AmineTMIRI/backend
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

bugfixing

Browse Source
This commit is contained in:
MuslemRahimi 2024-09-16 22:16:19 +02:00
parent 48d9a0a508
commit a33d0fd8b6
1 changed files with 301 additions and 340 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

291
fastify/app.js
View File

@ -1,40 +1,28 @@
let serverRunning = false; const fastify = require("fastify")({ logger: true });
const fastify = require("fastify")({});
const cors = require("@fastify/cors"); const cors = require("@fastify/cors");
const WebSocket = require("ws");
//Load API KEYS const path = require("path");
require("dotenv").config({ path: "../app/.env" }); const fs = require("fs");
const fmpAPIKey = process.env.FMP_API_KEY; const PocketBase = require("pocketbase/cjs");
//const mixpanelAPIKey = process.env.MIXPANEL_API_KEY; const { serialize } = require("object-to-formdata");
const twitchAPIKey = process.env.TWITCH_API_KEY; const got = require("got");
const twitchSecretKey = process.env.TWITCH_SECRET_KEY;
//const Mixpanel = require('mixpanel');
//const UAParser = require('ua-parser-js');
const got = require("got"); //Only version npm i got@11.8.3 works with ESM
const cheerio = require("cheerio"); const cheerio = require("cheerio");
const sharp = require("sharp"); const sharp = require("sharp");
const axios = require("axios"); const axios = require("axios");
const fs = require("fs");
const path = require("path");
//const pino = require('pino');
//const mixpanel = Mixpanel.init(mixpanelAPIKey, { debug: false }); let serverRunning = false;
const activeConnections = new Set();
// Load API KEYS
require("dotenv").config({ path: "../app/.env" });
const fmpAPIKey = process.env.FMP_API_KEY;
const twitchAPIKey = process.env.TWITCH_API_KEY;
const twitchSecretKey = process.env.TWITCH_SECRET_KEY;
const PocketBase = require("pocketbase/cjs");
const pb = new PocketBase("http://127.0.0.1:8090"); const pb = new PocketBase("http://127.0.0.1:8090");
// globally disable auto cancellation
//See https://github.com/pocketbase/js-sdk#auto-cancellation
//Bug happens that get-post gives an error of auto-cancellation. Hence set it to false;
pb.autoCancellation(false); pb.autoCancellation(false);
const { serialize } = require("object-to-formdata");
// Register the CORS plugin // Register the CORS plugin
//Add Cors so that only localhost and my stocknear.com can send acceptable requests
fastify.register(cors); fastify.register(cors);
const corsMiddleware = (request, reply, done) => { const corsMiddleware = (request, reply, done) => {
const allowedOrigins = [ const allowedOrigins = [
@ -60,7 +48,7 @@ const corsMiddleware = (request, reply, done) => {
}; };
fastify.addHook("onRequest", corsMiddleware); fastify.addHook("onRequest", corsMiddleware);
//fastify.register(require('./mixpanel/server'), { mixpanel, UAParser }); // Register routes
fastify.register(require("./get-user-stats/server"), { pb }); fastify.register(require("./get-user-stats/server"), { pb });
fastify.register(require("./get-community-stats/server"), { pb }); fastify.register(require("./get-community-stats/server"), { pb });
fastify.register(require("./get-moderators/server"), { pb }); fastify.register(require("./get-moderators/server"), { pb });
@ -104,29 +92,33 @@ fastify.register(require("./downvote/server"), { pb });
fastify.register(require("./upvote-comment/server"), { pb }); fastify.register(require("./upvote-comment/server"), { pb });
fastify.register(require("./downvote-comment/server"), { pb }); fastify.register(require("./downvote-comment/server"), { pb });
//fastify.register(require('./create-comment/server'), { pb });
function wait(ms) {
var start = new Date().getTime();
var end = start;
while (end < start + ms) {
end = new Date().getTime();
}
}
fastify.register(require("@fastify/websocket")); fastify.register(require("@fastify/websocket"));
const WebSocket = require("ws");
let isSend = false;
let sendInterval;
fastify.register(async function (fastify) { fastify.register(async function (fastify) {
fastify.get("/realtime-data", { websocket: true }, (connection, req) => { fastify.get("/realtime-data", { websocket: true }, handleWebSocket);
fastify.get(
"/realtime-crypto-data",
{ websocket: true },
handleCryptoWebSocket
);
fastify.get(
"/options-flow-reader",
{ websocket: true },
handleOptionsFlowWebSocket
);
});
function handleWebSocket(connection, req) {
let symbol = ""; let symbol = "";
let isConnectionActive = true;
let ws; let ws;
const cleanup = () => {
activeConnections.delete(connection);
if (ws) ws.close();
};
activeConnections.add(connection);
const login = { const login = {
event: "login", event: "login",
data: { data: {
@ -152,23 +144,21 @@ fastify.register(async function (fastify) {
ws = new WebSocket("wss://websockets.financialmodelingprep.com"); ws = new WebSocket("wss://websockets.financialmodelingprep.com");
ws.on("open", function open() { ws.on("open", function open() {
console.log("Connected to FMP WebSocket"); fastify.log.info("Connected to FMP WebSocket");
ws.send(JSON.stringify(login)); ws.send(JSON.stringify(login));
setTimeout(() => updateSubscription(), 2000); setTimeout(() => updateSubscription(), 2000);
}); });
ws.on("error", function (error) { ws.on("error", function (error) {
console.error("FMP WebSocket error:", error); fastify.log.error("FMP WebSocket error:", error);
}); });
ws.on("close", function () { ws.on("close", function () {
console.log("FMP WebSocket closed. Attempting to reconnect..."); fastify.log.info("FMP WebSocket closed. Attempting to reconnect...");
setTimeout(connectToFMP, 5000); setTimeout(connectToFMP, 5000);
}); });
ws.on("message", function (data) { ws.on("message", function (data) {
if (!isConnectionActive) return;
const stringData = data.toString("utf-8"); const stringData = data.toString("utf-8");
try { try {
const jsonData = JSON.parse(stringData); const jsonData = JSON.parse(stringData);
@ -180,7 +170,7 @@ fastify.register(async function (fastify) {
} }
} }
} catch (error) { } catch (error) {
console.error("Error parsing JSON:", error); fastify.log.error("Error parsing JSON:", error);
} }
}); });
} }
@ -189,33 +179,32 @@ fastify.register(async function (fastify) {
connection.socket.on("message", (message) => { connection.socket.on("message", (message) => {
symbol = message.toString("utf-8"); symbol = message.toString("utf-8");
console.log("Received message from client:", symbol); fastify.log.info("Received message from client:", symbol);
updateSubscription(); updateSubscription();
}); });
connection.socket.on("close", () => { connection.socket.on("close", () => {
console.log("Client disconnected"); fastify.log.info("Client disconnected");
isConnectionActive = false; cleanup();
if (ws) ws.close();
}); });
connection.socket.on("error", (error) => { connection.socket.on("error", (error) => {
console.error("WebSocket error:", error); fastify.log.error("WebSocket error:", error);
isConnectionActive = false; cleanup();
if (ws) ws.close();
}); });
}); }
});
fastify.register(async function (fastify) { function handleCryptoWebSocket(connection, req) {
fastify.get(
"/realtime-crypto-data",
{ websocket: true },
(connection, req) => {
let symbol = ""; let symbol = "";
let isConnectionActive = true;
let ws; let ws;
const cleanup = () => {
activeConnections.delete(connection);
if (ws) ws.close();
};
activeConnections.add(connection);
const login = { const login = {
event: "login", event: "login",
data: { data: {
@ -241,25 +230,23 @@ fastify.register(async function (fastify) {
ws = new WebSocket("wss://crypto.financialmodelingprep.com"); ws = new WebSocket("wss://crypto.financialmodelingprep.com");
ws.on("open", function open() { ws.on("open", function open() {
console.log("Connected to Crypto FMP WebSocket"); fastify.log.info("Connected to Crypto FMP WebSocket");
ws.send(JSON.stringify(login)); ws.send(JSON.stringify(login));
setTimeout(() => updateSubscription(), 2000); setTimeout(() => updateSubscription(), 2000);
}); });
ws.on("error", function (error) { ws.on("error", function (error) {
console.error("Crypto FMP WebSocket error:", error); fastify.log.error("Crypto FMP WebSocket error:", error);
}); });
ws.on("close", function () { ws.on("close", function () {
console.log( fastify.log.info(
"Crypto FMP WebSocket closed. Attempting to reconnect..." "Crypto FMP WebSocket closed. Attempting to reconnect..."
); );
setTimeout(connectToCryptoFMP, 5000); setTimeout(connectToCryptoFMP, 5000);
}); });
ws.on("message", function (data) { ws.on("message", function (data) {
if (!isConnectionActive) return;
const stringData = data.toString("utf-8"); const stringData = data.toString("utf-8");
if (connection.socket.readyState === WebSocket.OPEN) { if (connection.socket.readyState === WebSocket.OPEN) {
connection.socket.send(stringData); connection.socket.send(stringData);
@ -271,39 +258,34 @@ fastify.register(async function (fastify) {
connection.socket.on("message", (message) => { connection.socket.on("message", (message) => {
symbol = message.toString("utf-8"); symbol = message.toString("utf-8");
console.log("Received message from client:", symbol); fastify.log.info("Received message from client:", symbol);
updateSubscription(); updateSubscription();
}); });
connection.socket.on("close", () => { connection.socket.on("close", () => {
console.log("Client disconnected"); fastify.log.info("Client disconnected");
isConnectionActive = false; cleanup();
if (ws) ws.close();
}); });
connection.socket.on("error", (error) => { connection.socket.on("error", (error) => {
console.error("WebSocket error:", error); fastify.log.error("WebSocket error:", error);
isConnectionActive = false; cleanup();
if (ws) ws.close();
}); });
} }
);
});
fastify.register(async function (fastify) { function handleOptionsFlowWebSocket(connection, req) {
fastify.get(
"/options-flow-reader",
{ websocket: true },
(connection, req) => {
let jsonData; let jsonData;
let sendInterval; let sendInterval;
let clientIds = []; let clientIds = [];
let isConnectionActive = true;
// Function to send filtered data to the client const cleanup = () => {
activeConnections.delete(connection);
clearInterval(sendInterval);
};
activeConnections.add(connection);
const sendData = async () => { const sendData = async () => {
if (!isConnectionActive) return;
const filePath = path.join( const filePath = path.join(
__dirname, __dirname,
"../app/json/options-flow/feed/data.json" "../app/json/options-flow/feed/data.json"
@ -314,7 +296,7 @@ fastify.register(async function (fastify) {
jsonData = JSON.parse(fileData); jsonData = JSON.parse(fileData);
if (clientIds.length === 0) { if (clientIds.length === 0) {
console.log("Client IDs list is empty, doing nothing."); fastify.log.info("Client IDs list is empty, doing nothing.");
return; return;
} }
@ -326,19 +308,16 @@ fastify.register(async function (fastify) {
connection.socket.send(JSON.stringify(filteredData)); connection.socket.send(JSON.stringify(filteredData));
} }
} else { } else {
console.error("File not found:", filePath); fastify.log.error("File not found:", filePath);
clearInterval(sendInterval); clearInterval(sendInterval);
} }
} catch (err) { } catch (err) {
console.error("Error sending data to client:", err); fastify.log.error("Error sending data to client:", err);
// Don't close the connection here, just log the error
} }
}; };
// Start sending data periodically
sendInterval = setInterval(sendData, 5000); sendInterval = setInterval(sendData, 5000);
// Handle incoming messages from the client to update the ids
connection.socket.on("message", (message) => { connection.socket.on("message", (message) => {
try { try {
const parsedMessage = JSON.parse(message); const parsedMessage = JSON.parse(message);
@ -346,113 +325,95 @@ fastify.register(async function (fastify) {
clientIds = parsedMessage.ids; clientIds = parsedMessage.ids;
} }
} catch (error) { } catch (error) {
console.error("Error parsing incoming message:", error); fastify.log.error("Error parsing incoming message:", error);
} }
}); });
// Handle client disconnect
connection.socket.on("close", () => { connection.socket.on("close", () => {
console.log("Client disconnected"); fastify.log.info("Client disconnected");
isConnectionActive = false; cleanup();
clearInterval(sendInterval);
}); });
// Handle WebSocket errors
connection.socket.on("error", (error) => { connection.socket.on("error", (error) => {
console.error("WebSocket error:", error); fastify.log.error("WebSocket error:", error);
isConnectionActive = false; cleanup();
clearInterval(sendInterval);
// Don't close the connection here, let the client handle reconnection
}); });
// Send initial data
sendData(); sendData();
} }
);
});
// Graceful shutdown
async function gracefulShutdown() {
fastify.log.info("Shutting down gracefully...");
for (const connection of activeConnections) {
connection.socket.close();
}
await fastify.close();
process.exit(0);
}
process.on("SIGINT", gracefulShutdown);
process.on("SIGTERM", gracefulShutdown);
// Error handling
fastify.setErrorHandler((error, request, reply) => { fastify.setErrorHandler((error, request, reply) => {
console.error("Server error:", error); fastify.log.error(error);
reply.status(500).send({ error: "Internal Server Error" }); reply.status(500).send({ error: "Internal Server Error" });
}); });
// Graceful shutdown // Start the server
process.on("SIGINT", async () => { async function startServer() {
console.log("Received SIGINT. Shutting down gracefully..."); try {
await fastify.close(); await fastify.listen({ port: 2000, host: "0.0.0.0" });
process.exit(0);
});
process.on("SIGTERM", async () => {
console.log("Received SIGTERM. Shutting down gracefully...");
await fastify.close();
process.exit(0);
});
// Function to start the server
function startServer() {
if (!serverRunning) {
fastify.listen(2000, (err) => {
if (err) {
console.error("Error starting server:", err);
process.exit(1); // Exit the process if server start fails
}
serverRunning = true; serverRunning = true;
console.log("Server started successfully on port 2000!"); fastify.log.info("Server started successfully on port 2000!");
}); } catch (err) {
} else { fastify.log.error(err);
console.log("Server is already running."); process.exit(1);
} }
} }
// Function to stop the server // Function to stop the server
function stopServer() { async function stopServer() {
if (serverRunning) { if (serverRunning) {
return new Promise((resolve, reject) => { try {
fastify.close((err) => { await fastify.close();
if (err) {
console.error("Error closing server:", err);
reject(err);
} else {
serverRunning = false; serverRunning = false;
console.log("Server closed successfully!"); fastify.log.info("Server closed successfully!");
resolve(); } catch (err) {
fastify.log.error("Error closing server:", err);
throw err;
} }
});
});
} else { } else {
console.log("Server is not running."); fastify.log.info("Server is not running.");
return Promise.resolve();
} }
} }
// Function to gracefully close and restart the server // Function to gracefully close and restart the server
function restartServer() { async function restartServer() {
if (serverRunning) { if (serverRunning) {
stopServer() try {
.then(() => { await stopServer();
console.log("Restarting server..."); fastify.log.info("Restarting server...");
startServer(); await startServer();
}) } catch (error) {
.catch((error) => { fastify.log.error("Failed to restart server:", error);
console.error("Failed to restart server:", error); process.exit(1);
process.exit(1); // Exit the process if server restart fails }
});
} else { } else {
console.log("Server is not running. Starting server..."); fastify.log.info("Server is not running. Starting server...");
startServer(); await startServer();
} }
} }
// Add a global error handler for uncaught exceptions // Global error handlers
process.on("uncaughtException", (err) => { process.on("uncaughtException", (err) => {
console.error("Uncaught Exception:", err); fastify.log.error("Uncaught Exception:", err);
restartServer(); restartServer();
}); });
// Add a global error handler for unhandled promise rejections
process.on("unhandledRejection", (reason, promise) => { process.on("unhandledRejection", (reason, promise) => {
console.error("Unhandled Rejection at:", promise, "reason:", reason); fastify.log.error("Unhandled Rejection at:", promise, "reason:", reason);
restartServer(); restartServer();
}); });