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<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Übungsklausur-Generator</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jspdf/2.5.1/jspdf.umd.min.js"></script>
<style>
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap');
* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
--bg0: #F7F8FA;
--bg1: #FFFFFF;
--bg2: #F0F2F6;
--bg3: #E4E8F0;
--text0: #1A202C;
--text1: #4A5568;
--text2: #8896B0;
--accent: #2563EB;
--accent-light: #EBF2FF;
--accent-border: #BFDBFE;
--green: #16A34A;
--green-light: #F0FDF4;
--green-border: #BBF7D0;
--red: #DC2626;
--red-light: #FEF2F2;
--red-border: #FECACA;
--amber: #D97706;
--amber-light: #FFFBEB;
--amber-border: #FDE68A;
--purple: #7C3AED;
--purple-light: #F5F3FF;
--purple-border: #DDD6FE;
--teal: #0D9488;
--teal-light: #F0FDFA;
--teal-border: #99F6E4;
--border: #E2E8F0;
--border-focus: #93C5FD;
--shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
--shadow-md: 0 4px 12px rgba(0,0,0,0.08);
--r-sm: 6px;
--r-md: 10px;
--r-lg: 14px;
}
body {
background: var(--bg0);
font-family: 'IBM Plex Sans', system-ui, sans-serif;
color: var(--text0);
padding: 2rem 1rem 4rem;
min-height: 100vh;
}
.container { max-width: 860px; margin: 0 auto; }
.header {
text-align: center;
margin-bottom: 2rem;
padding-bottom: 1.5rem;
border-bottom: 1px solid var(--border);
}
.header-eyebrow {
font-family: 'IBM Plex Mono', monospace;
font-size: 0.62rem;
letter-spacing: 0.18em;
color: var(--accent);
text-transform: uppercase;
margin-bottom: 0.45rem;
}
.header h1 {
font-size: 1.55rem;
font-weight: 600;
color: var(--text0);
letter-spacing: -0.3px;
}
.header-sub { font-size: 0.78rem; color: var(--text2); margin-top: 0.35rem; }
.section {
background: var(--bg1);
border: 1px solid var(--border);
border-radius: var(--r-lg);
padding: 1.4rem;
margin-bottom: 1.1rem;
box-shadow: var(--shadow);
}
.section-header {
display: flex;
align-items: center;
gap: 0.6rem;
margin-bottom: 1rem;
}
.step-badge {
font-family: 'IBM Plex Mono', monospace;
font-size: 0.58rem;
font-weight: 500;
background: var(--accent-light);
color: var(--accent);
border: 1px solid var(--accent-border);
padding: 0.18rem 0.55rem;
border-radius: 20px;
letter-spacing: 0.05em;
white-space: nowrap;
}
.section h2 { font-size: 0.92rem; font-weight: 600; color: var(--text0); }
.btn {
display: inline-flex;
align-items: center;
gap: 0.35rem;
background: var(--bg1);
border: 1px solid var(--border);
border-radius: var(--r-sm);
padding: 0.42rem 0.9rem;
cursor: pointer;
font-size: 0.78rem;
font-weight: 500;
color: var(--text0);
font-family: 'IBM Plex Sans', sans-serif;
transition: background 0.12s, border-color 0.12s, box-shadow 0.12s;
white-space: nowrap;
box-shadow: var(--shadow);
}
.btn:hover { background: var(--bg2); border-color: #CBD5E0; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; pointer-events: none; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: #1D4ED8; border-color: #1D4ED8; }
.btn-success { background: var(--green); border-color: var(--green); color: #fff; }
.btn-success:hover { background: #15803D; border-color: #15803D; }
.btn-danger {
background: transparent;
border: 1px solid var(--red-border);
color: var(--red);
padding: 0.18rem 0.55rem;
font-size: 0.7rem;
border-radius: var(--r-sm);
cursor: pointer;
font-family: 'IBM Plex Sans', sans-serif;
transition: background 0.12s;
}
.btn-danger:hover { background: var(--red-light); }
.status {
margin-top: 0.7rem;
padding: 0.5rem 0.8rem;
border-radius: var(--r-sm);
font-size: 0.75rem;
display: none;
font-family: 'IBM Plex Mono', monospace;
}
.status.success { display: block; background: var(--green-light); color: #14532D; border: 1px solid var(--green-border); }
.status.error { display: block; background: var(--red-light); color: #7F1D1D; border: 1px solid var(--red-border); }
.status.info { display: block; background: var(--bg2); color: var(--text1); border: 1px solid var(--border); }
.form-group { margin-bottom: 0.8rem; }
.form-group label {
display: block;
font-size: 0.66rem;
font-weight: 600;
color: var(--text2);
margin-bottom: 0.28rem;
text-transform: uppercase;
letter-spacing: 0.06em;
}
.form-group input,
.form-group textarea,
.form-group select {
width: 100%;
padding: 0.42rem 0.65rem;
background: var(--bg1);
border: 1px solid var(--border);
border-radius: var(--r-sm);
color: var(--text0);
font-size: 0.82rem;
font-family: 'IBM Plex Sans', sans-serif;
outline: none;
transition: border-color 0.12s, box-shadow 0.12s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
border-color: var(--border-focus);
box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.form-group textarea { resize: vertical; }
.row {
display: flex;
gap: 0.45rem;
align-items: center;
margin-bottom: 0.4rem;
}
.row input {
flex: 1;
padding: 0.38rem 0.6rem;
background: var(--bg1);
border: 1px solid var(--border);
border-radius: var(--r-sm);
color: var(--text0);
font-size: 0.78rem;
font-family: 'IBM Plex Sans', sans-serif;
outline: none;
}
.row input:focus { border-color: var(--border-focus); }
.hint {
font-size: 0.72rem;
color: var(--text2);
margin-bottom: 0.75rem;
line-height: 1.55;
}
.hint code {
background: var(--bg2);
padding: 0.1rem 0.4rem;
border-radius: 3px;
font-family: 'IBM Plex Mono', monospace;
color: var(--amber);
font-size: 0.7rem;
border: 1px solid var(--border);
}
.controls { display: flex; gap: 0.55rem; flex-wrap: wrap; align-items: center; }
.task-form {
background: var(--bg0);
border: 1px solid var(--border);
border-radius: var(--r-md);
padding: 1.1rem;
margin-bottom: 0.75rem;
}
.task-form h3 {
font-size: 0.82rem;
font-weight: 600;
color: var(--text1);
margin-bottom: 0.85rem;
display: flex;
align-items: center;
gap: 0.45rem;
}
.task-item {
background: var(--bg0);
border: 1px solid var(--border);
border-radius: var(--r-md);
padding: 0.62rem 0.9rem;
margin-bottom: 0.45rem;
display: flex;
justify-content: space-between;
align-items: center;
gap: 0.7rem;
}
.task-info { flex: 1; font-size: 0.78rem; }
.empty-hint { font-size: 0.72rem; color: var(--text2); padding: 0.25rem 0; font-style: italic; }
.badge {
display: inline-flex;
align-items: center;
padding: 0.14rem 0.52rem;
border-radius: 20px;
font-size: 0.59rem;
font-weight: 600;
letter-spacing: 0.04em;
text-transform: uppercase;
margin-right: 0.35rem;
}
.badge-open { background: var(--accent-light); color: #1E40AF; border: 1px solid var(--accent-border); }
.badge-mc { background: var(--red-light); color: #991B1B; border: 1px solid var(--red-border); }
.badge-gap { background: var(--amber-light); color: #92400E; border: 1px solid var(--amber-border); }
.badge-memory { background: var(--purple-light); color: #5B21B6; border: 1px solid var(--purple-border); }
.badge-connection { background: var(--teal-light); color: #0F766E; border: 1px solid var(--teal-border); }
.template-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; margin-bottom: 0.8rem; }
.template-card {
background: var(--bg1);
border: 1px solid var(--border);
border-radius: var(--r-md);
padding: 0.9rem;
cursor: pointer;
transition: border-color 0.12s, box-shadow 0.12s;
box-shadow: var(--shadow);
}
.template-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.template-card-title { font-size: 0.78rem; font-weight: 600; color: var(--text0); margin-bottom: 0.22rem; }
.template-card-sub { font-size: 0.67rem; color: var(--text2); }
.template-dl { font-size: 0.67rem; color: var(--accent); margin-top: 0.38rem; }
#examPreview { display: none; }
.question-block {
border-left: 3px solid var(--border);
padding: 0.85rem 1rem;
margin-bottom: 0.85rem;
background: var(--bg1);
border-radius: 0 var(--r-md) var(--r-md) 0;
box-shadow: var(--shadow);
}
.question-block.type-open { border-left-color: var(--accent); }
.question-block.type-mc { border-left-color: var(--red); }
.question-block.type-gap { border-left-color: var(--amber); }
.question-block.type-memory { border-left-color: var(--purple); }
.question-block.type-connection { border-left-color: var(--teal); }
.q-meta { display: flex; align-items: center; gap: 0.45rem; margin-bottom: 0.38rem; }
.q-pts {
font-family: 'IBM Plex Mono', monospace;
font-size: 0.68rem;
color: var(--red);
font-weight: 500;
}
.q-text { font-size: 0.85rem; line-height: 1.55; color: var(--text0); margin-bottom: 0.55rem; }
.mc-options { margin-top: 0.35rem; }
.mc-opt {
display: flex;
align-items: center;
gap: 0.45rem;
font-size: 0.78rem;
color: var(--text1);
padding: 0.28rem 0;
border-bottom: 1px solid var(--border);
}
.mc-opt:last-child { border-bottom: none; }
.mc-circle {
width: 15px; height: 15px;
border-radius: 50%;
border: 1.5px solid #CBD5E0;
flex-shrink: 0;
}
.gap-text { font-size: 0.83rem; line-height: 2.1; color: var(--text1); }
.gap-blank {
display: inline-block;
min-width: 80px;
border-bottom: 1.5px solid #94A3B8;
margin: 0 0.2rem;
vertical-align: middle;
}
.memory-section-label {
font-size: 0.63rem;
text-transform: uppercase;
letter-spacing: 0.08em;
color: var(--text2);
margin: 0.6rem 0 0.38rem;
}
.memory-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
gap: 0.45rem;
}
.memory-card {
background: var(--bg2);
border: 1px solid var(--border);
padding: 0.5rem 0.6rem;
border-radius: var(--r-sm);
font-size: 0.75rem;
text-align: center;
color: var(--text1);
min-height: 44px;
display: flex;
align-items: center;
justify-content: center;
}
.memory-card.def-card {
background: var(--purple-light);
border-color: var(--purple-border);
color: #5B21B6;
}
.conn-table { width: 100%; margin-top: 0.5rem; border-collapse: collapse; font-size: 0.78rem; }
.conn-table tr { border-bottom: 1px solid var(--border); }
.conn-table tr:last-child { border-bottom: none; }
.conn-table td { padding: 0.38rem 0.3rem; }
.conn-left { width: 40%; font-weight: 500; color: var(--text0); }
.conn-dots { width: 20%; text-align: center; color: var(--text2); letter-spacing: 0.2em; font-size: 0.62rem; }
.conn-right { width: 40%; color: var(--teal); font-weight: 500; }
.answer-space {
margin-top: 0.5rem;
border: 1px dashed var(--border);
border-radius: var(--r-sm);
min-height: 58px;
background: var(--bg0);
}
.total-bar {
display: flex;
justify-content: space-between;
align-items: center;
padding: 0.75rem 0;
border-top: 1px solid var(--border);
margin-top: 0.4rem;
}
.total-bar span:first-child { font-size: 0.78rem; color: var(--text2); }
.total-bar span:last-child { font-family: 'IBM Plex Mono', monospace; font-size: 1rem; font-weight: 600; color: var(--text0); }
hr { border: none; border-top: 1px solid var(--border); margin: 0.75rem 0; }
.ctrl-select {
background: var(--bg1);
border: 1px solid var(--border);
border-radius: var(--r-sm);
padding: 0.42rem 0.65rem;
color: var(--text0);
font-size: 0.78rem;
font-family: 'IBM Plex Sans', sans-serif;
outline: none;
cursor: pointer;
box-shadow: var(--shadow);
}
.ctrl-select:focus { border-color: var(--border-focus); }
.pts-input {
width: 80px;
background: var(--bg1);
border: 1px solid var(--border);
border-radius: var(--r-sm);
padding: 0.42rem 0.65rem;
color: var(--text0);
font-size: 0.82rem;
font-family: 'IBM Plex Mono', monospace;
outline: none;
box-shadow: var(--shadow);
}
.pts-input:focus { border-color: var(--border-focus); }
</style>
</head>
<body>
<div class="container">
<div class="header">
<div class="header-eyebrow">Bilgin's Laboratory</div>
<h1>Übungsklausur-Generator</h1>
<div class="header-sub">Version 3.0</div>
</div>
<div class="section">
<div class="section-header">
<span class="step-badge">Schritt 01</span>
<h2>CSV-Datei hochladen</h2>
</div>
<p class="hint">
Format: <code>Frage;Punkte;Typ</code> oder mit Daten: <code>Frage;Punkte;Typ;{JSON}</code><br>
Typen: <code>open</code> · <code>mc</code> · <code>gap</code> · <code>memory</code> · <code>connection</code>
</p>
<div class="controls">
<input type="file" id="csvFile" accept=".csv" style="font-size:0.78rem; color:var(--text1); background:var(--bg1); border:1px solid var(--border); padding:0.4rem 0.6rem; border-radius:var(--r-sm); flex:1; min-width:0; box-shadow:var(--shadow)">
<button class="btn btn-primary" id="loadCsvBtn">Laden</button>
</div>
<div id="csvStatus" class="status"></div>
</div>
<div class="section">
<div class="section-header">
<span class="step-badge">Vorlagen</span>
<h2>CSV-Beispielvorlagen herunterladen</h2>
</div>
<div class="template-grid">
<div class="template-card" id="dlTemplateTech">
<div class="template-card-title">Stoff- & Energieumsetzung</div>
<div class="template-card-sub">Alle 5 Aufgabentypen · 8 Fragen</div>
<div class="template-dl">↓ CSV herunterladen</div>
</div>
<div class="template-card" id="dlTemplateSafety">
<div class="template-card-title">Sicherheit im Technikunterricht</div>
<div class="template-card-sub">Alle 5 Aufgabentypen · 8 Fragen</div>
<div class="template-dl">↓ CSV herunterladen</div>
</div>
</div>
<p class="hint">
Tipp: JSON-Daten für Sondertypen in Spalte 4 — z.B. memory: <code>{"pairs":[{"term":"Begriff","definition":"Erklärung"}]}</code>
</p>
</div>
<div class="section">
<div class="section-header">
<span class="step-badge">Schritt 02</span>
<h2>Aufgaben manuell erstellen</h2>
</div>
<div class="controls" style="margin-bottom:1rem">
<select class="ctrl-select" id="taskTypeSelect">
<option value="open">Offene Frage</option>
<option value="mc">Multiple Choice</option>
<option value="gap">Lückentext</option>
<option value="memory">Memory / Paare</option>
<option value="connection">Verbindungsaufgabe</option>
</select>
<button class="btn" id="addTaskTypeBtn">+ Aufgabe erstellen</button>
</div>
<div id="taskFormsContainer"></div>
<div>
<div style="font-size:0.68rem; color:var(--text2); margin-bottom:0.45rem; text-transform:uppercase; letter-spacing:0.06em;">Erstellte Aufgaben</div>
<div id="taskList"><div class="empty-hint">Noch keine eigenen Aufgaben erstellt.</div></div>
</div>
</div>
<div class="section">
<div class="section-header">
<span class="step-badge">Schritt 03</span>
<h2>Übungsklausur generieren</h2>
</div>
<div class="controls" style="margin-bottom:0.6rem">
<label style="font-size:0.78rem; color:var(--text1); white-space:nowrap">Gesamtpunktzahl:</label>
<input type="number" class="pts-input" id="targetPoints" value="25" min="1">
<button class="btn btn-primary" id="generateExamBtn" disabled>Klausur generieren</button>
</div>
<div id="genStatus" class="status"></div>
</div>
<div class="section" id="examPreview">
<div class="section-header">
<span class="step-badge">Vorschau</span>
<h2>Klausurvorschau</h2>
</div>
<div id="examContent"></div>
<div class="total-bar">
<span>Gesamtpunktzahl</span>
<span id="totalPointsDisplay">0</span>
</div>
<div class="controls" style="margin-top:1rem">
<button class="btn btn-success" id="exportPdfBtn">Als PDF exportieren</button>
<button class="btn" id="regenerateBtn">Neu generieren</button>
</div>
</div>
</div>
<script>
let questionsFromCsv=[];
let taskTemplates=[];
let currentExam=[];
const TL={open:'Offene Frage',mc:'Multiple Choice',gap:'Lückentext',memory:'Memory',connection:'Verbindung'};
function showStatus(el,msg,type){el.textContent=msg;el.className='status '+type;}
function updateGenerateButton(){document.getElementById('generateExamBtn').disabled=(questionsFromCsv.length+taskTemplates.length)===0;}
function parseCsv(txt){
const lines=txt.split(/\r?\n/);const result=[];
for(let i=0;i<lines.length;i++){
const line=lines[i].trim();if(!line)continue;
const parts=line.split(';');if(parts.length<2)continue;
const question=parts[0].trim();const points=parseInt(parts[1]);
if(!question||isNaN(points)||points<=0)continue;
const type=(parts[2]||'open').trim();
let data=null;
if(parts[3]){try{data=JSON.parse(parts.slice(3).join(';'));}catch(e){}}
result.push({question,points,type,data});
}
return result;
}
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const file=document.getElementById('csvFile').files[0];
const st=document.getElementById('csvStatus');
if(!file){showStatus(st,'Bitte eine CSV-Datei auswählen.','error');return;}
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reader.onload=(e)=>{
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if(txt.charCodeAt(0)===0xFEFF)txt=txt.slice(1);
const loaded=parseCsv(txt);
if(!loaded.length){showStatus(st,'Keine gültigen Fragen gefunden.','error');return;}
questionsFromCsv=loaded;
const types={};
loaded.forEach(q=>{types[q.type]=(types[q.type]||0)+1;});
const summary=Object.entries(types).map(([t,n])=>`${n}× ${TL[t]||t}`).join(' · ');
showStatus(st,`${loaded.length} Fragen geladen — ${summary}`,'success');
updateGenerateButton();
};
reader.readAsText(file,'UTF-8');
};
function renderTaskList(){
const c=document.getElementById('taskList');c.innerHTML='';
if(!taskTemplates.length){c.innerHTML='<div class="empty-hint">Noch keine eigenen Aufgaben erstellt.</div>';return;}
taskTemplates.forEach((t,idx)=>{
const div=document.createElement('div');div.className='task-item';
div.innerHTML=`<div class="task-info"><span class="badge badge-${t.type}">${TL[t.type]}</span>${t.question.substring(0,72)}${t.question.length>72?'…':''}<br><span style="font-size:0.68rem;color:var(--text2);margin-top:0.1rem;display:block">${t.points} Punkte</span></div><button class="btn-danger" data-idx="${idx}">Löschen</button>`;
c.appendChild(div);
div.querySelector('.btn-danger').addEventListener('click',()=>{
if(confirm('Aufgabe löschen?')){taskTemplates.splice(idx,1);renderTaskList();updateGenerateButton();}
});
});
}
document.getElementById('addTaskTypeBtn').onclick=()=>addTaskForm(document.getElementById('taskTypeSelect').value);
function addTaskForm(type){
const id='tf_'+Date.now();
const container=document.getElementById('taskFormsContainer');
const div=document.createElement('div');div.className='task-form';div.id=id;
let extra='';
if(type==='mc'){
extra=`<div class="form-group"><label>Antwortoptionen</label><div id="${id}_opts"><div class="row"><input placeholder="Option A"><button class="btn-danger" onclick="this.parentNode.remove()">✖</button></div><div class="row"><input placeholder="Option B"><button class="btn-danger" onclick="this.parentNode.remove()">✖</button></div></div><button class="btn" id="${id}_addOpt" style="margin-top:0.35rem;font-size:0.7rem">+ Option</button></div><div class="form-group"><label>Korrekte Option (Index ab 0)</label><input type="number" id="${id}_correct" min="0" value="0" style="width:100px"></div>`;
}else if(type==='gap'){
extra=`<div class="form-group"><label>Text mit [Lücke] markiert</label><textarea id="${id}_gapText" rows="3" placeholder="Das Wasser siedet bei [Lücke] Grad."></textarea></div><div class="form-group"><label>Antworten (kommagetrennt, Reihenfolge der Lücken)</label><input id="${id}_gapAns" placeholder="100"></div>`;
}else if(type==='memory'){
extra=`<div class="form-group"><label>Paare (Begriff ↔ Definition)</label><div id="${id}_pairs"><div class="row"><input placeholder="Begriff"><input placeholder="Definition"><button class="btn-danger" onclick="this.parentNode.remove()">✖</button></div></div><button class="btn" id="${id}_addPair" style="margin-top:0.35rem;font-size:0.7rem">+ Paar hinzufügen</button></div>`;
}else if(type==='connection'){
extra=`<div class="form-group"><label>Verbindungspaare (links ↔ rechts)</label><div id="${id}_conns"><div class="row"><input placeholder="Linker Begriff"><input placeholder="Rechter Begriff"><button class="btn-danger" onclick="this.parentNode.remove()">✖</button></div></div><button class="btn" id="${id}_addConn" style="margin-top:0.35rem;font-size:0.7rem">+ Verbindung</button></div>`;
}
div.innerHTML=`<h3><span class="badge badge-${type}">${TL[type]}</span> Aufgabe erstellen</h3><div class="form-group"><label>Aufgabenstellung / Frage</label><textarea id="${id}_q" rows="2" placeholder="z.B. Erklären Sie …"></textarea></div><div class="form-group"><label>Punkte</label><input type="number" id="${id}_pts" min="1" value="2" style="width:100px"></div>${extra}<div class="controls" style="margin-top:0.9rem"><button class="btn btn-primary" id="${id}_save">Speichern</button><button class="btn" id="${id}_cancel">Abbrechen</button></div>`;
container.appendChild(div);
if(type==='mc')document.getElementById(`${id}_addOpt`).onclick=()=>{const d=document.createElement('div');d.className='row';d.innerHTML=`<input placeholder="Option"><button class="btn-danger" onclick="this.parentNode.remove()">✖</button>`;document.getElementById(`${id}_opts`).appendChild(d);};
if(type==='memory')document.getElementById(`${id}_addPair`).onclick=()=>{const d=document.createElement('div');d.className='row';d.innerHTML=`<input placeholder="Begriff"><input placeholder="Definition"><button class="btn-danger" onclick="this.parentNode.remove()">✖</button>`;document.getElementById(`${id}_pairs`).appendChild(d);};
if(type==='connection')document.getElementById(`${id}_addConn`).onclick=()=>{const d=document.createElement('div');d.className='row';d.innerHTML=`<input placeholder="Linker Begriff"><input placeholder="Rechter Begriff"><button class="btn-danger" onclick="this.parentNode.remove()">✖</button>`;document.getElementById(`${id}_conns`).appendChild(d);};
document.getElementById(`${id}_save`).onclick=()=>{
const question=document.getElementById(`${id}_q`).value.trim();
const points=parseInt(document.getElementById(`${id}_pts`).value);
if(!question||isNaN(points)||points<=0){alert('Bitte Frage und gültige Punkte eingeben.');return;}
let data=null;
if(type==='mc'){const opts=[...document.querySelectorAll(`#${id}_opts input`)].map(i=>i.value.trim()).filter(Boolean);if(opts.length<2){alert('Mindestens 2 Optionen.');return;}const correct=parseInt(document.getElementById(`${id}_correct`).value);data={options:opts,correct};}
else if(type==='gap'){const text=document.getElementById(`${id}_gapText`).value.trim();const answers=document.getElementById(`${id}_gapAns`).value.split(',').map(s=>s.trim());const gaps=(text.match(/\[Lücke\]/g)||[]).length;if(gaps!==answers.length){alert(`${gaps} Lücken, aber ${answers.length} Antworten.`);return;}data={text,answers};}
else if(type==='memory'){const pairs=[...document.querySelectorAll(`#${id}_pairs .row`)].map(r=>{const ins=r.querySelectorAll('input');return{term:ins[0]?.value.trim(),definition:ins[1]?.value.trim()};}).filter(p=>p.term&&p.definition);if(pairs.length<2){alert('Mindestens 2 Paare.');return;}data={pairs};}
else if(type==='connection'){const connections=[...document.querySelectorAll(`#${id}_conns .row`)].map(r=>{const ins=r.querySelectorAll('input');return{left:ins[0]?.value.trim(),right:ins[1]?.value.trim()};}).filter(c=>c.left&&c.right);if(connections.length<2){alert('Mindestens 2 Verbindungen.');return;}data={connections};}
taskTemplates.push({question,points,type,data});renderTaskList();div.remove();updateGenerateButton();
};
document.getElementById(`${id}_cancel`).onclick=()=>div.remove();
}
function selectQuestions(all,target){
for(let a=0;a<300;a++){
const s=[...all].sort(()=>Math.random()-0.5);const sel=[];let sum=0;
for(const q of s){if(sum+q.points<=target){sel.push(q);sum+=q.points;}if(sum===target)return sel;}
}
return[];
}
function renderPreview(exam,target){
let html='';
exam.forEach((q,idx)=>{
html+=`<div class="question-block type-${q.type}"><div class="q-meta"><span class="q-pts">${q.points} Punkt${q.points!==1?'e':''}</span><span class="badge badge-${q.type}">${TL[q.type]}</span></div><div class="q-text"><strong>Aufgabe ${idx+1}.</strong> ${q.question}</div>`;
if(q.type==='mc'&&q.data?.options){
html+='<div class="mc-options">';
q.data.options.forEach((opt,oi)=>{html+=`<div class="mc-opt"><span class="mc-circle"></span>${String.fromCharCode(65+oi)}) ${opt}</div>`;});
html+='</div>';
}else if(q.type==='gap'&&q.data?.text){
const gapped=q.data.text.replace(/\[Lücke\]/g,`<span class="gap-blank"> </span>`);
html+=`<div class="gap-text">${gapped}</div>`;
}else if(q.type==='memory'&&q.data?.pairs){
const terms=q.data.pairs.map(p=>p.term);
html+=`<div class="memory-section-label">Begriffe — tragen Sie die passende Definition in das leere Feld ein</div><div class="memory-grid">`;
terms.forEach(t=>{html+=`<div class="memory-card">${t}</div>`;});
html+=`</div><div class="memory-section-label">Ihre Antworten</div><div class="memory-grid">`;
terms.forEach(()=>{html+=`<div class="memory-card" style="min-height:52px;background:var(--bg0);border:1.5px dashed var(--border);"> </div>`;});
html+=`</div>`;
}else if(q.type==='connection'&&q.data?.connections){
const lefts=q.data.connections.map(c=>c.left);
html+=`<table class="conn-table">`;
lefts.forEach((l)=>{html+=`<tr><td class="conn-left">${l}</td><td class="conn-dots">· · · · ·</td><td class="conn-right" style="color:var(--text2);font-weight:400;min-width:120px;border-bottom:1px solid #CBD5E0"> </td></tr>`;});
html+=`</table>`;
}else if(q.type==='open'){
html+=`<div class="answer-space"></div>`;
}
html+=`</div>`;
});
document.getElementById('examContent').innerHTML=html;
document.getElementById('totalPointsDisplay').textContent=target;
document.getElementById('examPreview').style.display='block';
}
document.getElementById('generateExamBtn').onclick=generate;
document.getElementById('regenerateBtn').onclick=()=>{
const target=parseInt(document.getElementById('targetPoints').value);
const all=[...questionsFromCsv,...taskTemplates];
const exam=selectQuestions(all,target);
if(!exam.length){showStatus(document.getElementById('genStatus'),`Keine Kombination für ${target} Punkte.`,'error');return;}
currentExam=exam;renderPreview(exam,target);
};
function generate(){
const target=parseInt(document.getElementById('targetPoints').value);
const st=document.getElementById('genStatus');
if(isNaN(target)||target<=0){showStatus(st,'Bitte gültige Punktzahl eingeben.','error');return;}
const all=[...questionsFromCsv,...taskTemplates];
if(!all.length){showStatus(st,'Keine Fragen verfügbar.','error');return;}
const exam=selectQuestions(all,target);
if(!exam.length){showStatus(st,`Keine exakte Kombination für ${target} Punkte. Zielwert anpassen oder mehr Fragen hinzufügen.`,'error');return;}
currentExam=exam;renderPreview(exam,target);
const types={};exam.forEach(q=>{types[q.type]=(types[q.type]||0)+1;});
const summary=Object.entries(types).map(([t,n])=>`${n}× ${TL[t]||t}`).join(' · ');
showStatus(st,`${exam.length} Aufgaben (${target} Pkt) — ${summary}`,'success');
}
document.getElementById('exportPdfBtn').onclick=()=>{
if(!window.jspdf||!currentExam.length){alert('Keine Klausur zum Exportieren.');return;}
const{jsPDF}=window.jspdf;const doc=new jsPDF();
doc.setFont('helvetica');
doc.setFontSize(16);doc.setFont('helvetica','bold');
doc.text('Übungsklausur',105,18,{align:'center'});
doc.setFontSize(9);doc.setFont('helvetica','normal');doc.setTextColor(120,120,120);
doc.text('Allgemeine Technologie: Stoff- und Energieumsetzende Systeme',105,25,{align:'center'});
doc.setTextColor(0,0,0);
let y=35;
currentExam.forEach((q,idx)=>{
if(y>270){doc.addPage();y=20;}
doc.setFontSize(11);doc.setFont('helvetica','bold');
const head=`Aufgabe ${idx+1} (${q.points} Punkt${q.points!==1?'e':''}): ${q.question}`;
const headLines=doc.splitTextToSize(head,170);
if(y+headLines.length*6>280){doc.addPage();y=20;}
doc.text(headLines,20,y);y+=headLines.length*6+3;
doc.setFont('helvetica','normal');doc.setFontSize(10);
if(q.type==='mc'&&q.data?.options){
q.data.options.forEach((opt,oi)=>{const t=` [ ] ${String.fromCharCode(65+oi)}) ${opt}`;const l=doc.splitTextToSize(t,160);if(y+l.length*5>280){doc.addPage();y=20;}doc.text(l,22,y);y+=l.length*5+2;});
}else if(q.type==='gap'&&q.data?.text){
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doc.setTextColor(100,100,100);doc.text('Begriffe den Definitionen zuordnen:',22,y);y+=6;doc.setTextColor(0,0,0);
const terms=q.data.pairs.map(p=>p.term);
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const l=doc.splitTextToSize(` ${t}`,85);
if(y+8>280){doc.addPage();y=20;}
doc.text(l,22,y);
doc.setDrawColor(180,180,180);doc.line(100,y+1,188,y+1);
y+=8;
});
}else if(q.type==='connection'&&q.data?.connections){
doc.setTextColor(100,100,100);doc.text('Verbindungen herstellen (rechte Spalte ausfüllen):',22,y);y+=6;doc.setTextColor(0,0,0);
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lefts.forEach(l=>{
const lines=doc.splitTextToSize(` ${l}`,85);
if(y+8>280){doc.addPage();y=20;}
doc.text(lines,22,y);
doc.setDrawColor(180,180,180);doc.line(100,y+1,188,y+1);
y+=8;
});
}else if(q.type==='open'){
doc.setDrawColor(180,180,180);
for(let i=0;i<3;i++){if(y+8>280){doc.addPage();y=20;}doc.line(22,y+6,190,y+6);y+=9;}
}
y+=6;
});
if(y+12>280){doc.addPage();y=20;}
doc.setFont('helvetica','bold');doc.setFontSize(11);
const total=currentExam.reduce((s,q)=>s+q.points,0);
doc.text(`Gesamtpunktzahl: ${total}`,190,y,{align:'right'});
doc.save('uebungsklausur.pdf');
};
function downloadCsv(rows,filename){
const blob=new Blob(['\uFEFF'+rows.join('\n')],{type:'text/csv;charset=utf-8;'});
const url=URL.createObjectURL(blob);const a=document.createElement('a');
a.href=url;a.download=filename;document.body.appendChild(a);a.click();document.body.removeChild(a);URL.revokeObjectURL(url);
}
document.getElementById('dlTemplateTech').onclick=()=>{
downloadCsv([
'Was sind energieumsetzende Systeme? Nennen Sie zwei Beispiele.;2;open',
'Erläutern Sie den Energieerhaltungssatz und geben Sie ein Alltagsbeispiel.;3;open',
'Ein Kraftwerk benötigt 4000 J und erzeugt 1000 J. Berechnen Sie den Wirkungsgrad.;2;open',
'Was beschreibt den Wirkungsgrad am besten?;2;mc;{"options":["Verhältnis Nutzenergie zu Eingangsenergie","Gesamtenergiemenge","Verlustleistung","Wärmeabgabe"],"correct":0}',
'Ein Verbrennungsmotor wandelt [Lücke] in [Lücke] um.;2;gap;{"text":"Ein Verbrennungsmotor wandelt [Lücke] in [Lücke] um.","answers":["chemische Energie","mechanische Arbeit"]}',
'Welche Reaktortypen gibt es?;2;mc;{"options":["Druckwasser-, Siedewasser- und Schneller Brüter","Nur Druckwasser","Nur Siedewasser","Gas- und Ölreaktor"],"correct":0}',
'Ordnen Sie Energieträger-Begriffe ihren Definitionen zu.;3;memory;{"pairs":[{"term":"Primärenergie","definition":"Direkt in der Natur vorkommend (Kohle, Wind)"},{"term":"Sekundärenergie","definition":"Umgewandelte Energie (Strom, Benzin)"},{"term":"Endenergie","definition":"Beim Verbraucher ankommende Energie"}]}',
'Ordnen Sie Energietechnologien ihren Umwandlungen zu.;4;connection;{"connections":[{"left":"Fotovoltaik","right":"Solarenergie → Strom"},{"left":"Windkraftanlage","right":"Bewegungsenergie → Strom"},{"left":"Pumpspeicherkraftwerk","right":"Lageenergie → Strom"},{"left":"Biogasanlage","right":"Chemische Energie → Gas"}]}'
],'AT_Energie_Vorlage.csv');
};
document.getElementById('dlTemplateSafety').onclick=()=>{
downloadCsv([
'Nennen Sie drei Grundsätze der Gefahrenvermeidung.;3;open',
'Erläutern Sie den Unterschied zwischen Gefahr und Gefährdung.;2;open',
'Welche Schutzmaßnahme ist primär für elektrische Anlagen vorgesehen?;2;mc;{"options":["FI-Schutzschalter","Schutzleiter","Isolierung","Berührungsschutz"],"correct":0}',
'Ab welchem Schalldruckpegel muss Gehörschutz getragen werden?;2;mc;{"options":["75 dB","85 dB","95 dB","65 dB"],"correct":1}',
'Die fünf Sicherheitsregeln: [Lücke], [Lücke], Spannungsfreiheit feststellen, Erden und Kurzschließen, Abdecken.;3;gap;{"text":"Die fünf Sicherheitsregeln: [Lücke], [Lücke], Spannungsfreiheit feststellen, Erden und Kurzschließen, Abdecken.","answers":["Freischalten","Gegen Wiedereinschalten sichern"]}',
'Welche Wirkungen hat Lärm auf den Menschen?;2;open',
'Ordnen Sie Schutzklassen ihren Merkmalen zu.;3;memory;{"pairs":[{"term":"Schutzklasse I","definition":"Schutzleiter vorhanden"},{"term":"Schutzklasse II","definition":"Schutzisolierung, kein Schutzleiter"},{"term":"Schutzklasse III","definition":"Schutzkleinspannung ≤ 50V"}]}',
'Verbinden Sie Gefahrstoffaufnahmen mit ihrer Beschreibung.;3;connection;{"connections":[{"left":"Inhalation","right":"Aufnahme über Atemwege"},{"left":"Dermal","right":"Aufnahme über Haut"},{"left":"Oral","right":"Aufnahme über Mund"}]}'
],'Sicherheit_Technikunterricht_Vorlage.csv');
};
updateGenerateButton();renderTaskList();
</script>
</body>
</html>