@extends('user.layouts.app', ['title' => 'Invoice List'])

@push('head')
    <style>
        .invoice-page-badge {
            border: 1px solid rgba(16, 185, 129, 0.18);
            background:
                radial-gradient(circle at top right, rgba(16, 185, 129, 0.16), transparent 34%),
                linear-gradient(135deg, #f2fffb 0%, #ddf7ec 100%);
            color: #0f766e;
            box-shadow: 0 12px 24px rgba(16, 185, 129, 0.08);
        }

        .invoice-stat-card {
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(148, 163, 184, 0.14);
            background:
                radial-gradient(circle at top right, rgba(16, 185, 129, 0.18), transparent 32%),
                linear-gradient(135deg, #f3fffb 0%, #e5f9f1 100%);
            box-shadow: 0 16px 34px rgba(15, 23, 42, 0.05);
        }

        .invoice-stat-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.24), transparent 58%);
            pointer-events: none;
        }

        .invoice-stat-card > * {
            position: relative;
            z-index: 1;
        }

        .mobile-table-list {
            padding: 1rem;
        }

        .mobile-table-card {
            min-width: 0;
            overflow: hidden;
            border: 1px solid rgba(148, 163, 184, 0.14);
            border-radius: 1.25rem;
            background: var(--bs-body-bg);
            box-shadow: 0 12px 26px rgba(15, 23, 42, 0.06);
        }

        .mobile-table-card + .mobile-table-card {
            margin-top: 1rem;
        }

        .mobile-table-card .d-flex > *:first-child {
            min-width: 0;
        }

        .mobile-table-card .fw-bold,
        .mobile-table-card .small,
        .mobile-table-card div,
        .mobile-table-card span,
        .mobile-table-card a,
        .mobile-table-card button {
            overflow-wrap: anywhere;
            word-break: break-word;
        }

        .invoice-search-shell {
            border-radius: 999px;
            overflow: hidden;
            background: rgba(255, 255, 255, 0.96);
            box-shadow: 0 12px 28px rgba(12, 37, 86, 0.14);
            transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
        }

        .invoice-search-shell .input-group-text,
        .invoice-search-shell .form-control {
            background: transparent;
        }

        .invoice-search-shell .form-control {
            box-shadow: none;
        }

        .invoice-search-shell:focus-within,
        .invoice-search-shell.is-active {
            background: #fff;
            box-shadow: 0 18px 38px rgba(13, 110, 253, 0.18);
            transform: translateY(-2px);
        }

        html[data-theme="dark"] .invoice-page-badge {
            border-color: rgba(45, 212, 191, 0.24);
            background:
                radial-gradient(circle at top right, rgba(45, 212, 191, 0.16), transparent 34%),
                linear-gradient(135deg, rgba(15, 118, 110, 0.34) 0%, rgba(17, 94, 89, 0.28) 100%);
            color: #ccfbf1;
            box-shadow: 0 14px 28px rgba(0, 0, 0, 0.22);
        }

        html[data-theme="dark"] .invoice-stat-card {
            border-color: rgba(148, 163, 184, 0.16);
            background:
                radial-gradient(circle at top right, rgba(45, 212, 191, 0.14), transparent 30%),
                linear-gradient(135deg, rgba(15, 23, 42, 0.96) 0%, rgba(17, 24, 39, 0.94) 100%);
            box-shadow: 0 18px 36px rgba(0, 0, 0, 0.26);
        }

        html[data-theme="dark"] .invoice-stat-card::before {
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.03), transparent 58%);
        }

        html[data-theme="dark"] .invoice-stat-card .small {
            color: #94a3b8 !important;
        }

        html[data-theme="dark"] .invoice-stat-card .fs-4,
        html[data-theme="dark"] .invoice-stat-card .fw-bold {
            color: #f8fafc;
        }

        @media (max-width: 767.98px) {
            .invoice-create-btn {
                padding: 0.6rem 1rem;
                font-size: 0.95rem;
            }
        }
    </style>
@endpush

@section('content')
    @php
        $totalAmount = $invoices->sum('amount');
    @endphp

    <div class="d-grid gap-3">
        <section class="card admin-card border-0">
            <div class="card-body p-4 p-lg-4">
                <div class="d-inline-flex align-items-center gap-2 px-3 py-2 rounded-pill small fw-bold text-uppercase text-nowrap invoice-page-badge">
                    <i class="bi bi-receipt"></i>
                    <span>Invoice / Invoice List</span>
                </div>

                <div class="mt-3 d-flex flex-column flex-lg-row align-items-lg-center justify-content-between gap-3">
                    <div>
                        <h1 class="h3 fw-bold mb-2 text-break">Invoice List</h1>
                        <p class="text-muted mb-0">Review all invoices, track payment state, and quickly open the create invoice workspace.</p>
                    </div>
                    <a href="{{ route('user.invoice.create') }}" class="btn btn-dark btn-lg text-nowrap align-self-start align-self-lg-auto invoice-create-btn">
                        <i class="bi bi-plus-circle me-2"></i>Create Invoice
                    </a>
                </div>

                <div class="row g-3 mt-1">
                    <div class="col-12 col-md-6 col-xl-3">
                        <div class="rounded-4 p-3 invoice-stat-card h-100">
                            <div class="d-flex align-items-center justify-content-between gap-3">
                                <div>
                                    <div class="small text-muted mb-1 text-nowrap">Invoices On Page</div>
                                    <div class="fs-4 fw-bold">{{ $invoices->count() }}</div>
                                </div>
                                <div class="fs-3 text-primary">
                                    <i class="bi bi-files"></i>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div class="col-12 col-md-6 col-xl-3">
                        <div class="rounded-4 p-3 invoice-stat-card h-100">
                            <div class="d-flex align-items-center justify-content-between gap-3">
                                <div>
                                    <div class="small text-muted mb-1 text-nowrap">Paid Invoices</div>
                                    <div class="fs-4 fw-bold">{{ $paidCount }}</div>
                                </div>
                                <div class="fs-3 text-success">
                                    <i class="bi bi-check2-circle"></i>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div class="col-12 col-md-6 col-xl-3">
                        <div class="rounded-4 p-3 invoice-stat-card h-100">
                            <div class="d-flex align-items-center justify-content-between gap-3">
                                <div>
                                    <div class="small text-muted mb-1 text-nowrap">Pending Invoices</div>
                                    <div class="fs-4 fw-bold">{{ $pendingCount }}</div>
                                </div>
                                <div class="fs-3 text-warning">
                                    <i class="bi bi-hourglass-split"></i>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div class="col-12 col-md-6 col-xl-3">
                        <div class="rounded-4 p-3 invoice-stat-card h-100">
                            <div class="d-flex align-items-center justify-content-between gap-3">
                                <div>
                                    <div class="small text-muted mb-1 text-nowrap">Visible Amount</div>
                                    <div class="fs-4 fw-bold">{{ number_format((float) $totalAmount, 2) }}</div>
                                </div>
                                <div class="fs-3 text-info">
                                    <i class="bi bi-cash-coin"></i>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </section>

        <section class="card admin-card border-0">
            <div class="card-header bg-primary text-white border-0 py-3">
                <div class="d-flex flex-column flex-lg-row align-items-lg-center justify-content-between gap-3">
                    <div>
                        <div class="fw-bold text-nowrap">Invoice Table</div>
                        <div class="small text-white-50">{{ $pendingCount }} invoice(s) waiting for payment</div>
                    </div>
                    <div class="w-100 ms-lg-auto" style="max-width: 420px;">
                        <label for="invoice-search" class="visually-hidden">Search invoices</label>
                        <div class="input-group invoice-search-shell">
                            <span class="input-group-text border-0 text-muted">
                                <i class="bi bi-search"></i>
                            </span>
                            <input
                                type="search"
                                class="form-control border-0"
                                id="invoice-search"
                                placeholder="Search invoice, customer, currency or status"
                                autocomplete="off"
                            >
                        </div>
                    </div>
                </div>
            </div>
            <div class="card-body p-0">
                <div class="table-responsive d-none d-md-block">
                    <table class="table align-middle mb-0 text-nowrap">
                        <thead class="table-light">
                            <tr>
                                <th class="px-4 py-3 small text-muted text-uppercase">Invoice No</th>
                                <th class="px-4 py-3 small text-muted text-uppercase">Customer Email</th>
                                <th class="px-4 py-3 small text-muted text-uppercase">Currency</th>
                                <th class="px-4 py-3 small text-muted text-uppercase">Amount</th>
                                <th class="px-4 py-3 small text-muted text-uppercase">Status</th>
                                <th class="px-4 py-3 small text-muted text-uppercase">Due Date</th>
                                <th class="px-4 py-3 small text-muted text-uppercase">Created At</th>
                                <th class="px-4 py-3 small text-muted text-uppercase text-end">Action</th>
                            </tr>
                        </thead>
                        <tbody id="invoice-table-body">
                            @forelse ($invoices as $invoice)
                                @php
                                    $statusClass = match ($invoice['status']) {
                                        'Paid' => 'success',
                                        'Draft' => 'secondary',
                                        default => 'warning',
                                    };
                                @endphp
                                <tr data-invoice-entry data-search="{{ strtolower($invoice['invoice_no'].' '.$invoice['customer_email'].' '.$invoice['currency'].' '.$invoice['status'].' '.$invoice['due_date'].' '.$invoice['created_at']) }}">
                                    <td class="px-4 py-3 fw-semibold">{{ $invoice['invoice_no'] }}</td>
                                    <td class="px-4 py-3">{{ $invoice['customer_email'] }}</td>
                                    <td class="px-4 py-3">{{ $invoice['currency'] }}</td>
                                    <td class="px-4 py-3 fw-bold">{{ $invoice['currency'] }} {{ number_format((float) $invoice['amount'], 2) }}</td>
                                    <td class="px-4 py-3"><span class="badge text-bg-{{ $statusClass }}">{{ $invoice['status'] }}</span></td>
                                    <td class="px-4 py-3">{{ $invoice['due_date'] }}</td>
                                    <td class="px-4 py-3">{{ $invoice['created_at'] }}</td>
                                    <td class="px-4 py-3 text-end">
                                        <div class="d-inline-flex gap-2">
                                            <button type="button" class="btn btn-outline-secondary btn-sm rounded-pill px-3 text-nowrap">View</button>
                                            <a href="{{ route('user.invoice.create') }}" class="btn btn-dark btn-sm rounded-pill px-3 text-nowrap">Edit</a>
                                        </div>
                                    </td>
                                </tr>
                            @empty
                                <tr id="invoice-search-empty-desktop">
                                    <td colspan="8" class="text-center text-muted py-5">No invoices available.</td>
                                </tr>
                            @endforelse
                        </tbody>
                    </table>
                </div>

                <div class="d-grid d-md-none mobile-table-list">
                    @forelse ($invoices as $invoice)
                        @php
                            $statusClass = match ($invoice['status']) {
                                'Paid' => 'success',
                                'Draft' => 'secondary',
                                default => 'warning',
                            };
                        @endphp
                        <article class="mobile-table-card p-4" data-invoice-entry data-search="{{ strtolower($invoice['invoice_no'].' '.$invoice['customer_email'].' '.$invoice['currency'].' '.$invoice['status'].' '.$invoice['due_date'].' '.$invoice['created_at']) }}">
                            <div class="d-flex align-items-start justify-content-between gap-3 mb-3">
                                <div>
                                    <div class="fw-bold">{{ $invoice['invoice_no'] }}</div>
                                    <div class="small text-muted">{{ $invoice['customer_email'] }}</div>
                                </div>
                                <span class="badge text-bg-{{ $statusClass }}">{{ $invoice['status'] }}</span>
                            </div>
                            <div class="small text-muted">Amount</div>
                            <div class="fw-bold mb-2">{{ $invoice['currency'] }} {{ number_format((float) $invoice['amount'], 2) }}</div>
                            <div class="small text-muted">Due Date</div>
                            <div class="mb-2">{{ $invoice['due_date'] }}</div>
                            <div class="small text-muted">Created At</div>
                            <div class="mb-3">{{ $invoice['created_at'] }}</div>
                            <div class="d-grid gap-2">
                                <button type="button" class="btn btn-outline-secondary btn-sm rounded-pill">View</button>
                                <a href="{{ route('user.invoice.create') }}" class="btn btn-dark btn-sm rounded-pill">Edit</a>
                            </div>
                        </article>
                    @empty
                        <div id="invoice-search-empty-mobile" class="text-center text-muted py-5">No invoices available.</div>
                    @endforelse
                </div>
            </div>
        </section>
    </div>
@endsection

@push('scripts')
    <script>
        document.addEventListener('DOMContentLoaded', () => {
            const searchInput = document.getElementById('invoice-search');
            const entries = Array.from(document.querySelectorAll('[data-invoice-entry]'));
            const desktopEmptyState = document.getElementById('invoice-search-empty-desktop');
            const mobileEmptyState = document.getElementById('invoice-search-empty-mobile');
            const searchShell = document.querySelector('.invoice-search-shell');

            if (!searchInput || !entries.length) {
                return;
            }

            const updateInvoices = () => {
                const query = searchInput.value.trim().toLowerCase();
                let visibleDesktop = 0;
                let visibleMobile = 0;

                if (searchShell) {
                    searchShell.classList.toggle('is-active', query.length > 0);
                }

                entries.forEach((entry) => {
                    const matches = !query || entry.dataset.search.includes(query);
                    entry.classList.toggle('d-none', !matches);

                    if (matches) {
                        if (entry.tagName === 'TR') {
                            visibleDesktop += 1;
                        } else {
                            visibleMobile += 1;
                        }
                    }
                });

                if (desktopEmptyState) {
                    desktopEmptyState.classList.toggle('d-none', visibleDesktop !== 0);
                }

                if (mobileEmptyState) {
                    mobileEmptyState.classList.toggle('d-none', visibleMobile !== 0);
                }
            };

            searchInput.addEventListener('input', updateInvoices);
        });
    </script>
@endpush