import {useState, useEffect, useRef} from 'react'
import PropTypes from 'prop-types'
import {useSession} from 'next-auth/client'
import Koneksyon from '../sesyon/koneksyon'

import {
  IconButton,
  Dialog,
  DialogTitle,
  DialogContent,
  DialogActions,
  Button,
  Typography,
  Tooltip,
  Zoom,
  withStyles,
  makeStyles
} from '@material-ui/core'
import AddCommentIcon from '@material-ui/icons/AddComment'
import KomanteList from './komante-list'
import {useRouter} from 'next/router'
import EkriKomante from './ekri-komante'

const useStyles = makeStyles(theme => ({
  margin: {
    margin: theme.spacing(1)
  },
  extendedIcon: {
    marginRight: theme.spacing(1)
  }
}))

const KomanteTooltip = withStyles(() => ({
  tooltip: {
    fontSize: 18
  }
}))(Tooltip)

export default function VweKomante({komante, teks}) {
  const classes = useStyles()
  const [esOuve, meteEsOuve] = useState(false)
  const [esKoneksyonOuve, meteEsKoneksyonOuve] = useState(false)
  const [esKomenteOuve, meteEsKomanteOuve] = useState(false)
  const [session] = useSession()
  const router = useRouter()

  const handleClick = () => {
    meteEsOuve(true)
  }

  const handleClose = () => {
    meteEsOuve(false)
  }

  const descriptionElementRef = useRef(null)
  useEffect(() => {
    if (esOuve) {
      const {current: descriptionElement} = descriptionElementRef
      if (descriptionElement !== null) {
        descriptionElement.focus()
      }
    }
  }, [esOuve])

  return (
    <>
      <KomanteTooltip title='Komantè' placement='bottom' TransitionComponent={Zoom}>
        <IconButton className={classes.margin} color='primary' aria-label='commentaire' component='span' onClick={handleClick}>
          <AddCommentIcon />
        </IconButton>
      </KomanteTooltip>
      <Dialog
        open={esOuve}
        scroll='paper'
        aria-labelledby='scroll-dialog-title'
        aria-describedby='scroll-dialog-description'
        onClose={handleClose}
      >
        <DialogTitle align='center' id='scroll-dialog-title'>Kòmantè</DialogTitle>
        <DialogContent dividers>
          <Typography
            ref={descriptionElementRef}
            variant='inherit'
            id='scroll-dialog-description'
            tabIndex={-1}
          >
            {komante.length > 0 ? (
              <KomanteList komante={komante} />
            ) : (
              <Typography align='center'>
                Aucun
              </Typography>
            )}
          </Typography>
        </DialogContent>
        <DialogActions align='center' >
          {session && session.user && !esKomenteOuve && (
            <Button fullWidth color='primary' onClick={() => meteEsKomanteOuve(true)}>
              Ajouter un commentaire
            </Button>
          )}
          {!session && !esKoneksyonOuve && (
            <Button fullWidth color='primary' onClick={() => meteEsKoneksyonOuve(true)}>
              Se connecter pour commenter
            </Button>
          )}
          {!session && esKoneksyonOuve && (
            <Koneksyon chimen={router.asPath} />
          )}
        </DialogActions>
        {!session && esKoneksyonOuve && (
          <Button style={{marginBottom: 10}} color='primary' onClick={() => meteEsKoneksyonOuve(false)}>
            Annuler
          </Button>
        )}
        {session && session.user && esKomenteOuve && (
          <>
            <EkriKomante session={session} teks={teks} meteEsKomanteOuve={meteEsKomanteOuve} />
            <Button fullWidth style={{marginBottom: 10}} color='primary' onClick={() => meteEsKomanteOuve(false)}>
              Fermer
            </Button>
          </>
        )}
      </Dialog>
    </>
  )
}

VweKomante.defaultProps = {
  komante: null
}

VweKomante.propTypes = {
  komante: PropTypes.array,
  teks: PropTypes.object.isRequired
}