<?php

namespace App\Admin\Controllers\Store;

use Dcat\Admin\{Form, Grid, Admin};
use Dcat\Admin\Http\Controllers\AdminController;
use Dcat\Admin\Models\Administrator;
use App\Models\{ProductCategory, ProductSku};
use App\Models\Store\{Store, ProductSku as StoreProductSku};
use Illuminate\Support\Facades\DB;

class ProductController extends AdminController
{
    protected $translation = 'store-product';

    public function listByStore()
    {
        $user = Admin::user();
        $canAdmin = $this->canAdmin();

        $query = StoreProductSku::with(['productSku']);
        if ($canAdmin) {
            $query->where('store_id', request('q'));
        } else {
            $stores = $user->stores->pluck('id');
            $query->whereIn('store_id', $stores);
        }

        $list = $query->get();
        $data = [];
        foreach($list as $item) {
            if ($item->productSku) {
                array_push($data, ['id' => $item->productSku->id, 'text' => $item->productSku->name]);
            } else {
                // logger()->error('店铺 商品 Sku 不存在, sku_id: ' . $item->product_sku_id);
            }
        }
        return $data;
    }

    protected function grid()
    {
        $grid = new Grid(StoreProductSku::with(['store', 'productSku.category']));
        $user = Admin::user();
        $canAdmin = $this->canAdmin();
        if (!$canAdmin) {
            $stores = $user->stores->pluck('id');
            $grid->model()->whereIn('store_id', $stores);
        }
        $grid->model()->orderBy('id', 'desc');

        $grid->column('productSku.id', 'ID');
        $grid->column('store.title', '店铺');
        $grid->column('productSku.category.name', '分类');
        $grid->column('productSku.name', '名称');
        $grid->column('productSku.specs', '规格')->label();
        $grid->column('productSku.cost_price', '成本价')->display(function ($value) {
            return bcdiv($value, 100, 2);
        });
        $grid->column('productSku.sell_price', '销售价')->display(function ($value) {
            return bcdiv($value, 100, 2);
        });
        $grid->column('amount', '库存');
        $grid->column('profit', '毛利')->display(function () {
            $sell_price = data_get($this->productSku, 'sell_price');
            $cost_price = data_get($this->productSku, 'cost_price');
            return round(($sell_price - $cost_price) / 100, 2, PHP_ROUND_HALF_DOWN);
        });
        $grid->column('cost', '成本')->display(function () {
            $cost_price = data_get($this->productSku, 'cost_price');
            return round($cost_price / 100 * $this->amount, 2, PHP_ROUND_HALF_DOWN);
        });
        $grid->column('sell', '销售')->display(function () {
            $sell_price = data_get($this->productSku, 'sell_price');
            return round($sell_price / 100 * $this->amount, 2, PHP_ROUND_HALF_DOWN);
        });
        $grid->column('status', '状态')->switch();
        $grid->paginate(10);

        $grid->showCreateButton($user->can('dcat.admin.store.product.create'));
        $grid->enableDialogCreate();

        $grid->showDeleteButton($user->can('dcat.admin.store.product.destroy'));

        $grid->filter(function (Grid\Filter $filter) {
            $filter->panel();
            $filter->equal('store_id')->select('api/store')->width(3);
            $filter->where('category_id', function ($q) {
                $id = $this->input;
                $q->whereHas('productSku', fn($q1) => $q1->filter(['category' => $id], \App\Endpoint\Api\Filters\ProductSkuFilter::class));
            }, '分类')->select(ProductCategory::selectOptions())->width(3);
            $filter->like('productSku.name', '名称')->width(3);
        });
        $grid->tools(function  (Grid\Tools  $tools)  {
            $tools->append(new \App\Admin\Actions\Store\ImportProduct());
            $tools->append(new \App\Admin\Actions\Store\DownloadProductTemplate());
        });

        $grid->footer(function ($collection) use ($grid) {
            $query = StoreProductSku::join('product_skus', 'product_skus.id', '=', 'store_product_skus.product_sku_id');
            $grid->model()->getQueries()->unique()->each(function ($value) use (&$query) {
                if (in_array($value['method'], ['paginate', 'get', 'orderBy', 'orderByDesc'], true)) {
                    return;
                }

                $query = call_user_func_array([$query, $value['method']], $value['arguments'] ?? []);
            });
            $count = $query->count();
            $sell_price = round($query->sum('product_skus.sell_price') / 100, 2, PHP_ROUND_HALF_DOWN);
            $cost_price = round($query->sum('product_skus.cost_price') / 100, 2, PHP_ROUND_HALF_DOWN);
            $stock = round($query->sum('store_product_skus.amount'), 2, PHP_ROUND_HALF_DOWN);
            $cost = round($query->sum(DB::raw('product_skus.cost_price * amount')) / 100, 2, PHP_ROUND_HALF_DOWN);
            $sell = round($query->sum(DB::raw('product_skus.sell_price * amount')) / 100, 2, PHP_ROUND_HALF_DOWN);
            return <<<HTML
            <table class="table table-bordered">
                <tbody>
                    <tr>
                        <td>统计</td>
                        <td>总数: $count</td>
                        <td>成本价: $cost_price</td>
                        <td>销售价: $sell_price</td>
                        <td>库存: $stock</td>
                        <td>总成本: $cost</td>
                        <td>总销售: $sell</td>
                    <tr>
                </tbody>
            </table>
            HTML;
        });
        return $grid;
    }

    protected function form()
    {
        $form = Form::make(StoreProductSku::with(['productSku']));
        $form->select('store_id')->options(Store::pluck('title', 'id'));
        $form->select('product_sku_id')->options(ProductSku::class)->ajax('api/product-skus');
        $form->hidden('product_spu_id');
        $form->switch('status', '状态')->default(1);
        $form->saving(function (Form $form) {
            if ($form->isCreating()) {
                $store_id = $form->input('store_id');
                $product_sku_id = $form->input('product_sku_id');
                $sku = ProductSku::findOrFail($product_sku_id);
                if (StoreProductSku::where(compact('store_id', 'product_sku_id'))->exists()) {
                    return $form->response()->error('该商品已经存在');
                }
                $form->product_spu_id = $sku->spu_id;
            }
        });
        return $form;
    }

    protected function canAdmin()
    {
        return Admin::user()->isRole('administrator');
    }
}