{{-- New-Unity ERP | app/Modules/Warehouse/Resources/Views/inventory/kardex.blade.php | v1.0 | 09/07/2026 23:51:00 --}}
{{-- v1.0 — Kardex de movimientos por producto: entradas, salidas, saldo y costeo. --}}

@extends('layouts.vertical', ['pageTitle' => __('warehouse.kardex')])

@section('page-title')
<div class="subheader">
    <h1 class="subheader-title">
        <i class="subheader-icon fal fa-history"></i> {{ __('warehouse.kardex') }}
        <small>{{ __('warehouse.movement-history-by-product') }}</small>
    </h1>
    <div class="subheader-block d-lg-flex align-items-center">
        @can('warehouse.edit')
        <button type="button" class="btn btn-warning btn-sm" data-bs-toggle="modal" data-bs-target="#adjustModal">
            <i class="fal fa-sliders-h me-1"></i> {{ __('warehouse.adjust-inventory') }}
        </button>
        @endcan
        <a href="{{ route('warehouse.inventory.index') }}" class="btn btn-secondary btn-sm">
            <i class="fal fa-arrow-left me-1"></i> {{ __('warehouse.back-to-inventory') }}
        </a>
    </div>
</div>
{{-- Modal Ajuste de Inventario --}}
<div class="modal fade" id="adjustModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered">
        <div class="modal-content">
            <div class="modal-header bg-warning text-dark">
                <h5 class="modal-title"><i class="fal fa-sliders-h me-2"></i> {{ __('warehouse.inventory-adjustment') }}</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <div class="alert alert-warning py-2 small mb-3">
                    <i class="fal fa-exclamation-triangle me-1"></i>
                    {{ __('warehouse.adjust-warning') }}
                </div>
                <div class="mb-3">
                    <label class="form-label fw-bold small">{{ __('warehouse.lot') }} <span class="text-danger">*</span></label>
                    <select id="adjustLotId" class="form-select" required>
                        <option value="">{{ __('warehouse.select-lot') }}</option>
                        @foreach($lots as $lot)
                        <option value="{{ $lot->id }}"
                                data-qty="{{ $lot->quantity }}"
                                data-bin="{{ $lot->location->bin_id ?? '' }}"
                                data-code="{{ $lot->location->code ?? '' }}">
                            {{ $lot->lot_number }} — {{ __('warehouse.qty-colon') }} {{ number_format($lot->quantity,2) }}
                            @if($lot->location) | {{ $lot->location->bin_id }} @endif
                        </option>
                        @endforeach
                    </select>
                </div>
                <div class="mb-3">
                    <label class="form-label fw-bold small">{{ __('warehouse.adjustment-type') }} <span class="text-danger">*</span></label>
                    <select id="adjustType" class="form-select" required>
                        <option value="">{{ __('warehouse.select-type') }}</option>
                        <option value="damage">{{ __('warehouse.adj-damage') }}</option>
                        <option value="expired">{{ __('warehouse.adj-expired') }}</option>
                        <option value="theft">{{ __('warehouse.adj-theft') }}</option>
                        <option value="loss">{{ __('warehouse.adj-loss') }}</option>
                        <option value="physical_count">{{ __('warehouse.adj-physical') }}</option>
                        <option value="other">{{ __('warehouse.adj-other') }}</option>
                    </select>
                </div>
                <div class="mb-3">
                    <label class="form-label fw-bold small" id="adjustQtyLabel">
                        {{ __('warehouse.quantity') }} <span class="text-danger">*</span>
                        <span class="text-muted fw-normal" id="currentQtyLabel"></span>
                    </label>
                    <input type="number" id="adjustQty" class="form-control fw-bold"
                           min="0" step="0.0001" placeholder="0">
                    <div class="form-text" id="adjustDiff"></div>
                    <div class="mt-2 p-2 rounded" id="adjustPreview" style="display:none;background:#f8f9fa;font-size:12px;"></div>
                </div>
                <div class="mb-3">
                    <label class="form-label fw-bold small">{{ __('warehouse.reason') }} <span class="text-danger">*</span></label>
                    <textarea id="adjustReason" class="form-control" rows="2"
                              placeholder="{{ __('warehouse.ph-adjust-reason') }}"></textarea>
                </div>
                <div id="adjustResult" style="display:none;" class="mt-2"></div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">{{ __('warehouse.cancel') }}</button>
                <button type="button" class="btn btn-warning fw-bold" onclick="submitAdjustment()">
                    <i class="fal fa-check me-1"></i> {{ __('warehouse.apply-adjustment') }}
                </button>
            </div>
        </div>
    </div>
</div>

@section('scripts')
<script>
var adjustTypeMode = {
    'damage':         { mode: 'remove', label: '{{ __('warehouse.qty-remove-damaged') }}' },
    'expired':        { mode: 'remove', label: '{{ __('warehouse.qty-remove-expired') }}' },
    'theft':          { mode: 'remove', label: '{{ __('warehouse.qty-remove-stolen') }}' },
    'loss':           { mode: 'remove', label: '{{ __('warehouse.qty-remove-merma') }}' },
    'physical_count': { mode: 'final',  label: '{{ __('warehouse.qty-new-total') }}' },
    'other':          { mode: 'remove', label: '{{ __('warehouse.qty-to-adjust') }}' },
};

document.getElementById('adjustLotId').addEventListener('change', function() {
    var opt = this.options[this.selectedIndex];
    document.getElementById('currentQtyLabel').textContent = '({{ __('warehouse.stock-colon') }} ' + (opt.dataset.qty || 0) + ')';
    document.getElementById('adjustQty').value = '';
    updatePreview();
});

document.getElementById('adjustType').addEventListener('change', function() {
    var cfg = adjustTypeMode[this.value] || { mode: 'remove', label: 'Quantity' };
    document.getElementById('adjustQtyLabel').childNodes[0].textContent = cfg.label + ' ';
    document.getElementById('adjustQty').value = '';
    updatePreview();
});

document.getElementById('adjustQty').addEventListener('input', updatePreview);

function updatePreview() {
    var lotSel   = document.getElementById('adjustLotId');
    var typeSel  = document.getElementById('adjustType');
    var qty      = parseFloat(document.getElementById('adjustQty').value) || 0;
    var preview  = document.getElementById('adjustPreview');

    if (!lotSel.value || !typeSel.value || !qty) { preview.style.display = 'none'; return; }

    var current  = parseFloat(lotSel.options[lotSel.selectedIndex].dataset.qty || 0);
    var cfg      = adjustTypeMode[typeSel.value] || { mode: 'remove' };
    var newTotal, diff;

    if (cfg.mode === 'final') {
        newTotal = qty;
        diff     = qty - current;
    } else {
        newTotal = current - qty;
        diff     = -qty;
    }

    if (newTotal < 0) {
        preview.style.display    = 'block';
        preview.style.background = '#fff5f5';
        preview.innerHTML = '<span class="text-danger fw-bold"><i class="fal fa-times-circle me-1"></i>{{ __('warehouse.cannot-remove-avail', ['qty' => "' + qty + '", 'avail' => "' + current + '"]) }}</span>';
        return;
    }

    var color = diff < 0 ? '#fff5f5' : '#f0fff4';
    var icon  = diff < 0 ? 'fal fa-arrow-down text-danger' : 'fal fa-arrow-up text-success';
    preview.style.display    = 'block';
    preview.style.background = color;
    preview.innerHTML =
        '<i class="' + icon + ' me-1"></i>' +
        '{{ __('warehouse.stock-word') }} <strong>' + current + '</strong> → <strong>' + newTotal + '</strong>' +
        ' &nbsp;|&nbsp; {{ __('warehouse.change-word') }} <strong class="' + (diff < 0 ? 'text-danger' : 'text-success') + '">"' + (diff > 0 ? '+' : '') + diff + '</strong>' +
        (diff < 0 ? ' &nbsp;|&nbsp; <span class="text-warning"><i class="fal fa-exchange-alt me-1"></i>' + Math.abs(diff) + ' {{ __('warehouse.units-to-sv') }}</span>' : '');
}

function submitAdjustment() {
    var lotId   = document.getElementById('adjustLotId').value;
    var type    = document.getElementById('adjustType').value;
    var qty     = parseFloat(document.getElementById('adjustQty').value);
    var reason  = document.getElementById('adjustReason').value.trim();
    var result  = document.getElementById('adjustResult');

    if (!lotId || !type || !qty || !reason) {
        showNotification('{{ __('warehouse.fill-required') }}', 'warning');
        return;
    }

    // Calcular cantidad final segun modo
    var lotSel  = document.getElementById('adjustLotId');
    var current = parseFloat(lotSel.options[lotSel.selectedIndex].dataset.qty || 0);
    var cfg     = { 'physical_count': { mode: 'final' } };
    var finalQty = cfg[type] ? qty : (current - qty);

    if (finalQty < 0) {
        showNotification('{{ __('warehouse.cannot-remove-more') }}', 'danger');
        return;
    }

    // Sobreescribir qty con la cantidad final
    var originalQty = document.getElementById('adjustQty').value;
    document.getElementById('adjustQty').value = finalQty;

    fetch('{{ route("warehouse.inventory.adjust-reason") }}', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json',
            'Accept':       'application/json',
            'X-CSRF-TOKEN': '{{ csrf_token() }}'
        },
        body: JSON.stringify({ lot_id: lotId, adjust_type: type, quantity: qty, reason: reason })
    })
    .then(function(r) { return r.json(); })
    .then(function(res) {
        if (res.success) {
            result.className     = 'alert alert-success py-2 small';
            result.innerHTML     = '<i class="fal fa-check-circle me-1"></i><strong>' + res.message + '</strong> Ref: ' + res.reference;
            result.style.display = 'block';
            setTimeout(function() { window.location.reload(); }, 1500);
        } else {
            result.className     = 'alert alert-danger py-2 small';
            result.innerHTML     = '<i class="fal fa-times-circle me-1"></i>' + res.message;
            result.style.display = 'block';
        }
    })
    .catch(function() {
        showNotification('{{ __('warehouse.connection-error') }}', 'danger');
    });
}
</script>
@endsection

@endsection

@section('content')

{{-- Info del producto --}}
@if($inventory->isNotEmpty())
<div class="row mb-3">
    @foreach($inventory as $item)
    <div class="col-xl-3 col-md-6 mb-2">
        <div class="card h-100 py-2">
            <div class="card-body py-2">
                <div class="text-xs text-muted text-uppercase fw-bold">
                    {{ $item->zone->code }} — {{ $item->warehouse->code }}
                </div>
                <div class="d-flex justify-content-between align-items-center mt-1">
                    <div>
                        <div class="h5 mb-0 fw-bold {{ $item->quantity_available <= 0 ? 'text-danger' : 'text-success' }}">
                            {{ number_format($item->quantity_available, 2) }}
                        </div>
                        <div class="text-xs text-muted">{{ __('warehouse.available-cap') }}</div>
                    </div>
                    <div class="text-end">
                        <div class="fw-bold">${{ number_format($item->avg_unit_cost, 2) }}</div>
                        <div class="text-xs text-muted">{{ __('warehouse.avg-cost') }}</div>
                    </div>
                </div>
            </div>
        </div>
    </div>
    @endforeach
</div>
@endif

{{-- Lotes activos FIFO --}}
@if($lots->isNotEmpty())
<div class="panel mb-3">
    <div class="panel-hdr">
        <h2><i class="fal fa-layer-group me-2"></i> {{ __('warehouse.active-lots-fifo') }}</h2>
        <div class="panel-toolbar">
            <span class="badge bg-info">{{ $lots->count() }} {{ __('warehouse.lots-lower') }}</span>
        </div>
    </div>
    <div class="panel-container show">
        <div class="panel-content">
            <div class="alert alert-info py-2 mb-3">
                <i class="fal fa-info-circle me-1"></i>
                {!! __('warehouse.fifo-note') !!}
            </div>
            <div class="table-responsive">
                <table class="table table-sm table-bordered table-hover">
                    <thead>
                        <tr>
                            <th>#</th>
                            <th>{{ __('warehouse.lot-number') }}</th>
                            <th>{{ __('warehouse.pallet') }}</th>
                            <th class="text-center">{{ __('warehouse.zone') }}</th>
                            <th>{{ __('warehouse.location') }}</th>
                            <th class="text-end">{{ __('warehouse.available-cap') }}</th>
                            <th class="text-end">{{ __('warehouse.reserved') }}</th>
                            <th class="text-end">{{ __('warehouse.unit-cost-lbl') }}</th>
                            <th>{{ __('warehouse.entry-date') }}</th>
                            <th class="text-center">{{ __('warehouse.status') }}</th>
                        </tr>
                    </thead>
                    <tbody>
                        @foreach($lots as $i => $lot)
                        <tr class="{{ $i === 0 ? 'table-success' : '' }}">
                            <td>
                                @if($i === 0)
                                <span class="badge bg-success" title="{{ __('warehouse.next-consumed-title') }}">{{ __('warehouse.next') }}</span>
                                @else
                                {{ $i + 1 }}
                                @endif
                            </td>
                            <td><span class="fw-bold">{{ $lot->lot_number }}</span></td>
                            <td class="text-muted small">{{ $lot->pallet_code ?? '—' }}</td>
                            <td class="text-center">
                                <span class="badge bg-{{ $lot->zone->color }}">{{ $lot->zone->code }}</span>
                            </td>
                            <td>{{ $lot->location->code ?? '—' }}</td>
                            <td class="text-end fw-bold">{{ number_format($lot->quantity_available, 2) }}</td>
                            <td class="text-end text-warning">{{ number_format($lot->quantity_reserved, 2) }}</td>
                            <td class="text-end">${{ number_format($lot->unit_cost, 4) }}</td>
                            <td>{{ $lot->entry_date->format('d/m/Y') }}</td>
                            <td class="text-center">
                                <span class="badge bg-{{ $lot->status === 'active' ? 'success' : 'secondary' }}">
                                    {{ ucfirst($lot->status) }}
                                </span>
                            </td>
                        </tr>
                        @endforeach
                    </tbody>
                </table>
            </div>
        </div>
    </div>
</div>
@endif

{{-- Kardex de movimientos --}}
<div class="panel">
    <div class="panel-hdr">
        <h2><i class="fal fa-history me-2"></i> {{ __('warehouse.movement-history-kardex') }}</h2>
        <div class="panel-toolbar">
            <select class="form-select form-select-sm" style="width:auto"
                    onchange="window.location=this.value">
                @foreach($warehouses as $wh)
                <option value="{{ route('warehouse.inventory.kardex', $productId) }}?warehouse_id={{ $wh->id }}"
                        {{ $warehouseId == $wh->id ? 'selected' : '' }}>
                    {{ $wh->code }}
                </option>
                @endforeach
            </select>
        </div>
    </div>
    <div class="panel-container show">
        <div class="panel-content">
            <div class="table-responsive">
                <table class="table table-sm table-bordered table-hover">
                    <thead>
                        <tr>
                            <th>{{ __('warehouse.date') }}</th>
                            <th>{{ __('warehouse.type') }}</th>
                            <th>{{ __('warehouse.reference') }}</th>
                            <th>{{ __('warehouse.lot') }}</th>
                            <th class="text-center">{{ __('warehouse.zone') }}</th>
                            <th class="text-end">{{ __('warehouse.quantity') }}</th>
                            <th class="text-end">{{ __('warehouse.unit-cost-lbl') }}</th>
                            <th class="text-end">{{ __('warehouse.total') }}</th>
                            <th class="text-end">{{ __('warehouse.balance') }}</th>
                            <th>{{ __('warehouse.user') }}</th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse($movements as $movement)
                        <tr>
                            <td class="text-muted small">{{ $movement->created_at->format('d/m/Y H:i') }}</td>
                            <td>
                                <span class="badge bg-{{ $movement->type_color }}">
                                    {{ $movement->type_label }}
                                </span>
                            </td>
                            <td class="small">{{ $movement->reference_number ?? $movement->reference_type }}</td>
                            <td class="small fw-bold">{{ $movement->lot->lot_number ?? '—' }}</td>
                            <td class="text-center">
                                <span class="badge bg-{{ $movement->zone->color ?? 'secondary' }}">
                                    {{ $movement->zone->code ?? '—' }}
                                </span>
                            </td>
                            <td class="text-end {{ in_array($movement->movement_type, ['OUT','RESERVE','ADJUSTMENT_OUT','TRANSFER_OUT']) ? 'text-danger' : 'text-success' }}">
                                {{ in_array($movement->movement_type, ['OUT','RESERVE','ADJUSTMENT_OUT','TRANSFER_OUT']) ? '-' : '+' }}{{ number_format($movement->quantity, 2) }}
                            </td>
                            <td class="text-end">${{ number_format($movement->unit_cost, 4) }}</td>
                            <td class="text-end">${{ number_format($movement->total_cost, 2) }}</td>
                            <td class="text-end fw-bold">{{ number_format($movement->balance_after, 2) }}</td>
                            <td class="text-muted small">{{ $movement->createdBy->name ?? '—' }}</td>
                        </tr>
                        @empty
                        <tr>
                            <td colspan="10" class="text-center text-muted py-4">
                                <i class="fal fa-inbox fa-2x d-block mb-2 opacity-50"></i>
                                {{ __('warehouse.no-movements') }}
                            </td>
                        </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
            {{ $movements->links() }}
        </div>
    </div>
</div>

{{-- Modal Ajuste de Inventario --}}
<div class="modal fade" id="adjustModal" tabindex="-1" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered">
        <div class="modal-content">
            <div class="modal-header bg-warning text-dark">
                <h5 class="modal-title"><i class="fal fa-sliders-h me-2"></i> {{ __('warehouse.inventory-adjustment') }}</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <div class="alert alert-warning py-2 small mb-3">
                    <i class="fal fa-exclamation-triangle me-1"></i>
                    {{ __('warehouse.adjust-warning') }}
                </div>
                <div class="mb-3">
                    <label class="form-label fw-bold small">{{ __('warehouse.lot') }} <span class="text-danger">*</span></label>
                    <select id="adjustLotId" class="form-select" required>
                        <option value="">{{ __('warehouse.select-lot') }}</option>
                        @foreach($lots as $lot)
                        <option value="{{ $lot->id }}"
                                data-qty="{{ $lot->quantity }}"
                                data-bin="{{ $lot->location->bin_id ?? '' }}"
                                data-code="{{ $lot->location->code ?? '' }}">
                            {{ $lot->lot_number }} — {{ __('warehouse.qty-colon') }} {{ number_format($lot->quantity,2) }}
                            @if($lot->location) | {{ $lot->location->bin_id }} @endif
                        </option>
                        @endforeach
                    </select>
                </div>
                <div class="mb-3">
                    <label class="form-label fw-bold small">{{ __('warehouse.adjustment-type') }} <span class="text-danger">*</span></label>
                    <select id="adjustType" class="form-select" required>
                        <option value="">{{ __('warehouse.select-type') }}</option>
                        <option value="damage">{{ __('warehouse.adj-damage') }}</option>
                        <option value="expired">{{ __('warehouse.adj-expired') }}</option>
                        <option value="theft">{{ __('warehouse.adj-theft') }}</option>
                        <option value="loss">{{ __('warehouse.adj-loss') }}</option>
                        <option value="physical_count">{{ __('warehouse.adj-physical') }}</option>
                        <option value="other">{{ __('warehouse.adj-other') }}</option>
                    </select>
                </div>
                <div class="mb-3">
                    <label class="form-label fw-bold small" id="adjustQtyLabel">
                        {{ __('warehouse.quantity') }} <span class="text-danger">*</span>
                        <span class="text-muted fw-normal" id="currentQtyLabel"></span>
                    </label>
                    <input type="number" id="adjustQty" class="form-control fw-bold"
                           min="0" step="0.0001" placeholder="0">
                    <div class="form-text" id="adjustDiff"></div>
                    <div class="mt-2 p-2 rounded" id="adjustPreview" style="display:none;background:#f8f9fa;font-size:12px;"></div>
                </div>
                <div class="mb-3">
                    <label class="form-label fw-bold small">{{ __('warehouse.reason') }} <span class="text-danger">*</span></label>
                    <textarea id="adjustReason" class="form-control" rows="2"
                              placeholder="{{ __('warehouse.ph-adjust-reason') }}"></textarea>
                </div>
                <div id="adjustResult" style="display:none;" class="mt-2"></div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">{{ __('warehouse.cancel') }}</button>
                <button type="button" class="btn btn-warning fw-bold" onclick="submitAdjustment()">
                    <i class="fal fa-check me-1"></i> {{ __('warehouse.apply-adjustment') }}
                </button>
            </div>
        </div>
    </div>
</div>

@section('scripts')
<script>
var adjustTypeMode = {
    'damage':         { mode: 'remove', label: '{{ __('warehouse.qty-remove-damaged') }}' },
    'expired':        { mode: 'remove', label: '{{ __('warehouse.qty-remove-expired') }}' },
    'theft':          { mode: 'remove', label: '{{ __('warehouse.qty-remove-stolen') }}' },
    'loss':           { mode: 'remove', label: '{{ __('warehouse.qty-remove-merma') }}' },
    'physical_count': { mode: 'final',  label: '{{ __('warehouse.qty-new-total') }}' },
    'other':          { mode: 'remove', label: '{{ __('warehouse.qty-to-adjust') }}' },
};

document.getElementById('adjustLotId').addEventListener('change', function() {
    var opt = this.options[this.selectedIndex];
    document.getElementById('currentQtyLabel').textContent = '({{ __('warehouse.stock-colon') }} ' + (opt.dataset.qty || 0) + ')';
    document.getElementById('adjustQty').value = '';
    updatePreview();
});

document.getElementById('adjustType').addEventListener('change', function() {
    var cfg = adjustTypeMode[this.value] || { mode: 'remove', label: 'Quantity' };
    document.getElementById('adjustQtyLabel').childNodes[0].textContent = cfg.label + ' ';
    document.getElementById('adjustQty').value = '';
    updatePreview();
});

document.getElementById('adjustQty').addEventListener('input', updatePreview);

function updatePreview() {
    var lotSel   = document.getElementById('adjustLotId');
    var typeSel  = document.getElementById('adjustType');
    var qty      = parseFloat(document.getElementById('adjustQty').value) || 0;
    var preview  = document.getElementById('adjustPreview');

    if (!lotSel.value || !typeSel.value || !qty) { preview.style.display = 'none'; return; }

    var current  = parseFloat(lotSel.options[lotSel.selectedIndex].dataset.qty || 0);
    var cfg      = adjustTypeMode[typeSel.value] || { mode: 'remove' };
    var newTotal, diff;

    if (cfg.mode === 'final') {
        newTotal = qty;
        diff     = qty - current;
    } else {
        newTotal = current - qty;
        diff     = -qty;
    }

    if (newTotal < 0) {
        preview.style.display    = 'block';
        preview.style.background = '#fff5f5';
        preview.innerHTML = '<span class="text-danger fw-bold"><i class="fal fa-times-circle me-1"></i>{{ __('warehouse.cannot-remove-avail', ['qty' => "' + qty + '", 'avail' => "' + current + '"]) }}</span>';
        return;
    }

    var color = diff < 0 ? '#fff5f5' : '#f0fff4';
    var icon  = diff < 0 ? 'fal fa-arrow-down text-danger' : 'fal fa-arrow-up text-success';
    preview.style.display    = 'block';
    preview.style.background = color;
    preview.innerHTML =
        '<i class="' + icon + ' me-1"></i>' +
        '{{ __('warehouse.stock-word') }} <strong>' + current + '</strong> → <strong>' + newTotal + '</strong>' +
        ' &nbsp;|&nbsp; {{ __('warehouse.change-word') }} <strong class="' + (diff < 0 ? 'text-danger' : 'text-success') + '">"' + (diff > 0 ? '+' : '') + diff + '</strong>' +
        (diff < 0 ? ' &nbsp;|&nbsp; <span class="text-warning"><i class="fal fa-exchange-alt me-1"></i>' + Math.abs(diff) + ' {{ __('warehouse.units-to-sv') }}</span>' : '');
}

function submitAdjustment() {
    var lotId   = document.getElementById('adjustLotId').value;
    var type    = document.getElementById('adjustType').value;
    var qty     = parseFloat(document.getElementById('adjustQty').value);
    var reason  = document.getElementById('adjustReason').value.trim();
    var result  = document.getElementById('adjustResult');

    if (!lotId || !type || !qty || !reason) {
        showNotification('{{ __('warehouse.fill-required') }}', 'warning');
        return;
    }

    // Calcular cantidad final segun modo
    var lotSel  = document.getElementById('adjustLotId');
    var current = parseFloat(lotSel.options[lotSel.selectedIndex].dataset.qty || 0);
    var cfg     = { 'physical_count': { mode: 'final' } };
    var finalQty = cfg[type] ? qty : (current - qty);

    if (finalQty < 0) {
        showNotification('{{ __('warehouse.cannot-remove-more') }}', 'danger');
        return;
    }

    // Sobreescribir qty con la cantidad final
    var originalQty = document.getElementById('adjustQty').value;
    document.getElementById('adjustQty').value = finalQty;

    fetch('{{ route("warehouse.inventory.adjust-reason") }}', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json',
            'Accept':       'application/json',
            'X-CSRF-TOKEN': '{{ csrf_token() }}'
        },
        body: JSON.stringify({ lot_id: lotId, adjust_type: type, quantity: qty, reason: reason })
    })
    .then(function(r) { return r.json(); })
    .then(function(res) {
        if (res.success) {
            result.className     = 'alert alert-success py-2 small';
            result.innerHTML     = '<i class="fal fa-check-circle me-1"></i><strong>' + res.message + '</strong> Ref: ' + res.reference;
            result.style.display = 'block';
            setTimeout(function() { window.location.reload(); }, 1500);
        } else {
            result.className     = 'alert alert-danger py-2 small';
            result.innerHTML     = '<i class="fal fa-times-circle me-1"></i>' + res.message;
            result.style.display = 'block';
        }
    })
    .catch(function() {
        showNotification('{{ __('warehouse.connection-error') }}', 'danger');
    });
}
</script>
@endsection

@endsection