@extends('layouts.app')

@section('title', 'Cashier Terminal')

@section('content')
<!-- Cashier Shift Header -->
<div class="card shadow-sm border-0 mb-4 bg-white">
    <div class="card-body p-3 p-lg-4">
        <div class="row align-items-center">
            <div class="col-md-7">
                <div class="d-flex align-items-center gap-2 mb-1">
                    <span class="badge bg-success text-white px-2 py-1"><i class="bi bi-circle-fill" style="font-size: 0.6rem;"></i> Terminal Online</span>
                    @if($assignedStore)
                        <span class="badge bg-light text-dark border font-monospace">{{ $assignedStore->code }}</span>
                    @endif
                </div>
                <h4 class="fw-bold mb-1 text-dark">Cashier Terminal Station</h4>
                <div class="text-muted small">
                    Logged in as <strong>{{ $user->name }}</strong> | Assigned Store: <strong>{{ $assignedStore ? $assignedStore->name : 'General Staff (Unassigned)' }}</strong>
                </div>
            </div>
            <div class="col-md-5 text-md-end mt-3 mt-md-0">
                <div class="small text-muted mb-1">Current Date & Time:</div>
                <div class="font-monospace fw-bold text-dark">{{ now()->format('l, d M Y | H:i') }}</div>
            </div>
        </div>
    </div>
</div>

<!-- Phase 4 Active POS Billing Banner -->
<div class="card shadow-sm border-0 mb-4" style="border-left: 4px solid var(--pa-primary) !important;">
    <div class="card-body p-4">
        <div class="d-flex flex-wrap align-items-center justify-content-between gap-3">
            <div class="d-flex align-items-center gap-3">
                <div class="rounded-circle bg-success-subtle text-success d-flex align-items-center justify-content-center" style="width: 56px; height: 56px; font-size: 1.8rem; flex-shrink: 0;">
                    <i class="bi bi-calculator"></i>
                </div>
                <div>
                    <h5 class="fw-bold mb-1 text-dark">High-Speed POS Billing & Barcode Station</h5>
                    <p class="text-muted small mb-0">
                        High-speed point-of-sale checkout engine is online. Scan physical unit QR codes, validate stock in real-time, generate GST invoices and print 80mm thermal receipts.
                    </p>
                </div>
            </div>
            <div class="d-flex gap-2">
                <a href="{{ route('pos.terminal') }}" class="btn btn-agri fw-bold px-3">
                    <i class="bi bi-qr-code-scan me-1"></i> Open Fast POS Terminal
                </a>
                <a href="{{ route('pos.invoices.index') }}" class="btn btn-outline-secondary btn-sm">
                    <i class="bi bi-receipt me-1"></i> Today's Bills
                </a>
            </div>
        </div>
    </div>
</div>

<!-- Product Master Reference Search for Cashier -->
<div class="card shadow-sm border-0 mb-4">
    <div class="card-header bg-white">
        <div class="d-flex flex-wrap justify-content-between align-items-center gap-2">
            <span class="fw-bold"><i class="bi bi-search me-2 text-success"></i>Product Price & Barcode Directory</span>
            <small class="text-muted">Showing {{ $products->total() }} available catalog products</small>
        </div>
    </div>
    <div class="card-body p-3">
        <!-- Search and Filter Bar -->
        <form method="GET" action="{{ route('cashier.dashboard') }}" class="row g-2 mb-3">
            <div class="col-md-6 col-lg-7">
                <div class="input-group">
                    <span class="input-group-text bg-light text-muted"><i class="bi bi-search"></i></span>
                    <input type="text" class="form-control" name="search" value="{{ $searchTerm }}" placeholder="Scan retail barcode or search by name, SKU, or product code...">
                </div>
            </div>
            <div class="col-md-4 col-lg-3">
                <select class="form-select" name="category_id">
                    <option value="">All Categories</option>
                    @foreach($categories as $cat)
                        <option value="{{ $cat->id }}" {{ $categoryId == $cat->id ? 'selected' : '' }}>{{ $cat->name }}</option>
                    @endforeach
                </select>
            </div>
            <div class="col-md-2 col-lg-2 d-flex gap-2">
                <button type="submit" class="btn btn-agri w-100">
                    <i class="bi bi-funnel"></i> Search
                </button>
                @if($searchTerm || $categoryId)
                    <a href="{{ route('cashier.dashboard') }}" class="btn btn-light border" title="Clear search">
                        <i class="bi bi-x-lg"></i>
                    </a>
                @endif
            </div>
        </form>

        <!-- Product Cards Grid -->
        <div class="row g-3">
            @forelse($products as $product)
                <div class="col-md-6 col-lg-4 col-xl-3">
                    <div class="card h-100 border shadow-none hover-shadow transition">
                        <div class="card-body p-3 d-flex flex-column">
                            <div class="d-flex justify-content-between align-items-start mb-2">
                                <span class="badge bg-light text-dark border font-monospace small">{{ $product->sku }}</span>
                                <span class="badge bg-success-subtle text-success small">{{ $product->category->name }}</span>
                            </div>

                            <h6 class="fw-bold mb-1 text-dark">{{ $product->name }}</h6>
                            <div class="small text-muted mb-2">
                                Pack: <strong>{{ $product->size_or_weight ?? 'Standard' }}</strong> ({{ $product->unit_of_measurement }})
                            </div>

                            @if($product->barcode)
                                <div class="p-1 px-2 bg-light rounded text-center small font-monospace text-muted mb-3 border">
                                    <i class="bi bi-upc me-1"></i> {{ $product->barcode }}
                                </div>
                            @endif

                            <div class="mt-auto pt-2 border-top d-flex justify-content-between align-items-center">
                                <div>
                                    <small class="text-muted d-block" style="font-size: 0.75rem;">Selling Price (+{{ (float)$product->tax_rate }}% Tax)</small>
                                    <span class="fs-5 fw-bold text-success">{{ $product->formatted_price }}</span>
                                </div>
                                <span class="badge bg-secondary-subtle text-secondary small">Total: ₹{{ number_format($product->total_price, 2) }}</span>
                            </div>
                        </div>
                    </div>
                </div>
            @empty
                <div class="col-12 text-center py-5">
                    <i class="bi bi-box-seam text-muted" style="font-size: 2.5rem;"></i>
                    <h5 class="text-muted mt-2">No matching products found</h5>
                    <p class="text-muted small">Try modifying your search keyword or clearing category filters.</p>
                </div>
            @endforelse
        </div>

        <div class="mt-4">
            {{ $products->links('pagination::bootstrap-5') }}
        </div>
    </div>
</div>
@endsection