BACKEND DONE FOR ALL APPS

User/src/network/connection_manager.ts

@@ -0,0 +1,46 @@
+import { SocketCommunicatorBase } from "./socket_communicator/socket_communicator_base";
+
+interface Connection {
+    communicator: SocketCommunicatorBase;
+}
+
+export class ConnectionManager {
+    private readonly connections: { [key: string]: Connection };
+
+    constructor() {
+        this.connections = {};
+    }
+
+    // Adds a new communicator, keyed by both IP and port
+    addConnection(ip: string, port: number, communicator: SocketCommunicatorBase): void {
+        const key = `${ip}:${port}`;
+
+        // Store the communicator along with the client's public and private keys
+        this.connections[key] = {
+            communicator
+        };
+
+        console.log(`Added communicator for ${ip}:${port}, generated public and private keys.`);
+    }
+
+    // Removes a communicator based on IP and port
+    removeCommunicator(ip: string, port: number): void {
+        const key = `${ip}:${port}`;
+        if (this.connections[key]) {
+            delete this.connections[key];
+            console.log(`Removed communicator for ${ip}:${port}`);
+        }
+    }
+
+    // Retrieves a communicator based on IP and port
+    getCommunicator(ip: string, port: number): SocketCommunicatorBase | null {
+        const key = `${ip}:${port}`;
+        return this.connections[key] ? this.connections[key].communicator : null;
+    }
+
+    // Checks if a communicator exists for a given IP and port
+    communicatorExists(ip: string, port: number): boolean {
+        const key = `${ip}:${port}`;
+        return this.connections[key] !== undefined;
+    }
+}