@extends('layouts.app')
@section('title', 'Editar unidad — Sistema TIC')

@section('content')

<div class="page-header">
    <div class="d-flex align-items-center gap-3">
        <a href="{{ route('items.show', $item) }}" class="btn-secondary-custom">
            <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><line x1="19" y1="12" x2="5" y2="12"/><polyline points="12 19 5 12 12 5"/></svg>
            Volver
        </a>
        <h1 class="page-title">Editar unidad — {{ $item->name }}</h1>
    </div>
</div>

<form method="POST" action="{{ route('items.units.update', [$item, $unit]) }}">
    @csrf @method('PUT')

    <div class="row g-3">
        <div class="col-12 col-lg-8">
            <div class="card">
                <p class="section-title">Datos de la unidad</p>
                <div class="row g-3">

                    @if($item->itemType->category === 'measurable')
                        <div class="col-12 col-md-6">
                            <label class="form-label-custom">Cantidad del lote *</label>
                            <input type="number" step="0.01" name="lot_quantity"
                                value="{{ old('lot_quantity', $unit->lot_quantity) }}"
                                class="form-control-custom" required>
                        </div>
                        <div class="col-12 col-md-6">
                            <label class="form-label-custom">Número de lote</label>
                            <input type="text" name="lot_number"
                                value="{{ old('lot_number', $unit->lot_number) }}"
                                class="form-control-custom">
                        </div>
                    @else
                        @if($item->itemType->category === 'electronic')
                        <div class="col-12 col-md-6">
                            <label class="form-label-custom">Número de serie</label>
                            <input type="text" name="serial_number"
                                value="{{ old('serial_number', $unit->serial_number) }}"
                                class="form-control-custom">
                        </div>
                        @endif
                        <div class="col-12 col-md-6">
                            <label class="form-label-custom">N° inventario</label>
                            <input type="text" name="inventory_number"
                                value="{{ old('inventory_number', $unit->inventory_number) }}"
                                class="form-control-custom">
                        </div>
                        @if($item->itemType->category === 'electronic')
                        <div class="col-12 col-md-6">
                            <label class="form-label-custom">Modelo</label>
                            <input type="text" name="model"
                                value="{{ old('model', $unit->model) }}"
                                class="form-control-custom">
                        </div>
                        <div class="col-12 col-md-6">
                            <label class="form-label-custom">Marca</label>
                            <input type="text" name="brand"
                                value="{{ old('brand', $unit->brand) }}"
                                class="form-control-custom">
                        </div>
                        @endif
                    @endif

                    <div class="col-12 col-md-6">
                        <label class="form-label-custom">Ubicación</label>
                        <input type="text" name="location"
                            value="{{ old('location', $unit->location) }}"
                            class="form-control-custom">
                    </div>

                    <div class="col-12 col-md-6">
                        <label class="form-label-custom">Estado *</label>
                        <select name="item_status_id" class="form-control-custom" required>
                            @foreach($statuses as $status)
                                <option value="{{ $status->id }}"
                                    {{ old('item_status_id', $unit->item_status_id) == $status->id ? 'selected' : '' }}>
                                    {{ $status->name }}
                                </option>
                            @endforeach
                        </select>
                    </div>

                    @if($item->itemType->category === 'electronic')
                    <div class="col-12 col-md-4">
                        <label class="form-label-custom">Fecha adquisición</label>
                        <input type="date" name="acquisition_date"
                            value="{{ old('acquisition_date', $unit->acquisition_date?->format('Y-m-d')) }}"
                            class="form-control-custom">
                    </div>
                    <div class="col-12 col-md-4">
                        <label class="form-label-custom">Garantía (meses)</label>
                        <input type="number" name="warranty_months" min="0"
                            value="{{ old('warranty_months', $unit->warranty_months) }}"
                            class="form-control-custom">
                    </div>
                    <div class="col-12 col-md-4">
                        <label class="form-label-custom">Vida útil (meses)</label>
                        <input type="number" name="useful_life_months" min="0"
                            value="{{ old('useful_life_months', $unit->useful_life_months) }}"
                            class="form-control-custom">
                    </div>
                    @endif

                    <div class="col-12">
                        <label class="form-label-custom">Notas del cambio</label>
                        <textarea name="notes" rows="2" class="form-control-custom"
                            placeholder="Motivo de la edición (se registra en historial si cambia el estado)...">{{ old('notes') }}</textarea>
                    </div>

                </div>
            </div>
        </div>

        {{-- Info actual --}}
        <div class="col-12 col-lg-4">
            <div class="card" style="border-top:3px solid var(--primary);">
                <p class="section-title">Estado actual</p>
                <div style="display:flex;flex-direction:column;gap:.75rem;">
                    <div>
                        <div style="font-size:11px;color:var(--text-muted);text-transform:uppercase;margin-bottom:3px;">Estado</div>
                        <span class="badge-custom badge-neutral">{{ $unit->itemStatus->name }}</span>
                    </div>
                    <div>
                        <div style="font-size:11px;color:var(--text-muted);text-transform:uppercase;margin-bottom:3px;">Asignación</div>
                        @if($unit->assigned)
                            <span class="badge-custom badge-warning">Asignado a {{ $unit->assignedTo?->name ?? 'desconocido' }}</span>
                        @else
                            <span class="badge-custom badge-success">Disponible</span>
                        @endif
                    </div>
                    <div>
                        <div style="font-size:11px;color:var(--text-muted);text-transform:uppercase;margin-bottom:3px;">Creada</div>
                        <div style="font-size:13px;color:var(--text-muted);">{{ $unit->created_at->format('d/m/Y') }}</div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <div class="d-flex gap-2 mt-3">
        <button type="submit" class="btn-primary-custom">
            <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M19 21H5a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h11l5 5v11a2 2 0 0 1-2 2z"/><polyline points="17 21 17 13 7 13 7 21"/><polyline points="7 3 7 8 15 8"/></svg>
            Guardar cambios
        </button>
        <a href="{{ route('items.show', $item) }}" class="btn-secondary-custom">Cancelar</a>
    </div>
</form>

@endsection