<?php

namespace App\Admin\Controllers;

use App\Enums\OfflineOrderStatus;
use App\Models\OfflineOrder;
use App\Models\OfflineOrderItem;
use App\Models\OfflineProductCategory;
use App\Models\Store\Store;
use Dcat\Admin\Grid;
use Dcat\Admin\Http\Controllers\AdminController;
use Illuminate\Support\Facades\DB;

class OfflineOrderItemStatisticController extends AdminController
{
    protected function grid()
    {
        $datetime = request('datetime');
        // 开始时间
        $start = $datetime['start'] ?? '';
        // 结束时间
        $end = $datetime['end'] ?? '';

        $ordersTable = (new OfflineOrder())->getTable();
        $orderItemsTable = (new OfflineOrderItem())->getTable();

        $stores = Store::pluck('title', 'id');
        $productCategories = OfflineProductCategory::pluck('name', 'id');

        $builder = OfflineOrderItem::select([
                "{$orderItemsTable}.product_category_id",
                "{$ordersTable}.store_id",
                DB::raw("SUM({$orderItemsTable}.points_deduction_amount) AS points_deduction_amount"),
                DB::raw("SUM({$orderItemsTable}.payment_amount) AS payment_amount"),
            ])
            ->join("{$ordersTable}", "{$orderItemsTable}.order_id", '=', "{$ordersTable}.id")
            ->where("{$ordersTable}.status", OfflineOrderStatus::Paid)
            ->when($start || $end, function ($builder) use ($start, $end, $ordersTable) {
                if ($start && $end) {
                    return $builder->whereBetween("{$ordersTable}.payment_time", [$start, $end]);
                }
                return $builder->when($start, fn ($builder) => $builder->where("{$ordersTable}.payment_time", '>=', $start))
                    ->when($end, fn ($builder) => $builder->where("{$ordersTable}.payment_time", '<=', $end));
            })
            ->groupBy(["{$orderItemsTable}.product_category_id", "{$ordersTable}.store_id"]);

        $grid = Grid::make($builder);

        $grid->filter(function (Grid\Filter $filter) use ($stores, $productCategories) {
            $filter->panel();
            $filter->equal('store_id')->select($stores)->width(4);
            $filter->equal('product_category_id')->select($productCategories)->width(4);
            $filter->between('datetime')->datetime()->ignore()->width(4);
        });

        $grid->column('product_category_id')->display(fn ($v) => $productCategories->get($v) ?: '其它');
        $grid->column('store_id')->display(fn ($v) => $stores->get($v) ?: '其它');
        $grid->column('products_total_amount')->display(fn ($v) => bcdiv($this->points_deduction_amount + $this->payment_amount, 100, 2));
        $grid->column('points_deduction_amount')->display(fn ($v) => bcdiv($v, 100, 2));
        $grid->column('payment_amount')->display(fn ($v) => bcdiv($v, 100, 2));

        $grid->disablePagination();
        $grid->disableFilterButton();
        $grid->disableActions();

        $grid->footer(function ($collection) use ($grid, $start, $end, $ordersTable, $orderItemsTable) {
            $query = OfflineOrderItem::select([
                    DB::raw("SUM({$orderItemsTable}.points_deduction_amount) AS points_deduction_amount"),
                    DB::raw("SUM({$orderItemsTable}.payment_amount) AS payment_amount"),
                ])
                ->join("{$ordersTable}", "{$orderItemsTable}.order_id", '=', "{$ordersTable}.id")
                ->where("{$ordersTable}.status", OfflineOrderStatus::Paid)
                ->when($start || $end, function ($builder) use ($start, $end, $ordersTable) {
                    if ($start && $end) {
                        return $builder->whereBetween("{$ordersTable}.payment_time", [$start, $end]);
                    }
                    return $builder->when($start, fn ($builder) => $builder->where("{$ordersTable}.payment_time", '>=', $start))
                        ->when($end, fn ($builder) => $builder->where("{$ordersTable}.payment_time", '<=', $end));
                });

            $grid->model()->getQueries()->unique()->each(function ($value) use (&$query) {
                if (in_array($value['method'], ['paginate', 'get', 'orderBy', 'orderByDesc'], true)) {
                    return;
                }

                $query = call_user_func_array([$query, $value['method']], $value['arguments'] ?? []);
            });

            $results = $query->first();

            // $onlineOrdersCount = $results['orders_count'] ?? 0;
            $pointsDeductionAmount = bcdiv($results['points_deduction_amount'] ?? 0, 100, 2);
            $paymentAmount = bcdiv($results['payment_amount'] ?? 0, 100, 2);
            $totalAmount = bcadd($pointsDeductionAmount, $paymentAmount, 2);

            return <<<HTML
            <table class="table table-bordered">
                <tbody>
                    <tr>
                        <td>单统计</td>
                        <td>订单总额: $totalAmount</td>
                        <td>积分抵扣: $pointsDeductionAmount</td>
                        <td>实付总额: $paymentAmount</td>
                    <tr>
                </tbody>
            </table>
            HTML;
        });

        return $grid;
    }
}