import fs from 'node:fs'
import { createRequire } from 'node:module'

import { isPlainObject } from './runtime-merge.js'

const require = createRequire(import.meta.url)

export function loadConfig(configPath: string): Record<string, unknown> {
  if (!fs.existsSync(configPath)) {
    return {}
  }

  const loaded = require(configPath)
  return isPlainObject(loaded) ? loaded : {}
}