// Copyright (c) 2026, Salesforce, Inc. All rights reserved.

// SPDX-License-Identifier: Apache-2.0 OR MIT

/**

* Copies the compiled .dylib/.so/.dll to a .node file for Node.js to load.

* Usage: node scripts/copy-node.js [debug|release]

*/

const { copyFileSync, existsSync } = require('fs');

const { join, basename } = require('path');

const { execFileSync } = require('child_process');

const profile = process.argv[2] || 'debug';

const targetDir = join(__dirname, '..', '..', 'target', profile);

const outDir = join(__dirname, '..');

const { platform, arch } = process;

// Determine source library name

let libName;

if (platform === 'win32') {

libName = 'hyperdb_api_node.dll';

} else if (platform === 'darwin') {

libName = 'libhyperdb_api_node.dylib';

} else {

libName = 'libhyperdb_api_node.so';

}

const src = join(targetDir, libName);

const platformTag = `${platform === 'darwin' ? 'darwin' : platform === 'win32' ? 'win32' : 'linux'}-${arch === 'arm64' ? 'arm64' : 'x64'}`;

const dest = join(outDir, `hyperdb-api-node.${platformTag}.node`);

if (!existsSync(src)) {

console.error(`ERROR: Build artifact not found: ${src}`);

console.error(`Did 'cargo build -p hyperdb-api-node' succeed?`);

process.exit(1);

}

copyFileSync(src, dest);

console.log(`Copied ${src} -> ${dest}`);

// On macOS, the compiled dylib embeds an absolute install_name pointing into

// target/. When Node.js dlopen()s the copied .node file, the dynamic linker

// sees that self-referencing path and kills the process (SIGKILL). Rewrite

// the install_name to a relative @loader_path reference so it loads correctly.

if (platform === 'darwin') {

const newId = `@loader_path/${basename(dest)}`;

execFileSync('install_name_tool', ['-id', newId, dest]);

console.log(`Fixed macOS install_name -> ${newId}`);

}