<?php
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// +----------------------------------------------------------------------
// | author: likeshop.cn.team
// +----------------------------------------------------------------------


namespace app\admin\controller\goods;

use app\common\basics\AdminBase;
use app\common\enum\GoodsEnum;
use app\common\model\goods\GoodsBrand;
use app\common\model\goods\GoodsUnit;
use app\common\model\Freight;
use app\common\model\goods\Supplier;
use app\common\model\goods\Goods as GoodsModel;
use app\common\model\shop\Shop;
use app\common\server\JsonServer;
use app\admin\logic\goods\CategoryLogic as MallCategoryLogic;
use app\admin\logic\goods\GoodsLogic;
use app\admin\logic\goods\ColumnLogic;
use app\shop\logic\goods\CategoryLogic as ShopCategoryLogic;
use PhpOffice\PhpSpreadsheet\IOFactory;
use think\exception\ValidateException;
use app\admin\validate\goods\GoodsValidate;
use think\facade\Db;
use think\facade\Log;
use think\response\Json;

/**
 * 商品管理
 * Class Goods
 */
class Goods extends AdminBase
{
    /**
     * Notes: 列表
     */
    public function lists()
    {
        if ($this->request->isAjax()) {
            $get = $this->request->get();
            return JsonServer::success('', GoodsLogic::lists($get));
        }

        $cate_list = MallCategoryLogic::categoryTreeeTree();
        $statistics = GoodsLogic::statistics();
        $column_list = ColumnLogic::getList();
        return view('', [
            'statistics' => $statistics,
            'cate_list' => $cate_list,
            'column_list' => $column_list,
            'goods_type'        => GoodsEnum::getTypeDesc()
        ]);
    }

    /**
     * 查看
     */
    public function view()
    {
        $goods_id = $this->request->get('goods_id');
        $shop_id = GoodsModel::where('id', $goods_id)->value('shop_id');
        return view('goods/goods/add', [
            'category_lists' => json_encode(MallCategoryLogic::getAllTree(), JSON_UNESCAPED_UNICODE),
            'shop_category_lists' => json_encode(ShopCategoryLogic::listAll($shop_id), JSON_UNESCAPED_UNICODE),
            'brand_lists' => json_encode(GoodsBrand::getNameColumn(), JSON_UNESCAPED_UNICODE),
            'supplier_lists' => json_encode(Supplier::getNameColumn(), JSON_UNESCAPED_UNICODE),
            'unit_lists' => json_encode(GoodsUnit::getNameColumn(), JSON_UNESCAPED_UNICODE),
            'freight_lists' => json_encode(Freight::getNameColumn($shop_id), JSON_UNESCAPED_UNICODE),
            'info' => json_encode(GoodsLogic::info($goods_id), JSON_UNESCAPED_UNICODE)
        ]);
    }

    /**
     * 违规重审
     */
    public function reAudit()
    {
        if ($this->request->isAjax()) {
            try {
                $params = $this->request->post();
                validate(GoodsValidate::class)->scene('re_audit')->check($params);
            } catch (ValidateException $e) {
                return JsonServer::error($e->getMessage());
            }
            $result = GoodsLogic::reAudit($params);
            if ($result) {
                return JsonServer::success('保存成功');
            }
            return JsonServer::error('保存失败');
        }

        $goods_id = $this->request->get('goods_id', '', 'intval');
        return view('re_audit', [
            'goods_id' => $goods_id
        ]);
    }

    /**
     * 商品设置
     */
    public function setInfo()
    {
        if ($this->request->isAjax()) {
            try {
                $params = $this->request->post();
                validate(GoodsValidate::class)->scene('set_info')->check($params);
            } catch (ValidateException $e) {
                return JsonServer::error($e->getMessage());
            }
            $result = GoodsLogic::setInfo($params);
            if ($result) {
                return JsonServer::success('设置成功');
            }
            return JsonServer::error('设置失败');
        }
        $goods_id = $this->request->get('goods_id', '', 'intval');
        $goods_detail = GoodsModel::find($goods_id);
        $goods_detail['column_ids'] = $goods_detail['column_ids'] ? explode(',', $goods_detail['column_ids']) : [];
        $goods_detail['column_ids'] = json_encode($goods_detail['column_ids']);
        $column_list = ColumnLogic::getList();
        return view('set_info', [
            'goods_id' => $goods_id,
            'column_list' => json_encode($column_list),
            'goods_detail' => $goods_detail
        ]);
    }

    /**
     * 审核
     */
    public function audit()
    {
        if ($this->request->isAjax()) {
            try {
                $params = $this->request->post();
                validate(GoodsValidate::class)->scene('audit')->check($params);
            } catch (ValidateException $e) {
                return JsonServer::error($e->getMessage());
            }
            $result = GoodsLogic::audit($params);
            if ($result) {
                return JsonServer::success('操作完成');
            }
            return JsonServer::error('操作失败');
        }
        $goods_id = $this->request->get('goods_id', '', 'intval');
        return view('audit', [
            'goods_id' => $goods_id
        ]);
    }

    public function totalCount()
    {
        if ($this->request->isAjax()) {
            return JsonServer::success('获取成功', GoodsLogic::statistics());
        }

        return false;
    }

    public function export(): Json
    {
        set_time_limit(0);
        ini_set('memory_limit', '1024M');

        if ($this->request->isAjax()) {
            try {
                $ids = input('ids/a', []);
                $shopName = input('post.shop_name', '');
                $goodsName = input('post.goods_name', '');
                $goodsType = input('post.goods_type', '');
                $platformCateId = input('post.platform_cate_id', 0);

                $writer = new \XLSXWriter();

                $fieldsArr = [
                    'ID' => 'string',
                    '商品名称' => 'string',
                    '商品编码' => 'string',
                    '商家名称' => 'string',
                    '单位' => 'string',
                    '品牌' => 'string',
                    '一级分类' => 'string',
                    '二级分类' => 'string',
                    '三级分类' => 'string',
                    '图片' => 'string',
                    '详情' => 'string',
                    '状态' => 'string',
                    '实际销量' => 'string',
                    '价格' => 'string',
                    '库存' => 'string',
                    '审核状态' => 'string',
                    '自定义参数' => 'string',

//                    '商品规格' => 'string'
                ];
                $writer->writeSheetHeader('Sheet1', $fieldsArr);


                $where = [];

                if (!empty($ids)) {
                    $where[] = ['g.id', 'in', $ids];
                } else {
                    if(!empty($shopName) || $shopName == '0') {
                        $where[] = ['s.name','like','%'.$shopName.'%'];
                    }

                    if(!empty($goodsName) || $goodsName == '0') {
                        $where[] = ['g.name','like','%'.$goodsName.'%'];
                    }
                    if(!empty($platformCateId)) {
                        $where[] = ['g.first_cate_id|g.second_cate_id|g.third_cate_id','=', $platformCateId];
                    }

                    if(!empty($goodsType) || $goodsType == '0') {
                        $where[] = ['g.type','=', $goodsType];
                    }
                }

                $total = GoodsModel::alias('g')
                    ->leftJoin('shop s', 'g.shop_id = s.id')
//                    ->leftJoin('goods_item gi', 'gi.goods_id = g.id') // 先注释 不关联查询sku 否则非常慢
                    ->where($where)->count();

                if ($total > 100000) {
                    return JsonServer::error('导出条数不能超过10W条');
                }

                if ($total == 0) {
                    return JsonServer::error('没有符合条件的数据');
                }

                $fieldRaw = "g.id as id, g.name as name,g.code,s.name as shop_name,gu.name as unit_name,gb.name as brand_name,
                gc1.name as first_cate_name,gc2.name as second_cate_name,gc3.name as third_cate_name,
                g.image,g.content,g.status,g.sales_actual,g.max_price,g.min_price,g.stock,g.audit_status,g.custom_params
                ";

                // 先注释 不关联查询sku 否则非常慢
//                $fieldRaw .= " ,GROUP_CONCAT(CONCAT('规格名称:',gi.spec_value_str,' 价格:',gi.price, ' 库存:',gi.stock) ORDER BY gi.spec_value_str SEPARATOR ';') AS sku_list";
                $query = GoodsModel::alias('g')
                    ->leftJoin('shop s', 'g.shop_id = s.id')
                    ->leftJoin('goods_unit gu', 'g.unit_id = gu.id')
                    ->leftJoin('goods_brand gb', 'g.brand_id = gb.id')
                    ->leftJoin('goods_category gc1', 'g.first_cate_id = gc1.id')
                    ->leftJoin('goods_category gc2', 'g.second_cate_id = gc2.id')
                    ->leftJoin('goods_category gc3', 'g.third_cate_id = gc3.id');
//                    ->leftJoin('goods_item gi', 'gi.goods_id = g.id');// 先注释 不关联查询sku 否则非常慢

                $cursor = $query
                    ->where($where)
                    ->limit(100000)
                    ->fieldRaw($fieldRaw)
                    ->group('g.id')
                    ->cursor();

                foreach($cursor as $k => $item) {
                    $row = [];
                    $row[] = (string)$item['id'];
                    $row[] = $item['name'];
                    $row[] = $item['code'];
                    $row[] = $item['shop_name'];
                    $row[] = $item['unit_name'];
                    $row[] = $item['brand_name'];
                    $row[] = $item['first_cate_name'];
                    $row[] = $item['second_cate_name'];
                    $row[] = $item['third_cate_name'];
                    $row[] = $item['image'];
                    $row[] = $item['content'];
                    $status = '';
                    switch ($item['status'])
                    {
                        case 1:
                            $status = '上架中';
                            break;
                        case 0:
                            $status = '仓库中';
                            break;
                    }
                    $row[] = $status;
                    $row[] = $item['sales_actual'];
                    $price = $item['min_price'];
                    if ($item['max_price'] != $item['min_price']) {
                        $price = sprintf('%s - %s', $item['min_price'], $item['max_price']);
                    }
                    $row[] = $price;
                    $row[] = $item['stock'];
                    $auditStatus = '';
                    switch ($item['audit_status'])
                    {
                        case 1:
                            $auditStatus = '审核通过';
                            break;
                        case 2:
                            $auditStatus = '审核失败';
                            break;
                        case 0:
                            $auditStatus = '待审核';
                            break;
                    }
                    $row[] = $auditStatus;
                    $row[] = $item['custom_params'];
//                    $row[] = $item['sku_list'];// 先注释 不关联查询sku 否则非常慢
                    $writer->writeSheetRow('Sheet1', $row);
                }

                $src = 'uploads/export/goods_'.time().'.xlsx';
                $writer->writeToFile($src);
//                $domain = request()->domain();
                return JsonServer::success('资料整理完成 等待下载', ['url' => '/admin/goods.Goods/download?url='.$src]);
            } catch (\Exception $e) {
                return JsonServer::error($e->getMessage());
            }
        }
        return JsonServer::success('导出完成 本次使用内存#'.floor((memory_get_peak_usage())/1024/1024)."MB", input('post.'));
    }

    public function download()
    {
        $url = input('url');
        $fullPath = public_path().$url;
        if (file_exists($fullPath)) {
            return download($fullPath, sprintf('商品导出_%s.xlsx', date('Y_m_d_H_i_s')));
        }
        echo '文件不存在';exit;
    }

    // 导入商品
    public function import()
    {
        if($this->request->isAjax()){
            set_time_limit(0);
            ini_set('memory_limit', '1024M');

            $shopId = input('shop_id');
            if (empty($shopId)) {
                return JsonServer::error('请先选择商家');
            }
            $file = request()->file('file');
            if (!$file) {
                return JsonServer::error('文件不存在');
            }

            if ($file->getSize() > 100 * 1024 * 1024) {
                return JsonServer::error('导入文件不要超过100M');
            }

            $filePath = $file->getPathname();

            // 导入Excel文件
            $spreadsheet = IOFactory::load($filePath);
            $worksheet = $spreadsheet->getActiveSheet();
            if ($worksheet === null) {
                return JsonServer::error('不是有效的excel文件');
            }

            // 获取最大行数
            $highestRow = $worksheet->getHighestRow();

            // 每N条记录处理一次批量导入
            $batchSize = 500;
            $dataAll = [];
            $totalCount = 0;

            $batchCode = [];// 同批次商品编码

            // 读取数据并批量导入
            for ($row = 2; $row <= $highestRow; $row++) {
                $data = [];

                $data['name'] = (string)$worksheet->getCell('A' . $row)->getValue();
                if (empty($data['name'])) {
                    continue;//不存在就跳转到下一条
                }
                $data['code'] = (string)$worksheet->getCell('B' . $row)->getValue();
                if (empty($data['code'])) {
                    continue;//不存在就跳转到下一条
                }
                $batchCode[] = $data['code'];

                $data['unit'] = (string)$worksheet->getCell('C' . $row)->getValue();
                $data['brand'] = (string)$worksheet->getCell('D' . $row)->getValue();
                $data['first_cate'] = (string)$worksheet->getCell('E' . $row)->getValue();
                $data['second_cate'] = (string)$worksheet->getCell('F' . $row)->getValue();
                $data['third_cate'] = (string)$worksheet->getCell('G' . $row)->getValue();
                $data['image'] = (string)$worksheet->getCell('H' . $row)->getValue();
                $data['images'] = (string)$worksheet->getCell('I' . $row)->getValue();
                $data['content'] = (string)$worksheet->getCell('J' . $row)->getValue();
                $data['price'] = (string)$worksheet->getCell('K' . $row)->getValue();
                $data['stock'] = (string)$worksheet->getCell('L' . $row)->getValue();
                $data['custom_params'] = (string)$worksheet->getCell('M' . $row)->getValue();

                $dataAll[$data['code']] = $data;
//                // 每N条记录进行一次批量插入操作，可以调整batchSize的值
//                Log::write(sprintf('excel row:%s total:%s', $row, $totalCount));
                if ($totalCount % $batchSize == 0) {
                    // 已存在的商品编码数组
                    GoodsModel::batchInsert($shopId, $dataAll, $batchCode);

                    $dataAll = [];//清空该批次
                    $batchCode = [];// 清空该批次商品编码
                }

                $totalCount++; // 记录已处理的行数
            }

//            Log::write(sprintf('循环结束 row:%s total:%s', json_encode($needInsertGoods), $totalCount));
            // 最后一批次导入
            if (!empty($dataAll)) {
//                Log::write('最后一批次导入');
                GoodsModel::batchInsert($shopId, $dataAll, $batchCode);
            }
            // 以上 基础商品记录已插入
            // SKU相关完善 包含SKU、规格、规格值
            // 启动事务
            Db::startTrans();
            try {
                GoodsModel::batchHandleSku();//批量插入规格名
                Db::commit();
            } catch (\Exception $e) {
                // 回滚事务
                Db::rollback();
            }

            GoodsModel::handleImages();//处理商品组图  插入到组图表
            GoodsModel::handleBrand();//处理商品品牌  插入到品牌表 未更新商品表中的brand_id
            GoodsModel::handleUnit();//处理商品单位  插入到单位表 未更新商品表中的unit_id
            GoodsModel::handleCategory();//处理商品分类  插入到分类表 未更新商品表中的分类ID
            GoodsModel::handleSelfInfo();//处理商品自身数据的更新 更新分类ID、品牌ID、单位ID

            return JsonServer::success('导入成功');
        }
        $shopList = Shop::where('del', 0)->field('id,name')->select();
        return view('', [
            'shop_list' => json_encode($shopList)
        ]);

    }

    public function importTemplate()
    {
        $fullPath = public_path().'static/admin/images/import_demo.xlsx';
        if (file_exists($fullPath)) {
            return download($fullPath, '商品导入模版.xlsx');
        }
        echo '文件不存在';exit;
    }
}