refactor: split main file into smaller modules for better maintainability

backend/managers/gameLauncher.js

@@ -0,0 +1,272 @@
+const fs = require('fs');
+const path = require('path');
+const { exec } = require('child_process');
+const { promisify } = require('util');
+const { spawn } = require('child_process');
+const { getResolvedAppDir, findClientPath } = require('../core/paths');
+const { setupWaylandEnvironment } = require('../utils/platformUtils');
+const { saveUsername, saveInstallPath, loadJavaPath, getUuidForUser } = require('../core/config');
+const { resolveJavaPath, getJavaExec, getBundledJavaPath, detectSystemJava, JAVA_EXECUTABLE } = require('./javaManager');
+const { getInstalledClientVersion, getLatestClientVersion } = require('../services/versionManager');
+const { updateGameFiles } = require('./gameManager');
+
+const execAsync = promisify(exec);
+
+async function launchGame(playerName = 'Player', progressCallback, javaPathOverride, installPathOverride) {
+  const customAppDir = getResolvedAppDir(installPathOverride);
+  const customGameDir = path.join(customAppDir, 'release', 'package', 'game', 'latest');
+  const customJreDir = path.join(customAppDir, 'release', 'package', 'jre', 'latest');
+  const userDataDir = path.join(customGameDir, 'Client', 'UserData');
+
+  const gameLatest = customGameDir;
+  let clientPath = findClientPath(gameLatest);
+
+  if (!clientPath) {
+    throw new Error('Game is not installed. Please install the game first.');
+  }
+
+  saveUsername(playerName);
+  if (installPathOverride) {
+    saveInstallPath(installPathOverride);
+  }
+
+  const configuredJava = (javaPathOverride !== undefined && javaPathOverride !== null
+    ? javaPathOverride
+    : loadJavaPath() || '').trim();
+  let javaBin = null;
+
+  if (configuredJava) {
+    javaBin = await resolveJavaPath(configuredJava);
+    if (!javaBin) {
+      throw new Error(`Configured Java path not found: ${configuredJava}`);
+    }
+  } else {
+    javaBin = getJavaExec(customJreDir);
+    
+    if (!getBundledJavaPath(customJreDir)) {
+      const fallback = await detectSystemJava();
+      if (fallback) {
+        javaBin = fallback;
+      } else {
+        throw new Error('Java runtime not found. Please install the game first or configure Java path.');
+      }
+    }
+  }
+
+  if (process.platform === 'darwin') {
+    try {
+      const appBundle = path.join(gameLatest, 'Client', 'Hytale.app');
+      const serverDir = path.join(gameLatest, 'Server');
+
+      const signPath = async (targetPath, deep = false) => {
+        await execAsync(`xattr -cr "${targetPath}"`).catch(() => {});
+        const deepFlag = deep ? '--deep ' : '';
+        await execAsync(`codesign --force ${deepFlag}--sign - "${targetPath}"`).catch(() => {});
+      };
+
+      if (fs.existsSync(appBundle)) {
+        await signPath(appBundle, true);
+        console.log('Signed macOS app bundle');
+      } else {
+        await signPath(path.dirname(clientPath), true);
+        console.log('Signed macOS client binary');
+      }
+
+      if (javaBin && fs.existsSync(javaBin)) {
+        let jreRoot = path.dirname(path.dirname(javaBin));
+        if (jreRoot.endsWith('Home')) {
+          jreRoot = path.dirname(path.dirname(jreRoot));
+        }
+        await signPath(jreRoot, true);
+        await signPath(javaBin, false);
+        console.log('Signed Java runtime');
+      }
+
+      if (fs.existsSync(serverDir)) {
+        await execAsync(`xattr -cr "${serverDir}"`).catch(() => {});
+        await execAsync(`find "${serverDir}" -type f -perm +111 -exec codesign --force --sign - {} \\;`).catch(() => {});
+        console.log('Signed server binaries');
+      }
+
+      if (javaBin && fs.existsSync(javaBin)) {
+        const javaWrapperPath = path.join(path.dirname(javaBin), 'java-wrapper');
+        const wrapperScript = `#!/bin/bash
+# Java wrapper for macOS - adds --disable-sentry to fix Sentry hang issue
+REAL_JAVA="${javaBin}"
+ARGS=("$@")
+for i in "\${!ARGS[@]}"; do
+  if [[ "\${ARGS[$i]}" == *"HytaleServer.jar"* ]]; then
+    ARGS=("\${ARGS[@]:0:$((i+1))}" "--disable-sentry" "\${ARGS[@]:$((i+1))}")
+    break
+  fi
+done
+exec "$REAL_JAVA" "\${ARGS[@]}"
+`;
+        fs.writeFileSync(javaWrapperPath, wrapperScript, { mode: 0o755 });
+        await signPath(javaWrapperPath, false);
+        console.log('Created java wrapper with --disable-sentry fix');
+        javaBin = javaWrapperPath;
+      }
+    } catch (signError) {
+      console.log('Notice: macOS signing step failed:', signError.message);
+      console.log('The game may still launch if Gatekeeper allows it');
+    }
+  }
+
+  const uuid = getUuidForUser(playerName);
+  const args = [
+    '--app-dir', gameLatest,
+    '--java-exec', javaBin,
+    '--auth-mode', 'offline',
+    '--uuid', uuid,
+    '--name', playerName,
+    '--user-dir', userDataDir
+  ];
+
+  if (progressCallback) {
+    progressCallback('Starting game...', null, null, null, null);
+  }
+  console.log('Starting game...');
+  console.log(`Command: "${clientPath}" ${args.join(' ')}`);
+
+  const env = { ...process.env };
+  
+  const waylandEnv = setupWaylandEnvironment();
+  Object.assign(env, waylandEnv);
+
+  try {
+    let spawnOptions = {
+      stdio: ['ignore', 'pipe', 'pipe'],
+      detached: true,
+      env: env
+    };
+
+    if (process.platform === 'win32') {
+      spawnOptions.shell = false; 
+      spawnOptions.windowsHide = true; 
+    }
+
+    const child = spawn(clientPath, args, spawnOptions);
+
+    console.log(`Game process started with PID: ${child.pid}`);
+
+    let hasExited = false;
+    let outputReceived = false;
+
+    child.stdout.on('data', (data) => {
+      outputReceived = true;
+      console.log(`Game output: ${data.toString().trim()}`);
+    });
+
+    child.stderr.on('data', (data) => {
+      outputReceived = true;
+      console.error(`Game error: ${data.toString().trim()}`);
+    });
+
+    child.on('error', (error) => {
+      hasExited = true;
+      console.error(`Failed to start game process: ${error.message}`);
+      if (progressCallback) {
+        progressCallback(`Failed to start game: ${error.message}`, -1, null, null, null);
+      }
+    });
+
+    child.on('exit', (code, signal) => {
+      hasExited = true;
+      if (code !== null) {
+        console.log(`Game process exited with code ${code}`);
+        if (code !== 0 && progressCallback) {
+          progressCallback(`Game exited with error code ${code}`, -1, null, null, null);
+        }
+      } else if (signal) {
+        console.log(`Game process terminated by signal ${signal}`);
+      }
+    });
+
+    setTimeout(() => {
+      if (!hasExited) {
+        console.log('Game appears to be running successfully');
+        child.unref();
+        if (progressCallback) {
+          progressCallback('Game launched successfully', 100, null, null, null);
+        }
+      } else if (!outputReceived) {
+        console.warn('Game process exited immediately with no output - possible issue with game files or dependencies');
+      }
+    }, 3000);
+
+    return { success: true, installed: true, launched: true, pid: child.pid };
+  } catch (spawnError) {
+    console.error(`Error spawning game process: ${spawnError.message}`);
+    if (progressCallback) {
+      progressCallback(`Error launching game: ${spawnError.message}`, -1, null, null, null);
+    }
+    throw spawnError;
+  }
+}
+
+async function launchGameWithVersionCheck(playerName = 'Player', progressCallback, javaPathOverride, installPathOverride) {
+  try {
+    if (progressCallback) {
+      progressCallback('Checking for updates...', 0, null, null, null);
+    }
+
+    const [installedVersion, latestVersion] = await Promise.all([
+      getInstalledClientVersion(),
+      getLatestClientVersion()
+    ]);
+
+    console.log(`Installed version: ${installedVersion}, Latest version: ${latestVersion}`);
+
+    let needsUpdate = false;
+    if (installedVersion && latestVersion && installedVersion !== latestVersion) {
+      needsUpdate = true;
+      console.log('Version mismatch detected, update required');
+    }
+
+    if (needsUpdate) {
+      if (progressCallback) {
+        progressCallback('Game update required, starting update process...', 10, null, null, null);
+      }
+
+      const customAppDir = getResolvedAppDir(installPathOverride);
+      const customGameDir = path.join(customAppDir, 'release', 'package', 'game', 'latest');
+      const customToolsDir = path.join(customAppDir, 'butler');
+      const customCacheDir = path.join(customAppDir, 'cache');
+
+      try {
+        await updateGameFiles(latestVersion, progressCallback, customGameDir, customToolsDir, customCacheDir);
+        console.log('Game updated successfully, waiting before launch...');
+        
+        if (progressCallback) {
+          progressCallback('Preparing game launch...', 90, null, null, null);
+        }
+        await new Promise(resolve => setTimeout(resolve, 3000)); 
+        
+      } catch (updateError) {
+        console.error('Update failed:', updateError);
+        if (progressCallback) {
+          progressCallback(`Update failed: ${updateError.message}`, -1, null, null, null);
+        }
+        throw updateError;
+      }
+    }
+
+    if (progressCallback) {
+      progressCallback('Launching game...', 80, null, null, null);
+    }
+
+    return await launchGame(playerName, progressCallback, javaPathOverride, installPathOverride);
+  } catch (error) {
+    console.error('Error in version check and launch:', error);
+    if (progressCallback) {
+      progressCallback(`Error: ${error.message}`, -1, null, null, null);
+    }
+    throw error;
+  }
+}
+
+module.exports = {
+  launchGame,
+  launchGameWithVersionCheck
+};