const os = require('os');
const path = require('path');

const abi = require('node-abi');
const libc = require('detect-libc');

function getModuleName() {
  const stdlib = libc.familySync();
  const platform = process.env['BUILD_PLATFORM'] || os.platform();
  const arch = process.env['BUILD_ARCH'] || os.arch();

  if (platform === 'darwin' && arch === 'arm64') {
    const identifier = [platform, 'arm64', abi.getAbi(process.versions.node, 'node')].filter(Boolean).join('-');
    return `sentry_cpu_profiler-${identifier}.node`;
  }

  const identifier = [platform, arch, stdlib, abi.getAbi(process.versions.node, 'node')].filter(Boolean).join('-');

  return `sentry_cpu_profiler-${identifier}.node`;
}

const source = path.join(__dirname, '..', 'build', 'Release', 'sentry_cpu_profiler.node');
const target = path.join(__dirname, '..', 'lib', getModuleName());

module.exports.source = source;
module.exports.target = target;
module.exports.getModuleName = getModuleName;