<?php

namespace app\common\model\school\classes;

use app\common\library\Virtual;
use app\common\model\BaseModel;
use app\common\model\dyqc\ManystoreShop;
use app\common\model\school\classes\lib\Spec;
use app\common\model\User;
use think\Model;
use traits\model\SoftDelete;


class ClassesLib extends BaseModel
{

    use SoftDelete;

    
    // 表名
    protected $name = 'school_classes_lib';
    
    // 自动写入时间戳字段
    protected $autoWriteTimestamp = 'integer';

    // 定义时间戳字段名
    protected $createTime = 'createtime';
    protected $updateTime = 'updatetime';
    protected $deleteTime = 'deletetime';

    protected $classes_lib_ids = [];

    // 追加属性
    protected $append = [
        'add_type_text',
        'type_text',
        'address_type_text',
        'status_text',
        'auth_status_text',
        'auth_time_text',
        'recommend_text',
        'hot_text',
        'new_text',
        'selfhot_text',
        'distance_text',
    ];

    public function getDistanceTextAttr($value, $data) {
        $distance_text = '';
        $distance =  $data['distance'] ?? 0;

        switch (true) {
            case $distance >= 1000;
                $distance_text = round(($distance / 1000), 2) . 'km';
                break;
            default :
                $distance_text = $distance . 'm';
                break;

        }

        return $distance_text;
    }

    
    protected static function init()
    {
        self::afterInsert(function ($row) {
            if (!$row['weigh']) {
                $pk = $row->getPk();
                $row->getQuery()->where($pk, $row[$pk])->update(['weigh' => $row[$pk]]);
            }
        });
    }


    public function getAddTypeList()
    {
        return ['1' => __('Add_type 1'), '2' => __('Add_type 2')];
    }

    public function getTypeList()
    {
        return ['out' => __('Type out'), 'in' => __('Type in')];
    }

    public function getAddressTypeList()
    {
        return ['1' => __('Address_type 1'), '2' => __('Address_type 2')];
    }

    public function getStatusList()
    {
        return ['1' => __('Status 1'), '2' => __('Status 2'), '3' => __('Status 3')];
    }

    public function getAuthStatusList()
    {
        return ['0' => __('Auth_status 0'), '1' => __('Auth_status 1'), '2' => __('Auth_status 2')];
    }

    public function getRecommendList()
    {
        return ['0' => __('Recommend 0'), '1' => __('Recommend 1')];
    }

    public function getHotList()
    {
        return ['0' => __('Hot 0'), '1' => __('Hot 1')];
    }

    public function getNewList()
    {
        return ['0' => __('New 0'), '1' => __('New 1')];
    }

    public function getSelfhotList()
    {
        return ['0' => __('Selfhot 0'), '1' => __('Selfhot 1')];
    }


    public function getAddTypeTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['add_type']) ? $data['add_type'] : '');
        $list = $this->getAddTypeList();
        return isset($list[$value]) ? $list[$value] : '';
    }


    public function getTypeTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['type']) ? $data['type'] : '');
        $list = $this->getTypeList();
        return isset($list[$value]) ? $list[$value] : '';
    }


    public function getAddressTypeTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['address_type']) ? $data['address_type'] : '');
        $list = $this->getAddressTypeList();
        return isset($list[$value]) ? $list[$value] : '';
    }


    public function getStatusTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['status']) ? $data['status'] : '');
        $list = $this->getStatusList();
        return isset($list[$value]) ? $list[$value] : '';
    }


    public function getAuthStatusTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['auth_status']) ? $data['auth_status'] : '');
        $list = $this->getAuthStatusList();
        return isset($list[$value]) ? $list[$value] : '';
    }


    public function getAuthTimeTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['auth_time']) ? $data['auth_time'] : '');
        return is_numeric($value) ? date("Y-m-d H:i:s", $value) : $value;
    }


    public function getRecommendTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['recommend']) ? $data['recommend'] : '');
        $list = $this->getRecommendList();
        return isset($list[$value]) ? $list[$value] : '';
    }


    public function getHotTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['hot']) ? $data['hot'] : '');
        $list = $this->getHotList();
        return isset($list[$value]) ? $list[$value] : '';
    }


    public function getNewTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['new']) ? $data['new'] : '');
        $list = $this->getNewList();
        return isset($list[$value]) ? $list[$value] : '';
    }


    public function getSelfhotTextAttr($value, $data)
    {
        $value = $value ? $value : (isset($data['selfhot']) ? $data['selfhot'] : '');
        $list = $this->getSelfhotList();
        return isset($list[$value]) ? $list[$value] : '';
    }

    protected function setAuthTimeAttr($value)
    {
        return $value === '' ? null : ($value && !is_numeric($value) ? strtotime($value) : $value);
    }


    public function getHeadimageAttr($value, $data)
    {
        if (!empty($value)) return cdnurl($value, true);
    }


    public function getImagesAttr($value, $data)
    {
        $imagesArray = [];
        if (!empty($value)) {
            $imagesArray = explode(',', $value);
            foreach ($imagesArray as &$v) {
                $v = cdnurl($v, true);
            }
            return $imagesArray;
        }
        return $imagesArray;
    }


    public function manystore()
    {
        return $this->belongsTo('app\admin\model\Manystore', 'manystore_id', 'id', [], 'LEFT')->setEagerlyType(0);
    }


    public function shop()
    {
        return $this->belongsTo(ManystoreShop::class, 'shop_id', 'id', [], 'LEFT')->setEagerlyType(0);
    }


    public function user()
    {
        return $this->belongsTo('app\common\model\User', 'user_id', 'id', [], 'LEFT')->setEagerlyType(0);
    }


    public function admin()
    {
        return $this->belongsTo('app\admin\model\Admin', 'admin_id', 'id', [], 'LEFT')->setEagerlyType(0);
    }

    public function teacher()
    {
        return $this->belongsTo('app\common\model\school\classes\Teacher', 'teacher_id', 'id', [], 'LEFT')->setEagerlyType(0);
    }


    public function specs()
    {
        return $this->hasMany(ClassesSpec::class,'classes_lib_id');
    }


    /** 课程详情
     * @param $id
     * @return ClassesLib|null
     * @throws \think\exception\DbException
     */
    public function detail($id,$user_id=0){
        $self = $this->get($id,['shop','teacher']);

        //是否收藏
        $self['is_collect'] = 0;
        //是否购买
        $self['have_buy'] = 0;
        if($user_id){
            //判断是否收藏
            $self['is_collect'] = Collect::where("user_id",$user_id)->where("classes_lib_id",$id)->count();

            //判断用户是否已报名
            $self['have_buy'] = \app\common\model\school\classes\order\Order::where("classes_lib_id",$id)
            ->where("user_id",$user_id)
            ->where("status","in",["3","6","9"])
            ->count() ? 1 : 0 ;
//$self['virtual_people'] = $self['virtual_people'] + 1;
            //有用户进来，参与人数+1
            if(!$self['have_buy'])$self['virtual_people'] = $self['virtual_people'] + 1;
        }
        //下架判断
//        if($self['status'] != '1'){
//            $this->error("该课程已下架");
//        }
        //


        //参与人数 = 虚拟人数 + 平台人数
        return $self;
    }


    /**课程参与人员信息
     * @param $id
     *
     */
    public function virtualParticipants($id,$user_id=0){
          //虚拟用户生成数量
          $v_num = 10;
          $unpaid_user_data = $paid_user_data = [];

          $selfuser = null;
          if($user_id){
             $selfuser = User::get($user_id);
          }
$user_unpaid_order = $user_paid_order =null;
          if($selfuser){
              $user_unpaid_order = \app\common\model\school\classes\order\Order::where("classes_lib_id",$id)
                  ->where("status","in",["0",'-3'])
                  ->where("user_id",$user_id)
                  ->order("createtime desc")
                  ->value("createtime");
              $user_paid_order = \app\common\model\school\classes\order\Order::where("classes_lib_id",$id)
                  ->where("status","in",["3",'6','9'])
                  ->where("user_id",$user_id)
                  ->order("createtime desc")
                  ->value("createtime");
          }


          //参与者头像
          //先从订单里取出最新的10个未支付的用户，不足的用虚拟用户填充
          $user_ids  = \app\common\model\school\classes\order\Order::where("classes_lib_id",$id)->where("status","in",["0",'-3'])->order("createtime desc")->limit($v_num)->column("createtime","user_id");
          if($user_ids){
                $users = User::where("id","in",array_keys($user_ids))->select();
              foreach ($users as $user){
                  $unpaid_user_data[] = [
                      "nickname"=>$user['nickname'],
                      "head_image"=>$user['avatar'],
                      "classes_lib_id"=>$id,
                      "time"=>$user_ids[$user['id']],
                      "jointype"=>'1',
                      "havetype"=>'0'
                  ];
              }
          }
          if(!$user_paid_order && $selfuser){
              if($user_unpaid_order){
                  $unpaid_user_data[] = [
                      "nickname"=>$selfuser['nickname'],
                      "head_image"=>$selfuser['avatar'],
                      "classes_lib_id"=>$id,
                      "time"=>$user_unpaid_order,
                      "jointype"=>'1',
                      "havetype"=>'0'
                  ];
                  $user_ids[$selfuser['id']] = $user_unpaid_order;
              }else{
                  $unpaid_user_data[] = [
                      "nickname"=>$selfuser['nickname'],
                      "head_image"=>$selfuser['avatar'],
                      "classes_lib_id"=>$id,
                      "time"=>time(),
                      "jointype"=>'1',
                      "havetype"=>'0'
                  ];
                  $user_ids[$selfuser['id']] = time();
              }

          }


        //计算需要生成的虚拟用户数量
        $v_num = $v_num - count($user_ids);
        if($v_num<0)$v_num =0;
        if($v_num){
            $unpaid_user = VirtualUser::where("classes_lib_id",$id)->where("jointype",'1')->order("time desc")->limit($v_num)->select();
            $unpaid_user_data = array_merge($unpaid_user_data,$unpaid_user);
        }


          //再从订单里取出最新的10个使用中，已完成 和 已退款 的用户，不足的用虚拟用户填充
        $user_ids  = \app\common\model\school\classes\order\Order::where("classes_lib_id",$id)->where("status","in",["3",'6','9'])->order("createtime desc")->limit($v_num)->column("createtime","user_id");
        if($user_ids){
            $users = User::where("id","in",array_keys($user_ids))->select();
            foreach ($users as $user){
                $paid_user_data[] = [
                    "nickname"=>$user['nickname'],
                    "head_image"=>$user['avatar'],
                    "classes_lib_id"=>$id,
                    "time"=>$user_ids[$user['id']],
                    "jointype"=>'0',
                    "havetype"=>'1'
                ];
            }
        }
        //计算需要生成的虚拟用户数量
        $v_num = 10;
        $v_num = $v_num - count($user_ids);
        if($v_num<0)$v_num =0;
        if($v_num){
            $unpaid_user = VirtualUser::where("classes_lib_id",$id)->where("havetype",'1')->order("time desc")->limit($v_num)->select();
            $paid_user_data = array_merge($paid_user_data,$unpaid_user);
        }

        //进行昵称加*和按时间重新排序
        array_multisort(array_column($unpaid_user_data, 'time'), SORT_ASC, $unpaid_user_data);
        array_multisort(array_column($paid_user_data, 'time'), SORT_ASC, $paid_user_data);
        foreach ($unpaid_user_data as &$userss){
            //substr_replace($username, '****', 3, 4);
            $userss["nickname"] = $this->nickname_filter($userss["nickname"]);
        }

        foreach ($paid_user_data as &$usersss){
            //substr_replace($username, '****', 3, 4);
            $usersss["nickname"] = $this->nickname_filter($usersss["nickname"]);
        }


       return compact("unpaid_user_data","paid_user_data");
    }

   public function nickname_filter($nickname){
        $nickname_len = mb_strlen($nickname);
        if($nickname_len<=2){
            return $nickname;
        }else{
            return mb_substr($nickname,0,1).str_repeat("*",$nickname_len-2).mb_substr($nickname,-1);
        }
    }


    /**课程规格
     * @param $id
     *
     */
    public function spec($id){
        //课程规格
        $spec_data = ClassesSpec::where("classes_lib_id",$id)->where("status",'1')->order("weigh desc")->select();

       return $spec_data;
    }


    /** 管理的课程ids
     * @param $user_id
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getClassesAuthIds($user_id){
        $classes_lib_ids = Verification::where("user_id",$user_id)->where("status",'1')->column("classes_lib_ids");
        if($classes_lib_ids){
            //遍历课程ids
            foreach ($classes_lib_ids as $classes_lib_id){
                $classes_lib_id_arr = explode(",",$classes_lib_id)?:[];
                foreach ($classes_lib_id_arr as $v){
                    $this->classes_lib_ids[] = $v;
                }
            }
        }
        //判断是否有老师身份
        $teacher = Teacher::where("user_id",$user_id)->find();
        if($teacher){
            $lib_ids = ClassesLib::where("teacher_id",$teacher['id'])->column('id');
            $this->classes_lib_ids = array_merge($this->classes_lib_ids,$lib_ids);
        }
        $this->classes_lib_ids = array_unique($this->classes_lib_ids);

        return $this->classes_lib_ids;
    }


    /**
     * 获取所有课程列表
     */
    public static function getVaildList($params) {
        extract($params);
        $a = (new self)->getWithAlisaName().'.';
        // 查询自提点
        if(isset($status) && in_array($status, ['1','2','3'])){
            $selfetch = self::with(['teacher']);
        }else{
            $selfetch = self::with(['teacher'])->where($a.'status', '1')->where("{$a}auth_status",1);
        }


        $order  = $order?? 'normal';
        $per_page = $limit ?? 10;


        $field = "{$a}id,{$a}shop_id,{$a}user_id,{$a}teacher_id,{$a}classes_cate_ids,{$a}classes_label_ids,{$a}self_label_tag,{$a}title,{$a}headimage,{$a}type,{$a}classes_date_text,{$a}classes_time_text,{$a}virtual_num,{$a}sale,{$a}price,{$a}underline_price,{$a}virtual_collect,{$a}status,{$a}auth_status,{$a}weigh,{$a}recommend,{$a}hot,{$a}new,{$a}selfhot,{$a}createtime,{$a}virtual_people,{$a}feel,{$a}limit_num,{$a}sign_num,{$a}verification_num";

        //得到距离
        if (isset($latitude) && isset($longitude) && $latitude && $longitude) {
            $field .= ', '.getDistanceBuilder($latitude, $longitude);
        }else{
            $field .= ', 0 as distance';
        }

        //得到每个


        $selfetch = $selfetch->field($field);
        if (isset($keyword) && $keyword) {
            $selfetch = $selfetch->where("{$a}title|{$a}address|{$a}address_detail|{$a}address_city", 'like', '%' . $keyword . '%');
        }

        if (isset($manystore_id) && $manystore_id) {
            $selfetch = $selfetch->where("{$a}manystore_id", 'in', ''.$manystore_id);
        }

        if (isset($shop_id) && $shop_id) {
            $selfetch = $selfetch->where("{$a}shop_id", 'in', ''.$shop_id);
        }

        if (isset($user_id) && $user_id) {
            $selfetch = $selfetch->where("{$a}user_id", 'in', ''.$user_id);
        }

        if (isset($my) && $my && isset($my_user_id) && $my_user_id) {
            $selfetch = $selfetch->where("{$a}user_id", 'in', ''.$my_user_id);
        }


        if (isset($teacher_id) && $teacher_id) {
            $selfetch = $selfetch->where("{$a}teacher_id", 'in', ''.$teacher_id);
        }

        if (isset($type) && $type) {
            $selfetch = $selfetch->where("{$a}type", 'in', ''.$type);
        }

        if (isset($address_type) && $address_type) {
            $selfetch = $selfetch->where("{$a}address_type", 'in', ''.$address_type);
        }


        if (isset($recommend) && $recommend) {
            $selfetch = $selfetch->where("{$a}recommend", 'in', ''.$recommend);
        }


        if (isset($hot) && $hot) {
            $selfetch = $selfetch->where("{$a}hot", 'in', ''.$hot);
        }


        if (isset($new) && $new) {
            $selfetch = $selfetch->where("{$a}new", 'in', ''.$new);
        }

        if (isset($feel) && $feel) {
            $selfetch = $selfetch->where("{$a}feel", 'in', ''.$feel);
        }


        //区域搜索
        if (isset($province) && $province) {
            $selfetch = $selfetch->where("{$a}province", 'in', ''.$province);
        }


        if (isset($city) && $city) {
            $selfetch = $selfetch->where("{$a}city", 'in', ''.$city);
        }

        if (isset($district) && $district) {
            $selfetch = $selfetch->where("{$a}district", 'in', ''.$district);
        }


        if (isset($self_label_tag) && $self_label_tag) {
            $self_label_tag =  implode("|",explode(',',$self_label_tag));
            $selfetch = $selfetch->whereRaw(" {$a}self_label_tag REGEXP '({$self_label_tag})'");
        }


        if (isset($classes_cate_ids) && $classes_cate_ids) {
            $classes_cate_ids =  implode("|",explode(',',$classes_cate_ids));
            $selfetch = $selfetch->whereRaw(" {$a}classes_cate_ids REGEXP '({$classes_cate_ids})'");
        }

        if (isset($classes_label_ids) && $classes_label_ids) {
            $classes_label_ids =  implode("|",explode(',',$classes_label_ids));
            $selfetch = $selfetch->whereRaw(" {$a}classes_label_ids REGEXP '({$classes_label_ids})'");
        }
        $collect_classes_lib_ids = [-1];
         //需登录查询条件：
        if(isset($my_user_id) && $my_user_id){
                //得到我收藏的课程ids
              $collect_classes_lib_ids = Collect::where("user_id",$my_user_id)->column("classes_lib_id");
               //专查我的收藏
              if(isset($collect) && $collect){
                  $selfetch = $selfetch->where("{$a}id","in",$collect_classes_lib_ids);
              }

        }


        //排序
        switch ($order) {
            case "normal": //综合排序（推薦優先）
                $selfetch = $selfetch->order("{$a}recommend desc,{$a}weigh desc,{$a}verification_num desc,{$a}sale desc,{$a}sign_num desc");
                break;
            case "distance": //距离优先 权重
                $selfetch = $selfetch->order("distance asc,{$a}recommend desc,{$a}weigh desc,{$a}verification_num desc,{$a}sale desc,{$a}sign_num desc");
                break;
            case "hot": //熱門优先
                $selfetch = $selfetch->order("{$a}hot desc,{$a}recommend desc,{$a}weigh desc,{$a}verification_num desc,{$a}sale desc,{$a}sign_num desc");
                break;

            case "new": //平台最新优先
                $selfetch = $selfetch->order("{$a}new desc,{$a}recommend desc,{$a}weigh desc,{$a}verification_num desc,{$a}sale desc,{$a}sign_num desc");
                break;
            case "selfhot": //机构热门优先
                $selfetch = $selfetch->order("{$a}selfhot desc,{$a}recommend desc,{$a}weigh desc,{$a}verification_num desc,{$a}sale desc,{$a}sign_num desc");
                break;

            case "sale": //銷量优先
                $selfetch = $selfetch->order("{$a}sale desc,{$a}verification_num desc,{$a}sign_num desc,{$a}recommend desc,{$a}weigh desc");
                break;


            default:
                throw new \Exception("不支持的排序类型");
        }

        if(isset($nearby) &&  $nearby) {
            $selfetch = $selfetch->having("distance <= {$nearby}");
        }


        $selfetch = $selfetch->paginate($per_page);

        //额外附加数据
         foreach ($selfetch as $row) { //迭代器魔术方法遍历，填值自动引用传值
               //设置是否已收藏
              $row->is_collect = in_array($row->id,$collect_classes_lib_ids) ? 1 : 0;
         }

        return $selfetch;
    }


    public static function update_classes($classes_lib_id){
    //更新课程规格库存
        $classes_lib = self::get($classes_lib_id);
        if($classes_lib){
            //所有课时加起来
            $classes_lib->limit_num  = ClassesSpec::where("classes_lib_id",$classes_lib_id)->sum( "limit_num");
            //更新虚拟用户数据
            //得到课程所有虚拟参与者数量
            $virtual_people =  VirtualUser::where("jointype",'1')->where("classes_lib_id",$classes_lib_id)->count();
             //如果课程虚拟参与者字段 数量小于 虚拟参与者实际数量 ，则等于虚拟参与者实际数量
            $classes_lib->virtual_people = $classes_lib->virtual_people < $virtual_people ? $virtual_people : $classes_lib->virtual_people;

            //得到课程所有虚拟报名者数量
           $virtual_num =  VirtualUser::where("havetype",'1')->where("classes_lib_id",$classes_lib_id)->count();
              //如果课程虚拟报名者字段 数量小于 虚拟报名者实际数量 ，则等于虚拟报名者实际数量 havetype
            $classes_lib->virtual_num = $classes_lib->virtual_num < $virtual_num ? $virtual_num : $classes_lib->virtual_num;
            $classes_lib->save();
        }
    }


   public static function add_virtual_init($classes_lib_id){
    //更新课程规格库存
        $classes_lib = self::get($classes_lib_id);
        if($classes_lib){
              //如果课程虚拟参与者字300-2000随机
            $classes_lib->virtual_people =  mt_rand(300, 2000);
              //如果课程虚拟报名者字段
            $classes_lib->virtual_num = 0;
            $classes_lib->save();
             //生成20个虚拟参与者
          (new Virtual())->getVirtualUser(20,$classes_lib_id,time(),true);
        }
    }


    /**设置收藏
     * @param $id
     * @param int $user_id
     * @param int $collect 0取消收藏 1收藏
     * @param bool $check
     * @param bool $trans
     * @throws \Exception
     */
    public  function collect($id,$user_id,$collect,$oper_type='user',$oper_id=0,$trans=false){
        $classes_lib = self::where("id",$id)->find();
        if(!$classes_lib)throw new \Exception("找不到课程！");
        //判断逻辑
        if($trans){
            self::beginTrans();
        }

        try{
            //事务逻辑
              $where = [
                    "user_id"=>$user_id,
                    "classes_lib_id"=>$id,
                    "weigh"=>$classes_lib["weigh"],
                ];
                //查询是否已收藏
                $res1 = Collect::where($where)->find();
            if($collect){
                if(!$res1){
                    //未收藏，添加收藏
                    $res1 = new Collect();
                    $res1->allowField(true)->save($where);
                }
            }else{
                //取消收藏
                $res1 = Collect::where($where)->delete();
            }

            if($trans){
                self::commitTrans();
            }
        }catch (\Exception $e){
            if($trans){
                self::rollbackTrans();
            }
            throw new \Exception($e->getMessage());
        }
        $where["is_collect"] = $collect;
        return $where;
    }


}