book_admin/application/admin/controller/card/Flip.php

<?php

namespace app\admin\controller\card;

use app\common\controller\Backend;

use app\common\library\Redis;
use app\common\service\CardFlipService;
use app\main\constants\ActivityConstants;
use app\common\model\CardFlip;
use think\Config;
use think\Controller;
use think\Model;
use think\Request;

/**
 * 翻牌活动
 *
 * @icon fa fa-circle-o
 */
class Flip extends Backend
{
    
    /**
     * CardFlip模型对象
     */
    protected $model = null;
    protected $noNeedRight = ['index', 'edit', 'add','relateusergroup','ajaxlapse','initcache'];
    public function _initialize()
    {
        parent::_initialize();
        $this->model = model('CardFlip');
        $this->view->assign("stateList", $this->model->getStateList());

    }
    
    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个方法
     * 因此在当前控制器中可不用编写增删改查的代码,如果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()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags']);
        if ($this->request->isAjax())
        {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('pkey_name'))
            {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();
            $total = $this->model
                ->where($where)
                ->order($sort, $order)
                ->count();

            $list = $this->model
                ->where($where)
                ->order($sort, $order)
                ->limit($offset, $limit)
                ->select();

            $result = array("total" => $total, "rows" => $list);

            return json($result);
        }
        $camAuth = CardFlipService::instance()->getAuth($this->group,$this->auth->id);
        $this->assign('camAuth',$camAuth);
        return $this->view->fetch();
    }

    /**
     * 添加
     */
    public function add()
    {
        if ($this->request->isPost())
        {
            $params = $this->request->post("row/a");
            if ($params)
            {
                /*
                 * 已经弃用,如果为了兼容老版可取消注释
                  foreach ($params as $k => &$v)
                  {
                  $v = is_array($v) ? implode(',', $v) : $v;
                  }
                 */
                if ($this->dataLimit)
                {
                    $params[$this->dataLimitField] = $this->auth->id;
                }
                $this->checkAwardParams($params['list']);
                try
                {
                    //是否采用模型验证
                    if ($this->modelValidate)
                    {
                        $name = basename(str_replace('\\', '/', get_class($this->model)));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : true) : $this->modelValidate;
                        $this->model->validate($validate);
                    }
                    $list = $params['list'];
                    unset($params['list']);
                    $result = $this->model->allowField(true)->save($params);
                    if ($result !== false)
                    {
                        $id = $this->model->getLastInsID();
                        $this->addAwardList($list,$id);
                        $this->success();
                    }
                    else
                    {
                        $this->error($this->model->getError());
                    }
                }
                catch (\think\exception\PDOException $e)
                {
                    $this->error($e->getMessage());
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $awardList = $this->getAwards();
        $cam = CardFlipService::instance()->getAuth($this->group,$this->auth);
        $this->view->assign('cam',$cam);
        $this->view->assign('awardList',$awardList);
        return $this->view->fetch();
    }

    /**
     * 编辑
     */
    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))
        {
            if (!in_array($row[$this->dataLimitField], $adminIds))
            {
                $this->error(__('You have no permission'));
            }
        }
        if ($this->request->isPost())
        {
            $params = $this->request->post("row/a");
            if ($params)
            {
                /*
                 * 已经弃用,如果为了兼容老版可取消注释
                  foreach ($params as $k => &$v)
                  {
                  $v = is_array($v) ? implode(',', $v) : $v;
                  }
                 */
                try
                {
                    $this->checkAwardParams($params['list']);
                    $list = $params['list'];
                    unset($params['list']);
                    //是否采用模型验证
                    if ($this->modelValidate)
                    {
                        $name = basename(str_replace('\\', '/', get_class($this->model)));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : true) : $this->modelValidate;
                        $row->validate($validate);
                    }
                    $result = $row->allowField(true)->save($params);
                    if ($result !== false)
                    {
                        $this->addAwardList($list,$ids);
                        $this->success();
                    }
                    else
                    {
                        $this->error($row->getError());
                    }
                }
                catch (\think\exception\PDOException $e)
                {
                    $this->error($e->getMessage());
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $awardList = $this->getAwards($ids);
        $this->view->assign('awardList',$awardList);
        $this->view->assign("row", $row);
        return $this->view->fetch();
    }

    /**
     * 获取 活动关联的奖品列表
     * @param int $id
     * @return array
     */
    private function getAwards($id = 0)
    {
        $awardList = [];
        if ($id){
           $lists = Model('CardAwards')->where('c_id',$id)->select();
           if (!empty($lists)){
               $aIds = array_column($lists,'a_id');
               $names = Model('AwardLists')->whereIn('id',$aIds)->select();
               $names = array_column($names,null,'id');
               foreach($lists as $k =>$v){
                   $temp = [
                       'num'=>$k+1,
                       'a_id'=>$v['a_id'],
                       'id'=>$v['id'],
                       'show_name'=>$v['show_name'],
                       'percent'=>$v['percent'],
                       'name'=>$names[$v['a_id']]['name'] ?? '',
                   ];
                   $awardList[] = $temp;
               }
           }
        }
        $beginNum = count($awardList)+1;
        for ($i=$beginNum;$i<=6;$i++){
            $temp = [
                'num'=>$i,
                'id'=>0,
                'a_id'=>0,
                'show_name'=>'',
                'percent'=>0,
                'name'=>'',
            ];
            $awardList[] = $temp;
        }
        return $awardList;

    }

    /**
     * 检查活动添加的奖品
     * @param $list
     * @return bool
     */
    public function checkAwardParams($list)
    {
        $award = Model('AwardLists')->where('state',2)->field('id')->select();
        $ids = [];
        if (!empty($award)){
            $ids = array_column($award,'id');
            unset($award);
        }
        $percent = 0;
        for ($i=1;$i<=6;$i++){
            if( !isset($list['a_id'.$i]) || !$list['a_id'.$i]){
                $this->error('请添加6个奖品');
            }
            if (in_array($list['a_id'.$i],$ids)){
                $this->error('奖品失效，请添加其他奖品-'.$list['show_name'.$i]);
            }
            if (!$list['percent'.$i]){
                $this->error('请为奖品添写中奖概率');
            }

            $percent += $list['percent'.$i];
        }
        if ($percent != 100){
            $this->error('中奖概率和必须等于100');
        }
        return true;

    }

    /**
     * 添加或更新活动的奖品
     * @param $list
     * @param $cId
     * @return bool
     */
    public function addAwardList($list,$cId)
    {


        for ($i=1;$i<=6;$i++) {
            $insert = [
                'show_name' => $list['show_name' . $i],
                'a_id' => $list['a_id' . $i],
                'c_id' => $cId,
                'percent' => $list['percent' . $i],
                'updatetime' => time(),
            ];
            if ($list['ac_id' . $i]) {
                model('CardAwards')->update($insert, ['id' => $list['ac_id' . $i]]);
            } else {
                model('CardAwards')->insert($insert);
            }
        }
        return true;

    }

    /**
     * 关联用户组
     */
    public function relateusergroup()
    {
        $id = $this->request->post('id');
        $groupId = $this->request->post('group_id');
        $this->model->update(['group_id'=>$groupId],['id'=>$id]);
        $this->success('关联成功');

    }

    /**
     * 状态操作
     */
    public function ajaxlapse()
    {
        $id = $this->request->param('id',0);
        $state = $this->request->param('state',0);
        if ( !$id || !$state ){
            $this->error('操作失败');
        }

        $state = $state == 2 ? 1 : 2;
        $obj = $this->model->find($id);
        $obj->state=$state;
        $obj->save();
        $this->success('操作成功');
    }

    /**
     * 初始化活动数据到redis
     * @throws \think\Exception
     */
    public function initCache()
    {
        $id = $this->request->param('id',0);
        if (!$id){
            $this->error('操作失败');
        }
        $cardInfo = model('CardFlip')->where(['id'=>$id,'state'=>1])->where('end_time','>',time())->find();
        if (!$cardInfo){
            $this->delCache($id);
            $this->error('操作成功');
        }
        $cardInfo = is_object($cardInfo) ? $cardInfo->toArray() : $cardInfo;
        $ttl = $cardInfo['end_time'] - time();
        $this->initCardInfo($cardInfo,$ttl);
        $this->initCodes($cardInfo['id'],$ttl);
        $this->initAwardList($cardInfo['id'],$ttl);
        $this->initActList();
        $this->success('操作成功');

    }

    /**
     * 初始化 中奖名单
     * @param $cId
     * @return bool
     */
    public function initAwardList($cId,$ttl)
    {
        $redisKey = ActivityConstants::CARD_AWARD_WIN_LIST.$cId;
        $awardList =CardFlipService::instance()->getCardAwardList($cId);
        $awardName = [];
        foreach ($awardList as $k=>$v){
            if (in_array($v['type'],[2,3,4])){
                $awardName[] = $v['show_name'];
            }
        }
        if ($awardName == false){
            $this->error('请先生成奖品缓存');
        }
        unset($awardList);
        $redislist = [];
        for ($i=0;$i<10;$i++){
            $t = [];
            $t['id'] = rand(100,999).'****'.rand(1000,9999);
            $t['name'] = $awardName[array_rand($awardName)];
            $res[] = $t;
            $redislist[] = json_encode($t);
        }
        Redis::instance()->del($redisKey);
        Redis::instance()->rpush($redisKey,...$redislist);
        Redis::instance()->expire($redisKey,$ttl);
        return true;
    }

    /**
     * 活动失效 清除缓存
     * @param $cId
     */
    private function delCache($cId)
    {
        $actKey = ActivityConstants::CARD_FLIP_INFO.$cId;//活动详情
        Redis::instance()->del($actKey);
    }

    /**
     * 初始化活动数据
     * @param $cardInfo
     */
    private function initCardInfo($cardInfo,$ttl)
    {
        $actKey = ActivityConstants::CARD_FLIP_INFO.$cardInfo['id'];//活动详情
        Redis::instance()->hmset($actKey,$cardInfo);
        Redis::instance()->expire($actKey,$ttl);
        return ;
    }

    /**
     * 初始化活动的中奖缓存，和活动关联的奖品缓存
     * @param $cId
     */
    private function initCodes($cId,$ttl)
    {
        $redisKey = ActivityConstants::CARD_FLIP_AWARD_LIST.$cId;
        $codeRedisKey = ActivityConstants::CARD_AWARD_CODES.$cId;
        $dbList = model('CardAwards')->where(['c_id'=>$cId])->select();
        $rdList = [];
        if ($dbList && $ttl){
            $codes = [];
            $percent = 0;
            foreach ($dbList as $k=>$v){
                $percent += $v['percent'];
                $codes[$percent] =$v['id'];
                $rdList[] = json_encode($v);
            }
            //生成奖品种子
            Redis::instance()->del($codeRedisKey);
            Redis::instance()->hmset($codeRedisKey,$codes);
            Redis::instance()->expire($codeRedisKey,$ttl);
            //将活动关联的奖品更新值缓存
            Redis::instance()->del($redisKey);
            Redis::instance()->sAddArray($redisKey,$rdList);
            Redis::instance()->expire($redisKey,$ttl);
        }
        return;


    }
    /**
     * 初始化 开始中，有banner的 活动集合
     * @return bool
     */
    private function initActList()
    {
        $data = model('CardFlip')
            ->where(['state'=>1])
            ->where('begin_time','<',time())
            ->where('end_time','>',time())
            ->select();
        $redisKey = ActivityConstants::CARD_FLIP_LISTS;
        if (!$data){
            Redis::instance()->del($redisKey);
            return true;
        }
        $rdSet = [];
        foreach ($data as $key =>$val){
            $t = [
                'id'=>$val['id'],
                'end_time'=>$val['end_time'],
                'banner_img'=>$val['banner_img'],
                'group_id'=>$val['group_id'],
            ];
            $rdSet[] = json_encode($t);
        }
        Redis::instance()->sAddArray($redisKey,$rdSet);
        return true;
    }

}