import { api } from '../api'
import { database } from '../database'

const NONE_ITEMS = 0

class Cron {
  #interval: NodeJS.Timeout | undefined

  init(batchTime: number) {
    this.stop()
    this.#interval = setInterval(this.sendBatch, batchTime)
  }

  sendBatch() {
    database.getAllItems().then((items) => {
      if (items.length > NONE_ITEMS) {
        api.sendBatch(items)?.then(() => database.reset())
      }
    })
  }

  stop() {
    if (this.#interval) {
      clearInterval(this.#interval)
      this.#interval = undefined
    }
  }

  getInterval() {
    return this.#interval
  }
}

export const cron = new Cron()