import React, { Component } from 'react'
import { connect } from 'react-redux'

function Results({ loading, success, error, match, results }) {
  if (!success && !error) {
    return (
      <div className='results'>
      </div>
    )
  }
  if (loading) {
    return (
      <div className='results'>
        <i>Loading...</i>
      </div>
    )
  }

  if (error) {
    return (
      <div className='results'>
        <b>Error: {error.replace(/_/g, ' ')}</b>
      </div>
    )
  }

  if (!match) {
    return (
      <div className='results'>
        No match, image added to database
      </div>
    )
  }

  return (
    <div className='results'>
      {results.map(({ phash, score, sha256, url }) => (
        <div className='result' key={sha256}>
          <div className='img'><img src={url} /></div>
          <br />
          {score == 0
            ? <span className='score'><b>Exact match</b></span>
            : <span className='score'>Score: {score}</span>
          }<br />
          <span className='sha256'>{sha256}</span>
          Phash: {phash.toString(16)}
        </div>
      ))}
    </div>
  )
}

const mapStateToProps = state => (state.api.similar || {})

export default connect(mapStateToProps)(Results)