import React, { ReactElement, useState, useEffect } from 'react'
import styles from './index.module.css'
import Compute from './Compute'
import Consume from './Consume'
import { MetadataMarket } from '../../../@types/Metadata'
import { DDO } from '@oceanprotocol/lib'
import Tabs from '../../atoms/Tabs'
import { useOcean } from '@oceanprotocol/react'
import compareAsBN, { Comparison } from '../../../utils/compareAsBN'

export default function AssetActions({
  metadata,
  ddo
}: {
  metadata: MetadataMarket
  ddo: DDO
}): ReactElement {
  const { balance } = useOcean()
  const [price, setPrice] = useState<string>()
  const [isBalanceSufficient, setIsBalanceSufficient] = useState(false)

  const isCompute = Boolean(ddo.findServiceByType('compute'))

  // Check user balance against price
  useEffect(() => {
    if (!price || !balance || !balance.ocean) return

    const isFree = price === '0'
    setIsBalanceSufficient(
      isFree ? true : compareAsBN(balance.ocean, price, Comparison.gte)
    )

    return () => {
      setIsBalanceSufficient(false)
    }
  }, [balance, price])

  const UseContent = isCompute ? (
    <Compute
      ddo={ddo}
      isBalanceSufficient={isBalanceSufficient}
      setPrice={setPrice}
    />
  ) : (
    <Consume
      ddo={ddo}
      isBalanceSufficient={isBalanceSufficient}
      file={metadata.main.files[0]}
      setPrice={setPrice}
    />
  )

  const tabs = [
    {
      title: 'Use',
      content: UseContent
    },
    {
      title: 'Trade',
      content: 'Trade Me'
    }
  ]

  return <Tabs items={tabs} className={styles.actions} />
}