<?php

// +----------------------------------------------------------------------
// | ThinkAdmin
// +----------------------------------------------------------------------
// | 版权所有 2014~2019 广州楚才信息科技有限公司 [ http://www.cuci.cc ]
// +----------------------------------------------------------------------
// | 官方网站: http://demo.thinkadmin.top
// +----------------------------------------------------------------------
// | 开源协议 ( https://mit-license.org )
// +----------------------------------------------------------------------
// | gitee 代码仓库：https://gitee.com/zoujingli/ThinkAdmin
// | github 代码仓库：https://github.com/zoujingli/ThinkAdmin
// +----------------------------------------------------------------------

namespace app\approve\controller;

use app\common\constant\CommonConstant;
use app\common\model\ApproveApplyGoods;
use app\common\model\ApproveStockGoods;
use app\common\model\ApproveUseGoods;
use app\common\model\Goods as model;
use app\common\model\GoodsStock;
use app\common\service\GoodsCategoryService;
use library\Controller;
use think\Db;
use think\Exception;

/**
 * 商品
 */
class Goods extends Controller
{
    /**
     * 绑定数据表
     * @var string
     */
    protected $table = 'Goods';

    /**
     * 控制器初始化
     */
    protected function initialize()
    {
        $this->get_status_list = CommonConstant::get_status_list();
    }

    /**
     * 列表
     * @auth true
     * @menu true
     * @throws \think\Exception
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function index()
    {
        $status = input('status');
        $goods_name = input('goods_name');

        $this->title = '商品列表';
        $data = model::field('is_deleted', true)
            ->where('is_deleted', CommonConstant::IS_DELETED_0)
            ->when(array_key_exists($status, $this->get_status_list), function ($query) use ($status) {
                $query->where('status', $status);
            })
            ->when($goods_name, function ($query) use ($goods_name) {
                $query->where('goods_name', 'like', '%' . $goods_name . '%');
            })
            ->with([
                'goodsCategoryOne' => function ($query) {
                    $query->field('id,name');
                },
                'goodsCategory' => function ($query) {
                    $query->field('id,name');
                },
                'goodsStock'
            ])
            ->order('sort desc,id desc');
        self::_init($data);
    }


    /**
     * 添加
     * @auth true
     * @throws \think\Exception
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     * @throws \think\exception\PDOException
     */
    public function add()
    {
        $this->title = '添加';
        $this->_submit('form');
    }

    /**
     * 编辑
     * @auth true
     * @throws \think\Exception
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     * @throws \think\exception\PDOException
     */
    public function edit()
    {
        $this->title = '编辑';
        $this->_submit('form');
    }

    protected function _submit($template)
    {
        $id = input('id') ?: 0;
        if ($this->request->isGet()) {
            list($data) = [[]];
            if ($id > 0) {
                $info = model::field('is_deleted', true)
                    ->with([
                        'goodsStock'
                    ])
                    ->find($id);
                if (!$info){
                    $this->error('该商品不存在或已删除');
                }
                $info['first_classify'] = $info['goods_category_first'];
                $info['second_classify'] = $info['goods_category_id'];
                $data = $info;
            }
            $this->category_list = GoodsCategoryService::get_list([], 1);
            return $this->fetch($template, ['vo' => $data]);
        }
        if ($this->request->isPost()) {
            list($data) = [$this->request->post()];
            if (!isset_full($data, 'goods_stock')) {
                $this->error('请添加商品规格');
            }
            if (!array_filter($data['goods_stock'])) {
                $this->error('请添加商品规格!');
            }
            $data['goods_category_first'] = $data['first_classify'];
            $data['goods_category_id'] = $data['second_classify'];

            if($id > 0){
                $info = model::field('is_deleted', true)
                    ->with([
                        'goodsStock'
                    ])
                    ->find($id);
                if (!$info){
                    $this->error('该商品不存在或已删除');
                }
                $goods_info = model::field('id')
                    ->where('goods_category_first', $data['goods_category_first'])
                    ->where('goods_category_id', $data['goods_category_id'])
                    ->where('goods_name', $data['goods_name'])
                    ->where('is_deleted', CommonConstant::IS_DELETED_0)
                    ->where('id', 'neq',$id)
                    ->find();
                if ($goods_info) {
                    $this->error('该商品已存在不能重复添加');
                }
            } else{
                $goods_info = model::field('id')
                    ->where('goods_category_first', $data['goods_category_first'])
                    ->where('goods_category_id', $data['goods_category_id'])
                    ->where('goods_name', $data['goods_name'])
                    ->where('is_deleted', CommonConstant::IS_DELETED_0)
                    ->find();
                if ($goods_info) {
                    $this->error('该商品已存在不能重复添加');
                }
            }

            Db::startTrans();
            try {
                if ($id > 0) {
                    self::create_stock($id, $data,$info,'update');
                    $info->force(true)->save($data);
                } else {
                    $result = model::create($data);
                    $id = $result->id;
                    self::create_stock($id, $data,[],'create');
                }
                Db::commit();
            } catch (Exception $e) {
                Db::rollback();
                $this->error($e->getMessage());
            }
            $this->success('商品编辑成功！', 'javascript:history.back()');
        }
    }

    protected function create_stock($id, $data,$info,$type)
    {
        $goods_stock = $data['goods_stock'];
        $goods_stock_data = [];
        $add_data = [];
        $del_ids = [];
        if ($type == 'update') {
            // 编辑商品 编辑规格
            foreach ($goods_stock as $key => $val) {
                if (isset($val['id']) && $val['id'] > 0) {
                    // 修改规格
                    $goods_stock_data[$val['id']] = [
                        'goods_id' => $id,
                        'name' => $val['name'],
                        'stock' => $val['stock'],
                    ];
                } else {
                    // 添加规格
                    $add_data[] = [
                        'goods_id' => $id,
                        'name' => $val['name'],
                        'stock' => $val['stock'],
                    ];
                }
            }

            if(isset($info['goods_stock'])){
                foreach ($info['goods_stock'] as $index) {
                    if (array_key_exists($index['id'], $goods_stock_data)) {
                        // 更新规格
                        $save_data = $goods_stock_data[$index['id']];
                        $index->save($save_data);
                    } else {
                        // 删除规格
                        $del_ids[] = $index['id'];
                    }
                }
            }

            if ($add_data) {
                GoodsStock::insertAll($add_data);
            }
            if ($del_ids) {
                GoodsStock::where(['id' => ['IN', $del_ids]])->delete();
            }
        } else {
            // 添加商品 添加规格
            foreach ($goods_stock as $key => $val) {
                $goods_stock_data[] = [
                    'goods_id' => $id,
                    'name' => $val['name'],
                    'stock' => $val['stock'],
                ];
            }
            if ($goods_stock_data) {
                GoodsStock::insertAll($goods_stock_data);
            }
        }
        return true;
    }


    /**
     * 删除
     * @auth true
     * @throws \think\Exception
     * @throws \think\exception\PDOException
     */
    public function remove()
    {
        $this->applyCsrfToken();
        // 删除商品时,检验申请数据
        $id = input('id') ?: 0;
        $apply = ApproveApplyGoods::where('goods_id',$id)->column('info_id');
        $stock = ApproveStockGoods::where('goods_id',$id)->column('info_id');
        $use = ApproveUseGoods::where('goods_id',$id)->column('info_id');
        $data = array_merge($apply,$stock);
        $info_id = array_merge($data,$use);
        if($info_id){
            $approve = \app\common\model\ApproveInfo::field('id')
                ->where('id','in',$info_id)
                ->where('status',CommonConstant::STATUS_2)
                ->where('is_deleted',CommonConstant::IS_DELETED_0)
                ->find();
            if($approve){
                $this->error('存在有审批中的申请单,不能删除');
            }
        }
        $this->_delete($this->table);
    }

    /**
     * 启用
     * @auth true
     * @throws \think\Exception
     * @throws \think\exception\PDOException
     */
    public function resume()
    {
        $this->applyCsrfToken();
        $this->_save($this->table, ['status' => CommonConstant::STATUS_NORMAL]);
    }

    /**
     * 禁用
     * @auth true
     * @throws \think\Exception
     * @throws \think\exception\PDOException
     */
    public function forbid()
    {
        $this->applyCsrfToken();
        $this->_save($this->table, ['status' => CommonConstant::STATUS_FROZEN]);
    }

}