import { basename } from 'node:path'
import * as p from 'picocolors'
import { getDepsCount } from './get-deps-count'
import { getRecursiveFileList } from './get-recursive-file-list'

export function commandCheck(path: string = '.') {
  const files = getRecursiveFileList(path).filter((file) => basename(file) === 'package.json')
  const depsCounter = getDepsCount(files)

  const single: string[] = []
  const multiple: string[] = []

  Object.keys(depsCounter)
    .sort()
    .map((pkg) => {
      const versions = depsCounter[pkg]
      const versionMap = Object.keys(versions).sort()
      const versionsLength = versionMap.length

      if (versionsLength === 1) {
        const count = versions[versionMap[0]].length
        single.push(`${p.green(`✔`)} ${pkg}@${versionMap[0]} (${count})`)
        return
      }

      const versionCount: { version: string; count: number }[] = []
      for (const version of versionMap) {
        versionCount.push({ version, count: versions[version].length })
      }
      versionCount.sort((a, b) => b.count - a.count)

      multiple.push(`${p.yellow(`⚠`)} ${pkg} has ${versionsLength} versions:`)

      for (const { count, version } of versionCount) {
        multiple.push(`  - ${p.bold(version)} (${count})`)
      }
    })

  for (const string of [...single.sort(), ...multiple]) {
    console.log(string)
  }
}