wip

scripts/pdf/model/build-datasheet-model.ts

@@ -70,6 +70,18 @@ function parseVoltageSortKey(voltageLabel: string): number {
 function compactNumericForLocale(value: string, locale: 'en' | 'de'): string {
   const v = normalizeValue(value);
   if (!v) return '';
+
+  // Compact common bending-radius style: "15xD (Single core); 12xD (Multi core)" -> "15/12xD".
+  // Keep semantics, reduce width. Never truncate with ellipses.
+  if (/\d+xD/i.test(v)) {
+    const nums = Array.from(v.matchAll(/(\d+)xD/gi)).map(m => m[1]).filter(Boolean);
+    const unique: string[] = [];
+    for (const n of nums) {
+      if (!unique.includes(n)) unique.push(n);
+    }
+    if (unique.length) return `${unique.join('/') }xD`;
+  }
+
   const hasDigit = /\d/.test(v);
   if (!hasDigit) return v;
   const trimmed = v.replace(/\s+/g, ' ').trim();
@@ -242,6 +254,12 @@ function denseAbbrevLabel(args: { key: string; locale: 'en' | 'de'; unit?: strin
       return args.locale === 'de' ? 'Leiter' : 'Cond.';
     case 'shape':
       return args.locale === 'de' ? 'Form' : 'Shape';
+    // Electrical
+    case 'cap':
+      // Capacitance. Use a clear label; lowercase "cap" looks like an internal key.
+      return `Cap${suffix}`;
+    case 'X':
+      return `X${suffix}`;
     case 'test_volt':
       return `U_test${suffix}`;
     case 'rated_volt':
@@ -265,13 +283,14 @@ function denseAbbrevLabel(args: { key: string; locale: 'en' | 'de'; unit?: strin
   }
 }
 
-function summarizeOptions(options: string[] | undefined, maxItems: number = 3): string {
+function summarizeOptions(options: string[] | undefined): string {
   const vals = (options || []).map(normalizeValue).filter(Boolean);
   if (vals.length === 0) return '';
   const uniq = Array.from(new Set(vals));
   if (uniq.length === 1) return uniq[0];
-  if (uniq.length <= maxItems) return uniq.join(' / ');
-  return `${uniq.slice(0, maxItems).join(' / ')} / ...`;
+  // Never use ellipsis truncation in datasheets. Prefer full value list.
+  // (Long values should be handled by layout; if needed we can later add wrapping rules.)
+  return uniq.join(' / ');
 }
 
 function parseNumericOption(value: string): number | null {
@@ -294,10 +313,17 @@ function summarizeNumericRange(options: string[] | undefined): { ok: boolean; te
   return { ok: true, text: `${fmt(min)}–${fmt(max)}` };
 }
 
-function summarizeSmartOptions(label: string, options: string[] | undefined): string {
+function summarizeSmartOptions(_label: string, options: string[] | undefined): string {
   const range = summarizeNumericRange(options);
   if (range.ok) return range.text;
-  return summarizeOptions(options, 3);
+  return summarizeOptions(options);
+}
+
+function normalizeDesignation(value: string): string {
+  return String(value || '')
+    .toUpperCase()
+    .replace(/-\d+$/g, '')
+    .replace(/[^A-Z0-9]+/g, '');
 }
 
 function buildExcelModel(args: { product: ProductData; locale: 'en' | 'de' }): BuildExcelModelResult {
@@ -361,6 +387,14 @@ function buildExcelModel(args: { product: ProductData; locale: 'en' | 'de' }): B
     'cpr class': { header: 'CPR class', unit: '', key: 'cpr' },
     'flame retardant': { header: 'Flame retardant', unit: '', key: 'flame' },
     'self-extinguishing of single cable': { header: 'Flame retardant', unit: '', key: 'flame' },
+
+    // High-value electrical/screen columns
+    'capacitance (approx.)': { header: 'Capacitance', unit: 'uF/km', key: 'cap' },
+    'capacitance': { header: 'Capacitance', unit: 'uF/km', key: 'cap' },
+    'reactance': { header: 'Reactance', unit: 'Ohm/km', key: 'X' },
+    'diameter over screen': { header: 'Diameter over screen', unit: 'mm', key: 'D_screen' },
+    'metallic screen mm2': { header: 'Metallic screen', unit: 'mm2', key: 'S_screen' },
+    'metallic screen': { header: 'Metallic screen', unit: 'mm2', key: 'S_screen' },
   };
 
   const excelKeys = Object.keys(sample).filter(k => k && k !== 'Part Number' && k !== 'Units');
@@ -464,6 +498,10 @@ function buildExcelModel(args: { product: ProductData; locale: 'en' | 'de' }): B
     const denseTableKeyOrder = [
       'Cond',
       'shape',
+      // Electrical properties (when present)
+      'cap',
+      'X',
+      // Dimensions and ratings
       'DI',
       'RI',
       'Wi',
@@ -473,6 +511,9 @@ function buildExcelModel(args: { product: ProductData; locale: 'en' | 'de' }): B
       'Wm',
       'Rbv',
       'Ø',
+      // Screen data (when present)
+      'D_screen',
+      'S_screen',
       'Fzv',
       'G',
     ] as const;
@@ -510,16 +551,33 @@ function buildExcelModel(args: { product: ProductData; locale: 'en' | 'de' }): B
       if (!mappedByKey.has(c.mapping.key)) mappedByKey.set(c.mapping.key, c);
     }
 
+    // If conductor material is missing in Excel, derive it from designation.
+    // NA... => Al, N... => Cu (common for this dataset).
+    if (!mappedByKey.has('Cond')) {
+      mappedByKey.set('Cond', {
+        excelKey: '',
+        mapping: { header: 'Cond.', unit: '', key: 'Cond' },
+      });
+    }
+
     const orderedTableColumns = denseTableKeyOrder
       .filter(k => mappedByKey.has(k))
       .map(k => mappedByKey.get(k)!)
       .map(({ excelKey, mapping }) => {
-        const unit = normalizeUnit(units[excelKey] || mapping.unit || '');
+        const unit = normalizeUnit((excelKey ? units[excelKey] : '') || mapping.unit || '');
         return {
           key: mapping.key,
           label: denseAbbrevLabel({ key: mapping.key, locale: args.locale, unit }) || formatExcelHeaderLabel(excelKey, unit),
           get: (rowIndex: number) => {
             const srcRowIndex = indices[rowIndex];
+
+            if (mapping.key === 'Cond' && !excelKey) {
+              const pn = normalizeDesignation(args.product.name || args.product.slug || args.product.sku || '');
+              if (/^NA/.test(pn)) return 'Al';
+              if (/^N/.test(pn)) return 'Cu';
+              return '';
+            }
+
             const raw = excelKey ? normalizeValue(String(compatibleRows[srcRowIndex]?.[excelKey] ?? '')) : '';
             return compactCellForDenseTable(raw, unit, args.locale);
           },

scripts/pdf/react-pdf/DatasheetDocument.tsx

@@ -2,6 +2,7 @@ import * as React from 'react';
 import { Document, Image, Page, Text, View } from '@react-pdf/renderer';
 
 import type { DatasheetModel, DatasheetVoltageTable } from '../model/types';
+import { CONFIG } from '../model/utils';
 import { styles } from './styles';
 import { Header } from './components/Header';
 import { Footer } from './components/Footer';
@@ -25,9 +26,9 @@ function chunk<T>(arr: T[], size: number): T[][] {
 export function DatasheetDocument(props: { model: DatasheetModel; assets: Assets }): React.ReactElement {
   const { model, assets } = props;
   const headerTitle = model.labels.datasheet;
-  const footerLeft = `${model.labels.sku}: ${model.product.sku}`;
 
-  const firstColLabel = model.locale === 'de' ? 'Adern & Querschnitt' : 'Cores & cross-section';
+  // Dense tables require compact headers (no wrapping). Use standard abbreviations.
+  const firstColLabel = model.locale === 'de' ? 'Adern & QS' : 'Cores & CS';
 
   const tablePages: Array<{ table: DatasheetVoltageTable; rows: DatasheetVoltageTable['rows'] }> =
     model.voltageTables.flatMap(t => {
@@ -40,7 +41,7 @@ export function DatasheetDocument(props: { model: DatasheetModel; assets: Assets
     <Document>
       <Page size="A4" style={styles.page}>
         <Header title={headerTitle} logoDataUrl={assets.logoDataUrl} qrDataUrl={assets.qrDataUrl} />
-        <Footer leftText={footerLeft} locale={model.locale} />
+        <Footer locale={model.locale} siteUrl={CONFIG.siteUrl} />
 
         <Text style={styles.h1}>{model.product.name}</Text>
         {model.product.categoriesLine ? <Text style={styles.subhead}>{model.product.categoriesLine}</Text> : null}
@@ -66,19 +67,18 @@ export function DatasheetDocument(props: { model: DatasheetModel; assets: Assets
         ) : null}
       </Page>
 
-      {tablePages.map((p, index) => (
-        <Page key={`${p.table.voltageLabel}-${index}`} size="A4" style={styles.page}>
-          <Header title={headerTitle} logoDataUrl={assets.logoDataUrl} qrDataUrl={assets.qrDataUrl} />
-          <Footer leftText={footerLeft} locale={model.locale} />
+       {tablePages.map((p, index) => (
+         <Page key={`${p.table.voltageLabel}-${index}`} size="A4" style={styles.page}>
+           <Header title={headerTitle} logoDataUrl={assets.logoDataUrl} qrDataUrl={assets.qrDataUrl} />
+           <Footer locale={model.locale} siteUrl={CONFIG.siteUrl} />
 
           <Section title={`${model.labels.crossSection} — ${p.table.voltageLabel}`}>
             {p.table.metaItems.length ? <KeyValueGrid items={p.table.metaItems} /> : null}
           </Section>
 
           <DenseTable table={{ columns: p.table.columns, rows: p.rows }} firstColLabel={firstColLabel} />
-        </Page>
-      ))}
-    </Document>
-  );
+         </Page>
+       ))}
+     </Document>
+   );
 }
-

scripts/pdf/react-pdf/components/DenseTable.tsx

@@ -15,38 +15,99 @@ export function DenseTable(props: {
   const cols = props.table.columns;
   const rows = props.table.rows;
 
-  const cfgPct = cols.length >= 12 ? 0.28 : 0.32;
-  const dataPct = 1 - cfgPct;
-  const each = cols.length ? dataPct / cols.length : dataPct;
-  const cfgW = `${Math.round(cfgPct * 100)}%`;
-  const dataW = `${Math.round(clamp(each, 0.03, 0.12) * 1000) / 10}%`;
+  const noWrapHeader = (label: string): string => {
+    const raw = String(label || '').trim();
+    if (!raw) return '';
+
+    // Ensure the header never wraps into a second line.
+    // - Remove whitespace break opportunities (NBSP)
+    // NOTE: Avoid inserting zero-width joiners between letters.
+    // Some PDF viewers render them with spacing/odd glyph behavior.
+    // This is intentionally aggressive because broken headers destroy scanability.
+    return raw.replace(/\s+/g, '\u00A0');
+  };
+
+  // Column widths: use explicit percentages (no rounding gaps) so the table always
+  // consumes the full content width.
+  // Goal:
+  // - keep the designation column *not too wide*
+  // - guarantee enough width for data headers when there is available space
+  const cfgMin = 0.18;
+  const cfgMax = 0.30;
+
+  let cfgPct = cols.length >= 14 ? 0.22 : cols.length >= 12 ? 0.24 : cols.length >= 10 ? 0.26 : 0.30;
+  cfgPct = clamp(cfgPct, cfgMin, cfgMax);
+
+  const minDataPct = cols.length >= 14 ? 0.045 : cols.length >= 12 ? 0.05 : cols.length >= 10 ? 0.055 : 0.06;
+  // If the initial cfgPct leaves too little width per data column, reduce cfgPct.
+  const cfgPctMaxForMinData = 1 - cols.length * minDataPct;
+  if (Number.isFinite(cfgPctMaxForMinData)) {
+    cfgPct = Math.min(cfgPct, cfgPctMaxForMinData);
+    cfgPct = clamp(cfgPct, cfgMin, cfgMax);
+  }
+
+  const cfgW = `${(cfgPct * 100).toFixed(4)}%`;
+  const dataTotal = 1 - cfgPct;
+  const each = cols.length ? dataTotal / cols.length : dataTotal;
+  const dataWs = cols.map((_, idx) => {
+    // Keep the last column as the remainder so percentages sum to exactly 100%.
+    if (idx === cols.length - 1) {
+      const used = each * Math.max(0, cols.length - 1);
+      const remainder = Math.max(0, dataTotal - used);
+      return `${(remainder * 100).toFixed(4)}%`;
+    }
+    return `${(each * 100).toFixed(4)}%`;
+  });
 
   return (
     <View style={styles.tableWrap}>
-      <View style={styles.tableHeader}>
+      <View style={styles.tableHeader} wrap={false}>
         <View style={{ width: cfgW }}>
-          <Text style={styles.tableHeaderCell}>{props.firstColLabel}</Text>
+          <Text
+            style={[
+              styles.tableHeaderCell,
+              styles.tableHeaderCellCfg,
+              cols.length ? styles.tableHeaderCellDivider : null,
+            ]}
+            wrap={false}
+          >
+            {noWrapHeader(props.firstColLabel)}
+          </Text>
         </View>
-        {cols.map(c => (
-          <View key={c.key} style={{ width: dataW }}>
-            <Text style={styles.tableHeaderCell}>{c.label}</Text>
-          </View>
-        ))}
+        {cols.map((c, idx) => {
+          const isLast = idx === cols.length - 1;
+          return (
+            <View key={c.key} style={{ width: dataWs[idx] }}>
+              <Text
+                style={[styles.tableHeaderCell, !isLast ? styles.tableHeaderCellDivider : null]}
+                wrap={false}
+              >
+                {noWrapHeader(c.label)}
+              </Text>
+            </View>
+          );
+        })}
       </View>
 
       {rows.map((r, ri) => (
-        <View key={`${r.configuration}-${ri}`} style={[styles.tableRow, ri % 2 === 0 ? styles.tableRowAlt : null]}>
+        <View
+          key={`${r.configuration}-${ri}`}
+          style={[styles.tableRow, ri % 2 === 0 ? styles.tableRowAlt : null]}
+          wrap={false}
+        >
           <View style={{ width: cfgW }}>
-            <Text style={styles.tableCell}>{r.configuration}</Text>
+            <Text style={[styles.tableCell, styles.tableCellCfg, cols.length ? styles.tableCellDivider : null]}>{r.configuration}</Text>
           </View>
-          {r.cells.map((cell, ci) => (
-            <View key={`${cols[ci]?.key || ci}`} style={{ width: dataW }}>
-              <Text style={styles.tableCell}>{cell}</Text>
-            </View>
-          ))}
+          {r.cells.map((cell, ci) => {
+            const isLast = ci === r.cells.length - 1;
+            return (
+              <View key={`${cols[ci]?.key || ci}`} style={{ width: dataWs[ci] }}>
+                <Text style={[styles.tableCell, !isLast ? styles.tableCellDivider : null]}>{cell}</Text>
+              </View>
+            );
+          })}
         </View>
       ))}
     </View>
   );
 }
-

scripts/pdf/react-pdf/components/Footer.tsx

@@ -3,19 +3,20 @@ import { Text, View } from '@react-pdf/renderer';
 
 import { styles } from '../styles';
 
-export function Footer(props: { leftText: string; locale: 'en' | 'de' }): React.ReactElement {
+export function Footer(props: { locale: 'en' | 'de'; siteUrl?: string }): React.ReactElement {
   const date = new Date().toLocaleDateString(props.locale === 'en' ? 'en-US' : 'de-DE', {
     year: 'numeric',
     month: 'long',
     day: 'numeric',
   });
 
+  const siteUrl = props.siteUrl || 'https://klz-cables.com';
+
   return (
     <View style={styles.footer} fixed>
-      <Text>{props.leftText}</Text>
+      <Text>{siteUrl}</Text>
       <Text>{date}</Text>
       <Text render={({ pageNumber, totalPages }) => `${pageNumber}/${totalPages}`} />
     </View>
   );
 }
-

scripts/pdf/react-pdf/components/KeyValueGrid.tsx

@@ -8,18 +8,36 @@ export function KeyValueGrid(props: { items: KeyValueItem[] }): React.ReactEleme
   const items = (props.items || []).filter(i => i.label && i.value);
   if (!items.length) return null;
 
+  // 4-column layout: (label, value, label, value)
+  const rows: Array<[KeyValueItem, KeyValueItem | null]> = [];
+  for (let i = 0; i < items.length; i += 2) {
+    rows.push([items[i], items[i + 1] || null]);
+  }
+
   return (
     <View style={styles.kvGrid}>
-      {items.map((item, index) => {
-        const isLast = index === items.length - 1;
-        const valueText = item.unit ? `${item.value} ${item.unit}` : item.value;
+      {rows.map(([left, right], rowIndex) => {
+        const isLast = rowIndex === rows.length - 1;
+        const leftValue = left.unit ? `${left.value} ${left.unit}` : left.value;
+        const rightValue = right ? (right.unit ? `${right.value} ${right.unit}` : right.value) : '';
+
         return (
-          <View key={`${item.label}-${index}`} style={[styles.kvRow, isLast ? styles.kvRowLast : null]}>
-            <View style={styles.kvLabel}>
-              <Text style={styles.kvLabelText}>{item.label}</Text>
+          <View
+            key={`${left.label}-${rowIndex}`}
+            style={[styles.kvRow, isLast ? styles.kvRowLast : null]}
+            wrap={false}
+          >
+            <View style={[styles.kvCell, { width: '23%' }]}>
+              <Text style={styles.kvLabelText}>{left.label}</Text>
             </View>
-            <View style={styles.kvValue}>
-              <Text style={styles.kvValueText}>{valueText}</Text>
+            <View style={[styles.kvCell, styles.kvMidDivider, { width: '27%' }]}>
+              <Text style={styles.kvValueText}>{leftValue}</Text>
+            </View>
+            <View style={[styles.kvCell, { width: '23%' }]}>
+              <Text style={styles.kvLabelText}>{right?.label || ''}</Text>
+            </View>
+            <View style={[styles.kvCell, { width: '27%' }]}>
+              <Text style={styles.kvValueText}>{rightValue}</Text>
             </View>
           </View>
         );
@@ -27,4 +45,3 @@ export function KeyValueGrid(props: { items: KeyValueItem[] }): React.ReactEleme
     </View>
   );
 }
-

scripts/pdf/react-pdf/components/Section.tsx

@@ -3,12 +3,16 @@ import { Text, View } from '@react-pdf/renderer';
 
 import { styles } from '../styles';
 
-export function Section(props: { title: string; children: React.ReactNode }): React.ReactElement {
+export function Section(props: {
+  title: string;
+  children: React.ReactNode;
+  boxed?: boolean;
+}): React.ReactElement {
+  const boxed = props.boxed ?? true;
   return (
-    <View style={styles.section}>
+    <View style={boxed ? styles.section : styles.sectionPlain}>
       <Text style={styles.sectionTitle}>{props.title}</Text>
       {props.children}
     </View>
   );
 }
-

scripts/pdf/react-pdf/styles.ts

@@ -1,4 +1,8 @@
-import { StyleSheet } from '@react-pdf/renderer';
+import { Font, StyleSheet } from '@react-pdf/renderer';
+
+// Prevent automatic word hyphenation, which can create multi-line table headers
+// even when we try to keep them single-line.
+Font.registerHyphenationCallback(word => [word]);
 
 export const COLORS = {
   navy: '#0E2A47',
@@ -76,6 +80,10 @@ export const styles = StyleSheet.create({
     padding: 14,
     marginBottom: 14,
   },
+  sectionPlain: {
+    paddingVertical: 2,
+    marginBottom: 12,
+  },
   sectionTitle: {
     fontSize: 10,
     fontWeight: 700,
@@ -86,34 +94,56 @@ export const styles = StyleSheet.create({
   body: { fontSize: 10, lineHeight: 1.5, color: COLORS.darkGray },
 
   kvGrid: {
+    width: '100%',
     borderWidth: 1,
     borderColor: COLORS.lightGray,
   },
-  kvRow: { flexDirection: 'row', borderBottomWidth: 1, borderBottomColor: COLORS.lightGray },
+  kvRow: {
+    flexDirection: 'row',
+    borderBottomWidth: 1,
+    borderBottomColor: COLORS.lightGray,
+  },
   kvRowLast: { borderBottomWidth: 0 },
-  kvLabel: {
-    width: '45%',
-    paddingVertical: 6,
-    paddingHorizontal: 8,
-    backgroundColor: COLORS.almostWhite,
+  kvCell: { paddingVertical: 6, paddingHorizontal: 8 },
+  // Visual separator between (label,value) pairs in the 4-col KV grid.
+  // Matches the engineering-table look and improves scanability.
+  kvMidDivider: {
     borderRightWidth: 1,
     borderRightColor: COLORS.lightGray,
   },
-  kvValue: { width: '55%', paddingVertical: 6, paddingHorizontal: 8 },
   kvLabelText: { fontSize: 8.5, fontWeight: 700, color: COLORS.mediumGray },
   kvValueText: { fontSize: 9.5, color: COLORS.darkGray },
 
-  tableWrap: { borderWidth: 1, borderColor: COLORS.lightGray },
-  tableHeader: { flexDirection: 'row', backgroundColor: '#6B707A' },
+  tableWrap: { width: '100%', borderWidth: 1, borderColor: COLORS.lightGray },
+  tableHeader: {
+    width: '100%',
+    flexDirection: 'row',
+    backgroundColor: '#FFFFFF',
+    borderBottomWidth: 1,
+    borderBottomColor: COLORS.lightGray,
+  },
   tableHeaderCell: {
     paddingVertical: 5,
     paddingHorizontal: 4,
     fontSize: 6.6,
     fontWeight: 700,
-    color: '#FFFFFF',
+    color: COLORS.navy,
   },
-  tableRow: { flexDirection: 'row', borderBottomWidth: 1, borderBottomColor: COLORS.lightGray },
+  tableHeaderCellCfg: {
+    paddingHorizontal: 6,
+  },
+  tableHeaderCellDivider: {
+    borderRightWidth: 1,
+    borderRightColor: COLORS.lightGray,
+  },
+  tableRow: { width: '100%', flexDirection: 'row', borderBottomWidth: 1, borderBottomColor: COLORS.lightGray },
   tableRowAlt: { backgroundColor: COLORS.almostWhite },
   tableCell: { paddingVertical: 4, paddingHorizontal: 4, fontSize: 6.6, color: COLORS.darkGray },
+  tableCellCfg: {
+    paddingHorizontal: 6,
+  },
+  tableCellDivider: {
+    borderRightWidth: 1,
+    borderRightColor: COLORS.lightGray,
+  },
 });
-