auto zip directories

.gitignore

@@ -136,3 +136,6 @@ dist
 .yarn/install-state.gz
 .pnp.*
 
+# Zip output
+.zip/
+

zip-esercizi.js

@@ -0,0 +1,87 @@
+const fs = require("fs");
+const path = require("path");
+const { execFileSync } = require("child_process");
+
+const baseDir = process.argv[2]
+  ? path.resolve(process.argv[2])
+  : path.join(__dirname, "javascript");
+const outputDir = path.join(__dirname, ".zip");
+
+function ensureDir(dirPath) {
+  if (!fs.existsSync(dirPath)) {
+    fs.mkdirSync(dirPath, { recursive: true });
+  }
+}
+
+function psQuote(value) {
+  return `'${String(value).replace(/'/g, "''")}'`;
+}
+
+function sanitizeFilename(name) {
+  return name.replace(/[<>:"/\\|?*]/g, "-").trim();
+}
+
+function splitName(dirName) {
+  let number = "";
+  let desc = dirName;
+
+  const underscoreIndex = dirName.indexOf("_");
+  if (underscoreIndex !== -1) {
+    number = dirName.slice(0, underscoreIndex).trim();
+    desc = dirName.slice(underscoreIndex + 1);
+  } else {
+    const match = dirName.match(/^(\d+)\s+(.+)$/);
+    if (match) {
+      number = match[1];
+      desc = match[2];
+    }
+  }
+
+  desc = desc.replace(/_/g, " ").replace(/\s+/g, " ").trim();
+  if (!number) {
+    number = "00";
+  }
+
+  return { number, desc };
+}
+
+function createZipForDir(dirPath) {
+  const dirName = path.basename(dirPath);
+  const { number, desc } = splitName(dirName);
+  const zipName = sanitizeFilename(`JS_Esercizi ${number} - ${desc}.zip`);
+  const zipPath = path.join(outputDir, zipName);
+  const sourceGlob = path.join(dirPath, "*");
+
+  const psCommand = [
+    "$ErrorActionPreference = 'Stop'",
+    `if (Test-Path -LiteralPath ${psQuote(zipPath)}) { Remove-Item -LiteralPath ${psQuote(zipPath)} -Force }`,
+    `Compress-Archive -Path ${psQuote(sourceGlob)} -DestinationPath ${psQuote(zipPath)} -Force`
+  ].join("; ");
+
+  execFileSync("powershell", ["-NoProfile", "-Command", psCommand], {
+    stdio: "inherit"
+  });
+
+  console.log(`Creato: ${zipName}`);
+}
+
+function main() {
+  if (!fs.existsSync(baseDir)) {
+    throw new Error(`Cartella non trovata: ${baseDir}`);
+  }
+
+  ensureDir(outputDir);
+
+  const entries = fs.readdirSync(baseDir, { withFileTypes: true })
+    .filter((entry) => entry.isDirectory())
+    .map((entry) => path.join(baseDir, entry.name));
+
+  for (const dirPath of entries) {
+    if (path.basename(dirPath).toLowerCase() === ".zip") {
+      continue;
+    }
+    createZipForDir(dirPath);
+  }
+}
+
+main();