update websocket

fastify/app.js

@@ -116,15 +116,24 @@ fastify.register(async function (fastify) {
         connection.socket.readyState === WebSocket.OPEN &&
         !isSend
       ) {
+        // Calculate the average price
+        const avgPrice =
+          (parseFloat(jsonData.ap) +
+            parseFloat(jsonData.bp) +
+            parseFloat(jsonData.lp)) /
+          3;
+
         connection.socket.send(
           JSON.stringify({
             bp: jsonData?.bp,
             ap: jsonData?.ap,
             lp: jsonData?.lp?.toFixed(2),
+            avgPrice: avgPrice?.toFixed(2), // Add the computed average price
             type: jsonData?.type,
             time: formatTimestampNewYork(jsonData?.t),
           })
         );
+
         isSend = true;
         setTimeout(() => {
           isSend = false;
@@ -143,6 +152,7 @@ fastify.register(async function (fastify) {
   }
 };
 
+
       // Start receiving messages from the client
       connection.socket.on("message", (message) => {
         symbol = message.toString("utf-8")?.toUpperCase();
@@ -359,7 +369,6 @@ fastify.register(async function (fastify) {
     const sendData = async () => {
   const dataToSend = [];
 
-        // Iterate over tickers and collect data
   for (const symbol of tickers) {
     const filePath = path?.join(
       __dirname,
@@ -370,6 +379,7 @@ fastify.register(async function (fastify) {
       if (fs?.existsSync(filePath)) {
         const fileData = fs?.readFileSync(filePath, "utf8");
         const jsonData = JSON?.parse(fileData);
+
         // Only send data if conditions are met and data has changed
         if (
           jsonData?.lp != null &&
@@ -379,6 +389,12 @@ fastify.register(async function (fastify) {
           ["Q", "T"].includes(jsonData?.type) &&
           connection.socket.readyState === WebSocket.OPEN
         ) {
+          // Calculate the average price
+          const avgPrice =
+            ((parseFloat(jsonData.ap) +
+              parseFloat(jsonData.bp) +
+              parseFloat(jsonData.lp)) /
+            3);
 
           // Check if the current data is different from the last sent data
           const currentDataSignature = `${jsonData?.lp}`;
@@ -389,6 +405,9 @@ fastify.register(async function (fastify) {
             dataToSend?.push({
               symbol, // Include the ticker symbol in the sent data
               ap: jsonData?.ap,
+              bp: jsonData?.bp,
+              lp: jsonData?.lp,
+              avgPrice: avgPrice, // Add the computed average price
             });
 
             // Update the last sent data for this ticker
@@ -406,10 +425,11 @@ fastify.register(async function (fastify) {
   // Send all collected data as a single message
   if (dataToSend.length > 0 && connection.socket.readyState === WebSocket.OPEN) {
     connection.socket.send(JSON.stringify(dataToSend));
-          //console.log(dataToSend)
+    //console.log(dataToSend);
   }
 };
 
+      
       // Start receiving messages from the client
       connection.socket.on("message", (message) => {
         try {