Merge plugin CLI into here (#404)

npm/cli/install.js

@@ -0,0 +1,97 @@
+const fs = require("node:fs");
+const path = require("node:path");
+const zlib = require("node:zlib");
+const https = require("node:https");
+const {
+  BINARY_DISTRIBUTION_VERSION,
+  BINARY_NAME,
+  PLATFORM_SPECIFIC_PACKAGE_NAME
+} = require("./common");
+
+const fallbackBinaryPath = path.join(__dirname, BINARY_NAME);
+
+function makeRequest(url) {
+  return new Promise((resolve, reject) => {
+    https
+      .get(url, (response) => {
+        if (response.statusCode >= 200 && response.statusCode < 300) {
+          const chunks = [];
+          response.on("data", (chunk) => chunks.push(chunk));
+          response.on("end", () => resolve(Buffer.concat(chunks)));
+        } else if (
+          response.statusCode >= 300 &&
+          response.statusCode < 400 &&
+          response.headers.location
+        ) {
+          makeRequest(response.headers.location).then(resolve, reject);
+        } else {
+          reject(
+            new Error(
+              `npm responded with status code ${response.statusCode} when downloading package ${url}`
+            )
+          );
+        }
+      })
+      .on("error", (error) => reject(error));
+  });
+}
+
+function extractFileFromTarball(tarballBuffer, filepath) {
+  let offset = 0;
+  while (offset < tarballBuffer.length) {
+    const header = tarballBuffer.subarray(offset, offset + 512);
+    offset += 512;
+
+    const fileName = header.toString("utf-8", 0, 100).replace(/\0.*/g, "");
+    const fileSize = parseInt(header.toString("utf-8", 124, 136).replace(/\0.*/g, ""), 8);
+
+    if (fileName === filepath) {
+      return tarballBuffer.subarray(offset, offset + fileSize);
+    }
+
+    offset = (offset + fileSize + 511) & ~511;
+  }
+
+  return null;
+}
+
+async function downloadBinaryFromNpm() {
+  if (!PLATFORM_SPECIFIC_PACKAGE_NAME) {
+    throw new Error(`Unsupported platform: ${process.platform}/${process.arch}`);
+  }
+
+  const packageNameWithoutScope = PLATFORM_SPECIFIC_PACKAGE_NAME.split("/")[1];
+  const tarballUrl = `https://registry.npmjs.org/${PLATFORM_SPECIFIC_PACKAGE_NAME}/-/${packageNameWithoutScope}-${BINARY_DISTRIBUTION_VERSION}.tgz`;
+  const tarballDownloadBuffer = await makeRequest(tarballUrl);
+  const tarballBuffer = zlib.unzipSync(tarballDownloadBuffer);
+
+  const binary = extractFileFromTarball(tarballBuffer, `package/bin/${BINARY_NAME}`);
+  if (!binary) {
+    throw new Error(`Could not find package/bin/${BINARY_NAME} in tarball`);
+  }
+
+  fs.writeFileSync(fallbackBinaryPath, binary);
+  fs.chmodSync(fallbackBinaryPath, "755");
+}
+
+function isPlatformSpecificPackageInstalled() {
+  try {
+    if (!PLATFORM_SPECIFIC_PACKAGE_NAME) {
+      return false;
+    }
+    require.resolve(`${PLATFORM_SPECIFIC_PACKAGE_NAME}/bin/${BINARY_NAME}`);
+    return true;
+  } catch (_) {
+    return false;
+  }
+}
+
+if (!isPlatformSpecificPackageInstalled()) {
+  console.log("Platform package missing. Downloading Yaak CLI binary from npm...");
+  downloadBinaryFromNpm().catch((err) => {
+    console.error("Failed to install Yaak CLI binary:", err);
+    process.exitCode = 1;
+  });
+} else {
+  console.log("Platform package present. Using bundled Yaak CLI binary.");
+}