<?php

namespace app\admin\controller\app\vip;

use app\common\controller\Backend;
use think\Db;
/**
 * 付费会员卡
 *
 * @icon fa fa-circle-o
 */
class Card extends Backend
{

    /**
     * Card模型对象
     * @var \app\admin\model\app\vip\Card
     */
    protected $model = null;
    protected $cardPrivilegeModal = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\app\vip\Card;
        $this->cardPrivilegeModal = new \app\admin\model\app\vip\CardPrivilege;
        $this->cardUserModal = new \app\admin\model\app\vip\CardUser;
    }


    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 查看
    */
    public function index()
    {
       //当前是否为关联查询
       $this->relationSearch = false;
       //设置过滤方法
       $this->request->filter(['strip_tags', 'trim']);
       //如果发送的来源是Selectpage，则转发到Selectpage
       if ($this->request->request('keyField')) {
           return $this->selectpage();
       }
       list($where, $sort, $order, $offset, $limit) = $this->buildparams();
       
       $list = $this->model
          
          ->where($where)
          ->order($sort, $order)
          ->paginate($limit);
       
       foreach ($list as $row) {
           $row->sku = json_decode($row->sku,true);
           $row->vip_number = $this->cardUserModal->where([
               'card_id'=>$row->id,
               'status'=>1,
               'end_time'=>['>',time()]
           ])->count();
       }
       
       $result = array("total" => $list->total(), "rows" => $list->items(),'attr'=>[
           'status'=>$this->model->getStatusList()
       ]);
       
       return $this->success("获取成功",$result);
    }


    /**
     * 添加
     *
     * @return string
     * @throws \think\Exception
     */
    public function add()
    {
        if (false === $this->request->isPost()) {
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');

        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }

        $privilegeDiscountGoods = $params['privilege_discount_goods'];
        unset($params['privilege_discount_goods']);
        $privilegeFreeGoods = $params['privilege_free_goods'];
        unset($params['privilege_free_goods']);
        $params['sku'] = json_encode($params['sku']);

        $params['createtime'] = time();
        $params['status'] = 1;

        $params['uniacid'] = UNIACID;
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                $this->model->validateFailException()->validate($validate);
            }
            $cardId = $this->model->allowField(true)->insertGetId($params);

            if($cardId){
                $this->cardPrivilegeModal->bindGoods($cardId,$privilegeDiscountGoods,'discount');
                $this->cardPrivilegeModal->bindGoods($cardId,$privilegeFreeGoods,'free');
                
                // 计算并更新价格
                $this->updateCardPrice($cardId);
            }

            Db::commit();
            \think\Cache::clear();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result) {
            $this->error(__('No rows were inserted'));
        }
        $this->success("提交成功");
    }


    /**
     * 编辑
     *
     * @param $ids
     * @return string
     * @throws DbException
     * @throws \think\Exception
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
            $this->error(__('You have no permission'));
        }

        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = $this->preExcludeFields($params);

        $privilegeDiscountGoods = $params['privilege_discount_goods'];
        unset($params['privilege_discount_goods']);
        $privilegeFreeGoods = $params['privilege_free_goods'];
        unset($params['privilege_free_goods']);
        $params['sku'] = json_encode($params['sku']);

        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : $name) : $this->modelValidate;
                $row->validateFailException()->validate($validate);
            }
            $result = $row->allowField(true)->save($params);

            $this->cardPrivilegeModal->bindGoods($row['id'],$privilegeDiscountGoods,'discount');
            $this->cardPrivilegeModal->bindGoods($row['id'],$privilegeFreeGoods,'free');

            // 计算并更新价格
            $this->updateCardPrice($row['id']);

            Db::commit();

            \think\Cache::clear();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if (false === $result) {
            $this->error(__('No rows were updated'));
        }
        $this->success("提交成功");
    }

    /**
     * 切换状态
     * @param $ids
     * @param $status
     * @return void
     */
    public function status($ids=null,$status=1){
        if (false === $this->request->isPost()) {
            $this->error(__("Invalid parameters"));
        }
        $ids = $ids ?: $this->request->post("ids");
        if (empty($ids)) {
            $this->error(__('Parameter %s can not be empty', 'ids'));
        }

        $status = $status ?: $this->request->post("status");

        $pk = $this->model->getPk();
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            $this->model->where($this->dataLimitField, 'in', $adminIds);
        }
        $list = $this->model->where($pk, 'in', $ids)->select();

        $count = 0;
        Db::startTrans();
        try {
            foreach ($list as $item) {
                $row = [
                    'status'=>$status
                ];

                $this->model->where([
                    'id'=>$item['id']
                ])->update($row);
                $count++;
            }
            Db::commit();
            \think\Cache::clear();
        } catch (PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($count) {
            $this->success("操作成功");
        }
        $this->error(__('未操作任何数据'));
    }


    /**
     * 获取详情
     * @param $id
     * @return mixed
     */
    public function detail($id){
        $row = $this->model->get($id);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $row = $row->toArray();

        if(!$row['detail']){
            $row['detail'] = "";
        }

        $row['privilege_free_goods'] = \app\admin\model\app\vip\CardPrivilege::getPrivilegeGoods($id,'free');
        $row['privilege_discount_goods'] = \app\admin\model\app\vip\CardPrivilege::getPrivilegeGoods($id,'discount');
        $row['sku'] = json_decode($row['sku'],true);
        $row['privilege_discount_val'] = floatval($row['privilege_discount_val']);
        return $this->success("获取成功",$row);
    }

    /**
     * 删除
     *
     * @param $ids
     * @return void
     * @throws DbException
     * @throws DataNotFoundException
     * @throws ModelNotFoundException
     */
    public function del($ids = null)
    {
        if (false === $this->request->isPost()) {
            $this->error(__("Invalid parameters"));
        }
        $ids = $ids ?: $this->request->post("ids");
        if (empty($ids)) {
            $this->error(__('Parameter %s can not be empty', 'ids'));
        }
        $pk = $this->model->getPk();
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            $this->model->where($this->dataLimitField, 'in', $adminIds);
        }
        $list = $this->model->where($pk, 'in', $ids)->select();

        $count = 0;
        Db::startTrans();
        try {
            foreach ($list as $item) {
                $count += $item->delete();
            }
            Db::commit();
            \think\Cache::clear();
        } catch (PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($count) {
            $this->success("操作成功");
        }
        $this->error(__('No rows were deleted'));
    }

    /**
     * 更新会员卡价格
     * 从 sku 字段中读取最低价格
     * @param int $cardId 会员卡ID
     */
    protected function updateCardPrice($cardId)
    {
        $card = $this->model->where('id', $cardId)->find();
        if (!$card) {
            return;
        }

        $sku = json_decode($card['sku'], true);
        if (empty($sku) || !is_array($sku)) {
            $price = 0;
        } else {
            $prices = [];
            foreach ($sku as $item) {
                if (isset($item['price']) && is_numeric($item['price'])) {
                    $prices[] = floatval($item['price']);
                }
            }
            $price = !empty($prices) ? min($prices) : 0;
        }

        // 更新价格
        $this->model->where('id', $cardId)->update([
            'price' => $price
        ]);
    }

}