{% extends "shared/frontend/base.html" %}
{% block title %}Migreringscenter - BMC Hub{% endblock %}
{% block content %}
<style>
  .mc-shell { --mc-navy:#14243a; --mc-blue:#2563eb; --mc-bg:#f4f7fb; color:#172033; }
  .mc-hero { background:linear-gradient(120deg,#14243a,#203e65); color:white; border-radius:18px; padding:24px; }
  .mc-stat { border:0; border-radius:14px; box-shadow:0 5px 20px rgba(20,36,58,.07); }
  .mc-label { font-size:.72rem; text-transform:uppercase; letter-spacing:.07em; color:#728099; font-weight:700; }
  .mc-number { font-size:1.65rem; font-weight:750; }
  .mc-table-wrap { border-radius:14px; overflow:hidden; box-shadow:0 5px 20px rgba(20,36,58,.07); background:var(--theme-surface, white); }
  .mc-table th { white-space:nowrap; font-size:.76rem; text-transform:uppercase; color:var(--theme-text, #6b778c); background:var(--theme-surface-soft, #f8fafc); }
  .mc-table td { vertical-align:middle; }
  .mc-product { max-width:300px; }
  .mc-badge { border-radius:999px; padding:.34rem .6rem; font-size:.72rem; font-weight:700; display:inline-block; }
  .mc-green { background:var(--theme-success-bg, #dcfce7); color:var(--theme-success-text, #166534); } .mc-yellow { background:var(--theme-warning-bg, #fef3c7); color:var(--theme-warning-text, #92400e); }
  .mc-red { background:var(--theme-danger-bg, #fee2e2); color:var(--theme-danger-text, #991b1b); } .mc-gray { background:var(--theme-surface-soft, #e5e7eb); color:var(--theme-text, #374151); }
  .mc-blue { background:var(--theme-primary-bg, #dbeafe); color:var(--theme-primary-text, #1e40af); }
  .mc-queue { border-left:4px solid var(--mc-blue); }
  .mc-source-card { background:var(--theme-surface-soft, #f8fafc); border:1px solid #e5eaf1; border-radius:12px; padding:16px; }
  .mc-explanation { margin:0; padding-left:1.1rem; color:#56647a; font-size:.88rem; }
  .mc-actions .btn { margin:2px; }
  @media(max-width:768px){ .mc-hero{padding:18px}.mc-product{max-width:180px}.mc-actions{min-width:170px} }
</style>
<div class="container-fluid py-4 mc-shell">
  <section class="mc-hero mb-4">
    <div class="d-flex flex-wrap justify-content-between align-items-start gap-3">
      <div>
        <div class="text-uppercase small opacity-75 fw-semibold mb-1">Manuel kontrol og overførsel</div>
        <h1 class="h3 mb-2">Migreringscenter</h1>
        <p class="mb-0 opacity-75">Abonnementer fra CRM og fakturalinjer fra Faktura-fejl-finder. Intet oprettes automatisk.</p>
      </div>
      <div class="d-flex flex-wrap gap-2">
        <select id="sessionSelect" class="form-select" style="min-width:230px" aria-label="Kontrolsession"></select>
        <button class="btn btn-light" onclick="createSession()"><i class="bi bi-plus-circle me-1"></i>Ny session</button>
        <button class="btn btn-outline-light" onclick="importCrm('vtiger')">Hent Vtiger</button>
        <button class="btn btn-outline-light" onclick="importCrm('simply')">Hent Simply</button>
        <button class="btn btn-warning" onclick="loadEconomic13Months()">Indlæs 13 mdr. fakturaer</button>
        <button class="btn btn-outline-light" onclick="rematchAll()">Match alle igen</button>
        <a id="exportLink" class="btn btn-outline-light" href="#"><i class="bi bi-download me-1"></i>CSV</a>
      </div>
    </div>
    <div id="snapshotWarning" class="alert alert-warning mt-3 mb-0 d-none"></div>
  </section>

  <div id="emptyState" class="card border-0 shadow-sm d-none">
    <div class="card-body text-center py-5">
      <i class="bi bi-inboxes fs-1 text-muted"></i>
      <h2 class="h5 mt-3">Ingen kontrolsession endnu</h2>
      <p class="text-muted">Opret en session for at fastlåse seneste e-conomic-grundlag fra Faktura-fejl-finder.</p>
      <button class="btn btn-primary" onclick="createSession()">Opret kontrolsession</button>
    </div>
  </div>

  <div id="workspace" class="d-none">
    <div class="row g-3 mb-4" id="stats"></div>

    <ul class="nav nav-pills mb-3 gap-1" id="mcTabs">
      <li class="nav-item"><button class="nav-link active" data-view="all">Dashboard</button></li>
      <li class="nav-item"><button class="nav-link" data-view="queue">Arbejdsbakke</button></li>
      <li class="nav-item"><button class="nav-link" data-view="subscription">Abonnementer</button></li>
      <li class="nav-item"><button class="nav-link" data-view="invoice_line">Fakturaer</button></li>
      <li class="nav-item"><button class="nav-link" data-view="invoice_history">13 mdr. historik</button></li>
      <li class="nav-item"><button class="nav-link" data-view="subscription_candidates">Mulige abonnementer</button></li>
      <li class="nav-item"><button class="nav-link" data-view="deviations">Afvigelser</button></li>
      <li class="nav-item"><button class="nav-link" data-view="locked">Låste</button></li>
      <li class="nav-item"><button class="nav-link" data-view="audit">Log / historik</button></li>
      <li class="nav-item"><button class="nav-link" data-view="case_import"><i class="bi bi-arrow-left-right me-1"></i>Overfør VTiger-sag</button></li>
      <li class="nav-item"><button class="nav-link" data-view="hub_export"><i class="bi bi-box-arrow-up-right me-1"></i>Overfør Hub-sag til VTiger</button></li>
    </ul>

    <section id="queuePanel" class="card mc-stat mc-queue mb-4 d-none">
      <div class="card-body" id="queueContent"></div>
    </section>

    <section id="listPanel">
      <div class="card mc-stat mb-3">
        <div class="card-body">
          <div class="row g-2">
            <div class="col-12 col-lg-3"><input id="searchInput" class="form-control" placeholder="Søg produkt, faktura eller kilde-id"></div>
            <div class="col-12 col-lg-3"><select id="companyFilter" class="form-select"><option value="">Alle virksomheder</option></select></div>
            <div class="col-6 col-lg-2"><select id="sourceFilter" class="form-select"><option value="">Alle kilder</option><option value="vtiger">Vtiger</option><option value="simply">Simply CRM</option><option value="economic">e-conomic</option></select></div>
            <div class="col-6 col-lg-1"><select id="statusFilter" class="form-select"><option value="">Status</option><option value="no_match">Intet match</option><option value="manual_review">Manuel kontrol</option><option value="source_changed">Kilde ændret</option><option value="match_found">Match fundet</option></select></div>
            <div class="col-6 col-lg-1"><select id="lockFilter" class="form-select"><option value="">Lås</option><option value="unlocked">Ulåst</option><option value="locking_pending">Låser</option><option value="lock_failed">Låsefejl</option><option value="locked">Låst</option></select></div>
            <div class="col-12 col-lg-2"><button class="btn btn-primary w-100" onclick="loadItems(1)">Filtrér</button></div>
          </div>
        </div>
      </div>
      <div class="mc-table-wrap">
        <div class="table-responsive">
          <table class="table table-hover mc-table mb-0">
            <thead><tr><th>Dato</th><th>Kunde</th><th>Kilde</th><th>Produkt</th><th>Beløb</th><th>Match</th><th>Workflow</th><th>Hub-ID</th><th>Handling</th></tr></thead>
            <tbody id="itemsBody"></tbody>
          </table>
        </div>
        <div class="d-flex justify-content-between align-items-center p-3 border-top">
          <small class="text-muted" id="pageInfo"></small>
          <div class="btn-group"><button class="btn btn-sm btn-outline-secondary" id="prevPage">Forrige</button><button class="btn btn-sm btn-outline-secondary" id="nextPage">Næste</button></div>
        </div>
      </div>
    </section>

    <section id="auditPanel" class="mc-table-wrap d-none">
      <div class="table-responsive"><table class="table mc-table mb-0"><thead><tr><th>Tidspunkt</th><th>Bruger</th><th>Handling</th><th>Type</th><th>Reference</th><th>Resultat</th></tr></thead><tbody id="auditBody"></tbody></table></div>
    </section>
    <section id="historyPanel" class="mc-table-wrap d-none">
      <div class="p-3 border-bottom d-flex flex-wrap justify-content-between gap-3 align-items-end"><div><h2 class="h5 mb-1" id="historyTitle">Fakturahistorik</h2><p class="text-muted mb-0">Grupperet på kunde og vare for de seneste 13 måneder. Forslag opretter aldrig noget automatisk.</p></div><div style="min-width:300px"><label class="form-label mc-label">Filtrér på virksomhed</label><select id="historyCompanyFilter" class="form-select" onchange="loadInvoiceHistory(view==='subscription_candidates')"><option value="">Alle virksomheder</option></select></div></div>
      <div class="table-responsive"><table class="table table-hover mc-table mb-0"><thead><tr><th>Kunde</th><th>Vare</th><th>Fakturaer</th><th>Måneder</th><th>Periode</th><th>Beløb</th><th>Frekvens</th><th>Hub-match</th><th>Handling</th></tr></thead><tbody id="historyBody"></tbody></table></div>
    </section>
    <section id="caseImportPanel" class="card mc-stat d-none">
      <div class="card-body p-4 p-lg-5">
        <div class="row g-4 align-items-start">
          <div class="col-12 col-xl-5">
            <div class="mc-label mb-2">Enkeltvis, kontrolleret overførsel</div>
            <h2 class="h4">Overfør vTiger-sag</h2>
            <p class="text-muted">Indtast sagsnummeret fra vTiger, fx <strong>CC12345</strong>. Først vises en forhåndsvisning; intet ændres, før du bekræfter overførslen.</p>
            <label class="form-label fw-semibold" for="vtigerTicketNumber">vTiger-sagsnummer</label>
            <div class="input-group input-group-lg">
              <input id="vtigerTicketNumber" class="form-control" maxlength="80" placeholder="CC12345" autocomplete="off">
              <button id="vtigerPreviewButton" class="btn btn-primary" type="button" onclick="previewVtigerCase()"><i class="bi bi-search me-1"></i>Find sag</button>
            </div>
            <div class="form-text">Sagen skal allerede være knyttet til en kunde, som findes og er linket i Hub.</div>
            <div id="vtigerImportAlert" class="alert d-none mt-3 mb-0" role="status" aria-live="polite"></div>
          </div>
          <div class="col-12 col-xl-7">
            <div id="vtigerPreviewEmpty" class="mc-source-card h-100 d-flex align-items-center justify-content-center text-center text-muted py-5">Sagens kunde, status og registrerede tid vises her, inden du overfører.</div>
            <div id="vtigerPreviewCard" class="mc-source-card d-none">
              <div class="d-flex flex-wrap justify-content-between gap-2 align-items-start">
                <div><div class="mc-label">Forhåndsvisning</div><h3 class="h5 mb-1" id="vtigerPreviewTitle"></h3><div class="text-muted" id="vtigerPreviewMeta"></div></div>
                <div id="vtigerPreviewState"></div>
              </div>
              <p class="mt-3 mb-3" id="vtigerPreviewDescription"></p>
              <div class="row g-2 mb-3">
                <div class="col-6 col-md-3"><div class="mc-label">Kunde</div><div class="fw-semibold" id="vtigerPreviewCustomer"></div></div>
                <div class="col-6 col-md-3"><div class="mc-label">Kontakt</div><div class="fw-semibold" id="vtigerPreviewContact"></div></div>
                <div class="col-6 col-md-3"><div class="mc-label">Tidsregistreringer</div><div class="fw-semibold" id="vtigerPreviewTimes"></div></div>
                <div class="col-6 col-md-3"><div class="mc-label">Prioritet</div><div class="fw-semibold" id="vtigerPreviewPriority"></div></div>
              </div>
              <div class="alert alert-info py-2 mb-3 small">Overførslen opretter Hub-sagen og knytter tidsregistreringerne. vTiger-sagen markeres først som “Hubbet”, når Hub-overførslen er gemt. Kommentarer vises kun som antal og kopieres ikke, da vTiger ikke fortæller sikkert, om de er interne.</div>
              <button id="vtigerImportButton" class="btn btn-success" type="button" onclick="importVtigerCase()"><i class="bi bi-check2-circle me-1"></i>Overfør sag til Hub</button>
            </div>
          </div>
        </div>
      </div>
    </section>
    <section id="hubExportPanel" class="card mc-stat d-none">
      <div class="card-body p-4 p-lg-5">
        <div class="row g-4 align-items-start">
          <div class="col-12 col-xl-4">
            <div class="mc-label mb-2">Hub → VTiger</div>
            <h2 class="h4">Overfør Hub-sag til VTiger</h2>
            <p class="text-muted">Sagen og godkendte Hub-timer overføres efter forhåndsvisning. VTiger forbliver stedet, hvor faktureringen håndteres.</p>
            <label class="form-label fw-semibold" for="hubExportSagId">Hub-sagsnummer</label>
            <div class="input-group input-group-lg">
              <span class="input-group-text">#</span><input id="hubExportSagId" class="form-control" type="number" min="1" step="1" placeholder="173">
              <button id="hubExportPreviewButton" class="btn btn-primary" type="button" onclick="previewHubCaseExport()"><i class="bi bi-search me-1"></i>Find sag</button>
            </div>
            <div class="form-text">Kunden og en VTiger-linket primær kontakt skal være knyttet til sagen.</div>
            <div id="hubExportAlert" class="alert d-none mt-3 mb-0" role="status" aria-live="polite"></div>
          </div>
          <div class="col-12 col-xl-8">
            <div id="hubExportPreviewEmpty" class="mc-source-card h-100 d-flex align-items-center justify-content-center text-center text-muted py-5">Sagsfelter og godkendte tidsregistreringer vises her, inden du overfører.</div>
            <div id="hubExportPreviewCard" class="mc-source-card d-none">
              <div class="d-flex flex-wrap justify-content-between gap-2 align-items-start">
                <div><div class="mc-label">Forhåndsvisning</div><h3 class="h5 mb-1" id="hubExportTitle"></h3><div class="text-muted" id="hubExportMeta"></div></div>
                <div id="hubExportState"></div>
              </div>
              <p class="mt-3 mb-3" id="hubExportDescription"></p>
              <div class="row g-2 mb-3">
                <div class="col-6 col-md-3"><div class="mc-label">Kunde</div><div class="fw-semibold" id="hubExportCustomer"></div></div>
                <div class="col-6 col-md-3"><div class="mc-label">Kontakt</div><div class="fw-semibold" id="hubExportContact"></div></div>
                <div class="col-6 col-md-3"><div class="mc-label">VTiger-status</div><div class="fw-semibold" id="hubExportStatus"></div></div>
                <div class="col-6 col-md-3"><div class="mc-label">Prioritet</div><div class="fw-semibold" id="hubExportPriority"></div></div>
              </div>
              <div class="d-flex justify-content-between align-items-center mb-2"><strong>Tider til VTiger</strong><span class="small text-muted" id="hubExportTimesSummary"></span></div>
              <div class="table-responsive mb-3"><table class="table table-sm align-middle"><thead><tr><th>Dato</th><th>Tekniker</th><th>Beskrivelse</th><th class="text-end">Timer</th><th>Fakturerbar</th></tr></thead><tbody id="hubExportTimesBody"></tbody></table></div>
              <div id="hubExportBlockers" class="alert alert-warning d-none py-2 small"></div>
              <div class="alert alert-info py-2 mb-3 small">Kun godkendte, ikke fakturerede Hub-timer overføres. Timer markeret som faktura-afregning oprettes fakturerbare i VTiger; øvrige timer oprettes ikke-fakturerbare. Eksisterende VTiger-timer og faktureringsflag ændres ikke.</div>
              <button id="hubExportButton" class="btn btn-success" type="button" onclick="exportHubCaseToVtiger()"><i class="bi bi-check2-circle me-1"></i>Overfør sag til VTiger</button>
            </div>
          </div>
        </div>
      </div>
    </section>
  </div>
</div>

<div class="modal fade" id="actionModal" tabindex="-1" aria-hidden="true">
  <div class="modal-dialog modal-lg modal-dialog-scrollable"><div class="modal-content">
    <div class="modal-header"><h2 class="modal-title h5" id="modalTitle">Post</h2><button class="btn-close" data-bs-dismiss="modal"></button></div>
    <div class="modal-body" id="modalBody"></div>
    <div class="modal-footer" id="modalFooter"><button class="btn btn-secondary" data-bs-dismiss="modal">Luk</button></div>
  </div></div>
</div>

<script>
const API='/api/v1/migration-center';
let sessions=[], sessionId=null, page=1, total=0, view='all', currentItem=null, pendingPreflight=null;
let vtigerPreview=null;
let hubExportPreviewData=null;
const modal=()=>bootstrap.Modal.getOrCreateInstance(document.getElementById('actionModal'));
const esc=v=>String(v??'').replace(/[&<>"']/g,c=>({'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;',"'":'&#039;'}[c]));
async function api(path, options={}){
  const res=await fetch(API+path,{headers:{'Content-Type':'application/json',...(options.headers||{})},...options});
  if(!res.ok){let d={};try{d=await res.json()}catch{};throw new Error(typeof d.detail==='object'?(d.detail.message||JSON.stringify(d.detail)):(d.detail||`HTTP ${res.status}`))}
  return res.headers.get('content-type')?.includes('json')?res.json():res.text();
}
function setVtigerImportAlert(message, type='info'){
 const el=document.getElementById('vtigerImportAlert');el.className=`alert alert-${type} mt-3 mb-0`;el.textContent=message;
}
async function previewVtigerCase(){
 const input=document.getElementById('vtigerTicketNumber'),button=document.getElementById('vtigerPreviewButton'),number=input.value.trim().toUpperCase();
 if(!/^CC[0-9]{1,12}$/.test(number)){setVtigerImportAlert('Indtast sagsnummer i formatet CC12345.','warning');input.focus();return}
 button.disabled=true;button.innerHTML='<span class="spinner-border spinner-border-sm me-1"></span>Henter…';vtigerPreview=null;
 document.getElementById('vtigerPreviewCard').classList.add('d-none');document.getElementById('vtigerPreviewEmpty').classList.remove('d-none');
 try{
  const d=await api('/vtiger-cases/preview',{method:'POST',body:JSON.stringify({ticket_number:number})});vtigerPreview=d;
  document.getElementById('vtigerPreviewEmpty').classList.add('d-none');document.getElementById('vtigerPreviewCard').classList.remove('d-none');
  document.getElementById('vtigerPreviewTitle').textContent=d.title;document.getElementById('vtigerPreviewMeta').textContent=`${d.ticket_number} · ${d.status}`;
  document.getElementById('vtigerPreviewDescription').textContent=d.description||'Ingen beskrivelse';document.getElementById('vtigerPreviewCustomer').textContent=d.customer?.name||'—';
  document.getElementById('vtigerPreviewContact').textContent=d.contact?[d.contact.first_name,d.contact.last_name].filter(Boolean).join(' ')||'—':'—';
  document.getElementById('vtigerPreviewTimes').textContent=`${d.time_entries} · ${Number(d.time_hours).toFixed(2)} timer`;document.getElementById('vtigerPreviewPriority').textContent=d.priority;
  document.getElementById('vtigerPreviewState').innerHTML=d.already_imported?`<span class="mc-badge mc-green">Allerede overført · Hub-sag #${esc(d.hub_sag_id)}</span>`:`<span class="mc-badge mc-blue">Klar til gennemgang</span>`;
  const importButton=document.getElementById('vtigerImportButton');importButton.disabled=d.already_imported&&d.vtiger_marked;importButton.innerHTML=d.already_imported?(d.vtiger_marked?'Allerede overført og markeret':'Prøv VTiger-markering igen'):'Overfør sag til Hub';
  setVtigerImportAlert(d.comments_available_not_imported?`${d.comments_available_not_imported} vTiger-kommentarer kopieres ikke, fordi deres synlighedstype ikke kan fastslås sikkert.`:'Forhåndsvisning klar. Ingen data er ændret.','info');
 }catch(e){setVtigerImportAlert(e.message,'danger')}
 finally{button.disabled=false;button.innerHTML='<i class="bi bi-search me-1"></i>Find sag'}
}
async function importVtigerCase(){
 if(!vtigerPreview)return;const button=document.getElementById('vtigerImportButton');
 const promptText=vtigerPreview.already_imported?'Forsøg at markere den eksisterende Hub-sag som Hubbet i vTiger?':'Overfør '+vtigerPreview.ticket_number+' til Hub med de viste tidsregistreringer og markér derefter vTiger-sagen som Hubbet?';
 if(!window.confirm(promptText))return;
 button.disabled=true;button.innerHTML='<span class="spinner-border spinner-border-sm me-1"></span>Overfører…';
 try{
  const d=await api('/vtiger-cases/import',{method:'POST',body:JSON.stringify({ticket_number:vtigerPreview.ticket_number})});
  if(d.warning){await previewVtigerCase();setVtigerImportAlert(`${d.warning} Du kan trykke “Prøv VTiger-markering igen”; Hub-sagen bliver ikke oprettet på ny.`,'warning')}
  else{await previewVtigerCase();setVtigerImportAlert(d.imported?`Sagen er overført til Hub som sag #${d.hub_sag_id}; ${d.time_entries} tidsregistreringer blev tilknyttet. vTiger er markeret Hubbet.`:`Hub-sag #${d.hub_sag_id} var allerede oprettet. vTiger er nu markeret Hubbet.`,'success')}
 }catch(e){setVtigerImportAlert(e.message,'danger')}
 finally{button.disabled=Boolean(vtigerPreview?.already_imported&&vtigerPreview?.vtiger_marked);if(!button.disabled)button.innerHTML=vtigerPreview?.already_imported?'Prøv VTiger-markering igen':'<i class="bi bi-check2-circle me-1"></i>Overfør sag til Hub'}
}
function setHubExportAlert(message,type='info'){
 const el=document.getElementById('hubExportAlert');el.className=`alert alert-${type} mt-3 mb-0`;el.textContent=message;
}
async function previewHubCaseExport(){
 const input=document.getElementById('hubExportSagId'),button=document.getElementById('hubExportPreviewButton'),sagId=Number(input.value);
 if(!Number.isInteger(sagId)||sagId<1){setHubExportAlert('Indtast et gyldigt Hub-sagsnummer.','warning');input.focus();return}
 button.disabled=true;button.innerHTML='<span class="spinner-border spinner-border-sm me-1"></span>Henter…';hubExportPreviewData=null;
 document.getElementById('hubExportPreviewCard').classList.add('d-none');document.getElementById('hubExportPreviewEmpty').classList.remove('d-none');
 try{
  const d=await api('/hub-cases/preview',{method:'POST',body:JSON.stringify({sag_id:sagId})});hubExportPreviewData=d;
  document.getElementById('hubExportPreviewEmpty').classList.add('d-none');document.getElementById('hubExportPreviewCard').classList.remove('d-none');
  document.getElementById('hubExportTitle').textContent=d.title;document.getElementById('hubExportMeta').textContent=`Hub sag #${d.sag_id} · ${d.status||'—'} · VTiger: ${d.vtiger_case_id?d.ticket_number||d.vtiger_case_id:'ny sag'}`;
  document.getElementById('hubExportDescription').textContent=d.description||'Ingen beskrivelse';document.getElementById('hubExportCustomer').textContent=d.customer_name||'—';document.getElementById('hubExportContact').textContent=d.contact_name||'—';document.getElementById('hubExportStatus').textContent=d.vtiger_status||'—';document.getElementById('hubExportPriority').textContent=d.vtiger_priority||'—';
  document.getElementById('hubExportTimesSummary').textContent=`${d.time_entries} godkendte · ${Number(d.time_hours).toFixed(2)} timer${d.pending_time_count?` · ${d.pending_time_count} ikke-godkendte udeladt`:''}`;
  document.getElementById('hubExportTimesBody').innerHTML=d.time_rows.length?d.time_rows.map(t=>`<tr><td>${esc(t.date||'—')}</td><td>${esc(t.technician)}</td><td>${esc(t.description||'Ingen beskrivelse')}</td><td class="text-end">${Number(t.hours).toFixed(2)}</td><td>${t.billable?'Ja':'Nej'}</td></tr>`).join(''):'<tr><td colspan="5" class="text-muted">Ingen nye, godkendte Hub-timer at overføre.</td></tr>';
  const blockers=document.getElementById('hubExportBlockers');blockers.classList.toggle('d-none',!d.blockers.length);blockers.textContent=d.blockers.join(' ');
  const buttonEl=document.getElementById('hubExportButton');buttonEl.disabled=d.blockers.length>0||d.already_exported&&d.time_entries===0;buttonEl.innerHTML=d.already_exported?(d.time_entries?'Fortsæt overførsel af manglende timer':'Allerede overført'):'<i class="bi bi-check2-circle me-1"></i>Overfør sag til VTiger';
  setHubExportAlert(d.blockers.length?'Ret punkterne ovenfor før overførslen.':d.already_exported?'Sagen findes allerede i VTiger. Kun eventuelle manglende timer kan fortsættes.':'Forhåndsvisning klar. Ingen data er ændret.','info');
 }catch(e){setHubExportAlert(e.message,'danger')}
 finally{button.disabled=false;button.innerHTML='<i class="bi bi-search me-1"></i>Find sag'}
}
async function exportHubCaseToVtiger(){
 const d=hubExportPreviewData;if(!d)return;
 if(!window.confirm(`Overfør Hub-sag #${d.sag_id} og ${d.time_entries} godkendte tidsregistreringer til VTiger? Fakturering fortsætter i VTiger.`))return;
 const button=document.getElementById('hubExportButton');button.disabled=true;button.innerHTML='<span class="spinner-border spinner-border-sm me-1"></span>Overfører…';
 try{
  const result=await api('/hub-cases/export',{method:'POST',body:JSON.stringify({sag_id:d.sag_id,source_hash:d.source_hash})});
  await previewHubCaseExport();
  setHubExportAlert(result.warning?`Sagen er ${result.created_case?'oprettet':'allerede linket'} i VTiger, men nogle timer mangler: ${result.warning} Du kan fortsætte uden at oprette sagen igen.`:`Sagen er ${result.created_case?'oprettet':'allerede linket'} i VTiger${result.ticket_number?` som ${result.ticket_number}`:''}; ${result.created_time_entries} tidsregistreringer overført.` ,result.warning?'warning':'success');
 }catch(e){setHubExportAlert(e.message,'danger')}
 finally{if(hubExportPreviewData)button.disabled=Boolean(hubExportPreviewData.blockers.length)||hubExportPreviewData.time_entries===0;button.innerHTML='Overfør sag til VTiger'}
}
function badge(value){
  const green=['created_in_hub','linked_to_existing','verified','approved','locked','match_found'];
  const red=['conflict','source_changed','lock_failed','no_match','rejected'];
  const gray=['locked'];
  return `<span class="mc-badge ${gray.includes(value)?'mc-gray':green.includes(value)?'mc-green':red.includes(value)?'mc-red':'mc-yellow'}">${esc((value||'-').replaceAll('_',' '))}</span>`;
}
async function init(){
  sessions=await api('/sessions');
  const select=document.getElementById('sessionSelect');
  select.innerHTML=sessions.map(s=>`<option value="${s.id}">${esc(s.name)} · ${s.treated_count}/${s.item_count}</option>`).join('');
  const remembered=Number(localStorage.getItem('migrationCenterSession'));
  sessionId=(sessions.find(s=>s.id===remembered)||sessions[0])?.id||null;
  if(!sessionId){
   document.getElementById('workspace').classList.remove('d-none');document.getElementById('stats').classList.add('d-none');
   document.querySelectorAll('#mcTabs .nav-link').forEach(btn=>{if(!['case_import','hub_export'].includes(btn.dataset.view))btn.closest('.nav-item').classList.add('d-none')});
   document.querySelector('#sessionSelect').closest('.d-flex').classList.add('d-none');
   document.querySelector('[data-view="case_import"]').click();return
  }
  select.value=sessionId; select.onchange=()=>{sessionId=Number(select.value);localStorage.setItem('migrationCenterSession',sessionId);refresh()};
  document.getElementById('workspace').classList.remove('d-none');
  await refresh();
}
async function createSession(){
  const name=prompt('Navn på kontrolsession',`Migrering ${new Date().toLocaleDateString('da-DK',{month:'long',year:'numeric'})}`);
  if(!name)return;
  try{const s=await api('/sessions',{method:'POST',body:JSON.stringify({name})});localStorage.setItem('migrationCenterSession',s.id);location.reload()}catch(e){alert(e.message)}
}
async function importCrm(source){
 if(!sessionId)return alert('Opret en session først');
 if(!confirm(`Hent et nyt ${source} snapshot ind i denne kontrolsession? Ændrede poster kræver ny kontrol.`))return;
 try{const d=await api(`/sessions/${sessionId}/crm-import?source=${source}`,{method:'POST'});alert(`${d.records} poster hentet · ${d.created} nye · ${d.changed} ændrede`);await refresh()}catch(e){alert(e.message)}
}
async function loadEconomic13Months(){
 if(!sessionId)return alert('Opret en session først');
 if(!confirm('Indlæs de seneste 13 måneders allerede importerede fakturaer fra Faktura-fejl-finder?'))return;
 try{const d=await api(`/sessions/${sessionId}/economic-snapshot`,{method:'POST'});alert(`${d.created} fakturalinjer indlæst · ${d.customers_mapped} kundematches`);await refresh()}catch(e){alert(e.message)}
}
async function rematchAll(){
 if(!sessionId)return;
 try{const d=await api(`/sessions/${sessionId}/rematch`,{method:'POST'});alert(`${d.processed} poster behandlet · ${d.customers_mapped} virksomheder mappet · ${d.matches_found} abonnementmatches`);await refresh()}catch(e){alert(e.message)}
}
async function refresh(){document.getElementById('exportLink').href=`${API}/sessions/${sessionId}/report.csv`;await Promise.all([loadDashboard(),loadCompanyOptions(),loadItems(1)])}
async function loadCompanyOptions(){
 const rows=await api(`/sessions/${sessionId}/company-options`);
 for(const id of ['companyFilter','historyCompanyFilter']){
  const select=document.getElementById(id), selected=select.value;
  select.innerHTML='<option value="">Alle virksomheder</option>'+rows.map(r=>`<option value="${esc(r.customer_name)}">${esc(r.customer_name)} (${r.item_count})</option>`).join('');
  if([...select.options].some(o=>o.value===selected))select.value=selected;
 }
}
async function loadDashboard(){
  const d=await api(`/sessions/${sessionId}/dashboard`), c=d.counts;
  const defs=[['Poster',c.total,'bi-stack'],['Klar',c.ready,'bi-check2-square'],['Oprettet',c.created,'bi-cloud-check'],['Afvigelser',c.conflicts,'bi-exclamation-triangle'],['Ignoreret',c.ignored,'bi-slash-circle'],['Låst',c.locked,'bi-lock']];
  document.getElementById('stats').innerHTML=defs.map(x=>`<div class="col-6 col-lg-2"><div class="card mc-stat h-100"><div class="card-body"><div class="mc-label"><i class="bi ${x[2]} me-1"></i>${x[0]}</div><div class="mc-number">${x[1]||0}</div></div></div></div>`).join('');
  const age=(Date.now()-new Date(d.session.economic_snapshot_at))/86400000;
  const warn=document.getElementById('snapshotWarning');
  if(d.read_only){warn.classList.remove('d-none');warn.textContent='Migreringscenteret er i read-only tilstand. Historik og rapporter er fortsat tilgængelige.'}
  else if(age>d.stale_after_days){warn.classList.remove('d-none');warn.innerHTML=`Fakturagrundlaget er ${Math.floor(age)} dage gammelt. <a href="/invoice-error-finder" class="alert-link">Åbn Faktura-fejl-finder</a> før du opretter en ny session.`}else warn.classList.add('d-none');
}
function query(){
  const p=new URLSearchParams({page, page_size:50});
  const q=document.getElementById('searchInput').value.trim(); if(q)p.set('q',q);
  const source=document.getElementById('sourceFilter').value;if(source)p.set('source_system',source);
  const company=document.getElementById('companyFilter').value;if(company)p.set('company_name',company);
  const status=document.getElementById('statusFilter').value;if(status)p.set('match_status',status);
  const lock=document.getElementById('lockFilter').value;if(lock)p.set('lock_status',lock);
  if(['subscription','invoice_line'].includes(view))p.set('entity_type',view);
  if(view==='deviations')p.set('only_deviations','true');
  if(view==='locked')p.set('lock_status','locked');
  return p;
}
async function loadItems(p=1){
  page=p;
  if(view==='queue'){await loadQueue();return}
  if(view==='audit'){await loadAudit();return}
  if(['invoice_history','subscription_candidates'].includes(view)){await loadInvoiceHistory(view==='subscription_candidates');return}
  const d=await api(`/sessions/${sessionId}/items?${query()}`);total=d.total;
  document.getElementById('itemsBody').innerHTML=d.items.length?d.items.map(rowHtml).join(''):`<tr><td colspan="9" class="text-center text-muted py-5">Ingen poster matcher filtrene</td></tr>`;
  const end=Math.min(page*50,total);document.getElementById('pageInfo').textContent=total?`${(page-1)*50+1}-${end} af ${total}`:'0 poster';
  document.getElementById('prevPage').disabled=page===1;document.getElementById('nextPage').disabled=end>=total;
}
async function loadInvoiceHistory(onlyCandidates){
 const company=document.getElementById('historyCompanyFilter').value;
 const d=await api(`/sessions/${sessionId}/invoice-history?only_subscription_candidates=${onlyCandidates?'true':'false'}${company?`&company_name=${encodeURIComponent(company)}`:''}`);
 document.getElementById('historyTitle').textContent=onlyCandidates?'Mulige manglende abonnementer':'Fakturahistorik · seneste 13 måneder';
 document.getElementById('historyBody').innerHTML=d.groups.length?d.groups.map(g=>`<tr>
  <td><strong>${esc(g.customer_name||'Ukendt')}</strong><br><small class="text-muted">${esc(g.customer_no||'')}</small></td>
  <td><strong>${esc(g.product_name)}</strong><br><small class="text-muted">${esc(g.product_code||'')}</small></td>
  <td>${g.invoice_count}</td><td>${g.invoiced_months} / 13</td><td class="text-nowrap">${esc(g.first_invoice_date)} – ${esc(g.last_invoice_date)}</td>
  <td>${Number(g.min_amount||0).toLocaleString('da-DK',{style:'currency',currency:'DKK'})}${Number(g.max_amount||0)!==Number(g.min_amount||0)?` – ${Number(g.max_amount).toLocaleString('da-DK',{style:'currency',currency:'DKK'})}`:''}</td>
  <td>${badge(g.suggested_frequency)}</td><td>${g.has_hub_subscription?badge('match_found'):badge('no_match')}</td>
  <td>${g.subscription_candidate?`<button class="btn btn-sm btn-primary" onclick="openItem(${g.representative_item_id})">Vurdér / opret abonnement</button>`:'<span class="text-muted">Kontrol</span>'}</td></tr>`).join(''):`<tr><td colspan="9" class="text-center text-muted py-5">Ingen fakturagrupper fundet</td></tr>`;
}
function rowHtml(i){
 const explanations=(i.match_explanation||[]).map(esc).join(' · ');
 return `<tr>
  <td class="text-nowrap">${esc(i.invoice_date||i.period_from||'-')}</td>
  <td><button class="btn btn-link p-0 text-start" onclick="${i.hub_customer_id?`showCustomer(${i.hub_customer_id})`:'void 0'}"><strong>${esc(i.customer_name||'Ukendt')}</strong></button><br><small class="text-muted">${esc(i.customer_no||'')}</small></td>
  <td>${badge(i.source_system)}</td><td class="mc-product"><strong>${esc(i.product_name)}</strong><br><small class="text-muted">${esc(i.product_code||i.invoice_no||'')}</small></td>
  <td class="text-nowrap">${Number(i.amount||0).toLocaleString('da-DK',{style:'currency',currency:'DKK'})}</td>
  <td>${badge(i.match_status)}<br><small class="text-muted" title="${esc(explanations)}">${i.match_confidence!=null?Math.round(i.match_confidence*100)+' %':'-'}</small></td>
  <td>${badge(i.hub_status)} ${badge(i.approval_status)} ${badge(i.lock_status)}</td>
  <td>${i.hub_record_id?`<a href="${i.hub_sag_id?`/sag/${i.hub_sag_id}/v3`:`/subscriptions/${i.hub_record_id}`}">#${i.hub_record_id}</a>`:'-'}</td>
  <td class="mc-actions"><button class="btn btn-sm btn-outline-primary" onclick="openItem(${i.id})">Vis / behandl</button></td></tr>`;
}
function filterCustomer(name){document.getElementById('searchInput').value=name;loadItems(1)}
async function showCustomer(customerId){
 try{
  const d=await api(`/sessions/${sessionId}/customers/${customerId}`);
  document.getElementById('modalTitle').textContent=`Kundeoverblik · ${d.customer.name}`;
  document.getElementById('modalBody').innerHTML=`<div class="row g-3 mb-3"><div class="col-md-4"><div class="mc-source-card"><div class="mc-label">CVR</div>${esc(d.customer.cvr_number||'-')}</div></div><div class="col-md-4"><div class="mc-source-card"><div class="mc-label">Migreringsposter</div>${d.items.length}</div></div><div class="col-md-4"><div class="mc-source-card"><div class="mc-label">Hub-abonnementer</div>${d.hub_subscriptions.length}</div></div></div>
  <h3 class="h6">Afvigelser og behandling</h3><div class="table-responsive"><table class="table table-sm"><thead><tr><th>Kilde</th><th>Produkt</th><th>Match</th><th>Workflow</th></tr></thead><tbody>${d.items.map(i=>`<tr><td>${esc(i.source_system)}</td><td>${esc(i.product_name)}</td><td>${badge(i.match_status)}</td><td>${badge(i.approval_status)} ${badge(i.lock_status)}</td></tr>`).join('')}</tbody></table></div>
  <h3 class="h6 mt-3">Eksisterende poster i Hubben</h3><ul>${d.hub_subscriptions.map(s=>`<li>#${s.id} · ${esc(s.product_name||s.subscription_number)} · ${esc(s.status)}</li>`).join('')||'<li>Ingen</li>'}</ul>`;
  document.getElementById('modalFooter').innerHTML=`<button class="btn btn-secondary" data-bs-dismiss="modal">Luk</button><button class="btn btn-dark" ${d.can_lock_all?'':'disabled'} onclick="lockCustomer(${customerId})">Lås alt for kunde</button>`;
  modal().show();
 }catch(e){alert(e.message)}
}
async function lockCustomer(customerId){if(confirm('Lås alle færdigbehandlede poster for kunden?'))await mutate(`/sessions/${sessionId}/customers/${customerId}/lock`)}
async function loadQueue(after){
  const d=await api(`/sessions/${sessionId}/queue/next${after?`?after_id=${after}`:''}`);
  const panel=document.getElementById('queueContent');
  if(!d.item){panel.innerHTML='<div class="text-center py-4"><i class="bi bi-check-circle text-success fs-2"></i><h3 class="h5 mt-2">Arbejdsbakken er tom</h3></div>';return}
  const i=d.item; currentItem=i;
  panel.innerHTML=`<div class="d-flex justify-content-between align-items-start mb-3"><div><div class="mc-label">Næste manuelle beslutning</div><h2 class="h5 mb-0">${esc(i.customer_name||'Ukendt kunde')}</h2></div>${badge(i.match_status)}</div>
  <div class="row g-3"><div class="col-md-6"><div class="mc-source-card h-100"><div class="mc-label mb-2">Kilde · ${esc(i.source_system)}</div><strong>${esc(i.product_name)}</strong><div>${Number(i.amount||0).toLocaleString('da-DK',{style:'currency',currency:'DKK'})}</div><small>${esc(i.source_record_id)}</small></div></div>
  <div class="col-md-6"><div class="mc-source-card h-100"><div class="mc-label mb-2">Foreslået Hub-match</div><strong>${i.suggested_hub_record_id?'Abonnement #'+i.suggested_hub_record_id:'Intet sikkert match'}</strong><ul class="mc-explanation mt-2">${(i.match_explanation||[]).map(x=>`<li>${esc(x)}</li>`).join('')}</ul></div></div></div>
  <div class="mt-3 d-flex gap-2 flex-wrap"><button class="btn btn-primary" onclick="openItem(${i.id})">Behandl</button><button class="btn btn-outline-secondary" onclick="loadQueue(${i.id})">Spring over</button></div>`;
}
async function loadAudit(){
 const rows=await api(`/sessions/${sessionId}/audit`);
 document.getElementById('auditBody').innerHTML=rows.map(a=>`<tr><td>${new Date(a.performed_at).toLocaleString('da-DK')}</td><td>${esc(a.performed_by||'System')}</td><td>${esc(a.action)}</td><td>${esc(a.entity_type)}</td><td>${esc(a.entity_id||'')}</td><td>${a.success?badge('verified'):badge('conflict')}</td></tr>`).join('');
}
async function openItem(id){
 let context=await api(`/items/${id}/context`).catch(()=>null), i=context?.item;
 if(!i)return alert('Posten kunne ikke hentes');
 currentItem=i;
 document.getElementById('modalTitle').textContent=`${i.customer_name||'Ukendt kunde'} · ${i.product_name}`;
 document.getElementById('modalBody').innerHTML=`<div class="row g-3">
  <div class="col-md-6"><div class="mc-source-card h-100"><div class="mc-label mb-2">Kildedata</div><dl class="row small mb-0"><dt class="col-5">Kilde</dt><dd class="col-7">${esc(i.source_system)}</dd><dt class="col-5">Reference</dt><dd class="col-7 text-break">${esc(i.source_record_id)}</dd><dt class="col-5">Kunde</dt><dd class="col-7">${esc(i.customer_name||'-')}</dd><dt class="col-5">Produkt</dt><dd class="col-7">${esc(i.product_name)}</dd><dt class="col-5">Beløb</dt><dd class="col-7">${Number(i.amount||0).toLocaleString('da-DK',{style:'currency',currency:'DKK'})}</dd></dl></div></div>
  <div class="col-md-6"><div class="mc-source-card h-100"><div class="mc-label mb-2">Matchforklaring</div><ul class="mc-explanation">${(i.match_explanation||[]).map(x=>`<li>${esc(x)}</li>`).join('')}</ul><div class="mt-3">${badge(i.match_status)} ${badge(i.hub_status)} ${badge(i.lock_status)}</div></div></div></div>
  <div class="col-12"><details><summary class="small fw-semibold">Vis alle rå felter fra den valgte kilde</summary><pre class="small bg-dark text-light rounded p-3 mt-2 overflow-auto" style="max-height:280px">${esc(JSON.stringify(i.source_payload||{},null,2))}</pre></details></div>
  <div class="col-12"><hr><div class="d-flex justify-content-between align-items-center mb-2"><h3 class="h5 mb-0">Samlet kundegrundlag</h3><small class="text-muted">e-conomic ${context.counts.economic} · Vtiger ${context.counts.vtiger} · Simply ${context.counts.simply} · Hub ${context.counts.hub_subscriptions}</small></div>
    <ul class="nav nav-tabs" role="tablist">
      <li class="nav-item"><button class="nav-link active" data-bs-toggle="tab" data-bs-target="#ctxEconomic">e-conomic (${context.counts.economic})</button></li>
      <li class="nav-item"><button class="nav-link" data-bs-toggle="tab" data-bs-target="#ctxVtiger">Vtiger (${context.counts.vtiger})</button></li>
      <li class="nav-item"><button class="nav-link" data-bs-toggle="tab" data-bs-target="#ctxSimply">Simply (${context.counts.simply})</button></li>
      <li class="nav-item"><button class="nav-link" data-bs-toggle="tab" data-bs-target="#ctxHub">Hubben (${context.counts.hub_subscriptions})</button></li>
    </ul>
    <div class="tab-content border border-top-0 rounded-bottom p-3">
      <div class="tab-pane fade show active" id="ctxEconomic">${sourceContextTable(context.sources.economic,'Fakturadato / nr.')}</div>
      <div class="tab-pane fade" id="ctxVtiger">${sourceContextTable(context.sources.vtiger,'Start / slut')}</div>
      <div class="tab-pane fade" id="ctxSimply">${sourceContextTable(context.sources.simply,'Start / slut')}</div>
      <div class="tab-pane fade" id="ctxHub">${hubContext(context.hub)}</div>
    </div>
  </div>
  <hr><div class="row g-2"><div class="col-md-4"><label class="form-label">Hub-kunde ID</label><div class="input-group"><input id="hubCustomerId" class="form-control" type="number" value="${i.hub_customer_id||''}"><button class="btn btn-outline-primary" onclick="linkCustomer()">Link</button></div><button class="btn btn-link px-0 btn-sm" onclick="createCustomer()">Opret kunde eksplicit</button></div>
  <div class="col-md-4"><label class="form-label">Hub-sag ID</label><div class="input-group"><input id="hubCaseId" class="form-control" type="number" value="${i.hub_sag_id||''}"><button class="btn btn-outline-primary" onclick="linkCase()">Link</button></div><button class="btn btn-link px-0 btn-sm" onclick="createCase()">Opret sag eksplicit</button></div>
  <div class="col-md-4"><label class="form-label">Eksisterende abonnement ID</label><div class="input-group"><input id="hubSubscriptionId" class="form-control" type="number" value="${i.suggested_hub_record_id||''}"><button class="btn btn-outline-primary" onclick="linkSubscription()">Link</button></div></div></div>
  <div class="mt-3"><label class="form-label">Manuel note</label><textarea id="itemNote" class="form-control" rows="2">${esc(i.manual_note||'')}</textarea><button class="btn btn-sm btn-outline-secondary mt-2" onclick="saveNote()">Gem note</button></div>`;
 const disabled=['locked','locking_pending'].includes(i.lock_status)?'disabled':'';
 document.getElementById('modalFooter').innerHTML=`<button class="btn btn-outline-secondary" data-bs-dismiss="modal">Luk</button><button class="btn btn-outline-warning" ${disabled} onclick="ignoreItem()">Ignorér</button><button class="btn btn-outline-success" ${disabled} onclick="verifyItem()">Markér kontrolleret</button><button class="btn btn-outline-dark" ${disabled} onclick="lockItem()">Lås</button><button class="btn btn-primary" ${disabled} onclick="preflightCreate()">Opret i Hubben</button>`;
 modal().show();
}
function sourceContextTable(rows,dateLabel){
 if(!rows?.length)return '<div class="text-muted py-3">Ingen relevante poster fra denne kilde for kunden.</div>';
 return `<div class="table-responsive" style="max-height:420px"><table class="table table-sm align-middle"><thead class="sticky-top bg-white"><tr><th>${dateLabel}</th><th>Vare</th><th>Beløb</th><th>Status</th><th></th></tr></thead><tbody>${rows.map(r=>`<tr class="${r.id===currentItem.id?'table-primary':''}"><td>${esc(r.invoice_date||r.period_from||'-')}<br><small>${esc(r.invoice_no||r.source_record_id)}</small></td><td><strong>${esc(r.product_name)}</strong><br><small>${esc(r.product_code||'')}</small><details><summary class="small text-muted">Alle kildefelter</summary><pre class="small bg-light p-2 mt-1" style="max-width:520px;max-height:220px;overflow:auto">${esc(JSON.stringify(r.source_payload||{},null,2))}</pre></details></td><td class="text-nowrap">${Number(r.amount||0).toLocaleString('da-DK',{style:'currency',currency:'DKK'})}</td><td>${badge(r.hub_status)}</td><td><button class="btn btn-sm btn-outline-primary" onclick="openItem(${r.id})">Brug som grundlag</button></td></tr>`).join('')}</tbody></table></div>`;
}
function hubContext(hub){
 const customer=hub.customer;
 return `${customer?`<div class="mc-source-card mb-3"><div class="mc-label">Hub-kunde #${customer.id}</div><strong>${esc(customer.name)}</strong><div class="small">CVR ${esc(customer.cvr_number||'-')} · e-conomic ${esc(customer.economic_customer_number||'-')} · Vtiger ${esc(customer.vtiger_id||'-')}</div></div>`:'<div class="alert alert-warning">Kilden er endnu ikke linket til en Hub-kunde.</div>'}
 <h4 class="h6">Eksisterende abonnementer</h4>${hub.subscriptions?.length?`<div class="table-responsive"><table class="table table-sm"><thead><tr><th>ID</th><th>Produkt</th><th>Pris/frekvens</th><th>Status</th><th></th></tr></thead><tbody>${hub.subscriptions.map(s=>`<tr><td>#${s.id}</td><td><strong>${esc(s.product_name||s.subscription_number)}</strong>${(s.lines||[]).map(l=>`<br><small>${esc(l.description)} · ${l.quantity} × ${Number(l.unit_price||0).toLocaleString('da-DK',{style:'currency',currency:'DKK'})}</small>`).join('')}</td><td>${Number(s.price||0).toLocaleString('da-DK',{style:'currency',currency:'DKK'})} / ${esc(s.billing_interval)}</td><td>${badge(s.status)}</td><td><button class="btn btn-sm btn-outline-primary" onclick="document.getElementById('hubSubscriptionId').value=${s.id}">Vælg til link</button></td></tr>`).join('')}</tbody></table></div>`:'<p class="text-muted">Ingen abonnementer i Hubben.</p>'}
 <h4 class="h6 mt-3">Sager</h4><div class="d-flex flex-wrap gap-2">${(hub.cases||[]).map(s=>`<button class="btn btn-sm btn-outline-secondary" onclick="document.getElementById('hubCaseId').value=${s.id}">#${s.id} ${esc(s.titel)}</button>`).join('')||'<span class="text-muted">Ingen sager</span>'}</div>`;
}
async function mutate(path,body){try{await api(path,{method:'POST',body:body?JSON.stringify(body):undefined});modal().hide();await refresh()}catch(e){alert(e.message)}}
async function linkCustomer(){const id=Number(document.getElementById('hubCustomerId').value);if(id)await mutate(`/items/${currentItem.id}/customer-link`,{hub_id:id})}
async function linkCase(){const id=Number(document.getElementById('hubCaseId').value);if(id)await mutate(`/items/${currentItem.id}/case-link`,{hub_id:id})}
async function linkSubscription(){const id=Number(document.getElementById('hubSubscriptionId').value);if(id)await mutate(`/items/${currentItem.id}/hub-link`,{hub_id:id})}
async function createCustomer(){const name=prompt('Kundenavn',currentItem.customer_name||'');if(!name)return;const cvr=prompt('CVR (valgfri)','');if(!confirm(`Opret kunden "${name}" i Hubben?`))return;await mutate(`/items/${currentItem.id}/customers`,{name,cvr_number:cvr||null,customer_no:currentItem.customer_no||null})}
async function createCase(){const title=prompt('Sagens titel',`Migrering · ${currentItem.product_name}`);if(!title||!confirm(`Opret sagen "${title}"?`))return;await mutate(`/items/${currentItem.id}/cases`,{title,description:`Manuelt oprettet fra migreringscenter, kilde ${currentItem.source_record_id}`})}
async function saveNote(){try{await api(`/items/${currentItem.id}/note`,{method:'PUT',body:JSON.stringify({note:document.getElementById('itemNote').value})});alert('Noten er gemt')}catch(e){alert(e.message)}}
async function ignoreItem(){const reason=prompt('Årsag til ignorering');if(reason)await mutate(`/items/${currentItem.id}/ignore`,{reason})}
async function verifyItem(){if(confirm('Markér posten som kontrolleret?'))await mutate(`/items/${currentItem.id}/verify`)}
async function lockItem(){if(confirm('Lås posten endeligt? Den kan ikke låses op i denne version.'))await mutate(`/items/${currentItem.id}/lock`)}
async function preflightCreate(){
 try{
 const p=await api(`/items/${currentItem.id}/preflight`);
 if(!p.ready)return alert(`Oprettelsen kan ikke gennemføres:\n\n${p.blockers.join('\n')}`);
 pendingPreflight=p;
 const v=p.preview, frequencyLabels={daily:'Dagligt',biweekly:'Hver 14. dag',monthly:'Månedligt',quarterly:'Kvartalsvist',yearly:'Årligt'};
 document.getElementById('modalTitle').textContent='Bekræft oprettelse i Hubben';
 document.getElementById('modalBody').innerHTML=`<div class="alert alert-primary"><i class="bi bi-shield-check me-2"></i>Der oprettes kun dette ene kladde-abonnement. Intet andet overføres.</div>
 <div class="mc-source-card"><div class="mc-label mb-3">Data der sendes til Hubben</div><dl class="row mb-0">
  <dt class="col-sm-4">Kunde</dt><dd class="col-sm-8"><strong>${esc(v.customer||'-')}</strong>${v.customer_no?`<br><small class="text-muted">Kundenr. ${esc(v.customer_no)}</small>`:''}</dd>
  <dt class="col-sm-4">Hub-kunde</dt><dd class="col-sm-8">#${esc(v.hub_customer_id)}</dd>
  <dt class="col-sm-4">Hub-sag</dt><dd class="col-sm-8">#${esc(v.hub_sag_id)}</dd>
  <dt class="col-sm-4">Produkt</dt><dd class="col-sm-8"><strong>${esc(v.product)}</strong>${v.product_code?`<br><small class="text-muted">${esc(v.product_code)}</small>`:''}</dd>
  <dt class="col-sm-4">Beløb</dt><dd class="col-sm-8"><strong>${Number(v.amount||0).toLocaleString('da-DK',{style:'currency',currency:'DKK'})}</strong></dd>
  <dt class="col-sm-4">Antal</dt><dd class="col-sm-8">${esc(v.quantity||1)}</dd>
  <dt class="col-sm-4">Fakturering</dt><dd class="col-sm-8">${esc(frequencyLabels[v.frequency]||v.frequency)}</dd>
  <dt class="col-sm-4">Periode</dt><dd class="col-sm-8">${esc(v.start_date||'-')} – ${esc(v.end_date||'løbende')}</dd>
  <dt class="col-sm-4">Kilde</dt><dd class="col-sm-8">${esc(v.source)} · ${esc(v.source_record_id)}</dd>
 </dl></div>
 <p class="small text-muted mt-3 mb-0">Abonnementet oprettes som kladde med én varelinje og skal fortsat kontrolleres og låses separat.</p>`;
 document.getElementById('modalFooter').innerHTML=`<button class="btn btn-outline-secondary" onclick="openItem(${currentItem.id})">Tilbage</button><button class="btn btn-primary" onclick="confirmCreateInHub(this)"><i class="bi bi-check-circle me-1"></i>Bekræft oprettelse</button>`;
 }catch(e){alert(e.message)}
}
async function confirmCreateInHub(button){
 if(!pendingPreflight)return;
 if(button){button.disabled=true;button.innerHTML='<span class="spinner-border spinner-border-sm me-1"></span>Opretter…'}
 try{
  await api(`/items/${currentItem.id}/create-in-hub`,{method:'POST',body:JSON.stringify({preflight_token:pendingPreflight.token,idempotency_key:crypto.randomUUID()})});
  pendingPreflight=null;modal().hide();await refresh();
 }catch(e){if(button)button.disabled=false;alert(e.message)}
}
document.querySelectorAll('#mcTabs .nav-link').forEach(btn=>btn.onclick=async()=>{
 document.querySelectorAll('#mcTabs .nav-link').forEach(x=>x.classList.remove('active'));btn.classList.add('active');view=btn.dataset.view;
 document.getElementById('queuePanel').classList.toggle('d-none',view!=='queue');
  document.getElementById('auditPanel').classList.toggle('d-none',view!=='audit');
 document.getElementById('historyPanel').classList.toggle('d-none',!['invoice_history','subscription_candidates'].includes(view));
 document.getElementById('caseImportPanel').classList.toggle('d-none',view!=='case_import');
 document.getElementById('hubExportPanel').classList.toggle('d-none',view!=='hub_export');
 document.getElementById('listPanel').classList.toggle('d-none',['queue','audit','invoice_history','subscription_candidates','case_import','hub_export'].includes(view));
 if(['case_import','hub_export'].includes(view)){document.getElementById('queuePanel').classList.add('d-none');document.getElementById('auditPanel').classList.add('d-none');document.getElementById('historyPanel').classList.add('d-none');return}
 await loadItems(1);
});
document.getElementById('vtigerTicketNumber').addEventListener('keydown',e=>{if(e.key==='Enter')previewVtigerCase()});
document.getElementById('hubExportSagId').addEventListener('keydown',e=>{if(e.key==='Enter')previewHubCaseExport()});
document.getElementById('prevPage').onclick=()=>loadItems(page-1);document.getElementById('nextPage').onclick=()=>loadItems(page+1);
document.getElementById('searchInput').addEventListener('keydown',e=>{if(e.key==='Enter')loadItems(1)});
init().catch(e=>{document.getElementById('emptyState').classList.remove('d-none');document.getElementById('emptyState').querySelector('.card-body').innerHTML=`<div class="alert alert-danger">${esc(e.message)}</div>`});
</script>
{% endblock %}