feat(twitch-api): Add global file/console logger (#109)

app/server/libs/twitch/index.js

@@ -4,6 +4,8 @@ const { ApiClient } = require("twitch");
 const AuthProvider = require("./AuthProvider");
 const { ChatClient } = require("twitch-chat-client");
 
+require("./logger-hook");
+
 const api = {
   config,
   authProvider: null,

app/server/libs/twitch/logger-hook.js

@@ -0,0 +1,61 @@
+const { LogLevel, Logger } = require("@d-fischer/logger");
+const { watch, logsPath } = require("../../../utils");
+const chalk = require("chalk");
+const fs = require("fs-extra");
+const path = require("path");
+
+let locked = false;
+let queue = [];
+
+const maxLines = 500;
+const logFile = path.join(logsPath, "twitch.log");
+const minLogLevel = watch ? LogLevel.DEBUG : LogLevel.WARNING;
+const colors = [chalk.red, chalk.red, chalk.orange, chalk.blue, chalk.white];
+
+fs.ensureFileSync(logFile);
+
+function getLogs() {
+  const text = fs.readFileSync(logFile);
+  return text.toString().split("\n");
+}
+
+function writeLogs(logs) {
+  if (locked) {
+    queue.unshift(logs);
+    return;
+  }
+
+  locked = true;
+
+  fs.writeFileSync(logFile, logs.slice(0, maxLines).join("\n"));
+
+  if (queue.length) {
+    fs.writeFileSync(
+      logFile,
+      [...queue, ...logs].slice(0, maxLines).join("\n")
+    );
+    queue = [];
+  }
+
+  locked = false;
+}
+
+function push(line) {
+  writeLogs([line, ...getLogs()]);
+}
+
+Logger.prototype.log = function (level, message) {
+  if (level > minLogLevel) return;
+
+  const levelName = LogLevel[level];
+  const date = new Date().toISOString();
+  const line = `[${date}] [${levelName}] [${this._name}] ${message}`;
+
+  push(line);
+
+  if (watch && level < LogLevel.INFO) {
+    const color = colors[level] || colors[colors.length - 1];
+    // eslint-disable-next-line no-console
+    console.log(color(line));
+  }
+};

app/server/libs/twitch/pubsub/index.js

@@ -1,13 +1,30 @@
-const { PubSubClient } = require("twitch-pubsub-client");
+const { BasicPubSubClient, PubSubClient } = require("twitch-pubsub-client");
 const onRedemption = require("./onRedemption");
 const onBits = require("./onBits");
 const twitch = require("../index");
 
-const pubSubClient = new PubSubClient();
+const reconnectDelay = 5;
+
+const rootClient = new BasicPubSubClient();
+const pubSubClient = new PubSubClient(rootClient);
+
+function reconnect() {
+  console.log(`Reconnecting...`);
+  pubSubClient._rootClient.reconnect();
+}
 
 module.exports = async function init() {
   const userId = await pubSubClient.registerUserListener(twitch.api);
 
   await pubSubClient.onRedemption(userId, onRedemption);
   await pubSubClient.onBits(userId, onBits);
+
+  pubSubClient._rootClient.onDisconnect((manually, reason) => {
+    // if (manually) return;
+    console.log("PUBSUB ERROR >>>", reason);
+    console.log(`Reconnecting in ${reconnectDelay} sec.`);
+    setTimeout(reconnect, reconnectDelay * 1000);
+  });
+
+  setTimeout(() => pubSubClient._rootClient.disconnect(), 5000);
 };

app/utils.js

@@ -17,10 +17,14 @@ if (watch) {
 
 const clientPath = path.join(appPath, "client");
 const staticPath = path.join(appPath, "static");
+
+const logsPath = path.join(userPath, "logs");
 const uploadPath = path.join(userPath, "upload");
 const storesPath = path.join(userPath, "stores");
-const filesPath = path.join(uploadPath, "files");
 const databasePath = path.join(userPath, "database");
+
+const filesPath = path.join(uploadPath, "files");
+
 const databaseFilename = "marv.sqlite";
 
 const isFirstStart = !fs.existsSync(path.join(databasePath, databaseFilename));
@@ -30,6 +34,7 @@ module.exports = {
   watch,
   appPath,
   userPath,
+  logsPath,
   filesPath,
   uploadPath,
   storesPath,