import {useState} from 'react'
import PropTypes from 'prop-types'
import IconButton from '@mui/material/IconButton'
import Tooltip from '@mui/material/Tooltip'
import Snackbar from '@mui/material/Snackbar'
import Alert from '@mui/material/Alert'
import ShareIcon from '@mui/icons-material/Share'
import LinkIcon from '@mui/icons-material/Link'

export default function ShareButton({
  versionId,
  versionName = 'Version',
  size = 'small',
  hasSnackbarVisible = true,
  onShareSuccess = null,
  onShareError = null
}) {
  const [shared, setShared] = useState(false)
  const [snackbar, setSnackbar] = useState({open: false, message: '', severity: 'success'})

  const handleShare = async () => {
    const url = `${window.location.origin}/dashboard/versions/${versionId}`

    try {
      if (navigator.share) {
        // Use native share API if available
        await navigator.share({
          title: `Version: ${versionName}`,
          text: 'Découvrez cette version sur Konstitisyon.nu',
          url
        })
      } else if (navigator.clipboard && window.isSecureContext) {
        await navigator.clipboard.writeText(url)
      } else {
        // Fallback for older browsers
        const textArea = document.createElement('textarea')
        textArea.value = url
        textArea.style.position = 'fixed'
        textArea.style.left = '-999999px'
        textArea.style.top = '-999999px'
        document.body.append(textArea)
        textArea.focus()
        textArea.select()

        const result = document.execCommand('copy')
        textArea.remove()

        if (!result) {
          throw new Error('Copy command failed')
        }
      }

      // Success feedback
      setShared(true)
      setTimeout(() => setShared(false), 2000)

      if (hasSnackbarVisible) {
        setSnackbar({
          open: true,
          message: navigator.share ? 'Version partagée' : 'Lien copié dans le presse-papier',
          severity: 'success'
        })
      }

      if (onShareSuccess) {
        onShareSuccess()
      }
    } catch (error) {
      console.error('Failed to share:', error)

      if (hasSnackbarVisible) {
        setSnackbar({
          open: true,
          message: 'Impossible de partager cette version',
          severity: 'error'
        })
      }

      if (onShareError) {
        onShareError(error)
      }
    }
  }

  const handleCloseSnackbar = () => {
    setSnackbar(prev => ({...prev, open: false}))
  }

  return (
    <>
      <Tooltip title={shared ? 'Partagé !' : 'Partager cette version'}>
        <IconButton
          size={size}
          aria-label='Partager cette version'
          sx={{
            color: shared ? 'success.main' : 'text.secondary',
            '&:hover': {
              color: shared ? 'success.dark' : 'primary.main',
              backgroundColor: shared ? 'success.light' : 'action.hover'
            },
            transition: 'all 0.2s ease-in-out'
          }}
          onClick={handleShare}
        >
          {shared ? <LinkIcon /> : <ShareIcon />}
        </IconButton>
      </Tooltip>

      {hasSnackbarVisible && (
        <Snackbar
          open={snackbar.open}
          autoHideDuration={3000}
          anchorOrigin={{vertical: 'bottom', horizontal: 'center'}}
          onClose={handleCloseSnackbar}
        >
          <Alert
            variant='filled'
            severity={snackbar.severity}
            sx={{width: '100%'}}
            onClose={handleCloseSnackbar}
          >
            {snackbar.message}
          </Alert>
        </Snackbar>
      )}
    </>
  )
}

ShareButton.propTypes = {
  versionId: PropTypes.string.isRequired,
  versionName: PropTypes.string,
  size: PropTypes.oneOf(['small', 'medium', 'large']),
  hasSnackbarVisible: PropTypes.bool,
  onShareSuccess: PropTypes.func,
  onShareError: PropTypes.func
}