add view socket

resource-provider/server.js

@@ -60,6 +60,7 @@ app.use(morgan("tiny"));
 // Global
 let data = null;
 let selectedOptionId = null;
+let lookingAtIdx = 0;
 
 // Socket connection handling
 io.on("connection", (socket) => {
@@ -67,6 +68,7 @@ io.on("connection", (socket) => {
 
   socket.emit("dataChanged", data);
   socket.emit("selectedOptionChanged", selectedOptionId);
+  socket.emit("lookingAtIdxChanged", lookingAtIdx);
 
   // Handle array updates from client
   socket.on("setData", (newData) => {
@@ -81,6 +83,12 @@ io.on("connection", (socket) => {
     io.emit("selectedOptionChanged", newId);
   });
 
+  socket.on("setLookingAtIdx", (newIdx) => {
+    lookingAtIdx = 0;
+    console.log("Looking at id changed to ", newIdx);
+    io.emit("lookingAtIdxChanged", newIdx);
+  });
+
   socket.on("disconnect", () => {
     console.log("Client disconnected:", socket.id);
   });