const fs = require('fs')
const path = require('path')

const cmds = {}

let list = fs.readdirSync(path.resolve(__dirname))
let actGrpFile = list.filter(t => {
  if (t.startsWith('index')) return false
  let stat = fs.statSync(path.resolve(__dirname, t))
  return stat.isFile
})

let allowExt = /^\.(js)$/i
for (let i of actGrpFile) {
  let ext = path.extname(i)
  let fp = path.resolve(__dirname, i)

  if (!allowExt.test(ext)) continue

  let tmp = require(fp)
  for (let j in tmp) {
    cmds[j] = tmp[j]
  }
}

const runAct = async (cmd, txt = '', source = {}) => {
  if (!cmd || (typeof cmd !== 'string' && !Array.isArray(cmd)) || cmd.length === 0) return null
  let c = typeof cmd === 'string' ? cmd : cmd[0]
  if (!(c in cmds)) return null
  let result = await cmds[c](typeof cmd === 'string' ? txt : cmd[1] || '', source)
  return result.reply
}

module.exports = runAct