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

<div class="page-header">
    <div style="display:flex;align-items:center;gap:.5rem">
        <a href="/settings" class="btn btn-sm btn-outline">← Vissza</a>
        <h2>Új meghajtó inicializálása</h2>
    </div>
</div>

<div class="settings-card" id="wizard-scan">
    <h3>1. Meghajtók keresése</h3>
    <p class="settings-card-desc">Keresse meg a rendszerhez csatlakoztatott, még nem inicializált meghajtókat.</p>

    <button class="btn btn-primary" onclick="scanDisks()" id="scan-btn">🔍 Meghajtók keresése</button>
    <div id="scan-error" class="alert alert-error" style="display:none;margin-top:1rem"></div>

    <div id="scan-result" style="display:none;margin-top:1.5rem">
        <div id="available-disks"></div>
        <div id="system-disks-note" style="display:none;margin-top:1rem"></div>
    </div>
</div>

<div class="settings-card" id="wizard-configure" style="display:none">
    <h3>2. Konfiguráció</h3>
    <p class="settings-card-desc">Adja meg az inicializálás paramétereit.</p>

    <form id="init-form">
        <input type="hidden" id="selected-device" name="device_path">
        <input type="hidden" id="create-partition" name="create_partition" value="true">

        <div class="form-group">
            <label>Kiválasztott eszköz</label>
            <span class="settings-value mono" id="selected-device-display"></span>
        </div>

        <div class="form-group">
            <label for="mount-name">Csatlakoztatási név <span class="required">*</span></label>
            <div class="form-inline">
                <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:160px">
            </div>
            <span class="form-hint">Pl. hdd_1 → a meghajtó a /mnt/hdd_1 útvonalra kerül</span>
        </div>

        <div class="form-group">
            <label for="storage-label">Megnevezés</label>
            <input type="text" id="storage-label" class="form-control" placeholder="Külső HDD 1TB" maxlength="50">
        </div>

        <label class="toggle" style="margin-bottom:1.5rem">
            <input type="checkbox" id="set-default" checked>
            <span class="toggle-label">Beállítás alapértelmezett adattárolóként új telepítéseknél</span>
        </label>

        <div class="alert alert-error" style="margin-bottom:1.5rem">
            <strong>⚠️ FIGYELEM:</strong> A meghajtó <strong>ÖSSZES</strong> adata törlődik!<br>
            Ez a művelet <strong>NEM vonható vissza.</strong>
        </div>

        <div class="form-group">
            <label for="confirm-input">A folytatáshoz írja be: <strong>FORMÁZÁS</strong></label>
            <input type="text" id="confirm-input" class="form-control" placeholder="FORMÁZÁS"
                   autocomplete="off" style="max-width:200px">
        </div>

        <div class="form-actions" style="gap:.75rem">
            <button type="submit" class="btn btn-danger-outline" id="init-btn" disabled>
                Inicializálás indítása
            </button>
            <button type="button" class="btn btn-outline" onclick="resetWizard()">Mégsem</button>
        </div>
        <div id="init-error" class="alert alert-error" style="display:none;margin-top:1rem"></div>
    </form>
</div>

<div class="settings-card" id="wizard-progress" style="display:none">
    <h3>3. Inicializálás folyamatban...</h3>

    <div class="disk-progress-steps" id="progress-steps">
        <div class="disk-step" id="pstep-validating"><span class="disk-step-icon">○</span> Eszköz ellenőrzése</div>
        <div class="disk-step" id="pstep-partitioning"><span class="disk-step-icon">○</span> Partíció létrehozása</div>
        <div class="disk-step" id="pstep-formatting"><span class="disk-step-icon">○</span> Fájlrendszer formázása (ext4)</div>
        <div class="disk-step" id="pstep-mounting"><span class="disk-step-icon">○</span> Csatlakoztatás</div>
        <div class="disk-step" id="pstep-permissions"><span class="disk-step-icon">○</span> Mappák és jogosultságok</div>
        <div class="disk-step" id="pstep-done"><span class="disk-step-icon">○</span> Regisztráció</div>
    </div>

    <div style="margin-top:1.5rem;display:flex;align-items:center;gap:1rem">
        <div class="progress-bar-task" style="flex:1">
            <div class="progress-fill" id="progress-fill" style="width:0%"></div>
        </div>
        <span id="progress-percent" style="font-size:0.9rem;color:var(--text-muted);font-family:'JetBrains Mono',monospace;white-space:nowrap">0%</span>
    </div>

    <div id="progress-msg" class="form-hint" style="margin-top:.75rem"></div>
    <div id="progress-error" class="alert alert-error" style="display:none;margin-top:1rem"></div>
</div>

<div class="settings-card" id="wizard-done" style="display:none">
    <h3>✅ Meghajtó sikeresen inicializálva!</h3>
    <div id="done-info" class="settings-grid" style="margin-top:1rem">
        <div class="settings-row">
            <span class="settings-label">Útvonal</span>
            <span class="settings-value mono" id="done-path"></span>
        </div>
    </div>
    <a href="/settings" class="btn btn-primary" style="margin-top:1.5rem">← Vissza a Beállításokhoz</a>
</div>

<script>
var selectedDevice = null;
var pollTimer = null;

function scanDisks() {
    var btn = document.getElementById('scan-btn');
    var errEl = document.getElementById('scan-error');
    var resultEl = document.getElementById('scan-result');
    btn.textContent = 'Keresés...';
    btn.disabled = true;
    errEl.style.display = 'none';
    resultEl.style.display = 'none';

    fetch('/api/storage/scan', {method:'POST'})
        .then(function(r){ return r.json(); })
        .then(function(data) {
            btn.textContent = '🔍 Meghajtók keresése';
            btn.disabled = false;
            if (!data.ok) {
                errEl.textContent = data.error || 'Ismeretlen hiba';
                errEl.style.display = 'block';
                return;
            }
            renderScanResult(data);
            resultEl.style.display = 'block';
        })
        .catch(function(e) {
            btn.textContent = '🔍 Meghajtók keresése';
            btn.disabled = false;
            errEl.textContent = 'Hálózati hiba: ' + e.message;
            errEl.style.display = 'block';
        });
}

function renderScanResult(data) {
    var availEl = document.getElementById('available-disks');
    var sysEl = document.getElementById('system-disks-note');

    if (!data.available || data.available.length === 0) {
        availEl.innerHTML = '<div class="empty-state" style="padding:1rem">Nem található inicializálható meghajtó.</div>';
    } else {
        var html = '<h4 style="margin-bottom:.75rem">Talált meghajtók (' + data.available.length + '):</h4>';
        data.available.forEach(function(disk) {
            var partInfo = '';
            if (disk.Partitions && disk.Partitions.length > 0) {
                partInfo = disk.Partitions.map(function(p) {
                    return p.Name + (p.FSType ? ' (' + p.FSType + ')' : ' (nincs fájlrendszer)') + (p.MountPoint ? ' → ' + p.MountPoint : '');
                }).join(', ');
            }
            html += '<div class="storage-path-item" style="cursor:pointer;border:2px solid transparent" ' +
                'onclick="selectDisk(this, \'' + disk.Path + '\', ' + JSON.stringify(disk.CreatePartition !== false) + ')" ' +
                'data-path="' + disk.Path + '" id="disk-' + disk.Name + '">' +
                '<div class="storage-path-header"><div class="storage-path-info">' +
                '<span class="storage-path-label">○ ' + disk.Path + ' — ' + (disk.Size || '?') + '</span>' +
                (disk.Model ? '<span class="storage-path-path">' + disk.Model + '</span>' : '') +
                (partInfo ? '<span class="form-hint">' + partInfo + '</span>' : '<span class="form-hint">Nincs partíció</span>') +
                '</div></div></div>';
        });
        availEl.innerHTML = html;
    }

    if (data.system && data.system.length > 0) {
        var sysNames = data.system.map(function(d){ return d.Path + ' (' + (d.Size||'?') + ')'; }).join(', ');
        sysEl.innerHTML = '<span class="form-hint">A rendszermeghajtó(k) nem választhatók: ' + sysNames + '</span>';
        sysEl.style.display = 'block';
    }
}

function selectDisk(el, path, needsPartition) {
    // Deselect all
    document.querySelectorAll('[data-path]').forEach(function(d) {
        d.style.border = '2px solid transparent';
        d.querySelector('.storage-path-label').textContent = d.querySelector('.storage-path-label').textContent.replace('● ', '○ ');
    });
    // Select this
    el.style.border = '2px solid var(--accent-blue)';
    el.querySelector('.storage-path-label').textContent = el.querySelector('.storage-path-label').textContent.replace('○ ', '● ');

    selectedDevice = path;
    document.getElementById('selected-device').value = path;
    document.getElementById('create-partition').value = needsPartition ? 'true' : 'false';
    document.getElementById('selected-device-display').textContent = path;

    // Show configure step
    document.getElementById('wizard-configure').style.display = 'block';
    document.getElementById('wizard-configure').scrollIntoView({behavior:'smooth'});
}

function resetWizard() {
    selectedDevice = null;
    document.getElementById('wizard-configure').style.display = 'none';
    document.getElementById('init-error').style.display = 'none';
    document.getElementById('confirm-input').value = '';
    document.getElementById('init-btn').disabled = true;
}

// Enable init button only when confirmation is correct
document.getElementById('confirm-input').addEventListener('input', function() {
    document.getElementById('init-btn').disabled = (this.value !== 'FORMÁZÁS');
});

document.getElementById('init-form').addEventListener('submit', function(e) {
    e.preventDefault();
    if (document.getElementById('confirm-input').value !== 'FORMÁZÁS') {
        return;
    }

    var mountName = document.getElementById('mount-name').value.trim();
    var label = document.getElementById('storage-label').value.trim();
    var setDefault = document.getElementById('set-default').checked;

    if (!mountName) {
        document.getElementById('init-error').textContent = 'A csatlakoztatási nevet meg kell adni.';
        document.getElementById('init-error').style.display = 'block';
        return;
    }

    document.getElementById('wizard-scan').style.display = 'none';
    document.getElementById('wizard-configure').style.display = 'none';
    document.getElementById('wizard-progress').style.display = 'block';
    document.getElementById('wizard-progress').scrollIntoView({behavior:'smooth'});

    var body = {
        device_path: selectedDevice,
        mount_name: mountName,
        label: label,
        create_partition: document.getElementById('create-partition').value === 'true',
        set_default: setDefault,
        confirm: 'FORMÁZÁS'
    };

    fetch('/api/storage/init', {
        method: 'POST',
        headers: {'Content-Type': 'application/json'},
        body: JSON.stringify(body)
    }).then(function(r){ return r.json(); })
    .then(function(data) {
        if (!data.ok) {
            showProgressError(data.error || 'Ismeretlen hiba');
            return;
        }
        // Start polling
        pollTimer = setInterval(pollProgress, 1500);
    })
    .catch(function(e) {
        showProgressError('Hálózati hiba: ' + e.message);
    });
});

var stepOrder = ['validating','partitioning','formatting','mounting','permissions','done'];

function pollProgress() {
    fetch('/api/storage/init/status')
        .then(function(r){ return r.json(); })
        .then(function(data) {
            if (!data.ok) return;
            updateProgressUI(data);
            if (data.done) {
                clearInterval(pollTimer);
                if (data.step === 'done') {
                    showDone('/mnt/' + document.getElementById('mount-name').value.trim());
                }
            }
        })
        .catch(function(){});
}

function updateProgressUI(data) {
    // Update step icons
    var currentIdx = stepOrder.indexOf(data.step);
    stepOrder.forEach(function(s, i) {
        var el = document.getElementById('pstep-' + s);
        if (!el) return;
        var icon = el.querySelector('.disk-step-icon');
        if (i < currentIdx) {
            el.className = 'disk-step disk-step-done';
            icon.textContent = '✅';
        } else if (i === currentIdx) {
            el.className = 'disk-step disk-step-active';
            icon.textContent = data.step === 'error' ? '❌' : '⏳';
        } else {
            el.className = 'disk-step';
            icon.textContent = '○';
        }
    });

    // Progress bar
    var pct = data.pct || 0;
    document.getElementById('progress-fill').style.width = pct + '%';
    document.getElementById('progress-percent').textContent = pct + '%';
    document.getElementById('progress-msg').textContent = data.msg || '';

    if (data.step === 'error' || data.error) {
        showProgressError(data.error || data.msg || 'Ismeretlen hiba');
    }
}

function showProgressError(msg) {
    clearInterval(pollTimer);
    document.getElementById('progress-error').textContent = 'Hiba: ' + msg;
    document.getElementById('progress-error').style.display = 'block';
    document.getElementById('wizard-progress').querySelector('h3').textContent = 'Inicializálás sikertelen';
}

function showDone(mountPath) {
    document.getElementById('wizard-progress').style.display = 'none';
    document.getElementById('wizard-done').style.display = 'block';
    document.getElementById('done-path').textContent = mountPath;
    document.getElementById('wizard-done').scrollIntoView({behavior:'smooth'});
}
</script>

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