All files / src/views UploadView.tsx

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import { useCallback, useState } from 'react'
import { useDropzone } from 'react-dropzone'
import { Box, Typography, Paper, CircularProgress, Alert, Button, Chip, Grid } from '@mui/material'
import {
  CloudUpload,
  CheckCircle,
  Error,
  HourglassEmpty,
  Visibility,
} from '@mui/icons-material'
import { useAppDispatch, useAppSelector } from '../store'
import { uploadDocument } from '../store/documentSlice'
import { Layout } from '../components/Layout'
import { FilePreview } from '../components/FilePreview'
import type { Document } from '../types'
 
export default function UploadView() {
  const dispatch = useAppDispatch()
  const { documents, error } = useAppSelector((state) => state.document)
  const [previewDocument, setPreviewDocument] = useState<Document | null>(null)
 
  const onDrop = useCallback(
    (acceptedFiles: File[]) => {
      acceptedFiles.forEach((file) => {
        dispatch(uploadDocument(file))
      })
    },
    [dispatch]
  )
 
  const { getRootProps, getInputProps, isDragActive } = useDropzone({
    onDrop,
    accept: {
      'application/pdf': ['.pdf'],
      'image/*': ['.png', '.jpg', '.jpeg', '.tiff'],
      'text/plain': ['.txt'],
      'text/markdown': ['.md'],
      'application/vnd.openxmlformats-officedocument.wordprocessingml.document': ['.docx'],
    },
    multiple: true,
  })
 
  const getStatusIcon = (status: string) => {
    switch (status) {
      case 'completed':
        return <CheckCircle color="success" />
      case 'error':
        return <Error color="error" />
      case 'processing':
        return <CircularProgress size={20} />
      default:
        return <HourglassEmpty color="action" />
    }
  }
 
  const getStatusColor = (status: string) => {
    switch (status) {
      case 'completed':
        return 'success'
      case 'error':
        return 'error'
      case 'processing':
        return 'warning'
      default:
        return 'default'
    }
  }
 
  return (
    <Layout>
      <Typography variant="h4" gutterBottom>
        Téléversement de documents
      </Typography>
 
      <Paper
        {...getRootProps()}
        sx={{
          p: 4,
          textAlign: 'center',
          cursor: 'pointer',
          border: '2px dashed',
          borderColor: isDragActive ? 'primary.main' : 'grey.300',
          bgcolor: isDragActive ? 'action.hover' : 'background.paper',
          '&:hover': {
            borderColor: 'primary.main',
            bgcolor: 'action.hover',
          },
        }}
      >
        <input {...getInputProps()} />
        <CloudUpload sx={{ fontSize: 48, color: 'primary.main', mb: 2 }} />
        <Typography variant="h6" gutterBottom>
          {isDragActive
            ? 'Déposez les fichiers ici...'
            : 'Glissez-déposez vos documents ou cliquez pour sélectionner'}
        </Typography>
        <Typography variant="body2" color="text.secondary">
          Formats acceptés: PDF, PNG, JPG, JPEG, TIFF, TXT, MD, DOCX
        </Typography>
      </Paper>
 
      {error && (
        <Alert severity="error" sx={{ mt: 2 }}>
          {error}
        </Alert>
      )}
 
      {documents.length > 0 && (
        <Box sx={{ mt: 3 }}>
          <Typography variant="h6" gutterBottom>
            Documents téléversés ({documents.length})
          </Typography>
 
          <Grid container spacing={2}>
            {documents.map((doc, index) => (
              <Grid size={{ xs: 12, md: 6 }} key={`${doc.id}-${index}`}>
                <Paper sx={{ p: 2 }}>
                  <Box display="flex" justifyContent="space-between" alignItems="center" mb={2}>
                    <Box display="flex" alignItems="center" gap={1}>
                      {getStatusIcon(doc.status)}
                      <Typography variant="subtitle1" noWrap>
                        {doc.name}
                      </Typography>
                    </Box>
                    <Box display="flex" gap={1}>
                      <Button
                        size="small"
                        startIcon={<Visibility />}
                        onClick={() => setPreviewDocument(doc)}
                        disabled={doc.status !== 'completed'}
                      >
                        Aperçu
                      </Button>
                    </Box>
                  </Box>
 
                  <Box display="flex" gap={1} flexWrap="wrap">
                    <Chip
                      label={doc.functionalType || doc.mimeType}
                      size="small"
                      variant="outlined"
                    />
                    <Chip
                      label={doc.status}
                      size="small"
                      color={getStatusColor(doc.status) as 'success' | 'error' | 'warning' | 'default'}
                    />
                    <Chip
                      label={`${(doc.size / 1024 / 1024).toFixed(2)} MB`}
                      size="small"
                      variant="outlined"
                    />
                  </Box>
                </Paper>
              </Grid>
            ))}
          </Grid>
        </Box>
      )}
 
      {/* Aperçu du document */}
      {previewDocument && (
        <FilePreview
          document={previewDocument}
          onClose={() => setPreviewDocument(null)}
        />
      )}
    </Layout>
  )
}