const { isMainThread, parentPort, workerData } = require('worker_threads')
const logger = require('../utils/logger.js')
const { createQuestion, searchData } = require('./classes.js')

const minMatchAmmountToAdd = 90 // FIXME: test this value

if (!isMainThread) {
  logger.DebugLog('Starting worker thread', 'processdata', 1)
  logger.DebugLog(workerData, 'processdata', 3)

  parentPort.postMessage(ProcessData(workerData.data, workerData.qdb))
} else {
  logger.Log(
    'Porcess data should not run on main thread!',
    logger.GetColor('redbg')
  )
}

function ProcessData(data, qdb) {
  let allQuestions = []

  data.quiz.forEach((question) => {
    logger.DebugLog('Question:', 'actions', 2)
    logger.DebugLog(question, 'actions', 2)
    let currentQuestion = createQuestion(question.Q, question.A, question.data)
    logger.DebugLog('Searching for question in subj ' + data.subj, 'actions', 3)
    logger.DebugLog(currentQuestion, 'actions', 3)

    let sames = searchData(qdb, currentQuestion, data.subj)
    logger.DebugLog('Same questions:', 'actions', 2)
    logger.DebugLog('Length: ' + sames.length, 'actions', 2)
    logger.DebugLog(sames, 'actions', 3)
    // if it didnt find any question, or every found questions match is lower thatn 80
    let isNew =
      sames.length === 0 ||
      sames.every((searchResItem) => {
        return searchResItem.match < minMatchAmmountToAdd
      })
    logger.DebugLog('isNew: ' + isNew, 'actions', 2)
    if (isNew) {
      allQuestions.push(currentQuestion)
    }
  })

  return allQuestions
}