Add domain parameter to scans API with influenza default, propagate through game orchestrator

DuckiePop/src/server.js

@@ -5,16 +5,57 @@ import { createServer } from "http";
 import { Server } from "socket.io";
 
 const app = express();
+app.use(express.json());
+
 const server = createServer(app);
 const io = new Server(server, { cors: { origin: "*" } });
 
+const DEFAULT_DOMAIN = "influenza";
+
+const domains = {
+  influenza: [
+    "influenza", "virus", "vaccine", "outbreak", "pandemic", "epidemic",
+    "symptoms", "fever", "cough", "transmission", "antiviral", "immunity",
+    "respiratory", "infection", "diagnosis", "treatment", "strain", "mutation",
+    "hemagglutinin", "neuraminidase", "h1n1", "h3n2", "swine", "avian",
+    "seasonal", "tamiflu", "oseltamivir", "zanamivir", "prophylaxis",
+    "surveillance", "quarantine", "isolation", "incubation"
+  ],
+  javascript: [
+    "javascript", "react", "html", "css", "api", "framework", "frontend",
+    "backend", "typescript", "node", "express", "dom", "webpack", "babel",
+    "redux", "hooks", "component", "routing", "authentication", "database",
+    "rest", "graphql", "fetch", "axios", "promise", "async", "await",
+    "callback", "middleware", "session", "cookie", "deployment", "docker"
+  ],
+  machinelearning: [
+    "algorithm", "dataset", "model", "tensor", "neuron", "gradient",
+    "backpropagation", "classification", "regression", "overfitting",
+    "validation", "hyperparameter", "feature", "vector", "bias", "activation",
+    "epoch", "parameter", "ensemble", "regularization", "kernel", "clustering",
+    "precision", "recall", "accuracy", "transformer", "embedding", "network",
+    "pipeline", "optimization", "inference", "dropout", "convolutional"
+  ]
+};
+
+// GET /api/scans - returns words for the specified domain (default: influenza)
+app.get("/api/scans", (req, res) => {
+  const domain = (req.query.domain || DEFAULT_DOMAIN).toLowerCase();
+  const words = domains[domain];
+  if (!words) {
+    return res.status(404).json({ error: `Domain '${domain}' not found.`, availableDomains: Object.keys(domains) });
+  }
+  res.json({ domain, words });
+});
+
 const games = {}; // Stores active games
 
 io.on("connection", (socket) => {
   console.log(`✅ User connected: ${socket.id}`);
 
-  socket.on("submit-number", ({ number, name }) => {
-    console.log(`🔹 Player ${name} submitted number: ${number}`);
+  socket.on("submit-number", ({ number, name, domain }) => {
+    const gameDomain = (domain || DEFAULT_DOMAIN).toLowerCase();
+    console.log(`🔹 Player ${name} submitted number: ${number} | domain: ${gameDomain}`);
 
     let matchFound = null;
     for (const [gameId, game] of Object.entries(games)) {
@@ -25,18 +66,20 @@ io.on("connection", (socket) => {
       }
     }
 
+    const domainWords = domains[gameDomain] || domains[DEFAULT_DOMAIN];
+
     if (matchFound) {
       const game = games[matchFound];
       const [player1, player2] = game.players;
 
       console.log(`✅ Match found: ${player1.name} vs ${player2.name} | gameId: ${matchFound}`);
 
-      io.to(player1.id).emit("start-game", { opponentName: player2.name, gameId: matchFound });
-      io.to(player2.id).emit("start-game", { opponentName: player1.name, gameId: matchFound });
+      io.to(player1.id).emit("start-game", { opponentName: player2.name, gameId: matchFound, domain: game.domain, domainWords: game.domainWords });
+      io.to(player2.id).emit("start-game", { opponentName: player1.name, gameId: matchFound, domain: game.domain, domainWords: game.domainWords });
     } else {
       const gameId = Math.floor(Math.random() * 1000000);
-      games[gameId] = { players: [{ id: socket.id, name }], number, words: {} };
-      console.log(`🕒 Player ${name} is waiting for a match on number ${number}`);
+      games[gameId] = { players: [{ id: socket.id, name }], number, words: {}, domain: gameDomain, domainWords };
+      console.log(`🕒 Player ${name} is waiting for a match on number ${number} | domain: ${gameDomain}`);
     }
   });