{{define "storage_init"}}
{{template "layout_start" .}}

<div class="page-header">
    <div style="display:flex;align-items:center;gap:.5rem">
        <a href="/storage" class="btn btn-sm btn-outline">{{T "storage_init.vissza"}}</a>
        <h2>{{T "storage_init.uj_meghajto_inicializalasa"}}</h2>
    </div>
</div>

<div class="settings-card">
    <h3>{{T "storage_init.1_meghajto_kivalasztasa"}}</h3>
    <p class="settings-card-desc">{{T "storage_init.valassza_ki_a_formazando_felhasznaloi"}}</p>
    <div id="disk-error" class="alert alert-error" style="display:none;margin-bottom:1rem"></div>
    <div id="disk-list">{{T "storage_init.betoltes"}}</div>
</div>

<div class="settings-card" id="cfg-card" style="display:none">
    <h3>{{T "storage_init.2_konfiguracio"}}</h3>
    <form id="init-form" onsubmit="return submitInit(event)">
        <div class="form-group">
            <label>{{T "storage_init.kivalasztott_eszkoz"}}</label>
            <span class="settings-value mono" id="sel-device">—</span>
        </div>
        <div class="form-group">
            <label for="mount-name">{{T "storage_init.csatlakoztatasi_nev"}} <span class="required">*</span></label>
            <div style="display:flex;align-items:center;gap:.25rem">
                <span class="mono" style="opacity:.6">/mnt/</span>
                <input type="text" id="mount-name" class="form-control" placeholder="hdd_1"
                       pattern="[a-zA-Z0-9_-]+" required style="max-width:180px">
            </div>
            <span class="form-hint">{{T "storage_init.a_meghajto_a_mnt_nev"}}</span>
        </div>
        <div class="form-group">
            <label for="fstype">{{T "storage_init.fajlrendszer"}}</label>
            <select id="fstype" class="form-control" style="max-width:180px">
                <option value="ext4" selected>ext4</option>
                <option value="xfs">xfs</option>
            </select>
        </div>
        <div class="form-group">
            <label for="storage-label">{{T "storage_init.megnevezes"}}</label>
            <input type="text" id="storage-label" class="form-control" placeholder="{{T "storage_init.kulso_hdd_1tb"}}" maxlength="50">
        </div>
        <label class="toggle" style="margin-bottom:1.25rem">
            <input type="checkbox" id="set-default" checked>
            <span class="toggle-label">{{T "storage_init.beallitas_alapertelmezett_adattarolokent"}}</span>
        </label>
        <div class="alert alert-warning" id="warn-databearing" style="display:none;margin-bottom:1rem">
            <svg class="ico ico-sm"><use href="#i-triangle-alert"/></svg> {{T "storage_init.a_kivalasztott_meghajto_adatot_tartalmaz"}}
        </div>
        <div class="form-actions" style="gap:.75rem">
            <button type="submit" class="btn btn-danger-outline" id="init-btn">{{T "storage_init.inicializalas_inditasa"}}</button>
            <a href="/settings" class="btn btn-outline">{{T "storage_init.megsem"}}</a>
        </div>
        <div id="init-result" style="margin-top:1rem"></div>
    </form>
</div>

<script>
var selDevice = "", selDataBearing = false;
function esc(s){ return String(s==null?'':s).replace(/[&<>"]/g,function(c){return {'&':'&amp;','<':'&lt;','>':'&gt;','"':'&quot;'}[c];}); }

function dataBadge(d){
  return d.data_bearing
    ? '<span class="badge badge-error">{{T "storage_init.adatot_tartalmaz_a_formazas_torli"}}</span>'
    : '<span class="badge badge-ok">{{T "storage_init.ures_formazhato"}}</span>';
}
function fmtSize(b){
  if(!b) return '';
  var g=b/1073741824;
  return g>=1 ? g.toFixed(g>=10?0:1)+' GB' : Math.round(b/1048576)+' MB';
}

async function loadDisks(){
  try{
    // Impl-2b: the raw-device scan (agent GET /disks/candidates via the controller proxy). The agent's
    // unclaimed-disk filter already excludes OS/enrolled/claimed disks (fail-safe), so we trust the list
    // as-is — no client-side filtering. `initialize` = every unclaimed disk (blank or data-bearing).
    var r = await fetch('/api/disks/candidates'); var j = await r.json();
    if(!j.ok){ throw new Error(j.error||'{{T "storage_init.hiba"}}'); }
    var cands = (j.data&&j.data.initialize)||[];
    if(cands.length===0){ document.getElementById('disk-list').innerHTML='<p class="form-hint">{{T "storage_init.nincs_elerheto_meghajto_az_inicializalas"}}</p>'; return; }
    var html='<div class="drive-list">';
    cands.forEach(function(d,i){
      var title = d.model ? esc(d.model) : esc(d.device);
      var parts = [esc(d.device)];
      if(d.size_bytes) parts.push(fmtSize(d.size_bytes));
      if(d.fstype) parts.push('{{T "storage_init.jelenlegi"}} '+esc(d.fstype));
      var sub = parts.join(' · ');
      html+='<label class="drive-card role-user-data is-selectable" id="dc-'+i+'">'
        +'<div class="drive-card-top"><div class="drive-select"><input type="radio" name="disk" value="'+esc(d.device)+'" data-db="'+(d.data_bearing?'1':'0')+'" data-i="'+i+'" onchange="pickDisk(this)">'
        +'<div class="drive-id"><span class="drive-name">'+title+'</span><span class="drive-sub">'+sub+'</span></div></div>'
        +'<div class="drive-badges">'+dataBadge(d)+'</div></div></label>';
    });
    html+='</div>';
    document.getElementById('disk-list').innerHTML=html;
  }catch(e){ var el=document.getElementById('disk-error'); el.style.display='block'; el.textContent='{{T "storage_init.meghajtok_betoltese_sikertelen"}} '+e.message; }
}

function pickDisk(radio){
  selDevice=radio.value; selDataBearing=radio.getAttribute('data-db')==='1';
  document.getElementById('sel-device').textContent=selDevice;
  document.getElementById('warn-databearing').style.display=selDataBearing?'block':'none';
  document.querySelectorAll('.drive-card').forEach(function(c){c.classList.remove('is-picked');});
  var card=document.getElementById('dc-'+radio.getAttribute('data-i')); if(card) card.classList.add('is-picked');
  document.getElementById('cfg-card').style.display='block';
  document.getElementById('cfg-card').scrollIntoView({behavior:'smooth'});
}

// postInit STARTS the detached init job (F6). confirmed/durableId carry the customer's wipe
// confirmation (user-data). The chain (format → mount → register) now runs server-side off the
// request context and is followed via pollInitStatus — a closed tab no longer aborts it.
async function postInit(confirmed, durableId){
  var body={device:selDevice, fstype:document.getElementById('fstype').value,
    mount_name:document.getElementById('mount-name').value, label:document.getElementById('storage-label').value,
    set_default:document.getElementById('set-default').checked, confirmed:!!confirmed, durable_id:durableId||""};
  var r=await fetch('/api/storage/init',{method:'POST',headers:Object.assign({'Content-Type':'application/json'},csrfHeaders()),body:JSON.stringify(body)});
  return {status:r.status, j:await r.json()};
}

// stepper renders the 3-step progress (Formázás → Csatolás → Regisztrálás) for the running phase.
function stepper(phase){
  var steps=['{{T "storage_init.formazas"}}','{{T "storage_init.csatolas"}}','{{T "storage_init.regisztralas"}}'];
  var order={formatting:0,mounting:1,registering:2};
  var cur=order[phase]!=null?order[phase]:0;
  var rows=steps.map(function(lbl,i){
    var state=i<cur?'{{T "storage_init.kesz"}}':(i===cur?'{{T "storage_init.folyamatban"}}':'{{T "storage_init.var"}}');
    var style=i<cur?'color:var(--accent-ok,#3a9a4a)':(i===cur?'font-weight:600':'opacity:.5');
    return '<div style="'+style+'">'+(i+1)+'. '+esc(lbl)+' — '+state+'</div>';
  });
  return '<div class="init-steps" style="display:flex;flex-direction:column;gap:.25rem">'+rows.join('')+'</div>';
}

function sleep(ms){ return new Promise(function(r){ setTimeout(r,ms); }); }

// pollInitStatus follows the detached job to a terminal state (F6): 3-step progress while running,
// the confirm/refuse verdicts, or success/failure.
async function pollInitStatus(out, btn){
  for(;;){
    await sleep(1000);
    var r; try{ r=await fetch('/api/storage/init/status'); }catch(e){ continue; }
    var j; try{ j=await r.json(); }catch(e){ continue; }
    if(!j.ok){ out.innerHTML='<div class="alert alert-error">{{T "storage_init.az_allapot_lekerdezese_sikertelen"}}</div>'; btn.disabled=false; return; }
    var d=j.data||{}; var ph=d.phase;
    if(ph==='formatting'||ph==='mounting'||ph==='registering'){ out.innerHTML=stepper(ph); continue; }
    if(ph==='idle'){ continue; } // slot not yet populated
    if(ph==='needs_confirmation'){ renderConfirm(d.durable_id, out, btn); return; }
    if(ph==='refused'){
      out.innerHTML='<div class="alert alert-warning">{{T "storage_init.operatori_alairas_szukseges_ez_a"}}'
        +(d.opsign?('<pre class="mono" style="white-space:pre-wrap;background:var(--bg-0);padding:.75rem;border-radius:6px;margin-top:.5rem">'+esc(d.opsign)+'</pre>'):'')+'</div>';
      btn.disabled=false; return;
    }
    if(ph==='done'){ finishInit(d.where, out); return; }
    if(ph==='failed'){ out.innerHTML='<div class="alert alert-error">{{T "storage_init.hiba_2"}} '+esc(d.error||'')+'</div>'; btn.disabled=false; return; }
  }
}

async function submitInit(ev){
  ev.preventDefault();
  var btn=document.getElementById('init-btn'); var out=document.getElementById('init-result');
  btn.disabled=true; out.innerHTML=stepper('formatting');
  try{
    var res=await postInit(false, "");
    if(res.status===409){ out.innerHTML='<div class="alert alert-warning">'+esc((res.j&&res.j.error)||'{{T "storage_init.mar_folyamatban_van_egy_inicializalas"}}')+'</div>'; btn.disabled=false; return false; }
    if(!res.j.ok){ out.innerHTML='<div class="alert alert-error">{{T "storage_init.hiba_2"}} '+esc(res.j.error||'')+'</div>'; btn.disabled=false; return false; }
    await pollInitStatus(out, btn);
  }catch(e){ out.innerHTML='<div class="alert alert-error">{{T "storage_init.hiba_2"}} '+esc(e.message)+'</div>'; btn.disabled=false; }
  return false;
}

function renderConfirm(durableId, out, btn){
  var name=document.getElementById('mount-name').value;
  out.innerHTML='<div class="alert alert-warning">{{T "storage_init.a_meghajto_adatot_tartalmaz_a"}}</div>'
    +'<div class="confirm-input"><label>{{T "storage_init.megerositeshez_irja_be_a_csatlakoztatasi"}} <strong class="mono">'+esc(name)+'</strong></label>'
    +'<input type="text" id="init-confirm-type" class="form-control" autocomplete="off" oninput="document.getElementById(\'init-confirm-go\').disabled=(this.value!==\''+esc(name)+'\')"></div>'
    +'<div class="form-actions" style="gap:.6rem;margin-top:.75rem"><button id="init-confirm-go" class="btn btn-danger-outline" disabled>{{T "storage_init.torles_es_inicializalas_megerositese"}}</button></div>'
    +'<div id="init-confirm-result" style="margin-top:.6rem"></div>';
  document.getElementById('init-confirm-go').onclick=async function(){
    var cr=document.getElementById('init-confirm-result'); cr.innerHTML='<p class="form-hint">{{T "storage_init.torles_es_inicializalas_inditasa"}}</p>';
    try{
      var res2=await postInit(true, durableId);
      if(res2.status===409){ cr.innerHTML='<div class="alert alert-warning">'+esc((res2.j&&res2.j.error)||'')+'</div>'; return; }
      if(!res2.j.ok){ cr.innerHTML='<div class="alert alert-error">{{T "storage_init.hiba_2"}} '+esc(res2.j.error||'')+'</div>'; return; }
      out.innerHTML=stepper('formatting');
      await pollInitStatus(out, btn);
    }catch(e){ cr.innerHTML='<div class="alert alert-error">{{T "storage_init.hiba_2"}} '+esc(e.message)+'</div>'; }
  };
}

function finishInit(where, out){
  out.innerHTML='<div class="alert alert-success">{{T "storage_init.a_meghajto_sikeresen_inicializalva_es"}} <strong class="mono">'+esc(where)+'</strong>{{T "storage_init.vissza_a_tarhelyhez"}}</div>';
}
loadDisks();
</script>

{{template "layout_end" .}}
{{end}}