Restructure code into separate files

packages/safe-chain/src/installation/installUltimate.js

@@ -1,13 +1,7 @@
-import { platform, arch, tmpdir } from "os";
-import { createWriteStream, unlinkSync } from "fs";
-import { join } from "path";
-import { execSync } from "child_process";
-import { pipeline } from "stream/promises";
-import fetch from "make-fetch-happen";
+import { platform } from "os";
 import { ui } from "../environment/userInteraction.js";
 import { initializeCliArguments } from "../config/cliArguments.js";
-
-const ULTIMATE_VERSION = "v0.2.0";
+import { installOnWindows } from "./installOnWindows.js";
 
 export function installUltimate() {
   initializeCliArguments(process.argv);
@@ -22,159 +16,3 @@ export function installUltimate() {
     );
   }
 }
-
-async function installOnWindows() {
-  if (!isRunningAsAdmin()) {
-    ui.writeError("Administrator privileges required.");
-    ui.writeInformation(
-      "Please run this command in an elevated terminal (Run as Administrator).",
-    );
-    return;
-  }
-
-  const architecture = getWindowsArchitecture();
-  const downloadUrl = buildDownloadUrl(architecture);
-  const msiPath = join(tmpdir(), `SafeChainAgent-${Date.now()}.msi`);
-
-  ui.emptyLine();
-  ui.writeInformation(
-    `📥 Downloading SafeChain Agent ${ULTIMATE_VERSION} (${architecture})...`,
-  );
-  ui.writeVerbose(`Download URL: ${downloadUrl}`);
-  ui.writeVerbose(`Destination: ${msiPath}`);
-  await downloadFile(downloadUrl, msiPath);
-
-  ui.emptyLine();
-  stopServiceIfRunning();
-  uninstallIfInstalled();
-
-  // Wait a moment for uninstall to complete
-  await new Promise((resolve) => setTimeout(resolve, 2000));
-
-  ui.writeInformation("⚙️  Installing SafeChain Agent...");
-  ui.writeVerbose(`Running: msiexec /i "${msiPath}" /qn /norestart`);
-  runMsiInstaller(msiPath);
-
-  ui.emptyLine();
-  ui.writeInformation("🚀 Starting SafeChain Agent service...");
-  startService();
-
-  ui.writeVerbose(`Cleaning up temporary file: ${msiPath}`);
-  cleanup(msiPath);
-
-  ui.emptyLine();
-  ui.writeInformation("✅ SafeChain Agent installed and started successfully!");
-  ui.emptyLine();
-}
-
-function isRunningAsAdmin() {
-  try {
-    execSync("net session", { stdio: "ignore" });
-    return true;
-  } catch {
-    return false;
-  }
-}
-
-function getWindowsArchitecture() {
-  const nodeArch = arch();
-  if (nodeArch === "x64") return "amd64";
-  if (nodeArch === "arm64") return "arm64";
-  throw new Error(`Unsupported architecture: ${nodeArch}`);
-}
-
-/**
- * @param {string} architecture
- */
-function buildDownloadUrl(architecture) {
-  return `https://github.com/AikidoSec/safechain-internals/releases/download/${ULTIMATE_VERSION}/SafeChainAgent-windows-${architecture}.msi`;
-}
-
-/**
- * @param {string} url
- * @param {string} destPath
- */
-async function downloadFile(url, destPath) {
-  const response = await fetch(url);
-  if (!response.ok) {
-    throw new Error(`Download failed: ${response.statusText}`);
-  }
-  await pipeline(response.body, createWriteStream(destPath));
-}
-
-function uninstallIfInstalled() {
-  try {
-    // Use PowerShell to find the product code, then use msiexec to uninstall
-    // This is the modern alternative to wmic which is deprecated
-    const findProductCodeCmd = `powershell -Command "$app = Get-WmiObject -Class Win32_Product -Filter \\"Name='SafeChain Agent'\\"; if ($app) { Write-Output $app.IdentifyingNumber }"`;
-    ui.writeVerbose(`Finding product code: ${findProductCodeCmd}`);
-
-    const productCode = execSync(findProductCodeCmd, {
-      encoding: "utf8",
-    }).trim();
-
-    if (productCode) {
-      ui.writeInformation("🗑️  Removing previous installation...");
-      ui.writeVerbose(`Found product code: ${productCode}`);
-      ui.writeVerbose(`Running: msiexec /x ${productCode} /qn /norestart`);
-      execSync(`msiexec /x ${productCode} /qn /norestart`, {
-        stdio: "inherit",
-      });
-    } else {
-      ui.writeVerbose("No existing installation found (fresh install).");
-    }
-  } catch {
-    // Not installed or uninstall failed, which is fine for a fresh install
-    ui.writeVerbose("No existing installation found (fresh install).");
-  }
-}
-
-/**
- * @param {string} msiPath
- */
-function runMsiInstaller(msiPath) {
-  // /i = install
-  // /qn = quiet mode (no UI)
-  // /norestart = suppress restarts
-  execSync(`msiexec /i "${msiPath}" /qn /norestart`, { stdio: "inherit" });
-}
-
-function stopServiceIfRunning() {
-  try {
-    ui.writeInformation("⏹️  Stopping running service...");
-    ui.writeVerbose('Running: net stop "SafeChainAgent"');
-    execSync('net stop "SafeChainAgent"', { stdio: "inherit" });
-  } catch {
-    // Service is not running or doesn't exist, which is fine
-    ui.writeVerbose("Service not running (will start after installation).");
-  }
-}
-
-function startService() {
-  try {
-    // Check if service is already running
-    ui.writeVerbose('Checking service status: sc query "SafeChainAgent"');
-    const status = execSync('sc query "SafeChainAgent"', { encoding: "utf8" });
-
-    if (status.includes("RUNNING")) {
-      ui.writeVerbose("SafeChain Agent service is already running.");
-      return;
-    }
-  } catch {
-    // Service might not exist yet or query failed, proceed with start
-  }
-
-  ui.writeVerbose('Running: net start "SafeChainAgent"');
-  execSync('net start "SafeChainAgent"', { stdio: "inherit" });
-}
-
-/**
- * @param {string} msiPath
- */
-function cleanup(msiPath) {
-  try {
-    unlinkSync(msiPath);
-  } catch {
-    // Ignore cleanup errors
-  }
-}