// boot_link.js
const fs = require('fs')
const path = require('path')

// Main function to link libraries
const openSharePath = fs.existsSync(path.resolve('./env_loc.gitomit.sfomit.json')) ? require(path.resolve('./env_loc.gitomit.sfomit.json')).openShare : ''
console.log('openShare:', openSharePath)
if (!openSharePath) {
  console.log('openShare not found, exiting now.')
  return
}

const nodeModulesPath = path.resolve('./node_modules')
console.log('nodeModulesPath:', nodeModulesPath)

// Get the list of libraries
const libs = fs.readdirSync(nodeModulesPath).filter((libName) => libName.startsWith('wo_') || libName.startsWith('wo-') || libName === 'tic-crypto')

libs.forEach((libName) => {
  const libPath = path.join(openSharePath, libName)
  if (fs.existsSync(libPath)) {
    console.log(`Copying ${libName}`)
    const sourceFiles = fs.readdirSync(libPath).filter((fileName) => fileName.endsWith('.js') || fileName.endsWith('.json'))
    sourceFiles.forEach((file) => {
      const sourceFile = path.join(libPath, file)
      const tempFile = path.join(nodeModulesPath, libName, file + `.${Date.now()}`)
      const destFile = path.join(nodeModulesPath, libName, file)
      // fs.symlinkSync(sourceFile, tempFile, 'file') // through symbolic links, 例如 tic-crypto 安装后，报错 tweetnacl module 找不到，因为跟着 symbolic links 去原始文件所在的位置找了。
      try {
        // fs.linkSync creates hard links on both Windows and Unix/Linux
        fs.linkSync(sourceFile, tempFile)
      } catch (err) {
        // Fallback to copy if hard link fails
        fs.copyFileSync(sourceFile, tempFile)
      }
      try {
        fs.unlinkSync(destFile)
      } catch {}
      fs.renameSync(tempFile, destFile)
    })
  }
})

/*
script in package.json: 

"boot_link.sh": "echo '#<<< Copy local lib to node_modules'; for LIB in $(cd node_modules && ls -d wo_* wo-* tic-crypto 2>&1); do if [ -d ../../npm/$LIB ]; then echo $LIB; ln -f $(realpath ../../npm/$LIB)/*.js ./node_modules/$LIB/; fi; done;"

echo #<<< Copy local lib to node_modules; for LIB in $(cd node_modules && ls -d wo_* wo-* tic-crypto 2>&1); do if [ -d $(jq -r .openShare env_loc.gitomit.sfomit.json)/$LIB ]; then echo copying $LIB; ln -f $(realpath $(jq -r .openShare env_loc.gitomit.sfomit.json))/$LIB/*.js ./node_modules/$LIB/; fi; done;

*/