u

src/api/index.js

@@ -1686,6 +1686,133 @@ export const company = {
       body: { companyId },
     });
   },
+
+  /**
+   * POST /api/company/import
+   * Uploads and streams catalog import (.zip) archive via Server-Sent Events.
+   * Tracks client upload progress (bytes/percentage) and processes incoming SSE events in real-time.
+   *
+   * @param {File|Blob|null} file
+   * @param {object} [callbacks]
+   * @param {(progress: { loaded: number, total: number, percent: number }) => void} [callbacks.onUploadProgress]
+   * @param {(message: string) => void} [callbacks.onStatus]
+   * @param {(progress: { phase: string, current: number, total: number, item?: string }) => void} [callbacks.onProgress]
+   * @param {(stats: object) => void} [callbacks.onDone]
+   * @param {(error: string) => void} [callbacks.onError]
+   * @param {object} [options]
+   * @param {AbortSignal} [options.signal]
+   */
+  importCatalog(file, callbacks = {}, { signal } = {}) {
+    return new Promise((resolve, reject) => {
+      const xhr = new XMLHttpRequest();
+      xhr.open('POST', '/api/company/import');
+      xhr.withCredentials = true;
+      xhr.setRequestHeader('Accept', 'text/event-stream');
+
+      if (signal) {
+        if (signal.aborted) {
+          return reject(new DOMException('Aborted', 'AbortError'));
+        }
+        signal.addEventListener('abort', () => {
+          xhr.abort();
+          reject(new DOMException('Aborted', 'AbortError'));
+        });
+      }
+
+      // Track request body upload progress
+      if (file && xhr.upload) {
+        xhr.upload.onprogress = (event) => {
+          if (event.lengthComputable && event.total > 0) {
+            const percent = Math.min(100, Math.round((event.loaded / event.total) * 100));
+            callbacks.onUploadProgress?.({
+              loaded: event.loaded,
+              total: event.total,
+              percent,
+            });
+          }
+        };
+      }
+
+      // Stream and parse incoming SSE chunks as the server processes the archive
+      let processedIndex = 0;
+      let buffer = '';
+
+      const processChunks = () => {
+        const text = xhr.responseText || '';
+        if (text.length <= processedIndex) return;
+        const newChunk = text.slice(processedIndex);
+        processedIndex = text.length;
+
+        buffer += newChunk;
+        const messages = buffer.split('\n\n');
+        buffer = messages.pop() || '';
+
+        for (const msg of messages) {
+          if (!msg.trim()) continue;
+
+          const eventMatch = msg.match(/^event:\s*(\w+)/m);
+          const dataMatch = msg.match(/^data:\s*(.+)$/m);
+
+          const eventType = eventMatch ? eventMatch[1] : 'message';
+          let eventData = null;
+          if (dataMatch) {
+            try {
+              eventData = JSON.parse(dataMatch[1]);
+            } catch {
+              eventData = dataMatch[1];
+            }
+          }
+
+          switch (eventType) {
+            case 'status':
+              callbacks.onStatus?.(eventData?.message);
+              break;
+            case 'progress':
+              callbacks.onProgress?.(eventData);
+              break;
+            case 'done':
+              callbacks.onDone?.(eventData?.stats ?? eventData);
+              break;
+            case 'error':
+              callbacks.onError?.(eventData?.message || 'Fehler beim Importieren');
+              break;
+          }
+        }
+      };
+
+      xhr.onprogress = processChunks;
+
+      xhr.onload = () => {
+        processChunks();
+        if (xhr.status >= 200 && xhr.status < 300) {
+          resolve();
+        } else {
+          let errMsg = `Upload fehlgeschlagen (HTTP ${xhr.status})`;
+          try {
+            const parsed = JSON.parse(xhr.responseText);
+            errMsg = parsed.error || parsed.message || errMsg;
+          } catch {
+            // ignore
+          }
+          reject(new Error(errMsg));
+        }
+      };
+
+      xhr.onerror = () => {
+        reject(new Error('Netzwerkfehler beim Upload der Datei'));
+      };
+
+      xhr.onabort = () => {
+        reject(new DOMException('Aborted', 'AbortError'));
+      };
+
+      const formData = new FormData();
+      if (file) {
+        formData.append('file', file);
+      }
+      xhr.send(formData);
+    });
+  },
 };
 
 export const posterminal = {

src/components/CompanySetupDialog.jsx

@@ -406,7 +406,7 @@ class CompanySetupDialog extends Component {
                       Wählen Sie eine Voreinstellung oder passen Sie Präfix, Stellen und Startnummer an:
                     </Typography>
 
-                    <Stack direction="row" spacing={1} flexWrap="wrap" useFlexGap sx={{ mb: 1.5 }}>
+                    <Stack direction="row" spacing={1} useFlexGap sx={{ flexWrap: 'wrap', mb: 1.5 }}>
                       {PRESETS.map((p) => {
                         const isSelected = selectedPreset === p.id;
                         return (

src/components/article/boxes/ArticleViewLists.jsx

@@ -39,6 +39,8 @@ import articleIndexAutomat from '../../../automats/articleIndexAutomat';
 import {
   MAGENTA_PANEL,
   SHADOW_CARD,
+  WHITE,
+  alpha,
 } from '../../../colors';
 
 export default class ArticleViewLists extends PureComponent {
@@ -1095,9 +1097,21 @@ export default class ArticleViewLists extends PureComponent {
       assignedMatch?.attributeValue ||
       null;
 
-    const siblings = (parentArticle?.children || []).filter(
+    const childrenList = parentArticle?.children || [];
-      (c) => c.sku !== articleData.sku && c.id !== articleData.id
+    const hasSelf = childrenList.some(
+      (c) => c.sku === articleData.sku || (articleData.id != null && c.id === articleData.id)
     );
+    const siblings = hasSelf
+      ? childrenList
+      : [
+          ...childrenList,
+          {
+            id: articleData.id,
+            sku: articleData.sku,
+            name: articleData.name,
+            attributeValue: variationValue,
+          },
+        ];
 
     return (
       <Box sx={{ display: 'flex', flexDirection: 'column', gap: 1, flex: 1, minHeight: 0 }}>
@@ -1206,10 +1220,10 @@ export default class ArticleViewLists extends PureComponent {
           </Box>
         </Box>
 
-        {/* Link(s) Geschwister */}
+        {/* Varianten */}
         <Box sx={{ display: 'flex', flexDirection: 'column', gap: 0.4, mt: 0.5 }}>
           <Typography variant="caption" sx={{ fontWeight: 600, color: 'text.secondary' }}>
-            Geschwister:
+            Varianten:
           </Typography>
           {siblings.length === 0 ? (
             <Typography variant="body2" color="text.secondary" sx={{ py: 0.5, fontSize: '0.8rem' }}>
@@ -1217,7 +1231,12 @@ export default class ArticleViewLists extends PureComponent {
             </Typography>
           ) : (
             <Box sx={{ display: 'flex', flexDirection: 'column', gap: 0.5 }}>
-              {siblings.map((sibling) => (
+              {siblings.map((sibling) => {
+                const isSelf =
+                  sibling.sku === articleData.sku ||
+                  (articleData.id != null && sibling.id === articleData.id);
+
+                return (
                   <Box
                     key={sibling.id || sibling.sku}
                     sx={{
@@ -1227,16 +1246,58 @@ export default class ArticleViewLists extends PureComponent {
                       px: 1,
                       py: 0.6,
                       borderRadius: 1,
-                    bgcolor: 'background.paper',
+                      bgcolor: isSelf ? alpha(WHITE, 0.6) : 'background.paper',
                       border: '1px solid',
                       borderColor: 'divider',
                       transition: 'all 0.15s ease-in-out',
+                      ...(!isSelf && {
                         '&:hover': {
                           borderColor: 'primary.main',
                           boxShadow: SHADOW_CARD,
                         },
+                      }),
                     }}
                   >
+                    {isSelf ? (
+                      <Box
+                        sx={{
+                          minWidth: 0,
+                          flex: 1,
+                          display: 'flex',
+                          flexDirection: 'column',
+                          py: 0.25,
+                        }}
+                      >
+                        <Typography
+                          variant="body2"
+                          sx={{
+                            fontWeight: 600,
+                            fontSize: '0.86rem',
+                            lineHeight: 1.3,
+                            overflow: 'hidden',
+                            textOverflow: 'ellipsis',
+                            whiteSpace: 'nowrap',
+                            color: 'text.primary',
+                          }}
+                        >
+                          {sibling.attributeValue || variationValue || sibling.name || sibling.sku}
+                        </Typography>
+                        <Box sx={{ display: 'flex', alignItems: 'center', gap: 0.4, mt: 0.2 }}>
+                          <Typography
+                            variant="caption"
+                            sx={{
+                              fontSize: '0.78rem',
+                              fontWeight: 600,
+                              color: 'text.secondary',
+                              fontFamily: 'monospace',
+                              letterSpacing: '0.02em',
+                            }}
+                          >
+                            {sibling.sku}
+                          </Typography>
+                        </Box>
+                      </Box>
+                    ) : (
                       <Link
                         component={RouterLink}
                         to={artikelDetailPath(sibling.sku)}
@@ -1291,8 +1352,10 @@ export default class ArticleViewLists extends PureComponent {
                           <OpenInNewIcon sx={{ fontSize: 13, color: 'primary.main', opacity: 0.8 }} />
                         </Box>
                       </Link>
+                    )}
                   </Box>
-              ))}
+                );
+              })}
             </Box>
           )}
         </Box>
@@ -1510,109 +1573,79 @@ export default class ArticleViewLists extends PureComponent {
                 ) : null}
               </Box>
 
-              {/* Add Child Variant Row */}
+              {/* Vaterartikel */}
-              <Box sx={{ display: 'flex', alignItems: 'center', gap: 0.5, mt: 0.5 }}>
+              <Box sx={{ display: 'flex', flexDirection: 'column', gap: 0.4, mt: 0.25 }}>
-                {isCustomChildValue || availableParentValues.length === 0 ? (
+                <Typography variant="caption" sx={{ fontWeight: 600, color: 'text.secondary' }}>
-                  <TextInput
+                  Vaterartikel:
-                    label="Neuer Wert"
+                </Typography>
-                    placeholder="Neuer Wert..."
-                    value={newChildText}
-                    disabled={busy}
-                    onChange={(e) => this.setState({ newChildText: e.target.value })}
-                    onKeyDown={(e) => {
-                      if (e.key === 'Enter') {
-                        e.preventDefault();
-                        void this.handleAddChild();
-                      }
-                    }}
-                    sx={{ flex: 1, minWidth: 0 }}
-                  />
-                ) : (
-                  <TextInput
-                    select
-                    label="Variante"
-                    value={selectedChildValueId}
-                    disabled={busy}
-                    onChange={(e) => this.setState({ selectedChildValueId: e.target.value })}
-                    sx={{ flex: 1, minWidth: 0 }}
-                  >
-                    <MenuItem value="" disabled>
-                      <em>Variante wählen...</em>
-                    </MenuItem>
-                    {availableParentValues.map((v) => (
-                      <MenuItem key={v.id} value={v.id}>
-                        {v.value}
-                      </MenuItem>
-                    ))}
-                  </TextInput>
-                )}
-
-                <Tooltip title="Variante hinzufügen">
-                  <span>
-                    <IconButton
-                      size="small"
-                      color="primary"
-                      disabled={
-                        busy ||
-                        (isCustomChildValue || availableParentValues.length === 0
-                          ? !newChildText.trim()
-                          : !selectedChildValueId)
-                      }
-                      onClick={this.handleAddChild}
-                      sx={{
-                        bgcolor: 'primary.main',
-                        color: 'primary.contrastText',
-                        '&:hover': { bgcolor: 'primary.dark' },
-                        '&.Mui-disabled': {
-                          bgcolor: 'action.disabledBackground',
-                          color: 'action.disabled',
-                        },
-                        p: 0.6,
-                        flexShrink: 0,
-                      }}
-                    >
-                      {busy ? <CircularProgress size={16} color="inherit" /> : <AddIcon fontSize="small" />}
-                    </IconButton>
-                  </span>
-                </Tooltip>
-              </Box>
-
-              {/* Toggle custom value / predefined value if values exist */}
-              {allParentValues.length > 0 && availableParentValues.length > 0 ? (
-                <Box sx={{ display: 'flex', justifyContent: 'flex-end', mt: -0.25 }}>
-                  <Link
-                    component="button"
-                    type="button"
-                    variant="caption"
-                    onClick={() =>
-                      this.setState((prev) => ({
-                        isCustomChildValue: !prev.isCustomChildValue,
-                        selectedChildValueId: '',
-                        newChildText: '',
-                      }))
-                    }
-                    sx={{ fontSize: '0.72rem', color: 'text.secondary', textDecoration: 'none' }}
-                  >
-                    {isCustomChildValue ? 'Aus Liste wählen' : 'Neuen Wert tippen'}
-                  </Link>
-                </Box>
-              ) : null}
-
-              {/* Children List */}
                 <Box
                   sx={{
                     display: 'flex',
-                  flexDirection: 'column',
+                    alignItems: 'center',
-                  gap: 0.5,
+                    justifyContent: 'space-between',
-                  mt: 0.5,
+                    px: 1,
+                    py: 0.6,
+                    borderRadius: 1,
+                    bgcolor: alpha(WHITE, 0.6),
+                    border: '1px solid',
+                    borderColor: 'divider',
                   }}
                 >
+                  <Box
+                    sx={{
+                      minWidth: 0,
+                      flex: 1,
+                      display: 'flex',
+                      flexDirection: 'column',
+                      py: 0.25,
+                    }}
+                  >
+                    <Typography
+                      className="link-title"
+                      variant="body2"
+                      sx={{
+                        fontWeight: 600,
+                        fontSize: '0.86rem',
+                        lineHeight: 1.3,
+                        overflow: 'hidden',
+                        textOverflow: 'ellipsis',
+                        whiteSpace: 'nowrap',
+                        color: 'text.primary',
+                      }}
+                    >
+                      {articleData.name || articleData.sku}
+                    </Typography>
+                    <Box sx={{ display: 'flex', alignItems: 'center', gap: 0.4, mt: 0.2 }}>
+                      <Typography
+                        className="link-sku"
+                        variant="caption"
+                        sx={{
+                          fontSize: '0.78rem',
+                          fontWeight: 600,
+                          color: 'text.secondary',
+                          fontFamily: 'monospace',
+                          letterSpacing: '0.02em',
+                        }}
+                      >
+                        {articleData.sku}
+                      </Typography>
+                    </Box>
+                  </Box>
+                </Box>
+              </Box>
+
+              {/* Varianten */}
+              <Box sx={{ display: 'flex', flexDirection: 'column', gap: 0.4, mt: 0.5 }}>
+                <Typography variant="caption" sx={{ fontWeight: 600, color: 'text.secondary' }}>
+                  Varianten:
+                </Typography>
                 {children.length === 0 ? (
                   <Typography variant="body2" color="text.secondary" sx={{ py: 1, fontSize: '0.8rem' }}>
                     Noch keine Varianten angelegt.
                   </Typography>
                 ) : (
-                  children.map((child) => (
+                  <Box sx={{ display: 'flex', flexDirection: 'column', gap: 0.5 }}>
+                    {children.map((child) => (
                       <Box
                         key={child.id || child.sku}
                         sx={{
@@ -1705,9 +1738,111 @@ export default class ArticleViewLists extends PureComponent {
                           <DeleteOutlinedIcon sx={{ fontSize: 17 }} />
                         </IconButton>
                       </Box>
-                  ))
+                    ))}
+                  </Box>
                 )}
               </Box>
+
+              {/* Add Child Variant Row */}
+              <Box sx={{ display: 'flex', alignItems: 'center', gap: 0.5, mt: 0.5 }}>
+                {isCustomChildValue || availableParentValues.length === 0 ? (
+                  <TextInput
+                    label="Neuer Wert"
+                    placeholder="Neuer Wert..."
+                    value={newChildText}
+                    disabled={busy}
+                    onChange={(e) => this.setState({ newChildText: e.target.value })}
+                    onKeyDown={(e) => {
+                      if (e.key === 'Enter') {
+                        e.preventDefault();
+                        void this.handleAddChild();
+                      }
+                    }}
+                    sx={{ flex: 1, minWidth: 0 }}
+                  />
+                ) : (
+                  <TextInput
+                    select
+                    label="Variante"
+                    value={selectedChildValueId}
+                    disabled={busy}
+                    onChange={(e) => {
+                      if (e.target.value === '__custom__') {
+                        this.setState({
+                          isCustomChildValue: true,
+                          selectedChildValueId: '',
+                          newChildText: '',
+                        });
+                      } else {
+                        this.setState({ selectedChildValueId: e.target.value });
+                      }
+                    }}
+                    sx={{ flex: 1, minWidth: 0 }}
+                  >
+                    <MenuItem value="" disabled>
+                      <em>Variante wählen...</em>
+                    </MenuItem>
+                    {availableParentValues.map((v) => (
+                      <MenuItem key={v.id} value={v.id}>
+                        {v.value}
+                      </MenuItem>
+                    ))}
+                    <MenuItem value="__custom__">
+                      <em>+ Neuer Wert...</em>
+                    </MenuItem>
+                  </TextInput>
+                )}
+
+                <Tooltip title="Variante hinzufügen">
+                  <span>
+                    <IconButton
+                      size="small"
+                      color="primary"
+                      disabled={
+                        busy ||
+                        (isCustomChildValue || availableParentValues.length === 0
+                          ? !newChildText.trim()
+                          : !selectedChildValueId)
+                      }
+                      onClick={this.handleAddChild}
+                      sx={{
+                        bgcolor: 'primary.main',
+                        color: 'primary.contrastText',
+                        '&:hover': { bgcolor: 'primary.dark' },
+                        '&.Mui-disabled': {
+                          bgcolor: 'action.disabledBackground',
+                          color: 'action.disabled',
+                        },
+                        p: 0.6,
+                        flexShrink: 0,
+                      }}
+                    >
+                      {busy ? <CircularProgress size={16} color="inherit" /> : <AddIcon fontSize="small" />}
+                    </IconButton>
+                  </span>
+                </Tooltip>
+              </Box>
+
+              {/* Toggle custom value / predefined value if values exist */}
+              {allParentValues.length > 0 && availableParentValues.length > 0 ? (
+                <Box sx={{ display: 'flex', justifyContent: 'flex-end', mt: -0.25 }}>
+                  <Link
+                    component="button"
+                    type="button"
+                    variant="caption"
+                    onClick={() =>
+                      this.setState((prev) => ({
+                        isCustomChildValue: !prev.isCustomChildValue,
+                        selectedChildValueId: '',
+                        newChildText: '',
+                      }))
+                    }
+                    sx={{ fontSize: '0.72rem', color: 'text.secondary', textDecoration: 'none' }}
+                  >
+                    {isCustomChildValue ? 'Aus Liste wählen' : 'Neuen Wert tippen'}
+                  </Link>
+                </Box>
+              ) : null}
             </Box>
           ) : isChild && parentSku ? (
             /* ── Mode 2: Child Variant Article ───────────────────────────────── */

src/components/article/tabs/ArticleSettingsTab.jsx

@@ -131,7 +131,7 @@ export default class ArticleSettingsTab extends Component {
 
     return (
       <Box>
-        <Stack direction="row" spacing={1.5} alignItems="center" flexWrap="wrap">
+        <Stack direction="row" spacing={1.5} alignItems="center" useFlexGap sx={{ flexWrap: 'wrap' }}>
           <Button
             type="button"
             color="error"

src/components/settings/ImportExportSettingsPanel.jsx

@@ -16,8 +16,13 @@ import Typography from '@mui/material/Typography';
 import CloudDownloadOutlinedIcon from '@mui/icons-material/CloudDownloadOutlined';
 import CloudUploadOutlinedIcon from '@mui/icons-material/CloudUploadOutlined';
 import InsertDriveFileOutlinedIcon from '@mui/icons-material/InsertDriveFileOutlined';
+import CheckCircleOutlineIcon from '@mui/icons-material/CheckCircleOutlined';
 import CloseIcon from '@mui/icons-material/Close';
 import { enqueueSnackbar } from 'notistack';
+import { company } from '../../api';
+import categoryAutomat from '../../automats/categoryAutomat';
+import articleIndexAutomat from '../../automats/articleIndexAutomat';
+import brandAutomat from '../../automats/brandAutomat';
 
 function formatBytes(bytes) {
   if (bytes == null || isNaN(bytes) || bytes === 0) return '0 B';
@@ -36,6 +41,14 @@ function isZipFile(file) {
   );
 }
 
+const PHASE_LABELS = {
+  brands: 'Marken werden importiert…',
+  categories: 'Kategorien werden importiert…',
+  articles: 'Artikel werden abgeglichen…',
+  variants: 'Varianten werden verknüpft…',
+  images: 'Bilder werden optimiert…',
+};
+
 const EXPORT_OPTIONS = [
   {
     id: 'articles',
@@ -72,19 +85,25 @@ export default class ImportExportSettingsPanel extends Component {
       downloadTotal: 0,
       downloadError: null,
 
-      // Import state
+      // Import state (SSE streaming & upload tracking)
       selectedFile: null,
       uploading: false,
-      uploadProgress: 0, // 0-100
+      uploadStage: 'idle', // 'idle' | 'upload' | 'server'
+      uploadProgress: 0,
       uploadLoaded: 0,
       uploadTotal: 0,
+      importPhase: null, // 'categories' | 'articles' | 'variants' | 'images' | null
+      importPhaseCurrent: 0,
+      importPhaseTotal: 0,
+      importItem: null,
+      statusMessage: null,
+      importStats: null,
       uploadError: null,
       uploadSuccess: null,
-      isDraggingOver: false,
     };
 
     this.fileInputRef = createRef();
-    this.xhrRef = null;
+    this.uploadAbortController = null;
     this.abortController = null;
 
     this.handleStartDownload = this.handleStartDownload.bind(this);
@@ -92,14 +111,11 @@ export default class ImportExportSettingsPanel extends Component {
     this.handleFileChange = this.handleFileChange.bind(this);
     this.handleStartUpload = this.handleStartUpload.bind(this);
     this.handleCancelUpload = this.handleCancelUpload.bind(this);
-    this.handleDragOver = this.handleDragOver.bind(this);
-    this.handleDragLeave = this.handleDragLeave.bind(this);
-    this.handleDrop = this.handleDrop.bind(this);
   }
 
   componentWillUnmount() {
-    if (this.xhrRef) {
+    if (this.uploadAbortController) {
-      this.xhrRef.abort();
+      this.uploadAbortController.abort();
     }
     if (this.abortController) {
       this.abortController.abort();
@@ -219,133 +235,103 @@ export default class ImportExportSettingsPanel extends Component {
     }
   }
 
-  handleDragOver(e) {
+  async handleStartUpload() {
-    e.preventDefault();
-    e.stopPropagation();
-    if (!this.state.isDraggingOver) {
-      this.setState({ isDraggingOver: true });
-    }
-  }
-
-  handleDragLeave(e) {
-    e.preventDefault();
-    e.stopPropagation();
-    this.setState({ isDraggingOver: false });
-  }
-
-  handleDrop(e) {
-    e.preventDefault();
-    e.stopPropagation();
-    this.setState({ isDraggingOver: false });
-    const file = e.dataTransfer?.files?.[0];
-    if (file) {
-      if (!isZipFile(file)) {
-        this.setState({
-          selectedFile: null,
-          uploadError: 'Nur ZIP-Dateien (.zip) sind für den Import zulässig.',
-          uploadSuccess: null,
-          uploadProgress: 0,
-        });
-        if (this.fileInputRef.current) this.fileInputRef.current.value = '';
-        return;
-      }
-      this.setState({
-        selectedFile: file,
-        uploadError: null,
-        uploadSuccess: null,
-        uploadProgress: 0,
-      });
-    }
-  }
-
-  handleStartUpload() {
     const { selectedFile } = this.state;
     if (!selectedFile) return;
 
+    this.uploadAbortController = new AbortController();
+
     this.setState({
       uploading: true,
+      uploadStage: 'upload',
       uploadProgress: 0,
       uploadLoaded: 0,
       uploadTotal: selectedFile.size,
+      importPhase: null,
+      importPhaseCurrent: 0,
+      importPhaseTotal: 0,
+      importItem: null,
+      statusMessage: null,
+      importStats: null,
       uploadError: null,
       uploadSuccess: null,
     });
 
-    const formData = new FormData();
-    formData.append('file', selectedFile);
-
-    const xhr = new XMLHttpRequest();
-    this.xhrRef = xhr;
-    xhr.open('POST', '/api/company/import');
-    xhr.withCredentials = true;
-
-    // Track large upload progress in real-time
-    xhr.upload.onprogress = (event) => {
-      if (event.lengthComputable) {
-        const percent = Math.min(100, Math.round((event.loaded / event.total) * 100));
-        this.setState({
-          uploadProgress: percent,
-          uploadLoaded: event.loaded,
-          uploadTotal: event.total,
-        });
-      }
-    };
-
-    xhr.onload = () => {
-      this.xhrRef = null;
-      if (xhr.status >= 200 && xhr.status < 300) {
-        let msg = 'Import erfolgreich abgeschlossen.';
     try {
-          const json = JSON.parse(xhr.responseText);
+      await company.importCatalog(
-          msg = json.message || msg;
+        selectedFile,
-        } catch {
+        {
-          // ignore
+          onUploadProgress: (p) => {
-        }
+            this.setState({
-        enqueueSnackbar(msg, { variant: 'success' });
+              uploadStage: 'upload',
+              uploadProgress: p.percent,
+              uploadLoaded: p.loaded,
+              uploadTotal: p.total,
+            });
+          },
+          onStatus: (message) => {
+            this.setState({
+              uploadStage: 'server',
+              statusMessage: message,
+            });
+          },
+          onProgress: (progress) => {
+            this.setState({
+              uploadStage: 'server',
+              importPhase: progress?.phase ?? null,
+              importPhaseCurrent: progress?.current ?? 0,
+              importPhaseTotal: progress?.total ?? 0,
+              importItem: progress?.item ?? null,
+            });
+          },
+          onDone: (stats) => {
             this.setState({
               uploading: false,
-          uploadProgress: 100,
+              uploadStage: 'idle',
-          uploadSuccess: msg,
+              importStats: stats,
+              uploadSuccess: 'Import erfolgreich abgeschlossen.',
+              statusMessage: null,
+              importItem: null,
               selectedFile: null,
             });
-        if (this.fileInputRef.current) {
+            if (this.fileInputRef.current) this.fileInputRef.current.value = '';
-          this.fileInputRef.current.value = '';
+            enqueueSnackbar('Import erfolgreich abgeschlossen.', { variant: 'success' });
-        }
+            void categoryAutomat.actions.loadTree();
-      } else {
+            void articleIndexAutomat.actions.reload?.();
-        let errMessage = `Upload fehlgeschlagen (${xhr.status})`;
+            void brandAutomat.actions.load?.();
-        try {
+          },
-          const json = JSON.parse(xhr.responseText);
+          onError: (message) => {
-          errMessage = json.error || json.message || errMessage;
+            this.setState({
-        } catch {
+              uploading: false,
-          // ignore
+              uploadStage: 'idle',
+              uploadError: message,
+            });
+            enqueueSnackbar(message || 'Fehler beim Importieren', { variant: 'error' });
+          },
+        },
+        { signal: this.uploadAbortController.signal },
+      );
+    } catch (err) {
+      if (err.name === 'AbortError') {
+        this.setState({ uploading: false, uploadStage: 'idle', statusMessage: null });
+        enqueueSnackbar('Import abgebrochen.', { variant: 'info' });
+        return;
       }
       this.setState({
         uploading: false,
-          uploadError: errMessage,
+        uploadStage: 'idle',
+        uploadError: err?.message || 'Upload fehlgeschlagen.',
       });
+      enqueueSnackbar(err?.message || 'Upload fehlgeschlagen.', { variant: 'error' });
+    } finally {
+      this.uploadAbortController = null;
     }
-    };
-
-    xhr.onerror = () => {
-      this.xhrRef = null;
-      this.setState({
-        uploading: false,
-        uploadError: 'Netzwerkfehler beim Upload der Datei.',
-      });
-    };
-
-    xhr.onabort = () => {
-      this.xhrRef = null;
-      this.setState({ uploading: false });
-      enqueueSnackbar('Upload abgebrochen.', { variant: 'info' });
-    };
-
-    xhr.send(formData);
   }
 
   handleCancelUpload() {
-    if (this.xhrRef) {
+    if (this.uploadAbortController) {
-      this.xhrRef.abort();
+      this.uploadAbortController.abort();
+      this.uploadAbortController = null;
     }
   }
 
@@ -359,14 +345,25 @@ export default class ImportExportSettingsPanel extends Component {
       downloadError,
       selectedFile,
       uploading,
+      uploadStage,
       uploadProgress,
       uploadLoaded,
       uploadTotal,
+      importPhase,
+      importPhaseCurrent,
+      importPhaseTotal,
+      importItem,
+      statusMessage,
+      importStats,
       uploadError,
       uploadSuccess,
-      isDraggingOver,
     } = this.state;
 
+    const progressPercent =
+      importPhaseTotal > 0
+        ? Math.min(100, Math.round((importPhaseCurrent / importPhaseTotal) * 100))
+        : null;
+
     return (
       <Box sx={{ maxWidth: 680, mx: 'auto', py: 2 }}>
         <Stack spacing={4}>
@@ -483,14 +480,9 @@ export default class ImportExportSettingsPanel extends Component {
           >
             <Box sx={{ display: 'flex', alignItems: 'center', gap: 1.5, mb: 1.5 }}>
               <CloudUploadOutlinedIcon color="primary" sx={{ fontSize: 28 }} />
-              <Box>
               <Typography variant="subtitle1" fontWeight={600}>
-                  Daten importieren (Upload)
+                Import
               </Typography>
-                <Typography variant="caption" color="text.secondary">
-                  Große Archive werden direkt per Stream übertragen und blockieren Ihren Browser nicht.
-                </Typography>
-              </Box>
             </Box>
 
             <Divider sx={{ my: 1.5 }} />
@@ -507,6 +499,139 @@ export default class ImportExportSettingsPanel extends Component {
               </Alert>
             )}
 
+            {/* Import statistics breakdown on done */}
+            {importStats && (
+              <Box
+                sx={{
+                  p: 2,
+                  bgcolor: 'background.default',
+                  border: '1px solid',
+                  borderColor: 'divider',
+                  borderRadius: 2,
+                  mb: 2,
+                }}
+              >
+                <Box sx={{ display: 'flex', alignItems: 'center', gap: 1, mb: 1.5 }}>
+                  <CheckCircleOutlineIcon color="success" />
+                  <Typography variant="subtitle2" fontWeight={600}>
+                    Import-Statistik
+                  </Typography>
+                </Box>
+                <Box
+                  sx={{
+                    display: 'grid',
+                    gridTemplateColumns: 'repeat(auto-fit, minmax(130px, 1fr))',
+                    gap: 1.5,
+                  }}
+                >
+                  <Box
+                    sx={{
+                      p: 1.5,
+                      bgcolor: 'background.paper',
+                      borderRadius: 1.5,
+                      border: '1px solid',
+                      borderColor: 'divider',
+                    }}
+                  >
+                    <Typography variant="caption" color="text.secondary">
+                      Kategorien
+                    </Typography>
+                    <Typography variant="h6" fontWeight={700}>
+                      {importStats.categories ?? 0}
+                    </Typography>
+                    {importStats.categoriesCreated != null && (
+                      <Typography variant="caption" color="success.main" display="block">
+                        +{importStats.categoriesCreated} neu
+                      </Typography>
+                    )}
+                  </Box>
+                  <Box
+                    sx={{
+                      p: 1.5,
+                      bgcolor: 'background.paper',
+                      borderRadius: 1.5,
+                      border: '1px solid',
+                      borderColor: 'divider',
+                    }}
+                  >
+                    <Typography variant="caption" color="text.secondary">
+                      Artikel
+                    </Typography>
+                    <Typography variant="h6" fontWeight={700}>
+                      {importStats.articlesTotal ??
+                        ((importStats.articlesImported ?? 0) +
+                          (importStats.articlesUpdated ?? 0))}
+                    </Typography>
+                    <Typography variant="caption" color="text.secondary" display="block">
+                      {importStats.articlesImported ?? 0} neu / {importStats.articlesUpdated ?? 0} akt.
+                    </Typography>
+                  </Box>
+                  <Box
+                    sx={{
+                      p: 1.5,
+                      bgcolor: 'background.paper',
+                      borderRadius: 1.5,
+                      border: '1px solid',
+                      borderColor: 'divider',
+                    }}
+                  >
+                    <Typography variant="caption" color="text.secondary">
+                      Varianten
+                    </Typography>
+                    <Typography variant="h6" fontWeight={700}>
+                      {importStats.variantsLinked ?? 0}
+                    </Typography>
+                    <Typography variant="caption" color="text.secondary" display="block">
+                      verknüpft
+                    </Typography>
+                  </Box>
+                  <Box
+                    sx={{
+                      p: 1.5,
+                      bgcolor: 'background.paper',
+                      borderRadius: 1.5,
+                      border: '1px solid',
+                      borderColor: 'divider',
+                    }}
+                  >
+                    <Typography variant="caption" color="text.secondary">
+                      Bilder
+                    </Typography>
+                    <Typography variant="h6" fontWeight={700}>
+                      {importStats.articlePictures ?? 0}
+                    </Typography>
+                    {importStats.categoryPictures != null && (
+                      <Typography variant="caption" color="text.secondary" display="block">
+                        +{importStats.categoryPictures} Kat-Bilder
+                      </Typography>
+                    )}
+                  </Box>
+                  {importStats.brands != null && (
+                    <Box
+                      sx={{
+                        p: 1.5,
+                        bgcolor: 'background.paper',
+                        borderRadius: 1.5,
+                        border: '1px solid',
+                        borderColor: 'divider',
+                      }}
+                    >
+                      <Typography variant="caption" color="text.secondary">
+                        Marken
+                      </Typography>
+                      <Typography variant="h6" fontWeight={700}>
+                        {importStats.brands ?? 0}
+                      </Typography>
+                      <Typography variant="caption" color="text.secondary" display="block">
+                        {importStats.brandsCreated != null ? `+${importStats.brandsCreated} neu` : ''}
+                        {importStats.brandPictures ? ` (${importStats.brandPictures} Logos)` : ''}
+                      </Typography>
+                    </Box>
+                  )}
+                </Box>
+              </Box>
+            )}
+
             <input
               ref={this.fileInputRef}
               type="file"
@@ -517,34 +642,15 @@ export default class ImportExportSettingsPanel extends Component {
             />
 
             {!selectedFile ? (
-              <Box
+              <Box sx={{ mb: 2 }}>
-                onDragOver={this.handleDragOver}
+                <Button
-                onDragLeave={this.handleDragLeave}
+                  variant="outlined"
-                onDrop={this.handleDrop}
+                  startIcon={<InsertDriveFileOutlinedIcon />}
                   onClick={() => this.fileInputRef.current?.click()}
-                sx={{
+                  disabled={uploading}
-                  border: '2px dashed',
-                  borderColor: isDraggingOver ? 'primary.main' : 'divider',
-                  bgcolor: isDraggingOver ? 'action.hover' : 'background.default',
-                  borderRadius: 2,
-                  p: 4,
-                  textAlign: 'center',
-                  cursor: 'pointer',
-                  transition: 'all 0.2s',
-                  mb: 2,
-                  '&:hover': {
-                    borderColor: 'primary.main',
-                    bgcolor: 'action.hover',
-                  },
-                }}
                 >
-                <CloudUploadOutlinedIcon sx={{ fontSize: 44, color: 'text.secondary', mb: 1 }} />
+                  ZIP-Datei auswählen
-                <Typography variant="body2" fontWeight={600}>
+                </Button>
-                  ZIP-Archiv hier ablegen
-                </Typography>
-                <Typography variant="caption" color="text.secondary" display="block">
-                  oder klicken, um eine ZIP-Datei auszuwählen (auch große Archive &gt; 1 GB)
-                </Typography>
               </Box>
             ) : (
               <Box
@@ -560,10 +666,10 @@ export default class ImportExportSettingsPanel extends Component {
                   bgcolor: 'background.default',
                 }}
               >
-                <Box sx={{ display: 'flex', alignItems: 'center', gap: 1.5 }}>
+                <Box sx={{ display: 'flex', alignItems: 'center', gap: 1.5, minWidth: 0 }}>
                   <InsertDriveFileOutlinedIcon color="primary" />
-                  <Box>
+                  <Box sx={{ minWidth: 0 }}>
-                    <Typography variant="body2" fontWeight={600}>
+                    <Typography variant="body2" fontWeight={600} noWrap>
                       {selectedFile.name}
                     </Typography>
                     <Typography variant="caption" color="text.secondary">
@@ -585,22 +691,88 @@ export default class ImportExportSettingsPanel extends Component {
               </Box>
             )}
 
+            {/* Real-time Streaming Progress Ticker */}
             {uploading && (
-              <Box sx={{ mb: 2, p: 1.5, bgcolor: 'action.hover', borderRadius: 1.5 }}>
+              <Box sx={{ mb: 2, p: 2, bgcolor: 'action.hover', borderRadius: 2, border: '1px solid', borderColor: 'divider' }}>
-                <Box sx={{ display: 'flex', justifyContent: 'space-between', mb: 0.5 }}>
+                {uploadStage === 'upload' ? (
-                  <Typography variant="caption" color="text.secondary">
+                  <>
-                    {uploadProgress}% ({formatBytes(uploadLoaded)} von {formatBytes(uploadTotal)})
+                    <Box sx={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', mb: 1 }}>
+                      <Typography variant="body2" fontWeight={600} color="primary.main">
+                        Datei wird übertragen…
                       </Typography>
                       <Button
                         size="small"
                         color="error"
                         onClick={this.handleCancelUpload}
-                    sx={{ p: 0, minWidth: 'auto', fontSize: '0.75rem' }}
+                        sx={{ minWidth: 'auto', fontSize: '0.75rem', px: 1, py: 0.25 }}
                       >
                         Abbrechen
                       </Button>
                     </Box>
-                <LinearProgress variant="determinate" value={uploadProgress} />
+                    <Box sx={{ display: 'flex', justifyContent: 'space-between', mb: 0.5 }}>
+                      <Typography variant="caption" color="text.secondary">
+                        {uploadProgress}% ({formatBytes(uploadLoaded)} von {formatBytes(uploadTotal)})
+                      </Typography>
+                    </Box>
+                    <LinearProgress
+                      variant="determinate"
+                      value={uploadProgress}
+                      sx={{ height: 8, borderRadius: 1 }}
+                    />
+                  </>
+                ) : (
+                  <>
+                    <Box sx={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', mb: 1 }}>
+                      <Typography variant="body2" fontWeight={600} color="primary.main">
+                        {(importPhase && PHASE_LABELS[importPhase]) || statusMessage || 'Verarbeitung läuft…'}
+                      </Typography>
+                      <Button
+                        size="small"
+                        color="error"
+                        onClick={this.handleCancelUpload}
+                        sx={{ minWidth: 'auto', fontSize: '0.75rem', px: 1, py: 0.25 }}
+                      >
+                        Abbrechen
+                      </Button>
+                    </Box>
+                    {importPhaseTotal > 0 ? (
+                      <>
+                        <Box sx={{ display: 'flex', justifyContent: 'space-between', mb: 0.5 }}>
+                          <Typography
+                            variant="caption"
+                            color="text.secondary"
+                            sx={{
+                              maxWidth: '75%',
+                              overflow: 'hidden',
+                              textOverflow: 'ellipsis',
+                              whiteSpace: 'nowrap',
+                              fontFamily: 'monospace',
+                            }}
+                          >
+                            {importItem || 'Fortschritt'}
+                          </Typography>
+                          <Typography variant="caption" fontWeight={600} color="text.secondary">
+                            {importPhaseCurrent} / {importPhaseTotal} ({progressPercent}%)
+                          </Typography>
+                        </Box>
+                        <LinearProgress
+                          variant="determinate"
+                          value={progressPercent ?? 0}
+                          sx={{ height: 8, borderRadius: 1 }}
+                        />
+                      </>
+                    ) : (
+                      <>
+                        {statusMessage && (
+                          <Typography variant="caption" color="text.secondary" display="block" sx={{ mb: 0.5 }}>
+                            {statusMessage}
+                          </Typography>
+                        )}
+                        <LinearProgress sx={{ height: 8, borderRadius: 1 }} />
+                      </>
+                    )}
+                  </>
+                )}
               </Box>
             )}
 
@@ -617,7 +789,7 @@ export default class ImportExportSettingsPanel extends Component {
                 disabled={uploading || !selectedFile}
                 onClick={this.handleStartUpload}
               >
-                {uploading ? 'Wird hochgeladen...' : 'Upload starten'}
+                {uploading ? 'Import läuft…' : 'Upload & Import starten'}
               </Button>
             </Box>
           </Box>

src/devtools/inspector/AutomatEntry.jsx

@@ -71,7 +71,7 @@ export default function AutomatEntry({ automat, isExpanded, flash, onToggle, onC
 
       {isExpanded ? (
         <Box sx={{ borderTop: '1px solid', borderColor: 'divider', px: 1.25, py: 1 }}>
-          <Stack direction="row" spacing={0.5} useFlexGap flexWrap="wrap" sx={{ mb: 1 }}>
+          <Stack direction="row" spacing={0.5} useFlexGap sx={{ flexWrap: 'wrap', mb: 1 }}>
             {automat.url ? <Chip size="small" variant="outlined" label={`url: ${automat.url}`} /> : null}
             {automat.persist ? <Chip size="small" variant="outlined" label="persist" /> : null}
             {automat.error ? (
@@ -89,7 +89,7 @@ export default function AutomatEntry({ automat, isExpanded, flash, onToggle, onC
               </IconButton>
             </Tooltip>
           </Stack>
-          <Stack direction="row" spacing={0.5} useFlexGap flexWrap="wrap" sx={{ mb: 1 }}>
+          <Stack direction="row" spacing={0.5} useFlexGap sx={{ flexWrap: 'wrap', mb: 1 }}>
             {actionNames.length === 0 ? (
               <Typography variant="caption" color="text.secondary">
                 keine