<?php


namespace app\seller\controller;


use app\common\controller\SellerController;
use app\http\IResponse;
use think\Db;
use think\facade\Log;

class Goods extends SellerController
{
    /**
     * 新增规格
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/6/19 17:08
     *
     * @return mixed
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function createSpec()
    {
        // 接收数据
        $params = $this->request->param();
        // 数据校验
        $valid = $this->validate($params,[
            'name|规格名称' => 'require',
        ]);
        (true !== $valid) && IResponse::failure($valid);
        // 1. 存在性
        $model = model('common/GoodsSpec');
        if ($spec = $model->where(['spec_name' => $params['name']])->find())
        {
            //直接返回id
            return IResponse::success($spec);
        }
        // 不存在则新增
        return IResponse::success($model->create([
            'spec_name' => $params['name']
        ],true));
    }

    /**
     * 新增规格属性
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/6/19 17:10
     *
     * @return mixed
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function createSpecValue()
    {
        // 接收数据
        $params = $this->request->param();
        // 数据校验
        $valid = $this->validate($params,[
            'spec_id|规格ID' => 'require',
            'name|规格属性名称' => 'require',
        ]);
        (true !== $valid) && IResponse::failure($valid);
        // 1. 存在性
        $model = model('common/GoodsSpecValue');
        if ($value = $model->where(['spec_id' => $params['spec_id'],'value_name' => $params['name']])->find())
        {
            //直接返回id
            return IResponse::success($value);
        }
        // 不存在则新增
        return IResponse::success($model->create([
            'spec_id' => $params['spec_id'],
            'value_name' => $params['name']
        ],true));
    }

    /**
     * 取得商品规格
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/6/19 17:00
     *
     * @param $id
     * @return mixed
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getSkuById($id)
    {
        // 获取规格
        $skus = model('common/GoodsSku')
            ->where(['goods_id' => $id])
            ->select();

        $spec = [];
        $values = [];
        $ret = [];

        // 取出这个产品的SPEC SPEC_VALUE
        foreach ($skus as $sku) {
            $ret['sku'][] = [
                'ids' => dejson($sku['spec_param']),
                'price' => $sku['price'],
                'instock_price' => $sku['instock_price'],
                'stock' => $sku['stock'],
            ];
            foreach (dejson($sku['spec_param']) as $sp) {
                foreach ($sp as $sid => $vid) {
                    $spec[] = model('GoodsSpec')->where(['id' => $sid])->find();
                    $values[] = model('GoodsSpecValue')->where(['spec_id' => $sid, 'id' => $vid])->find();
                }
            }
        }

        // 构造
        foreach (array_unique($spec) as $s => $k) {
            $sub = [];
            foreach (array_unique($values) as $i => $v) {
                if ($v['spec_id'] == $k['id']) {
                    $sub[] = [
                        'id' => $v['id'],
                        'name' => $v['value_name']
                    ];
                }
            }
            $ret['spec'][] = [
                'id' => $k['id'],
                'name' => $k['spec_name'],
                'sub' => $sub
            ];
        }

        return IResponse::success($ret);
    }

    /**
     * 获取商品信息
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/10 12:15
     *
     * @return mixed
     * @throws \Lettered\Support\Exceptions\FailedException
     * @throws \think\exception\DbException
     */
    public function index()
    {
        $where = [];
        //组合搜索
        !empty(input('name')) && $where[]
            = ['name', 'like', '%' . input('name') . '%'];
        !empty(input('seller_id')) && $where[]
            = ['seller_id', 'eq', input('seller_id')];
        !empty(input('category_id')) && $where[]
            = ['category_id', 'eq', input('category_id')];
        !empty(input('area')) && $where[]
            = ['area_id', 'eq', input('area')];

        $product = model('common/Goods');

        return IResponse::paginate($product->where($where)
            ->where(['seller_id' => $this->seller->id])
            ->with(['category'])->order(['created_at' => 'desc'])
            ->paginate(input('limit'),false));
    }

    /**
     * 新增产品
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/10 12:32
     *
     * @return mixed
     */
    public function save()
    {
        // 接收数据
        $params = $this->request->param();
        // 归属商家
        $params['seller_id'] = $this->seller->id;
        // 数据校验
        $valid = $this->validate($params,[
            'seller_id|归属商家' => 'require',
            'cover_img|产品主图' => 'require',
            'name|产品名称' => 'require|unique:Goods',
            'sku|产品规格' => 'require',
            'content|产品详情' => 'require',
            'sku| 商品规格参数' => 'require'
        ],[
            'email.unique' => '重复产品名称！'
        ]);

        (true !== $valid) && IResponse::failure($valid);


        // 保存数据
        $goodsId = model('common/Goods')->storeBy($params);
  
   
        Db::startTrans();
        try {
            // sku处理
            $insku = dejson($params['sku']);
            //库存
            $stock = 0;
            foreach ($insku as &$sku){
                $sku['goods_id'] = $goodsId;
                $sku['spec_param'] = enjson($sku['ids']);
                $sku['param'] = enjson($sku['param']);
                $stock += $sku['stock'];
                model('common/GoodsSku')::create($sku, true);
            }

            // 进货价
            $iprice = array_column($insku, 'instock_price');
            sort($iprice);
            // 价格
            $price = array_column($insku, 'price');
            sort($price);
            // 更新信息
            model('common/Goods')->updateBy($goodsId, [
                'stock' => $stock,
                'instock_price' => $iprice[0],
                'price' => $price[0]
            ]);

            Db::commit();
        }catch (\Exception $e){
            Log::debug($e->getMessage());
            Db::rollback();
        }

        return $goodsId ? IResponse::success([],'新增产品成功'):
            IResponse::failure('新增产品异常');
    }

    /**
     * 更新产品信息
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/10 12:32
     *
     * @param $id
     * @return mixed
     * @throws \think\Exception
     * @throws \think\exception\PDOException
     */
    public function update($id)
    {
        // 接收数据
        $params = $this->request->param();
        // 归属商家
        $params['seller_id'] = $this->seller->id;
        // 查询
        $goods = model('common/Goods')->findBy($id);

        // 是否更改状态操作
        if (isset($params['status']) && $params['status'] != '') {
            $valid = $this->validate($params, [
                'status|配置状态' => 'require|integer'
            ]);
        }else {
            // 数据校验
            $valid = $this->validate($params, [
                'seller_id|归属商家' => 'require',
                'cover_img|产品主图' => 'require',
                'name|产品名称' => 'require|unique:Goods',
                'sku|产品规格' => 'require',
                'content|产品详情' => 'require',
                'sku| 商品规格参数' => 'require'
            ]);
        }
        // 错误返回
        (true !== $valid) && IResponse::failure($valid);

        // 删除旧数据
        //TODO 模型方法有bug,等待优化
        $this->app->db()->name('goods_sku')->where(['goods_id' => $goods['id']])->delete();

        // sku处理
        $insku = dejson($params['sku']);

        $stock = 0;
        foreach ($insku as &$sku){
            $sku['goods_id'] = $goods['id'];
            $sku['spec_param'] = enjson($sku['ids']);
            $sku['param'] = enjson($sku['param']);
            $stock += $sku['stock'];
            model('common/GoodsSku')::create($sku,true);
        }
        // 库存
        $params['stock'] = $stock;
        // 进货价
        $iprice = array_column($insku, 'instock_price');
        sort($iprice);
        $params['instock_price'] = $iprice[0];
        // 价格
        $price = array_column($insku, 'price');
        sort($price);
        $params['price'] = $price[0];
        // 更新信息
        $goods->updateBy($id, $params);

        return IResponse::success('更新产品信息成功');
    }

    /**
     * 删除产品
     *
     * @param $id
     * @return \think\response\Json
     */
    public function delete($id)
    {
        model('common/Goods')->deleteBy($id);
        return IResponse::success([],'删除产品成功');
    }

    /************ 分类 **********************/
    public function categories()
    {
        $where = [];
        //组合搜索
        $user = model('common/GoodsCategory');

        return IResponse::paginate($user->where($where)
            ->paginate(input('limit'),false));
    }

    /**
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/16 18:02
     *
     * @return mixed
     */
    public function plectron(){
        // 收参数
        $params = $this->request->param();

        foreach (str2arr($params['ids']) as $id){
            $user = model('common/GoodsOrder')->getBy($id);
            if ($this->request->isDelete()){
                $user->deleteBy($id);
            }
            $user->allowField(true)->updateBy($id, $params);
        }
        return IResponse::success([],'操作成功');
    }

    /**
     * 订单操作
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/16 18:02
     *
     * @param $id
     * @return mixed
     */
    public function actionOrder($id)
    {
        $param = $this->request->param();
        $valid = $this->validate($param, [
            'action|操作状态' => 'require'
        ]);
        // 错误返回
        (true !== $valid) && IResponse::failure($valid);
        $model = model('common/GoodsOrder');
        switch ($param['action']){
            case "ship":
                $msg = "发货";
                // 状态以及时间
                $model->updateBy($id,[
                    'shipping_at' => time(),
                    'status' => 3
                ]);
                break;
            case "confirm":
                $msg = "确认";
                // 系统帮助用户自主确认订单
                $model->updateBy($id,[
                    'received_at' => time(),
                    'status' => 4
                ]);
                break;
            case "delete":
                $msg = "删除";
                $model->deleteBy($id);
                break;
        }

        return IResponse::success([],$msg . '成功');
    }

}