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src/automats/attributeAutomat.js

@@ -117,6 +117,17 @@ const actions = {
     await actions.load();
   },
 
+  /**
+   * Delete multiple attribute names.
+   * @param {number[]} ids
+   */
+  async deleteAttributes(ids) {
+    for (const id of ids) {
+      await attributenameApi.delete(id);
+    }
+    await actions.load();
+  },
+
   /**
    * Reorder attribute names.
    * @param {number[]} attributenameIds
@@ -157,6 +168,17 @@ const actions = {
     await actions.load();
   },
 
+  /**
+   * Delete multiple attribute values.
+   * @param {number[]} ids
+   */
+  async deleteValues(ids) {
+    for (const id of ids) {
+      await attributevalueApi.delete(id);
+    }
+    await actions.load();
+  },
+
   /**
    * Reorder values of an attribute.
    * @param {number} attributeId

src/automats/brandAutomat.js

@@ -113,6 +113,14 @@ const actions = {
     await brandApi.delete(id);
     updateStateWithBrands(brandAutomat.state.brands.filter((b) => b.id !== id));
   },
+  async removeBrands(ids) {
+    const idSet = new Set(ids);
+    for (const id of ids) {
+      await brandApi.delete(id);
+    }
+    updateStateWithBrands(brandAutomat.state.brands.filter((b) => !idSet.has(b.id)));
+    await actions.load(true);
+  },
   // #region addPic
   async addImage(id, file) {
     const res = await brandApi.addImage(id, file);

src/automats/propertyAutomat.js

@@ -97,6 +97,17 @@ const actions = {
     await actions.load();
   },
 
+  /**
+   * Delete multiple property names.
+   * @param {number[]} ids
+   */
+  async deleteProperties(ids) {
+    for (const id of ids) {
+      await propertynameApi.delete(id);
+    }
+    await actions.load();
+  },
+
   /**
    * Reorder property names.
    * @param {number[]} propertynameIds

src/routes/artikel/marken.jsx

@@ -22,16 +22,21 @@ import {
 class ArtikelMarkenSearchField extends PureComponent {
   constructor(props) {
     super(props);
+    const brands = brandAutomat.state.brands || [];
     this.state = {
       input: brandAutomat.state.filter ?? '',
       submitting: false,
+      deletingUnused: false,
+      unusedCount: brands.filter((b) => (b.articleCount ?? 0) === 0).length,
     };
     this.handleSubmit = this.handleSubmit.bind(this);
+    this.handleDeleteUnused = this.handleDeleteUnused.bind(this);
   }
 
   componentDidMount() {
     this.unsub = brandAutomat.subscribe(this, (state) => ({
       input: state.filter,
+      unusedCount: (state.brands || []).filter((b) => (b.articleCount ?? 0) === 0).length,
     }));
   }
 
@@ -60,9 +65,30 @@ class ArtikelMarkenSearchField extends PureComponent {
     }
   }
 
+  async handleDeleteUnused() {
+    if (this.state.deletingUnused) return;
+    const allBrands = brandAutomat.state.brands || [];
+    const unused = allBrands.filter((b) => (b.articleCount ?? 0) === 0);
+    if (!unused.length) return;
+
+    if (!window.confirm(`Alle ${unused.length} ungenutzten Marken wirklich löschen?`)) {
+      return;
+    }
+
+    this.setState({ deletingUnused: true });
+    try {
+      await brandAutomat.actions.removeBrands(unused.map((b) => b.id));
+      enqueueSnackbar(`${unused.length} ungenutzte Marken gelöscht.`, { variant: 'success' });
+    } catch (err) {
+      notifyError(err);
+    } finally {
+      this.setState({ deletingUnused: false });
+    }
+  }
+
   render() {
     const { inputRef } = this.props;
-    const { input, submitting } = this.state;
+    const { input, submitting, deletingUnused, unusedCount } = this.state;
     const canSubmit = Boolean(input.trim()) && !submitting;
 
     return (
@@ -89,6 +115,12 @@ class ArtikelMarkenSearchField extends PureComponent {
             value={input}
             disabled={submitting}
             onChange={(next) => this.onInputChange(next)}
+            onKeyDown={(event) => {
+              if (event.key === 'Enter') {
+                event.preventDefault();
+                void this.handleSubmit();
+              }
+            }}
           />
           <Button
             variant="contained"
@@ -97,6 +129,15 @@ class ArtikelMarkenSearchField extends PureComponent {
           >
             Hinzufügen
           </Button>
+          <Button
+            variant="outlined"
+            color="error"
+            disabled={unusedCount === 0 || deletingUnused}
+            onClick={() => void this.handleDeleteUnused()}
+            sx={{ flexShrink: 0, whiteSpace: 'nowrap' }}
+          >
+            Alle ungenutzen löschen
+          </Button>
         </Box>
       </PanelTileGrid>
     );

src/routes/artikel/merkmale.jsx

@@ -46,16 +46,19 @@ class ArtikelMerkmalePage extends PureComponent {
       attributes: initialAttributes,
       attrFilter: '',
       attrSubmitting: false,
+      attrDeletingUnused: false,
       attrPage: 1,
       selectedAttributeId: initialSelectedAttrId,
 
       valFilter: '',
       valSubmitting: false,
+      valDeletingUnused: false,
       valPage: 1,
 
       properties: initialProperties,
       propFilter: '',
       propSubmitting: false,
+      propDeletingUnused: false,
       propPage: 1,
     };
 
@@ -73,6 +76,9 @@ class ArtikelMerkmalePage extends PureComponent {
     this.handleCreateAttribute = this.handleCreateAttribute.bind(this);
     this.handleCreateValue = this.handleCreateValue.bind(this);
     this.handleCreateProperty = this.handleCreateProperty.bind(this);
+    this.handleDeleteUnusedAttributes = this.handleDeleteUnusedAttributes.bind(this);
+    this.handleDeleteUnusedValues = this.handleDeleteUnusedValues.bind(this);
+    this.handleDeleteUnusedProperties = this.handleDeleteUnusedProperties.bind(this);
   }
 
   componentDidMount() {
@@ -416,6 +422,77 @@ class ArtikelMerkmalePage extends PureComponent {
     }
   }
 
+  async handleDeleteUnusedAttributes() {
+    const { attributes, attrDeletingUnused } = this.state;
+    if (attrDeletingUnused) return;
+    const unused = attributes.filter((a) => (a.articleCount ?? 0) === 0);
+    if (!unused.length) return;
+
+    if (!window.confirm(`Alle ${unused.length} ungenutzten Auswahl-Merkmale wirklich löschen?`)) {
+      return;
+    }
+
+    this.setState({ attrDeletingUnused: true });
+    try {
+      await attributeAutomat.actions.deleteAttributes(unused.map((a) => a.id));
+      enqueueSnackbar(`${unused.length} ungenutzte Auswahl-Merkmale gelöscht.`, { variant: 'success' });
+    } catch (err) {
+      notifyError(err);
+    } finally {
+      if (!this._cancelled) {
+        this.setState({ attrDeletingUnused: false });
+      }
+    }
+  }
+
+  async handleDeleteUnusedValues() {
+    const { attributes, selectedAttributeId, valDeletingUnused } = this.state;
+    if (valDeletingUnused) return;
+    const selectedAttr = attributes.find((a) => a.id === selectedAttributeId) ?? attributes[0] ?? null;
+    if (!selectedAttr) return;
+    const unused = (selectedAttr.values || []).filter((v) => (v.articleCount ?? 0) === 0);
+    if (!unused.length) return;
+
+    if (!window.confirm(`Alle ${unused.length} ungenutzten Werte wirklich löschen?`)) {
+      return;
+    }
+
+    this.setState({ valDeletingUnused: true });
+    try {
+      await attributeAutomat.actions.deleteValues(unused.map((v) => v.id));
+      enqueueSnackbar(`${unused.length} ungenutzte Werte gelöscht.`, { variant: 'success' });
+    } catch (err) {
+      notifyError(err);
+    } finally {
+      if (!this._cancelled) {
+        this.setState({ valDeletingUnused: false });
+      }
+    }
+  }
+
+  async handleDeleteUnusedProperties() {
+    const { properties, propDeletingUnused } = this.state;
+    if (propDeletingUnused) return;
+    const unused = properties.filter((p) => (p.articleCount ?? 0) === 0);
+    if (!unused.length) return;
+
+    if (!window.confirm(`Alle ${unused.length} ungenutzten Text-Merkmale wirklich löschen?`)) {
+      return;
+    }
+
+    this.setState({ propDeletingUnused: true });
+    try {
+      await propertyAutomat.actions.deleteProperties(unused.map((p) => p.id));
+      enqueueSnackbar(`${unused.length} ungenutzte Text-Merkmale gelöscht.`, { variant: 'success' });
+    } catch (err) {
+      notifyError(err);
+    } finally {
+      if (!this._cancelled) {
+        this.setState({ propDeletingUnused: false });
+      }
+    }
+  }
+
   render() {
     const {
       attrStatus,
@@ -426,10 +503,13 @@ class ArtikelMerkmalePage extends PureComponent {
       selectedAttributeId,
       attrFilter,
       attrSubmitting,
+      attrDeletingUnused,
       valFilter,
       valSubmitting,
+      valDeletingUnused,
       propFilter,
       propSubmitting,
+      propDeletingUnused,
     } = this.state;
 
     if (attrStatus === 'loading' && propStatus === 'loading' && !properties.length && !attributes.length) {
@@ -462,6 +542,10 @@ class ArtikelMerkmalePage extends PureComponent {
       ? properties.filter((p) => p.name.toLowerCase().includes(propFilterTrimmed.toLowerCase()))
       : properties;
 
+    const unusedAttrCount = attributes.filter((a) => (a.articleCount ?? 0) === 0).length;
+    const unusedValCount = (selectedValues || []).filter((v) => (v.articleCount ?? 0) === 0).length;
+    const unusedPropCount = properties.filter((p) => (p.articleCount ?? 0) === 0).length;
+
     return (
       <TabbedPanelTileGrid onChange={this.handleTabChange}>
         {/* Tab 1: Auswahl-Merkmale & Werte */}
@@ -469,11 +553,23 @@ class ArtikelMerkmalePage extends PureComponent {
           {/* Tile 1: Auswahl-Merkmale */}
           <PanelTile wide={2} minHeight={0} color={BLUE_PANEL}>
             <Stack spacing={1.5}>
-              <Box sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
-                <StyleIcon sx={{ color: 'text.secondary', fontSize: 20 }} />
-                <Typography variant="subtitle1" sx={{ fontWeight: 600 }}>
-                  Auswahl-Merkmale
-                </Typography>
+              <Box sx={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', gap: 1 }}>
+                <Box sx={{ display: 'flex', alignItems: 'center', gap: 1, minWidth: 0 }}>
+                  <StyleIcon sx={{ color: 'text.secondary', fontSize: 20, flexShrink: 0 }} />
+                  <Typography variant="subtitle1" sx={{ fontWeight: 600, noWrap: true }}>
+                    Auswahl-Merkmale
+                  </Typography>
+                </Box>
+                <Button
+                  size="small"
+                  variant="outlined"
+                  color="error"
+                  disabled={unusedAttrCount === 0 || attrDeletingUnused || attrStatus !== 'ready'}
+                  onClick={this.handleDeleteUnusedAttributes}
+                  sx={{ flexShrink: 0, whiteSpace: 'nowrap' }}
+                >
+                  Alle ungenutzen löschen
+                </Button>
               </Box>
 
               <Box sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
@@ -532,11 +628,23 @@ class ArtikelMerkmalePage extends PureComponent {
           {/* Tile 2: Werte für das gewählte Auswahl-Merkmal */}
           <PanelTile wide={2} minHeight={0} color={PURPLE_PANEL}>
             <Stack spacing={1.5}>
-              <Box sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
-                <LabelImportantIcon sx={{ color: 'text.secondary', fontSize: 20 }} />
-                <Typography variant="subtitle1" sx={{ fontWeight: 600 }}>
-                  {selectedAttr ? `Werte für Auswahl-Merkmal „${selectedAttr.name}“` : 'Werte'}
-                </Typography>
+              <Box sx={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', gap: 1 }}>
+                <Box sx={{ display: 'flex', alignItems: 'center', gap: 1, minWidth: 0 }}>
+                  <LabelImportantIcon sx={{ color: 'text.secondary', fontSize: 20, flexShrink: 0 }} />
+                  <Typography variant="subtitle1" sx={{ fontWeight: 600, noWrap: true }}>
+                    {selectedAttr ? `Werte für Auswahl-Merkmal „${selectedAttr.name}“` : 'Werte'}
+                  </Typography>
+                </Box>
+                <Button
+                  size="small"
+                  variant="outlined"
+                  color="error"
+                  disabled={!selectedAttr || unusedValCount === 0 || valDeletingUnused || attrStatus !== 'ready'}
+                  onClick={this.handleDeleteUnusedValues}
+                  sx={{ flexShrink: 0, whiteSpace: 'nowrap' }}
+                >
+                  Alle ungenutzen löschen
+                </Button>
               </Box>
 
               {!selectedAttr ? (
@@ -604,11 +712,23 @@ class ArtikelMerkmalePage extends PureComponent {
           {/* Tile 3: Text-Merkmale */}
           <PanelTile wide={2} minHeight={0} color={ORANGE_PANEL}>
             <Stack spacing={1.5}>
-              <Box sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
-                <TuneIcon sx={{ color: 'text.secondary', fontSize: 20 }} />
-                <Typography variant="subtitle1" sx={{ fontWeight: 600 }}>
-                  Text-Merkmale
-                </Typography>
+              <Box sx={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', gap: 1 }}>
+                <Box sx={{ display: 'flex', alignItems: 'center', gap: 1, minWidth: 0 }}>
+                  <TuneIcon sx={{ color: 'text.secondary', fontSize: 20, flexShrink: 0 }} />
+                  <Typography variant="subtitle1" sx={{ fontWeight: 600, noWrap: true }}>
+                    Text-Merkmale
+                  </Typography>
+                </Box>
+                <Button
+                  size="small"
+                  variant="outlined"
+                  color="error"
+                  disabled={unusedPropCount === 0 || propDeletingUnused || propStatus !== 'ready'}
+                  onClick={this.handleDeleteUnusedProperties}
+                  sx={{ flexShrink: 0, whiteSpace: 'nowrap' }}
+                >
+                  Alle ungenutzen löschen
+                </Button>
               </Box>
 
               <Box sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
@@ -637,28 +757,20 @@ class ArtikelMerkmalePage extends PureComponent {
                 </Button>
               </Box>
 
-              {filteredProperties.length === 0 ? (
-                <Typography variant="body2" color="text.secondary" sx={{ py: 1 }}>
-                  {propFilterTrimmed
-                    ? `Keine Treffer für „${propFilterTrimmed}“.`
-                    : 'Noch keine Text-Merkmale angelegt.'}
-                </Typography>
-              ) : (
-                <FillSpace
-                  items={filteredProperties}
-                  totalCount={properties.length}
-                  minPageSize={8}
-                  maxPageSize={8}
-                  listRef={this.propListRef}
-                  onPageChange={(page) => this.setState({ propPage: page })}
-                  renderItem={(p) => (
-                    <ArtikelMerkmalText
-                      key={p.id}
-                      property={p}
-                    />
-                  )}
-                />
-              )}
+              <FillSpace
+                items={filteredProperties}
+                totalCount={properties.length}
+                minPageSize={8}
+                maxPageSize={8}
+                listRef={this.propListRef}
+                onPageChange={(page) => this.setState({ propPage: page })}
+                renderItem={(p) => (
+                  <ArtikelMerkmalText
+                    key={p.id}
+                    property={p}
+                  />
+                )}
+              />
             </Stack>
           </PanelTile>
         </PanelTileGrid>