<?php
// +----------------------------------------------------------------------
// | 商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2017~2021 https://www.thinkphp.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
// +----------------------------------------------------------------------
// | Author: thinkphp <admin@yiovo.com>
// +----------------------------------------------------------------------
declare (strict_types=1);

namespace app\api\model;
use app\common\model\UserFans as UserFansModel;

/**
 * 用户粉丝模型类
 * Class UserFans
 * @package app\api\model
 */
class UserFans extends UserFansModel
{

    protected $globalScope = [''];

    /**
     * 隐藏字段
     * @var array
     */
    protected $hidden = [
        'update_time'
    ];

    /**
     * 关注我的粉丝用户列表
     * @param $userId
     * @param array $param
     * @param int $listRows
     * @return mixed
     */
    public function getFansList($userId, array $param = [], int $listRows = 15)
    {
        $list = $this->alias($this->name)
            ->leftJoin('user u','u.user_id='.$this->name.'.fans_id')
            ->leftJoin('user_info ui','ui.user_id='.$this->name.'.fans_id')
            ->where([$this->name.'.user_id'=> $userId, $this->name.'.status'=> 1,'u.status'=>1,'u.is_delete'=>0])
            ->where(function($query) use($param){
                $keyword = isset($param['keyword'])? $param['keyword'] : '';
                if($keyword){
                    $query->where('u.nick_name','like',"%{$keyword}%");
                }
            })
            ->field($this->name.'.*,u.nick_name,u.user_type,u.avatar_id,ui.admission_year,ui.position,ui.school_id')
            ->group($this->name.'.fans_id')
            ->order($this->name.'.update_time desc, '.$this->name.'.id desc')
            ->paginate($listRows);

        return $this->setListDataFromApi($list, $param);
    }

    /**
     * 我关注的用户列表
     * @param $userId
     * @param array $param
     * @param int $listRows
     * @return mixed
     */
    public function getFollowList($userId, array $param = [], int $listRows = 15)
    {
        $list = $this->alias($this->name)
            ->leftJoin('user u','u.user_id='.$this->name.'.user_id')
            ->leftJoin('user_info ui','ui.user_id='.$this->name.'.user_id')
            ->where([$this->name.'.fans_id'=> $userId, $this->name.'.status'=> 1,'u.status'=>1,'u.is_delete'=>0])
            ->where(function($query) use($param){
                $keyword = isset($param['keyword'])? $param['keyword'] : '';
                if($keyword){
                    $query->where('u.nick_name','like',"%{$keyword}%");
                }
            })
            ->field($this->name.'.*,u.nick_name,u.user_type,u.avatar_id,ui.admission_year,ui.position,ui.school_id')
            ->group($this->name.'.user_id')
            ->order($this->name.'.update_time desc, '.$this->name.'.id desc')
            ->paginate($listRows);

        return $this->setListDataFromApi($list, $param);
    }

    /**
     * 设置展示的数据 api模块
     * @param $info
     * @return mixed
     */
    private function setListDataFromApi($info, $params=[])
    {
        return $this->setListData($info, function ($data) use ($params){

            // 整理数据 api模块
            $this->setDataFromApi($data);

            // 隐藏冗余的字段
            $this->hidden(array_merge($this->hidden, ['status','avatar_id']));
        });
    }

    /**
     * 整理数据 api模块
     * @param $info
     * @return mixed
     */
    private function setDataFromApi($info)
    {
        return $this->setData($info, function ($data) {
                // 用户类型
                $userType = isset($data['user_type'])? $data['user_type'] : 0;
                $schoolId = isset($data['school_id'])? $data['school_id'] : 0;
                if($userType == 3){
                    // 招生学校
                    $data['school_name'] = $schoolId? School::getSchoolField($schoolId) : '';
                }else{
                    // 生源学校
                    $data['school_name'] = $schoolId? SourceShool::getSchoolField($schoolId) : '';
                }

                // 用户头像
                $avatarId = isset($data['avatar_id'])? $data['avatar_id'] : 0;
                if($avatarId){
                    $avatarData = UploadFile::detail($avatarId);
                    $data['avatar_url'] = isset($avatarData['preview_url'])? $avatarData['preview_url'] : '';
                }

                // 用户类型
                $admissionYear = isset($data['admission_year'])? $data['admission_year'] : '';
                $position = isset($data['position'])? $data['position'] : '';
                $data['user_type_text'] = $userType == 3? ($position==1?'科任老师':'招生老师') : ($admissionYear? $admissionYear.'级' : '学生');

        });
    }

    /**
     * 获取粉丝用户ID
     * @param int $userId
     * @return array
     */
    public static function getFansUid(int $userId)
    {
        return self::where(['user_id'=> $userId, 'status'=>1])->column('fans_id');
    }

    /**
     * 获取粉丝数
     * @param int $userId
     * @return array
     */
    public static function getFansNum(int $userId)
    {
        return self::where(['user_id'=> $userId, 'status'=>1])->count('fans_id');
    }

    /**
     * 验证是否为粉丝或者互粉用户
     * @param $userId 用户
     * @param $fansId 粉丝用户
     * @param int $fansStatus 粉丝状态：1-已关注，2-已互关
     * @return int
     */
    public static function checkFans($userId, $fansId, $fansStatus = 0)
    {
        $where = ['user_id'=> $userId, 'fans_id'=> $fansId, 'status'=> 1];
        if($fansStatus>0){
            $where['fans_status'] = $fansStatus;
        }
        return (int)self::where($where)->value('fans_status');
    }
}