DevTools JSON: typografische Anfuehrungszeichen fix, XML-Konvertierung, Builder-Anleitung

frontend/src/tools/devtools.jsx

@@ -1898,7 +1898,75 @@ function RegexBuilder({ toast, mobile }) {
 
 // ──────────────────────────────────────────────────────────── JSON Tool ──
 
-// ── JSON Viewer: rekursiver Baum mit auf/zuklappen ──
+// ──────────────────────────────────────────────────────────── JSON / XML Tool ──
+
+// Typografische Anführungszeichen und andere häufige Probleme beheben
+function sanitizeJson(raw) {
+  return raw
+    .replace(/[\u201C\u201D\u201E\u201F\u2018\u2019\u02BC]/g, '"') // „" "" usw → "
+    .replace(/[\u2018\u2019\u02BC\u0060]/g, '"')                    // ' ` → "
+    .replace(/,\s*([}\]])/g, '$1')                                  // trailing commas
+    .replace(/([{,]\s*)([a-zA-Z_][a-zA-Z0-9_]*)\s*:/g, '$1"$2":'); // unquoted keys
+}
+
+// JSON → XML string
+function jsonToXml(data, tag = 'root', indent = 0) {
+  const pad = '  '.repeat(indent);
+  if (data === null) return `${pad}<${tag} null="true"/>`;
+  if (typeof data !== 'object') {
+    return `${pad}<${tag}>${String(data).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;')}</${tag}>`;
+  }
+  if (Array.isArray(data)) {
+    return data.map((v,i) => jsonToXml(v, 'item', indent)).join('\n');
+  }
+  const children = Object.entries(data)
+    .map(([k,v]) => jsonToXml(v, k.replace(/\s+/g,'_'), indent+1))
+    .join('\n');
+  return `${pad}<${tag}>\n${children}\n${pad}</${tag}>`;
+}
+
+// XML → JSON object (basic parser)
+function xmlToJson(xml) {
+  const parser = new DOMParser();
+  const doc = parser.parseFromString(xml.trim(), 'application/xml');
+  const err = doc.querySelector('parsererror');
+  if (err) throw new Error('Ungültiges XML: ' + err.textContent.split('\n')[0]);
+  function nodeToObj(node) {
+    if (node.nodeType === 3) { // text
+      const t = node.textContent.trim();
+      return t === '' ? null : t;
+    }
+    if (node.childNodes.length === 0) return null;
+    if (node.childNodes.length === 1 && node.firstChild.nodeType === 3) {
+      return node.firstChild.textContent;
+    }
+    const obj = {};
+    const arr = {};
+    node.childNodes.forEach(child => {
+      if (child.nodeType !== 1) return;
+      const val = nodeToObj(child);
+      const name = child.nodeName;
+      if (name in arr) { arr[name]++; } else { arr[name] = 1; }
+    });
+    // build result
+    const seen = {};
+    node.childNodes.forEach(child => {
+      if (child.nodeType !== 1) return;
+      const name = child.nodeName;
+      const val = nodeToObj(child);
+      if (arr[name] > 1) {
+        if (!obj[name]) obj[name] = [];
+        obj[name].push(val);
+      } else {
+        obj[name] = val;
+      }
+    });
+    return obj;
+  }
+  return nodeToObj(doc.documentElement);
+}
+
+// ── JSON Viewer ──
 function JsonNode({ data, depth, keyName }) {
   const [open, setOpen] = useState(depth < 2);
   const indent = depth * 16;
@@ -1906,223 +1974,196 @@ function JsonNode({ data, depth, keyName }) {
   const isArr  = Array.isArray(data);
   const isPrim = !isObj && !isArr;
 
-  const typeColor = {
-    string:  '#a8f0eb',
-    number:  '#ffe66d',
-    boolean: '#ff6b9d',
-    null:    'rgba(255,255,255,0.3)',
-  };
-
-  function valColor(v) {
-    if (v === null) return typeColor.null;
-    return typeColor[typeof v] || '#fff';
-  }
-
-  function valLabel(v) {
-    if (v === null) return 'null';
-    if (typeof v === 'string') return `"${v}"`;
-    return String(v);
-  }
-
+  const typeColor = { string:'#a8f0eb', number:'#ffe66d', boolean:'#ff6b9d', null:'rgba(255,255,255,0.3)' };
+  function valColor(v) { if (v===null) return typeColor.null; return typeColor[typeof v]||'#fff'; }
+  function valLabel(v) { if (v===null) return 'null'; if (typeof v==='string') return `"${v}"`; return String(v); }
   function typeTag(v) {
-    if (v === null) return 'null';
+    if (v===null) return 'null';
     if (Array.isArray(v)) return `Array[${v.length}]`;
-    if (typeof v === 'object') return `Object{${Object.keys(v).length}}`;
+    if (typeof v==='object') return `Objekt {${Object.keys(v).length} Felder}`;
     return typeof v;
   }
 
   const keyStyle = {color:'#7eb8ff', fontFamily:"'Courier New',monospace", fontSize:12};
-  const lineBase = {display:'flex', alignItems:'baseline', gap:4, padding:'1px 0',
-    marginLeft:indent, lineHeight:1.7};
+  const lineBase = {display:'flex', alignItems:'baseline', gap:4, padding:'1px 0', marginLeft:indent, lineHeight:1.7};
 
-  if (isPrim) {
-    return (
+  if (isPrim) return (
     <div style={lineBase}>
-        {keyName !== undefined && <span style={keyStyle}>"{keyName}"</span>}
-        {keyName !== undefined && <span style={{color:'rgba(255,255,255,0.3)'}}>:</span>}
-        <span style={{color:valColor(data), fontFamily:"'Courier New',monospace", fontSize:12}}>
-          {valLabel(data)}
-        </span>
-        <span style={{color:'rgba(255,255,255,0.2)', fontSize:10, marginLeft:4}}>{typeof data}</span>
+      {keyName!==undefined && <><span style={keyStyle}>"{keyName}"</span><span style={{color:'rgba(255,255,255,0.3)'}}>:</span></>}
+      <span style={{color:valColor(data), fontFamily:"'Courier New',monospace", fontSize:12}}>{valLabel(data)}</span>
+      <span style={{color:'rgba(255,255,255,0.2)', fontSize:10, marginLeft:4}}>{typeof data==='object'?'null':typeof data}</span>
     </div>
   );
-  }
 
   const entries = isArr ? data.map((v,i)=>[i,v]) : Object.entries(data);
-  const bracket = isArr ? ['[',']'] : ['{','}'];
+  const [o,c] = isArr ? ['[',']'] : ['{','}'];
 
   return (
     <div>
-      <div style={{...lineBase, cursor:'pointer', userSelect:'none'}} onClick={()=>setOpen(o=>!o)}>
-        <span style={{color:'rgba(255,255,255,0.3)', fontSize:11, minWidth:14}}>
-          {open ? '▾' : '▸'}
-        </span>
-        {keyName !== undefined && <span style={keyStyle}>"{keyName}"</span>}
-        {keyName !== undefined && <span style={{color:'rgba(255,255,255,0.3)'}}>:</span>}
-        <span style={{color:'rgba(255,255,255,0.5)', fontFamily:"'Courier New',monospace", fontSize:12}}>
-          {bracket[0]}
-        </span>
-        {!open && (
-          <span style={{color:'rgba(255,255,255,0.25)', fontFamily:"'Courier New',monospace", fontSize:11}}>
-            {isArr ? `${entries.length} Einträge` : `${entries.length} Felder`}
-          </span>
-        )}
-        {!open && <span style={{color:'rgba(255,255,255,0.5)', fontFamily:"'Courier New',monospace", fontSize:12}}>{bracket[1]}</span>}
-        <span style={{color:'rgba(255,255,255,0.2)', fontSize:10, marginLeft:4}}>
-          {typeTag(data)}
-        </span>
+      <div style={{...lineBase, cursor:'pointer', userSelect:'none'}} onClick={()=>setOpen(x=>!x)}>
+        <span style={{color:'rgba(255,255,255,0.3)', fontSize:11, minWidth:14}}>{open?'▾':'▸'}</span>
+        {keyName!==undefined && <><span style={keyStyle}>"{keyName}"</span><span style={{color:'rgba(255,255,255,0.3)'}}>:</span></>}
+        <span style={{color:'rgba(255,255,255,0.5)', fontFamily:"'Courier New',monospace", fontSize:12}}>{o}</span>
+        {!open && <span style={{color:'rgba(255,255,255,0.25)', fontFamily:"'Courier New',monospace", fontSize:11}}>{isArr?`${entries.length} Einträge`:`${entries.length} Felder`}</span>}
+        {!open && <span style={{color:'rgba(255,255,255,0.5)', fontFamily:"'Courier New',monospace", fontSize:12}}>{c}</span>}
+        <span style={{color:'rgba(255,255,255,0.2)', fontSize:10, marginLeft:4}}>{typeTag(data)}</span>
       </div>
-      {open && (
-        <>
-          {entries.map(([k,v]) => (
-            <JsonNode key={k} data={v} depth={depth+1} keyName={k}/>
-          ))}
-          <div style={{marginLeft:indent, color:'rgba(255,255,255,0.5)', fontFamily:"'Courier New',monospace", fontSize:12}}>
-            {bracket[1]}
-          </div>
-        </>
-      )}
+      {open && <>
+        {entries.map(([k,v]) => <JsonNode key={k} data={v} depth={depth+1} keyName={k}/>)}
+        <div style={{marginLeft:indent, color:'rgba(255,255,255,0.5)', fontFamily:"'Courier New',monospace", fontSize:12}}>{c}</div>
+      </>}
     </div>
   );
 }
 
-// ── JSON Builder: Baumstruktur erstellen ──
-let _nodeId = 1;
-function newNode(type='string', key='', value='') {
-  return { id: _nodeId++, type, key, value, children:[] };
-}
-
-function BuilderNode({ node, depth, onChange, onDelete, onAddSibling }) {
-  const indent = depth * 20;
-  const canHaveChildren = node.type==='object' || node.type==='array';
-
-  function addChild(type) {
-    const child = newNode(type);
-    onChange({...node, children:[...node.children, child]});
-  }
-
-  function updateChild(updated) {
-    onChange({...node, children: node.children.map(c => c.id===updated.id ? updated : c)});
-  }
-
-  function deleteChild(id) {
-    onChange({...node, children: node.children.filter(c => c.id!==id)});
-  }
-
-  const inp = {...S.inp, fontSize:12, padding:'4px 7px', boxSizing:'border-box'};
-  const typeColors = {object:'#4ecdc4', array:'#ffe66d', string:'#a8f0eb', number:'#ff6b9d', boolean:'#c3b1e1', null:'rgba(255,255,255,0.3)'};
-
-  return (
-    <div style={{marginLeft:indent, marginBottom:3}}>
-      <div style={{display:'flex', alignItems:'center', gap:6, flexWrap:'wrap'}}>
-        {/* Key (only for object children) */}
-        {depth > 0 && node.type !== '__root' && (
-          <input style={{...inp, width:90, color:'#7eb8ff'}} placeholder='Key'
-            value={node.key} onChange={e=>onChange({...node, key:e.target.value})}/>
-        )}
-        {depth > 0 && <span style={{color:'rgba(255,255,255,0.25)', fontSize:11}}>:</span>}
-        {/* Type */}
-        <select style={{...inp, width:'auto', color: typeColors[node.type]||'#fff', cursor:'pointer'}}
-          value={node.type} onChange={e=>onChange({...node, type:e.target.value, children:[], value:''})}>
-          <option value="string">string</option>
-          <option value="number">number</option>
-          <option value="boolean">boolean</option>
-          <option value="null">null</option>
-          <option value="object">object {'{}'}</option>
-          <option value="array">array []</option>
-        </select>
-        {/* Value for primitives */}
-        {node.type==='string'  && <input style={{...inp, flex:1, minWidth:80}} placeholder='"Wert"' value={node.value} onChange={e=>onChange({...node, value:e.target.value})}/>}
-        {node.type==='number'  && <input style={{...inp, width:100}} type="number" placeholder='0' value={node.value} onChange={e=>onChange({...node, value:e.target.value})}/>}
-        {node.type==='boolean' && (
-          <select style={{...inp, width:'auto', cursor:'pointer'}} value={node.value} onChange={e=>onChange({...node, value:e.target.value})}>
-            <option value="true">true</option>
-            <option value="false">false</option>
-          </select>
-        )}
-        {/* Add child button */}
-        {canHaveChildren && (
-          <select style={{...inp, width:'auto', cursor:'pointer', color:'#4ecdc4'}}
-            value="" onChange={e=>{ if(e.target.value) addChild(e.target.value); }}>
-            <option value="">+ Feld hinzufügen</option>
-            <option value="string">string</option>
-            <option value="number">number</option>
-            <option value="boolean">boolean</option>
-            <option value="null">null</option>
-            <option value="object">object</option>
-            <option value="array">array</option>
-          </select>
-        )}
-        {/* Delete */}
-        {depth > 0 && (
-          <button onClick={onDelete} style={{background:'rgba(255,107,157,0.12)',border:'none',
-            borderRadius:5,color:'#ff6b9d',cursor:'pointer',padding:'3px 8px',fontSize:12}}>✕</button>
-        )}
-      </div>
-      {/* Children */}
-      {canHaveChildren && node.children.map(child=>(
-        <BuilderNode key={child.id} node={child} depth={depth+1}
-          onChange={updateChild} onDelete={()=>deleteChild(child.id)}/>
-      ))}
-    </div>
-  );
-}
+// ── JSON Builder ──
+let _nid = 1;
+function newNode(type='string') { return {id:_nid++, type, key:'', value:'', children:[]}; }
 
 function nodeToJson(node) {
-  if (node.type==='object') {
-    const obj = {};
-    node.children.forEach(c => { obj[c.key || `field${c.id}`] = nodeToJson(c); });
-    return obj;
-  }
-  if (node.type==='array') {
-    return node.children.map(c => nodeToJson(c));
-  }
-  if (node.type==='number') return isNaN(Number(node.value)) ? 0 : Number(node.value);
-  if (node.type==='boolean') return node.value !== 'false';
+  if (node.type==='object') { const o={}; node.children.forEach(c=>{o[c.key||`feld${c.id}`]=nodeToJson(c);}); return o; }
+  if (node.type==='array')  { return node.children.map(c=>nodeToJson(c)); }
+  if (node.type==='number') return isNaN(Number(node.value))?0:Number(node.value);
+  if (node.type==='boolean') return node.value!=='false';
   if (node.type==='null')   return null;
   return node.value;
 }
 
+const TC = {object:'#4ecdc4', array:'#ffe66d', string:'#a8f0eb', number:'#ff6b9d', boolean:'#c3b1e1', null:'rgba(255,255,255,0.4)'};
+
+function BuilderNode({node, depth, onChange, onDelete}) {
+  const inp = {...S.inp, fontSize:12, padding:'4px 7px', boxSizing:'border-box'};
+  const canKids = node.type==='object'||node.type==='array';
+  const isRoot = depth===0;
+
+  function addChild(type) { onChange({...node, children:[...node.children, newNode(type)]}); }
+  function updChild(u)    { onChange({...node, children:node.children.map(c=>c.id===u.id?u:c)}); }
+  function delChild(id)   { onChange({...node, children:node.children.filter(c=>c.id!==id)}); }
+
+  return (
+    <div style={{marginLeft:depth*18, marginBottom:4}}>
+      <div style={{display:'flex', alignItems:'center', gap:6, flexWrap:'wrap'}}>
+        {!isRoot && (
+          <input style={{...inp, width:90, color:'#7eb8ff'}} placeholder="Key / Name"
+            value={node.key} onChange={e=>onChange({...node, key:e.target.value})}/>
+        )}
+        {!isRoot && <span style={{color:'rgba(255,255,255,0.25)', fontSize:11}}>:</span>}
+        <select style={{...inp, width:'auto', color:TC[node.type], cursor:'pointer'}}
+          value={node.type} onChange={e=>onChange({...node, type:e.target.value, children:[], value:''})}>
+          <option value="string">Text (string)</option>
+          <option value="number">Zahl (number)</option>
+          <option value="boolean">Ja/Nein (boolean)</option>
+          <option value="null">Leer (null)</option>
+          <option value="object">Objekt {'{ }'}</option>
+          <option value="array">Liste [ ]</option>
+        </select>
+        {node.type==='string'  && <input style={{...inp,flex:1,minWidth:80}} placeholder="Wert eingeben" value={node.value} onChange={e=>onChange({...node,value:e.target.value})}/>}
+        {node.type==='number'  && <input style={{...inp,width:100}} type="number" placeholder="0" value={node.value} onChange={e=>onChange({...node,value:e.target.value})}/>}
+        {node.type==='boolean' && <select style={{...inp,width:'auto',cursor:'pointer'}} value={node.value} onChange={e=>onChange({...node,value:e.target.value})}><option value="true">true (ja)</option><option value="false">false (nein)</option></select>}
+        {node.type==='null'    && <span style={{color:'rgba(255,255,255,0.3)',fontSize:11,fontFamily:'monospace'}}>null (kein Wert)</span>}
+        {canKids && (
+          <select style={{...inp,width:'auto',cursor:'pointer',color:'#4ecdc4'}} value="" onChange={e=>{if(e.target.value)addChild(e.target.value);}}>
+            <option value="">+ Feld hinzufügen</option>
+            <option value="string">Text</option>
+            <option value="number">Zahl</option>
+            <option value="boolean">Ja/Nein</option>
+            <option value="null">Leer (null)</option>
+            <option value="object">Objekt</option>
+            <option value="array">Liste</option>
+          </select>
+        )}
+        {!isRoot && <button onClick={onDelete} style={{background:'rgba(255,107,157,0.12)',border:'none',borderRadius:5,color:'#ff6b9d',cursor:'pointer',padding:'3px 8px',fontSize:12}}>✕</button>}
+      </div>
+      {canKids && node.children.map(child=>(
+        <BuilderNode key={child.id} node={child} depth={depth+1} onChange={updChild} onDelete={()=>delChild(child.id)}/>
+      ))}
+    </div>
+  );
+}
+
+// ── Main Tool ──
 function JsonTool({ toast, mobile }) {
   const [tab, setTab]   = useState('view');
-  // View tab
-  const [jsonInput, setJsonInput] = useState('');
+  const [fmt, setFmt]   = useState('json'); // 'json' | 'xml'
+
+  // View / Convert
+  const [rawInput,  setRawInput]  = useState('');
   const [parsed,    setParsed]    = useState(null);
   const [parseErr,  setParseErr]  = useState('');
+  const [xmlOut,    setXmlOut]    = useState('');
+  const [copiedOut, setCopiedOut] = useState(false);
 
-  function parseJson(val) {
-    setJsonInput(val);
-    if (!val.trim()) { setParsed(null); setParseErr(''); return; }
+  function doParseJson(val) {
+    setRawInput(val);
+    setParseErr(''); setParsed(null); setXmlOut('');
+    if (!val.trim()) return;
+    const fixed = sanitizeJson(val);
     try {
-      setParsed(JSON.parse(val));
-      setParseErr('');
+      const p = JSON.parse(fixed);
+      setParsed(p);
+      setXmlOut(jsonToXml(p));
     } catch(e) {
-      setParsed(null);
       setParseErr(e.message);
     }
   }
 
-  function formatJson() {
+  function doParseXml(val) {
+    setRawInput(val);
+    setParseErr(''); setParsed(null); setXmlOut('');
+    if (!val.trim()) return;
     try {
-      const p = JSON.parse(jsonInput);
-      setJsonInput(JSON.stringify(p, null, 2));
-      setParsed(p);
-      setParseErr('');
-    } catch {}
+      const obj = xmlToJson(val);
+      setParsed(obj);
+      setXmlOut(val);
+    } catch(e) {
+      setParseErr(e.message);
+    }
   }
 
-  // Build tab
-  const [root, setRoot] = useState(() => ({...newNode('object'), key:'root'}));
-  const generatedJson = JSON.stringify(nodeToJson(root), null, 2);
-  const [copiedJson, setCopiedJson] = useState(false);
+  function handleInput(val) {
+    if (fmt==='json') doParseJson(val);
+    else doParseXml(val);
+  }
 
-  async function copyJson(text) {
-    try { await navigator.clipboard.writeText(text); setCopiedJson(true); setTimeout(()=>setCopiedJson(false),1800); }
+  function formatJson() {
+    if (!parsed) return;
+    setRawInput(JSON.stringify(parsed, null, 2));
+  }
+
+  async function copyText(text) {
+    try { await navigator.clipboard.writeText(text); setCopiedOut(true); setTimeout(()=>setCopiedOut(false),1800); }
+    catch { toast('Kopieren fehlgeschlagen'); }
+  }
+
+  // Builder
+  const [root,      setRoot]      = useState(() => ({...newNode('object'), key:'root'}));
+  const [buildFmt,  setBuildFmt]  = useState('json');
+  const [copiedBld, setCopiedBld] = useState(false);
+
+  const builtJson = JSON.stringify(nodeToJson(root), null, 2);
+  const builtXml  = (() => { try { return jsonToXml(nodeToJson(root)); } catch { return ''; } })();
+  const builtOut  = buildFmt==='json' ? builtJson : builtXml;
+
+  async function copyBuilt() {
+    try { await navigator.clipboard.writeText(builtOut); setCopiedBld(true); setTimeout(()=>setCopiedBld(false),1800); }
     catch { toast('Kopieren fehlgeschlagen'); }
   }
 
   const inp  = {...S.inp, fontSize:13, padding:'7px 9px', boxSizing:'border-box'};
-  const tabs = [{id:'view',label:'👁 JSON ansehen'},{id:'build',label:'🔨 JSON bauen'}];
+  const tabs = [{id:'view',label:'👁 Ansehen & Konvertieren'},{id:'build',label:'🔨 Struktur bauen'}];
+
+  const FmtToggle = ({value, onChange}) => (
+    <div style={{display:'flex',gap:4}}>
+      {['json','xml'].map(f=>(
+        <button key={f} onClick={()=>onChange(f)} style={{
+          padding:'4px 12px',borderRadius:16,fontFamily:'monospace',fontSize:11,cursor:'pointer',
+          background:value===f?'#4ecdc4':'rgba(255,255,255,0.05)',
+          color:value===f?'#0d0d0f':'rgba(255,255,255,0.55)',
+          border:value===f?'none':'1px solid rgba(255,255,255,0.1)',
+          fontWeight:value===f?700:400}}>{f.toUpperCase()}</button>
+      ))}
+    </div>
+  );
 
   return (
     <div>
@@ -2139,28 +2180,78 @@ function JsonTool({ toast, mobile }) {
 
       {tab==='view' && (
         <div>
-          <div style={{marginBottom:10}}>
-            <div style={{color:'rgba(255,255,255,0.5)',fontFamily:'monospace',fontSize:10,marginBottom:5}}>JSON einfügen</div>
-            <textarea style={{...inp, width:'100%', minHeight:120, fontFamily:"'Courier New',monospace",
+          {/* Anleitung */}
+          <div style={{padding:'10px 12px',borderRadius:8,background:'rgba(78,205,196,0.06)',
+            border:'1px solid rgba(78,205,196,0.15)',marginBottom:14}}>
+            <div style={{color:'#4ecdc4',fontFamily:'monospace',fontSize:10,fontWeight:700,marginBottom:4}}>SO FUNKTIONIERT ES</div>
+            <div style={{color:'rgba(255,255,255,0.6)',fontSize:12,lineHeight:1.7}}>
+              JSON oder XML einfügen → der Baum unten zeigt die Struktur auf/zuklappbar.<br/>
+              Pfeile ▸ anklicken zum Auf-/Zuklappen. Konvertierung in das andere Format erscheint automatisch.<br/>
+              <span style={{color:'rgba(255,255,255,0.4)',fontSize:11}}>Tipp: Typografische Anführungszeichen „" werden automatisch korrigiert.</span>
+            </div>
+          </div>
+
+          <div style={{display:'flex',alignItems:'center',gap:10,marginBottom:8,flexWrap:'wrap'}}>
+            <span style={{color:'rgba(255,255,255,0.5)',fontFamily:'monospace',fontSize:10}}>EINGABE-FORMAT:</span>
+            <FmtToggle value={fmt} onChange={f=>{setFmt(f);setRawInput('');setParsed(null);setParseErr('');setXmlOut('');}}/>
+            {!!rawInput && <button style={{...S.btn('#ff6b9d',false),fontSize:10,padding:'4px 12px'}} onClick={()=>{setRawInput('');setParsed(null);setParseErr('');setXmlOut('');}}>✕ Leeren</button>}
+          </div>
+
+          <textarea style={{...inp, width:'100%', minHeight:130, fontFamily:"'Courier New',monospace",
             fontSize:12, resize:'vertical', lineHeight:1.5,
-              border: parseErr ? '1px solid rgba(255,107,157,0.5)' : undefined}}
-              placeholder='{"name":"Max","age":30}'
-              value={jsonInput} onChange={e=>parseJson(e.target.value)}/>
-            {!!parseErr && <div style={{color:'#ff6b9d',fontFamily:'monospace',fontSize:11,marginTop:4}}>⚠ {parseErr}</div>}
-          </div>
-          <div style={{display:'flex',gap:8,marginBottom:14}}>
-            {!!jsonInput && <button style={{...S.btn('#4ecdc4',false),fontSize:11,padding:'5px 14px'}} onClick={formatJson}>⟳ Formatieren</button>}
-            {!!jsonInput && <button style={{...S.btn('#ff6b9d',false),fontSize:11,padding:'5px 14px'}} onClick={()=>{setJsonInput('');setParsed(null);setParseErr('');}}>✕ Leeren</button>}
-          </div>
+            border: parseErr?'1px solid rgba(255,107,157,0.5)':undefined}}
+            placeholder={fmt==='json'
+              ? '{\n  "name": "Max",\n  "alter": 30,\n  "aktiv": true\n}'
+              : '<person>\n  <name>Max</name>\n  <alter>30</alter>\n</person>'}
+            value={rawInput} onChange={e=>handleInput(e.target.value)}/>
+
+          {!!parseErr && <div style={{color:'#ff6b9d',fontFamily:'monospace',fontSize:11,marginTop:4,padding:'6px 10px',background:'rgba(255,107,157,0.08)',borderRadius:6}}>
+            ⚠ {parseErr}
+          </div>}
+
+          {!!rawInput && !parseErr && fmt==='json' && (
+            <button style={{...S.btn('#4ecdc4',false),fontSize:11,padding:'5px 14px',marginTop:8}}
+              onClick={formatJson}>⟳ Formatieren / Einrücken</button>
+          )}
+
           {parsed !== null && (
-            <div style={{borderRadius:9,background:'rgba(0,0,0,0.2)',border:'1px solid rgba(255,255,255,0.08)',
-              padding:'10px 14px',overflowX:'auto'}}>
+            <>
+              {/* Interaktiver Baum */}
+              <div style={{marginTop:14,borderRadius:9,background:'rgba(0,0,0,0.2)',
+                border:'1px solid rgba(255,255,255,0.08)',padding:'10px 14px',overflowX:'auto',marginBottom:14}}>
+                <div style={{color:'rgba(255,255,255,0.4)',fontFamily:'monospace',fontSize:10,marginBottom:8}}>
+                  STRUKTUR — Pfeile anklicken zum Auf-/Zuklappen
+                </div>
                 <JsonNode data={parsed} depth={0}/>
               </div>
+
+              {/* Konvertierung */}
+              <div style={{borderRadius:9,background:'rgba(255,255,255,0.03)',
+                border:'1px solid rgba(255,255,255,0.08)',padding:'12px 14px'}}>
+                <div style={{display:'flex',alignItems:'center',gap:10,marginBottom:8,flexWrap:'wrap'}}>
+                  <span style={{color:'rgba(255,255,255,0.4)',fontFamily:'monospace',fontSize:10}}>
+                    KONVERTIERT ALS {fmt==='json'?'XML':'JSON'}
+                  </span>
+                  <button onClick={()=>copyText(fmt==='json'?xmlOut:JSON.stringify(parsed,null,2))} style={{
+                    background:'rgba(78,205,196,0.1)',border:'1px solid rgba(78,205,196,0.2)',
+                    borderRadius:6,color:copiedOut?'#4ecdc4':'rgba(255,255,255,0.5)',
+                    cursor:'pointer',padding:'2px 10px',fontSize:11}}>
+                    {copiedOut?'✓ Kopiert':'⎘ Kopieren'}
+                  </button>
+                </div>
+                <pre style={{margin:0,color:'rgba(255,255,255,0.75)',fontFamily:"'Courier New',monospace",
+                  fontSize:12,lineHeight:1.6,overflowX:'auto',whiteSpace:'pre-wrap',wordBreak:'break-word',
+                  maxHeight:300}}>
+                  {fmt==='json' ? xmlOut : JSON.stringify(parsed,null,2)}
+                </pre>
+              </div>
+            </>
           )}
-          {!jsonInput && (
-            <div style={{color:'rgba(255,255,255,0.3)',fontFamily:'monospace',fontSize:11,padding:'16px 0',textAlign:'center'}}>
-              JSON oben einfügen → interaktiver Baum erscheint hier
+
+          {!rawInput && (
+            <div style={{color:'rgba(255,255,255,0.3)',fontFamily:'monospace',fontSize:11,
+              padding:'16px 0',textAlign:'center'}}>
+              {fmt==='json'?'JSON':'XML'} oben einfügen → interaktiver Baum + Konvertierung erscheint
             </div>
           )}
         </div>
@@ -2168,32 +2259,48 @@ function JsonTool({ toast, mobile }) {
 
       {tab==='build' && (
         <div>
+          {/* Anleitung */}
+          <div style={{padding:'10px 12px',borderRadius:8,background:'rgba(78,205,196,0.06)',
+            border:'1px solid rgba(78,205,196,0.15)',marginBottom:14}}>
+            <div style={{color:'#4ecdc4',fontFamily:'monospace',fontSize:10,fontWeight:700,marginBottom:4}}>SO FUNKTIONIERT DER BUILDER</div>
+            <div style={{color:'rgba(255,255,255,0.6)',fontSize:12,lineHeight:1.7}}>
+              Klicke „+ Feld hinzufügen" um Felder zum Objekt oder zur Liste hinzuzufügen.<br/>
+              <strong style={{color:'rgba(255,255,255,0.8)'}}>Typen:</strong> <span style={{color:'#a8f0eb'}}>Text</span> = normaler Text · <span style={{color:'#ffe66d'}}>Zahl</span> = Nummer · <span style={{color:'#ff6b9d'}}>Ja/Nein</span> = true/false · <span style={{color:'rgba(255,255,255,0.4)'}}>Leer</span> = null<br/>
+              <span style={{color:'#4ecdc4'}}>Objekt {'{ }'}</span> = verschachtelter Datensatz (z.B. Adresse mit Straße, PLZ) ·
+              <span style={{color:'#ffe66d'}}> Liste [ ]</span> = mehrere gleichartige Einträge (z.B. Mitarbeiterliste)<br/>
+              <span style={{color:'rgba(255,255,255,0.4)',fontSize:11}}>Das fertige JSON/XML erscheint unten und kann kopiert werden.</span>
+            </div>
+          </div>
+
           <div style={{borderRadius:9,background:'rgba(255,255,255,0.03)',
-            border:'1px solid rgba(255,255,255,0.08)',padding:'12px 14px',marginBottom:14,
-            overflowX:'auto'}}>
-            <div style={{color:'rgba(255,255,255,0.4)',fontFamily:'monospace',fontSize:10,marginBottom:10}}>STRUKTUR AUFBAUEN</div>
+            border:'1px solid rgba(255,255,255,0.08)',padding:'12px 14px',marginBottom:14,overflowX:'auto'}}>
+            <div style={{color:'rgba(255,255,255,0.4)',fontFamily:'monospace',fontSize:10,marginBottom:10}}>
+              STRUKTUR AUFBAUEN — Felder hinzufügen, benennen, verschachteln
+            </div>
             <BuilderNode node={root} depth={0} onChange={setRoot} onDelete={()=>{}}/>
           </div>
 
           <div style={{borderRadius:9,background:'rgba(0,0,0,0.2)',
             border:'1px solid rgba(255,255,255,0.08)',padding:'12px 14px'}}>
-            <div style={{display:'flex',alignItems:'center',gap:10,marginBottom:8}}>
-              <span style={{color:'rgba(255,255,255,0.4)',fontFamily:'monospace',fontSize:10}}>GENERIERTES JSON</span>
-              <button onClick={()=>copyJson(generatedJson)} style={{
+            <div style={{display:'flex',alignItems:'center',gap:10,marginBottom:8,flexWrap:'wrap'}}>
+              <span style={{color:'rgba(255,255,255,0.4)',fontFamily:'monospace',fontSize:10}}>AUSGABE:</span>
+              <FmtToggle value={buildFmt} onChange={setBuildFmt}/>
+              <button onClick={copyBuilt} style={{
                 background:'rgba(78,205,196,0.1)',border:'1px solid rgba(78,205,196,0.2)',
-                borderRadius:6,color:copiedJson?'#4ecdc4':'rgba(255,255,255,0.5)',
+                borderRadius:6,color:copiedBld?'#4ecdc4':'rgba(255,255,255,0.5)',
                 cursor:'pointer',padding:'2px 10px',fontSize:11}}>
-                {copiedJson?'✓ Kopiert':'⎘ Kopieren'}
+                {copiedBld?'✓ Kopiert':'⎘ Kopieren'}
               </button>
-              <button onClick={()=>{setTab('view');parseJson(generatedJson);}} style={{
+              <button onClick={()=>{setTab('view');setFmt('json');doParseJson(builtJson);}} style={{
                 background:'rgba(255,255,255,0.05)',border:'1px solid rgba(255,255,255,0.1)',
                 borderRadius:6,color:'rgba(255,255,255,0.5)',cursor:'pointer',padding:'2px 10px',fontSize:11}}>
-                👁 Ansehen
+                👁 Im Viewer öffnen
               </button>
             </div>
             <pre style={{margin:0,color:'rgba(255,255,255,0.8)',fontFamily:"'Courier New',monospace",
-              fontSize:12,lineHeight:1.6,overflowX:'auto',whiteSpace:'pre-wrap',wordBreak:'break-all'}}>
-              {generatedJson}
+              fontSize:12,lineHeight:1.6,overflowX:'auto',whiteSpace:'pre-wrap',wordBreak:'break-word',
+              maxHeight:400}}>
+              {builtOut}
             </pre>
           </div>
         </div>
@@ -2203,6 +2310,7 @@ function JsonTool({ toast, mobile }) {
 }
 
 
+
 const TOOL_DEFS = [
   {id:'cron',    label:'⏱ Crontab',   desc:'Crontab erklären und erstellen', ready:true,
    tabs:[{id:'explain',label:'Erklären'},{id:'build',label:'Erstellen'}],