@extends('layouts.admin.base-dashboard')

@section('title', 'Beranda')

@section('content')
<div class="container-fluid">
    @role('cashier')
    <h1>Home</h1>
    @endrole

    @role('superadmin|admin')
    <div class="card shadow-sm">
        <div class="card-header fw-bold bg-primary text-white">Dashboard</div>
        <div class="card-body">
            <form id="filter-form" class="row g-2 mb-4 align-items-end">
                <div class="col-md-4">
                    <label for="from">Dari Tanggal</label>
                    <input type="text" id="from" name="from" class="form-control datepicker" autocomplete="off" placeholder="yyyy-mm-dd">
                </div>
                <div class="col-md-4">
                    <label for="to">Sampai Tanggal</label>
                    <input type="text" id="to" name="to" class="form-control datepicker" autocomplete="off" placeholder="yyyy-mm-dd">
                </div>
                <div class="col-md-2 d-flex align-items-end">
                    <button type="submit" class="btn btn-primary btn-sm w-100">Filter</button>
                </div>
            </form>
            <div class="row">
                <div class="col-lg-6 mb-4">
                    <div class="card shadow">
                        <div class="card-header bg-primary text-white">
                            Grafik Omset Harian
                        </div>
                        <div class="card-body">
                            <canvas id="chartDaily"></canvas>
                        </div>
                    </div>
                </div>
                <div class="col-lg-6 mb-4">
                    <div class="card shadow">
                        <div class="card-header bg-info text-white">
                            Grafik Omset per Cabang
                        </div>
                        <div class="card-body">
                            <canvas id="chartBranch"></canvas>
                        </div>
                    </div>
                </div>
                <div class="col-lg-6 mb-4">
                    <div class="card shadow">
                        <div class="card-header bg-success text-white">
                            <i class="bi bi-pie-chart-fill"></i> Produk Terlaris (Top 5)
                        </div>
                        <div class="card-body">
                            <div style="max-width:330px;margin:auto;">
                                <canvas id="pieChart"></canvas>
                            </div>
                        </div>
                    </div>
                </div>
                <!-- Produk Stok Kurang dari 5 -->
                <div class="col-lg-6 mb-4">
                    <div class="card shadow">
                        <div class="card-header bg-danger text-white">
                            <i class="la la-exclamation-triangle text-white"></i> Produk Stok Kurang dari 5
                        </div>
                        <div class="card-body p-0">
                            <div class="table-responsive">
                                <table class="table table-striped mb-0" id="lowStockTable">
                                    <thead>
                                        <tr>
                                            <th>Produk</th>
                                            <th>Cabang</th>
                                            <th>Stok</th>
                                        </tr>
                                    </thead>
                                    <tbody>
                                        {{-- Data diisi AJAX --}}
                                    </tbody>
                                </table>
                                <div id="noLowStock" class="text-center text-muted p-3 d-none">Semua stok aman 🎉</div>
                            </div>
                        </div>
                    </div>
                </div>
                <!-- End -->
            </div>
        </div>
    </div>
    @endrole
</div>
@endsection

@push('script')
<script src="{{ asset('admin/assets/js/chart.js') }}"></script>
<style>
#pieChart {
    width: 100% !important;
    height: 220px !important;
    max-width: 330px;
    margin: 0 auto;
}
</style>
<script>
$(function() {
    $('.datepicker').datepicker({
        format: 'yyyy-mm-dd',
        autoclose: true,
        todayHighlight: true,
        orientation: "bottom"
    });

    // Line chart Omset Harian
    let chartDaily = new Chart(document.getElementById('chartDaily').getContext('2d'), {
        type: 'line',
        data: { labels: [], datasets: [{ label: 'Omset', data: [], borderColor: '#0069d9', backgroundColor: 'rgba(0,105,217,0.15)', tension: 0.2, pointRadius: 5, pointBackgroundColor: '#0069d9', fill: true }] },
        options: {
            scales: { y: { beginAtZero: true, ticks: { callback: val => 'Rp' + val.toLocaleString() } } },
            plugins: { legend: { display: false } }
        }
    });

    // Bar chart Omset per Cabang
    let chartBranch = new Chart(document.getElementById('chartBranch').getContext('2d'), {
        type: 'bar',
        data: { labels: [], datasets: [{ label: 'Omset', data: [], backgroundColor: '#17a2b8', borderRadius: 8 }] },
        options: {
            indexAxis: 'y',
            scales: { x: { beginAtZero: true, ticks: { callback: val => 'Rp' + val.toLocaleString() } } },
            plugins: { legend: { display: false } }
        }
    });

    // Pie chart Produk Terlaris
    let pieChart;

    function loadCharts(params = {}) {
        // Omset Harian
        $.get("{{ route('reports.pos.chart-daily') }}", params, function(res) {
            chartDaily.data.labels = res.labels;
            chartDaily.data.datasets[0].data = res.data;
            chartDaily.update();
        });
        // Omset Per Cabang
        $.get("{{ route('reports.pos.chart-branch') }}", params, function(res) {
            chartBranch.data.labels = res.labels;
            chartBranch.data.datasets[0].data = res.data;
            chartBranch.update();
        });
        // Produk Terlaris (Top 5)
        $.get("{{ route('reports.product.popular.data') }}", params, function(res) {
            let ctx = document.getElementById('pieChart').getContext('2d');
            if (pieChart) pieChart.destroy();
            pieChart = new Chart(ctx, {
                type: 'pie',
                data: {
                    labels: res.labels,
                    datasets: [{
                        data: res.data,
                        backgroundColor: [
                            '#007bff','#6c757d','#28a745','#ffc107','#dc3545'
                        ],
                    }]
                },
                options: {
                    responsive: true,
                    maintainAspectRatio: false,
                    plugins: {
                        legend: { position: 'bottom', labels: { color: '#333' } },
                        title: {
                            display: true,
                            text: '5 Produk Terlaris',
                            color: '#007bff',
                            font: { size: 16 }
                        }
                    }
                }
            });
        });

        // Produk Stok Kurang dari 5
        $.get("{{ route('reports.product.lowstock') }}", params, function(res) {
            let $tbody = $('#lowStockTable tbody');
            $tbody.empty();
            if (res.length > 0) {
                $('#noLowStock').addClass('d-none');
                res.forEach(function(row) {
                    $tbody.append(`<tr>
                        <td>${row.product_name}</td>
                        <td>${row.branch_name}</td>
                        <td><span class="badge badge-danger">${row.stock}</span></td>
                    </tr>`);
                });
            } else {
                $('#noLowStock').removeClass('d-none');
            }
        });
    }

    loadCharts();

    $('#filter-form').on('submit', function(e) {
        e.preventDefault();
        let from = $('#from').val();
        let to = $('#to').val();
        loadCharts({ from, to });
    });
});
</script>
@endpush