, {
       expiresIn: '1d',
       userRoles: user.roles.map(role => role.slug),
+      userName: user.fullname,
     });
 
     ctx.response.cookie('token', token.token);
 
-    Logger.info(`A token for user with id: "${token.user.id}" was successfully generated.`);
-
     return {
       success: true,
       status: HttpStatusEnum.OK,
       message: 'Login success.',
-      data: token.toJSON(),
+      data: {
+        userId: user.id,
+        ...token.toJSON(),
+      },
     };
   }
 

app/Services/StatService.ts

@@ -2,6 +2,7 @@ import { inject, Ioc } from '@adonisjs/core/build/standalone';
 import IResponse from 'App/Datatypes/Interfaces/IResponse';
 import HttpStatusEnum from 'App/Datatypes/Enums/HttpStatusEnum';
 import Database from '@ioc:Adonis/Lucid/Database';
+import Ws from './WsService';
 
 @inject()
 export default class StatService {
@@ -19,12 +20,15 @@ export default class StatService {
       `
     );
 
+    const online = await Ws.sessionStore.getOnlineSessionsCount();
+
     return {
       success: true,
       status: HttpStatusEnum.OK,
       message: 'Fetched stat.',
       data: {
         ...count.rows[0],
+        online,
       },
     };
   }

app/Services/WsService.ts

@@ -0,0 +1,124 @@
+import Redis from '@ioc:Adonis/Addons/Redis';
+import AdonisServer from '@ioc:Adonis/Core/Server';
+import { Server } from 'socket.io';
+
+/**
+ * Controllers
+ */
+import OnlineController from 'App/Controllers/Ws/OnlineController';
+
+/**
+ * Middlewares
+ */
+import AuthMiddleware from 'App/Middleware/Ws/Auth';
+import RedisSessionStore from 'App/Store/SessionStore';
+
+export interface ServerToClientEvents {
+  /**
+   * User
+   */
+  'user:session': (data: { sessionId: string | undefined; userId: string | undefined }) => void;
+  'user:connected': (data: { userId: string; socketId: string }) => void;
+  'user:online': (data: number) => void;
+}
+
+export interface ClientToServerEvents {
+  /**
+   * User
+   */
+  'user:logout': (data: { sessionId: string }) => void;
+}
+
+export interface InterServerEvents {}
+
+export interface SocketData {
+  sessionId?: string | undefined;
+  userId?: string | undefined;
+  userName?: string | undefined;
+}
+
+class WsService {
+  public io: Server<ClientToServerEvents, ServerToClientEvents, InterServerEvents, SocketData>;
+
+  public sessionStore: RedisSessionStore;
+
+  public booted = false;
+
+  public boot() {
+    if (this.booted) {
+      return;
+    }
+
+    this.booted = true;
+    this.io = new Server(AdonisServer.instance!, {
+      cors: {
+        origin: 'http://localhost:3000',
+        credentials: true,
+      },
+    });
+    this.sessionStore = new RedisSessionStore(Redis.connection('session'));
+
+    this.setupMiddlewares();
+    this.listen();
+  }
+
+  private listen() {
+    this.io.on('connection', socket => {
+      const onlineController = new OnlineController(socket);
+
+      /**
+       * Set user session and send online count
+       */
+      this.sessionStore
+        .saveSession(socket.data.sessionId, {
+          sessionId: socket.data.sessionId,
+          userId: socket.data.userId,
+          userName: socket.data.userName,
+          connected: true,
+        })
+        .then(async () => {
+          const online = await this.sessionStore.getOnlineSessionsCount();
+          socket.emit('user:online', online);
+          socket.broadcast.emit('user:online', online);
+        });
+
+      /**
+       * Send session to client
+       */
+      socket.emit('user:session', { sessionId: socket.data.sessionId, userId: socket.data.userId });
+
+      /**
+       * Broadcast to all clients about new connection
+       */
+      socket.broadcast.emit('user:connected', {
+        userId: socket.handshake.auth.userId,
+        socketId: socket.id,
+      });
+
+      socket.on('disconnect', async () => {
+        const matchingSockets = await this.io.in(socket.data.userId).allSockets();
+        const isDisconnected = matchingSockets.size === 0;
+
+        if (isDisconnected) {
+          /**
+           * Update connection flag of socket to flase
+           */
+          this.sessionStore.saveSession(socket.data.sessionId, {
+            sessionId: socket.data.sessionId,
+            userId: socket.data.userId,
+            userName: socket.data.userName,
+            connected: false,
+          });
+
+          this.sessionStore.getOnlineSessionsCount().then(online => socket.broadcast.emit('user:online', online));
+        }
+      });
+    });
+  }
+
+  private setupMiddlewares() {
+    this.io.use(AuthMiddleware.authenticate);
+  }
+}
+
+export default new WsService();

app/Store/SessionStore.ts

@@ -0,0 +1,90 @@
+/* eslint-disable max-classes-per-file */
+import { RedisConnectionContract } from '@ioc:Adonis/Addons/Redis';
+
+type SessionDataType = { userId: string; userName: string; connected: boolean };
+
+const SESSION_TTL = 24 * 60 * 60; // 1 day
+
+class RedisSessionStore {
+  public redisClient: RedisConnectionContract;
+
+  constructor(redisClient: RedisConnectionContract) {
+    this.redisClient = redisClient;
+  }
+
+  // eslint-disable-next-line class-methods-use-this
+  private transform(values: (string | null)[]) {
+    const [userId, userName, connected] = values;
+
+    if (!userId || !userName || !connected) return undefined;
+
+    return {
+      userId,
+      userName,
+      connected: connected === 'true',
+    };
+  }
+
+  /**
+   * Return session data by session id
+   *
+   * @param id Session id
+   * @returns Session data
+   */
+  public async findSession(id: string): Promise<SessionDataType | undefined> {
+    const values = await this.redisClient.hmget(id, 'userId', 'userName', 'connected');
+    return this.transform(values);
+  }
+
+  /**
+   * Returns the all sessions from store
+   */
+  public async getSessions(): Promise<Array<SessionDataType | undefined>> {
+    const keys = new Set<string>();
+    let nextIndex = 0;
+
+    do {
+      // eslint-disable-next-line no-await-in-loop
+      const [nextIndexAsStr, result] = await this.redisClient.scan(nextIndex, 'MATCH', '*', 'COUNT', 100);
+      nextIndex = parseInt(nextIndexAsStr, 10);
+      result.forEach(s => keys.add(s));
+    } while (nextIndex !== 0);
+
+    const commands = Array.from(keys).map(key => ['hmget', key.split('-')[1], 'userId', 'userName', 'connected']);
+
+    return this.redisClient
+      .multi(commands)
+      .exec()
+      .then(results => results.map(([err, session]) => (err ? undefined : this.transform(session))));
+  }
+
+  /**
+   * Returns the unique sessions with connected flag `true`
+   */
+  public async getOnlineSessionsCount() {
+    const sessions = await this.getSessions();
+
+    const online = new Set(sessions.filter(s => s?.connected === true).map(s => s?.userId));
+    return online.size;
+  }
+
+  /**
+   * Set session data to redis store
+   *
+   * @param id Session id
+   * @param data Session data
+   */
+  public async saveSession(id: string, data: SessionDataType): Promise<void> {
+    this.redisClient
+      .multi()
+      .hmset(id, {
+        userId: data.userId,
+        userName: data.userName,
+        connected: data.connected,
+      })
+      .expire(id, SESSION_TTL)
+      .exec();
+  }
+}
+
+export default RedisSessionStore;

config/database.ts

@@ -50,7 +50,7 @@ const databaseConfig: DatabaseConfig = {
         paths: ['./database/seeders/MainSeeder'],
       },
       healthCheck: true,
-      debug: true,
+      debug: false,
     },
   },
 };

config/redis.ts

@@ -43,6 +43,14 @@ const redisConfig: RedisConfig = {
       keyPrefix: '',
       healthCheck: true,
     },
+    session: {
+      host: Env.get('REDIS_HOST'),
+      port: Env.get('REDIS_PORT'),
+      password: Env.get('REDIS_PASSWORD', ''),
+      db: 1,
+      keyPrefix: 'session-',
+      healthCheck: true,
+    },
   },
 };
 

contracts/redis.ts

@@ -8,5 +8,6 @@
 declare module '@ioc:Adonis/Addons/Redis' {
   interface RedisConnectionsList {
     local: RedisConnectionConfig;
+    session: RedisConnectionConfig;
   }
 }

env.ts

@@ -26,7 +26,7 @@ export default Env.rules({
   PG_USER: Env.schema.string(),
   PG_PASSWORD: Env.schema.string.optional(),
   PG_DB_NAME: Env.schema.string(),
-  REDIS_CONNECTION: Env.schema.enum(['local'] as const),
+  REDIS_CONNECTION: Env.schema.enum(['local', 'session'] as const),
   REDIS_HOST: Env.schema.string({ format: 'host' }),
   REDIS_PORT: Env.schema.number(),
   REDIS_PASSWORD: Env.schema.string.optional(),

package-lock.json

@@ -2420,6 +2420,11 @@
       "resolved": "https://registry.npmjs.org/@sindresorhus/is/-/is-4.2.0.tgz",
       "integrity": "sha512-VkE3KLBmJwcCaVARtQpfuKcKv8gcBmUubrfHGF84dXuuW6jgsRYxPtzcIhPyK9WAPpRt2/xY6zkD9MnRaJzSyw=="
     },
+    "@socket.io/base64-arraybuffer": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/@socket.io/base64-arraybuffer/-/base64-arraybuffer-1.0.2.tgz",
+      "integrity": "sha512-dOlCBKnDw4iShaIsH/bxujKTM18+2TOAsYz+KSc11Am38H4q5Xw8Bbz97ZYdrVNM+um3p7w86Bvvmcn9q+5+eQ=="
+    },
     "@szmarczak/http-timer": {
       "version": "4.0.6",
       "resolved": "https://registry.npmjs.org/@szmarczak/http-timer/-/http-timer-4.0.6.tgz",
@@ -2449,6 +2454,21 @@
         "@types/responselike": "*"
       }
     },
+    "@types/component-emitter": {
+      "version": "1.2.11",
+      "resolved": "https://registry.npmjs.org/@types/component-emitter/-/component-emitter-1.2.11.tgz",
+      "integrity": "sha512-SRXjM+tfsSlA9VuG8hGO2nft2p8zjXCK1VcC6N4NXbBbYbSia9kzCChYQajIjzIqOOOuh5Ock6MmV2oux4jDZQ=="
+    },
+    "@types/cookie": {
+      "version": "0.4.1",
+      "resolved": "https://registry.npmjs.org/@types/cookie/-/cookie-0.4.1.tgz",
+      "integrity": "sha512-XW/Aa8APYr6jSVVA1y/DEIZX0/GMKLEVekNG727R8cs56ahETkRAy/3DR7+fJyh7oUgGwNQaRfXCun0+KbWY7Q=="
+    },
+    "@types/cors": {
+      "version": "2.8.12",
+      "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.12.tgz",
+      "integrity": "sha512-vt+kDhq/M2ayberEtJcIN/hxXy1Pk+59g2FV/ZQceeaTyCtCucjL2Q7FXlFjtWn4n15KCr1NE2lNNFhp0lEThw=="
+    },
     "@types/faker": {
       "version": "5.5.9",
       "resolved": "https://registry.npmjs.org/@types/faker/-/faker-5.5.9.tgz",
@@ -2561,6 +2581,14 @@
         "@types/node": "*"
       }
     },
+    "@types/socket.io": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/@types/socket.io/-/socket.io-3.0.2.tgz",
+      "integrity": "sha512-pu0sN9m5VjCxBZVK8hW37ZcMe8rjn4HHggBN5CbaRTvFwv5jOmuIRZEuddsBPa9Th0ts0SIo3Niukq+95cMBbQ==",
+      "requires": {
+        "socket.io": "*"
+      }
+    },
     "@types/stack-trace": {
       "version": "0.0.29",
       "resolved": "https://registry.npmjs.org/@types/stack-trace/-/stack-trace-0.0.29.tgz",
@@ -3199,6 +3227,11 @@
         }
       }
     },
+    "base64id": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/base64id/-/base64id-2.0.0.tgz",
+      "integrity": "sha512-lGe34o6EHj9y3Kts9R4ZYs/Gr+6N7MCaMlIFA3F1R2O5/m7K06AxfSeO5530PEERE6/WyEg3lsuyw4GHlPZHog=="
+    },
     "bcrypt": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/bcrypt/-/bcrypt-5.0.1.tgz",
@@ -3620,8 +3653,7 @@
     "component-emitter": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.3.0.tgz",
-      "integrity": "sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg==",
+      "integrity": "sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg=="
-      "dev": true
     },
     "concat-map": {
       "version": "0.0.1",
@@ -3685,6 +3717,15 @@
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
     },
+    "cors": {
+      "version": "2.8.5",
+      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
+      "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==",
+      "requires": {
+        "object-assign": "^4",
+        "vary": "^1"
+      }
+    },
     "cp-file": {
       "version": "9.1.0",
       "resolved": "https://registry.npmjs.org/cp-file/-/cp-file-9.1.0.tgz",
@@ -4066,6 +4107,31 @@
         "once": "^1.4.0"
       }
     },
+    "engine.io": {
+      "version": "6.1.2",
+      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-6.1.2.tgz",
+      "integrity": "sha512-v/7eGHxPvO2AWsksyx2PUsQvBafuvqs0jJJQ0FdmJG1b9qIvgSbqDRGwNhfk2XHaTTbTXiC4quRE8Q9nRjsrQQ==",
+      "requires": {
+        "@types/cookie": "^0.4.1",
+        "@types/cors": "^2.8.12",
+        "@types/node": ">=10.0.0",
+        "accepts": "~1.3.4",
+        "base64id": "2.0.0",
+        "cookie": "~0.4.1",
+        "cors": "~2.8.5",
+        "debug": "~4.3.1",
+        "engine.io-parser": "~5.0.0",
+        "ws": "~8.2.3"
+      }
+    },
+    "engine.io-parser": {
+      "version": "5.0.3",
+      "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-5.0.3.tgz",
+      "integrity": "sha512-BtQxwF27XUNnSafQLvDi0dQ8s3i6VgzSoQMJacpIcGNrlUdfHSKbgm3jmjCVvQluGzqwujQMPAoMai3oYSTurg==",
+      "requires": {
+        "@socket.io/base64-arraybuffer": "~1.0.2"
+      }
+    },
     "enquirer": {
       "version": "2.3.6",
       "resolved": "https://registry.npmjs.org/enquirer/-/enquirer-2.3.6.tgz",
@@ -7969,6 +8035,34 @@
         }
       }
     },
+    "socket.io": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-4.4.1.tgz",
+      "integrity": "sha512-s04vrBswdQBUmuWJuuNTmXUVJhP0cVky8bBDhdkf8y0Ptsu7fKU2LuLbts9g+pdmAdyMMn8F/9Mf1/wbtUN0fg==",
+      "requires": {
+        "accepts": "~1.3.4",
+        "base64id": "~2.0.0",
+        "debug": "~4.3.2",
+        "engine.io": "~6.1.0",
+        "socket.io-adapter": "~2.3.3",
+        "socket.io-parser": "~4.0.4"
+      }
+    },
+    "socket.io-adapter": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.3.3.tgz",
+      "integrity": "sha512-Qd/iwn3VskrpNO60BeRyCyr8ZWw9CPZyitW4AQwmRZ8zCiyDiL+znRnWX6tDHXnWn1sJrM1+b6Mn6wEDJJ4aYQ=="
+    },
+    "socket.io-parser": {
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-4.0.4.tgz",
+      "integrity": "sha512-t+b0SS+IxG7Rxzda2EVvyBZbvFPBCjJoyHuE0P//7OAsN23GItzDRdWa6ALxZI/8R5ygK7jAR6t028/z+7295g==",
+      "requires": {
+        "@types/component-emitter": "^1.2.10",
+        "component-emitter": "~1.3.0",
+        "debug": "~4.3.1"
+      }
+    },
     "sonic-boom": {
       "version": "2.2.3",
       "resolved": "https://registry.npmjs.org/sonic-boom/-/sonic-boom-2.2.3.tgz",
@@ -8695,6 +8789,11 @@
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
+    "ws": {
+      "version": "8.2.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.2.3.tgz",
+      "integrity": "sha512-wBuoj1BDpC6ZQ1B7DWQBYVLphPWkm8i9Y0/3YdHjHKHiohOJ1ws+3OccDWtH+PoC9DZD5WOTrJvNbWvjS6JWaA=="
+    },
     "xtend": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",

package.json

@@ -43,6 +43,7 @@
     "@adonisjs/redis": "^7.0.9",
     "@adonisjs/repl": "^3.1.7",
     "@adonisjs/view": "^6.1.1",
+    "@types/socket.io": "^3.0.2",
     "cloudinary": "^1.26.3",
     "luxon": "^1.28.0",
     "nanoid": "^3.1.25",
@@ -50,6 +51,7 @@
     "phc-bcrypt": "^1.0.7",
     "proxy-addr": "^2.0.7",
     "reflect-metadata": "^0.1.13",
+    "socket.io": "^4.4.1",
     "source-map-support": "^0.5.19"
   }
 }

providers/AppProvider.ts

@@ -7,7 +7,11 @@ export default class AppProvider {
 
   public async boot() {}
 
-  public async ready() {}
+  public async ready() {
+    if (this.app.environment === 'web') {
+      await import('../start/socket');
+    }
+  }
 
   public async shutdown() {}
 }

start/socket.ts

@@ -0,0 +1,6 @@
+import Ws from 'App/Services/WsService';
+
+/**
+ * Start websocket server
+ */
+Ws.boot();