<?php


namespace App\Models;


use Illuminate\Support\Facades\Log;
use OwenIt\Auditing\Models\Audit;

class CourseSign extends SoftDeletesModel
{
    protected $casts = ['file_ids' => 'json', 'fee_file_ids' => 'json', 'data' => 'json', 'change_data' => 'json'];

    protected $appends = ['files', 'fee_files', 'status_text', 'fee_status_text'];

    public static $intToString = [
        'status' => [
            0 => '待审核',
            1 => '审核通过',
            2 => '审核不通过',
            3 => '备选',
            4 => '已取消',
            5 => '主动放弃',
            6 => '黑名单'
        ],
        'fee_status' => [
            0 => '未缴费',
            1 => '缴费成功',
            2 => '缴费失败',
            3 => '待确认'
        ],
    ];

    public function getStatusTextAttribute($value)
    {
        return self::$intToString['status'][$this->status] ?? '';
    }

    public function getFeeStatusTextAttribute($value)
    {
        return self::$intToString['fee_status'][$this->fee_status] ?? '';
    }

    public function getFilesAttribute($value)
    {
        if (empty($this->file_ids))
            return [];
        return Upload::whereIn('id', $this->file_ids)->get();
    }

    public function getFeeFilesAttribute($value)
    {
        if (empty($this->fee_file_ids))
            return [];
        return Upload::whereIn('id', $this->fee_file_ids)->get();
    }

    public function course()
    {
        return $this->hasOne(Course::class, 'id', 'course_id');
    }

    public function user()
    {
        return $this->hasOne(User::class, 'id', 'user_id');
    }

    /**
     * 第三方日志记录
     * @return \Illuminate\Database\Eloquent\Relations\HasMany
     */
    public function thirdAppointmentLogs()
    {
        return $this->hasMany(ThirdAppointmentLog::class, 'course_sign_id', 'id');
    }

    /**
     * 获取学员列表数据
     */
    public static function getStudentList($start_date = null, $end_date = null, $status = null, $course_ids = null)
    {
        $baseQuery = CourseSign::where(function ($query) use ($course_ids, $status) {
            if ($status) {
                $query->where('status', $status);
            }
            if (isset($course_ids)) {
                $query->whereIn('course_id', $course_ids);
            }
        })->whereHas('course', function ($query) use ($start_date, $end_date) {
            // 开始结束日期的筛选。or查询
            if ($start_date && $end_date) {
                $query->whereBetween('start_date', [$start_date, $end_date])
                    ->orWhereBetween('end_date', [$start_date, $end_date]);
            }
        })->whereNotIn('status', [4, 5, 6]);
        return $baseQuery;
    }


    /**
     * 指定时间内的报名信息(未去重)
     */
    public static function courseSignsTotal($start_date, $end_date, $status = null, $course_ids = null, $retList = false)
    {
        $totalQuery = self::getStudentList($start_date, $end_date, $status, $course_ids);
        if ($retList) {
            // 返回列表
            return $totalQuery->get();
        } else {
            // 基础数据
            $baseTotal = $totalQuery->count();
            // 历史数据
            $historyTotal = HistoryCourse::whereHas('calendar', function ($query) {
                $query->where('is_count_people', 1);
            })->where(function ($query) use ($start_date, $end_date) {
                // 开始结束日期的筛选。or查询
                $query->whereBetween('start_time', [$start_date, $end_date])
                    ->orWhereBetween('end_time', [$start_date, $end_date]);
            })->where(function ($query) {
                $course_type_id = request('course_type_id');
                if ($course_type_id) {
                    $course_type_id = explode(',', $course_type_id);
                    $query->whereIn('type', $course_type_id);
                }
            })->sum('course_type_signs_pass');
            // 返回统计数据
            return $historyTotal + $baseTotal;
        }
    }

    /**
     * 指定时间内的报名信息(去重)
     */
    public static function courseSignsTotalByUnique($start_date, $end_date, $status = null, $course_ids = null, $retList = false)
    {
        $totalQuery = self::getStudentList($start_date, $end_date, $status, $course_ids);
        $user = User::whereIn('id', $totalQuery->get()->pluck('user_id'))->groupBy('mobile')->get();
        if ($retList) {
            // 列表
            return $user;
        } else {
            $baseTotal = $user->count();
            // 历史数据
            $historyTotal = HistoryCourse::whereHas('calendar', function ($query) {
                $query->where('is_count_people', 1);
            })->where(function ($query) use ($start_date, $end_date) {
                // 开始结束日期的筛选。or查询
                $query->whereBetween('start_time', [$start_date, $end_date])
                    ->orWhereBetween('end_time', [$start_date, $end_date]);
            })->where(function ($query) {
                $course_type_id = request('course_type_id');
                if ($course_type_id) {
                    $course_type_id = explode(',', $course_type_id);
                    $query->whereIn('type', $course_type_id);
                }
            })->sum('course_type_signs_pass_unique');
            // 统计数据
            return $baseTotal + $historyTotal;
        }
    }

    /**
     * 被投企业统计
     * @param string|null $start_date 开始日期
     * @param string|null $end_date 结束日期
     * @param array|null $course_ids 课程ID（仅在自定义时间时生效）
     * @param bool $retList 是否返回列表
     */
    public static function yhInvested($start_date = null, $end_date = null, $course_ids = null, $retList = false)
    {
        // 判断是否使用默认时间
        $isDefaultDate = (empty($start_date) || $start_date == CourseType::START_DATE) && empty($course_ids);
        // 获取学员ID列表
        if ($isDefaultDate) {
            // 默认时间：获取所有学员，不限制课程
            $userIds = self::getStudentList($start_date, $end_date, 1, null)->get()->pluck('user_id');
        } else {
            // 自定义时间：按课程筛选学员
            $userIds = self::getStudentList($start_date, $end_date, 1, $course_ids)->get()->pluck('user_id');
        }

        // 获取这些学员所在的被投企业
        $companies = Company::whereHas('users', function ($query) use ($userIds) {
            $query->whereIn('id', $userIds);
        })->where('is_yh_invested', 1)->get();

        // 自定义时间：需要按被投时间筛选
        if (!$isDefaultDate) {
            $startDate = substr($start_date, 0, 10);
            $endDate = substr($end_date, 0, 10);

            // 筛选出被投时间在范围内的企业
            $filteredCompanies = [];
            foreach ($companies as $company) {
                $projectUsers = $company->project_users ?? [];
                foreach ($projectUsers as $item) {
                    $investDate = $item['investDate'] ?? null;
                    // 检查被投时间是否在范围内
                    if ($investDate && $investDate >= $startDate && $investDate <= $endDate) {
                        $filteredCompanies[] = $company;
                        break; // 只要有一条满足就加入
                    }
                }
            }
            $companies = collect($filteredCompanies);
        }

        // 返回结果
        if ($retList) {
            return $companies->values();
        } else {
            return $companies->count();
        }
    }

    /**
     * 今年被投企业统计（统计或列表）
     * @param string|null $start_date 开始日期
     * @param string|null $end_date 结束日期
     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
     * @param bool $retList 是否返回列表，false返回数量，true返回列表（包含学员、课程信息）
     * @return int|array
     */
    public static function companyInvestedYear($start_date = null, $end_date = null, $course_ids = null, $retList = false)
    {
        $courseSignsQuery = self::getStudentList($start_date, $end_date, 1, $course_ids);
        $courseSigns = $courseSignsQuery->with(['user.company', 'course.typeDetail'])->get();

        // 获取所有被投企业的ID
        $companyIds = $courseSigns->pluck('user.company.id')
            ->filter()
            ->unique()
            ->toArray();

        $year = date('Y');
        // 获取这些公司中标记为被投的公司
        $allInvestedCompanies = Company::whereIn('id', $companyIds)
            ->where('is_yh_invested', 1)
            ->get();

        // 筛选出被投时间在今年的企业
        $companies = [];
        foreach ($allInvestedCompanies as $company) {
            $projectUsers = $company->project_users ?? [];
            $hasInvestThisYear = false;
            foreach ($projectUsers as $item) {
                $investDate = $item['investDate'] ?? null;
                if ($investDate) {
                    $investYear = date('Y', strtotime($investDate));
                    if ($investYear == $year) {
                        $hasInvestThisYear = true;
                        break;
                    }
                }
            }
            if ($hasInvestThisYear) {
                $companies[$company->id] = $company;
            }
        }
        $companies = collect($companies);

        if ($retList) {
            // 返回详细列表：主表是公司，子数据是学员信息
            $result = [];
            foreach ($courseSigns as $courseSign) {
                if (!$courseSign->user || !$courseSign->user->company) {
                    continue;
                }

                $companyId = $courseSign->user->company->id;
                // 只处理今年被投企业的记录
                if (!isset($companies[$companyId])) {
                    continue;
                }

                $company = $companies[$companyId];

                // 如果公司还没有在结果中，初始化
                if (!isset($result[$companyId])) {
                    $result[$companyId] = [
                        'company' => $company,
                        'users' => [],
                    ];
                }

                // 按学员分组，收集每个学员的课程信息
                $userId = $courseSign->user->id;
                if (!isset($result[$companyId]['users'][$userId])) {
                    $result[$companyId]['users'][$userId] = [
                        'user' => $courseSign->user,
                        'user_name' => $courseSign->user->name ?? '',
                        'mobile' => $courseSign->user->mobile ?? '',
                        'courses' => [],
                    ];
                }

                // 添加该学员的课程信息
                $result[$companyId]['users'][$userId]['courses'][] = [
                    'course_name' => $courseSign->course->name ?? '',
                    'course_type' => $courseSign->course->typeDetail->name ?? '',
                    'course_sign' => $courseSign,
                ];
            }

            // 将 users 转换为数组（去掉 user_id 作为 key）
            foreach ($result as $companyId => $item) {
                $result[$companyId]['users'] = array_values($item['users']);
            }

            // 转换为数组并返回
            return array_values($result);
        } else {
            // 返回统计数据
            return $companies->count();
        }
    }


    /**
     * 跟班学员（统计或列表）
     * @param string $start_date 开始日期
     * @param string $end_date 结束日期
     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
     * @param bool $retList 是否返回列表，false返回数量，true返回列表
     * @return int|\Illuminate\Database\Eloquent\Collection
     */
    public static function genban($start_date, $end_date, $course_ids = null, $retList = false)
    {
        $courseSignsQuery = self::getStudentList($start_date, $end_date, 1, $course_ids);
        // 获取需要统计跟班学员的课程
        $genbanCourse = Course::whereHas('typeDetail', function ($query) {
            $query->where('is_count_genban', 1);
        })->get();

        $courseSigns = $courseSignsQuery->whereHas('user', function ($query) {
            $query->where('from', 'like', '%跟班学员%');
        })->whereIn('course_id', $genbanCourse->pluck('id'))->get();

        if ($retList) {
            return User::with('company')->whereIn('id', $courseSigns->pluck('user_id'))->get();
        } else {
            return User::whereIn('id', $courseSigns->pluck('user_id'))->count();
        }
    }

    /**
     * 入学后上市公司数量（在指定时间范围内报名的学员所在公司中，在入学后上市的公司数量）
     * @param string $start_date 开始日期
     * @param string $end_date 结束日期
     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
     * @param bool $retList 是否返回列表，false返回数量，true返回列表
     * @return int|array
     */
    public static function companyMarketAfterEnrollment($start_date, $end_date, $course_ids = null, $retList = false)
    {
        $courseSignsQuery = self::getStudentList($start_date, $end_date, null, $course_ids);
        $courseSignsForStock = $courseSignsQuery->with('user.company')->get();
        $companiesAfterEnrollment = [];
        foreach ($courseSignsForStock as $sign) {
            if ($sign->user && $sign->user->company && $sign->user->company->company_market == 1) {
                $signDate = \Carbon\Carbon::parse($sign->created_at)->format('Y-m-d');
                $stockDate = $sign->user->company->stock_date;
                if ($stockDate && $stockDate >= $signDate) {
                    $companyId = $sign->user->company->id;
                    if (!isset($companiesAfterEnrollment[$companyId])) {
                        $companiesAfterEnrollment[$companyId] = [
                            'company' => $sign->user->company,
                            'first_sign_date' => $signDate,
                            'users' => [],
                        ];
                    }
                    if ($retList) {
                        $companiesAfterEnrollment[$companyId]['users'][] = $sign->user;
                    }
                }
            }
        }

        if ($retList) {
            return $companiesAfterEnrollment;
        } else {
            return count($companiesAfterEnrollment);
        }
    }

    /**
     * 入学后被投企业数量（在指定时间范围内报名的学员所在公司中，在入学后被投的公司数量）
     * @param string $start_date 开始日期
     * @param string $end_date 结束日期
     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
     * @param bool $retList 是否返回列表，false返回数量，true返回列表
     * @return int|array
     */
    public static function companyInvestedAfterEnrollment($start_date, $end_date, $course_ids = null, $retList = false)
    {
        $courseSignsQuery = self::getStudentList($start_date, $end_date, 1, $course_ids);
        $courseSignsForInvest = $courseSignsQuery->with('user.company')->get();
        $companiesAfterEnrollment = [];
        foreach ($courseSignsForInvest as $sign) {
            if ($sign->user && $sign->user->company && $sign->user->company->is_yh_invested == 1) {
                $signDate = \Carbon\Carbon::parse($sign->created_at)->format('Y-m-d');
                // 从 project_users 中获取最早的被投时间
                $projectUsers = $sign->user->company->project_users;
                $investDate = null;
                if (!empty($projectUsers) && is_array($projectUsers)) {
                    foreach ($projectUsers as $projectUser) {
                        if (!empty($projectUser['investDate'])) {
                            if ($investDate === null || $projectUser['investDate'] < $investDate) {
                                $investDate = $projectUser['investDate'];
                            }
                        }
                    }
                }
                // 被投时间 >= 报名时间，说明是入学后被投
                if ($investDate && $investDate >= $signDate) {
                    $companyId = $sign->user->company->id;
                    if (!isset($companiesAfterEnrollment[$companyId])) {
                        $companiesAfterEnrollment[$companyId] = [
                            'company' => $sign->user->company,
                            'first_sign_date' => $signDate,
                            'invest_date' => $investDate,
                            'users' => [],
                        ];
                    }
                    if ($retList) {
                        $companiesAfterEnrollment[$companyId]['users'][] = $sign->user;
                    }
                }
            }
        }

        if ($retList) {
            return $companiesAfterEnrollment;
        } else {
            return count($companiesAfterEnrollment);
        }
    }

    /**
     * 区域统计
     * @param string $start_date 开始日期
     * @param string $end_date 结束日期
     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
     * @param bool $retList 是否返回列表，false返回详情，true返回列表
     */
    public static function area($start_date, $end_date, $status = null, $course_ids = null, $retList = false)
    {
        $courseSignList = self::getStudentList($start_date, $end_date, $status, $course_ids);

        // 地区
        $suzhouArea = Company::where('company_city', '苏州市')->pluck('company_area')->unique();
        $list = [];
        foreach ($suzhouArea as $area) {
            $sourseSignList2 = (clone $courseSignList)->whereHas('user', function ($query) use ($area) {
                $query->whereHas('company', function ($query) use ($area) {
                    $query->where('company_area', $area);
                });
            })->get();

            $list[] = [
                'area' => $area,
                // 未去重
                'total' => $sourseSignList2->count(),
                // 已去重
                'total_unique' => User::whereIn('id', $sourseSignList2->pluck('user_id'))->groupBy('mobile')->get()->count(),
            ];

        }
        $courseSignList3 = (clone $courseSignList)->whereHas('user', function ($query) {
            $query->whereHas('company', function ($query) {
                $query->where('company_city', '!=', '苏州市');
            });
        })->get();
        $list[] = [
            'area' => '苏州市外',
            'total' => $courseSignList3->count(),
            // 已去重
            'total_unique' => User::groupBy('mobile')->whereIn('id', $courseSignList3->pluck('user_id'))->get()->count(),
        ];

        if ($retList) {
            // 返回列表
            return $list;
        } else {
            // 返回统计数据
            return $courseSignList->get();
        }
    }

    /**
     * 元和员工参人员
     */
    public static function companyJoin($start_date = null, $end_date = null, $course_ids = null, $retList = false)
    {
        $courseSignsQuery = self::getStudentList($start_date, $end_date, null, $course_ids);
        $courseSignByType = $courseSignsQuery->get();

        // 检测关键词
        $companyNameKeyword = [
            '元禾控股',
            '元禾原点',
            '元禾厚望',
            '元禾重元',
            '元禾璞华',
            '元禾谷风',
            '元禾绿柳',
            '元禾辰坤',
            '元禾沙湖',
            '禾裕集团',
            '苏州科服',
            '信诚管理咨询',
            '集成电路公司',
            '常州团队',
            '国企元禾'
        ];
        //        $company = Company::where(function ($query) use ($companyNameKeyword) {
//            foreach ($companyNameKeyword as $item) {
//                $query->orWhere('company_name', 'like', '%' . $item . '%');
//            }
//        })->get();
        $list = User::whereIn('id', $courseSignByType->pluck('user_id'))
            ->where(function ($query) use ($companyNameKeyword) {
                foreach ($companyNameKeyword as $item) {
                    $query->orWhere('company_name', 'like', '%' . $item . '%');
                }
            })->get();

        if ($retList) {
            // 返回列表
            return $list;
        } else {
            // 返回统计数据
            return $list->count();
        }
    }

    /**
     * 干部参与（统计或列表）
     * @param string $start_date 开始日期
     * @param string $end_date 结束日期
     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
     * @param bool $retList 是否返回列表，false返回数量，true返回列表
     * @return int|\Illuminate\Database\Eloquent\Collection
     */
    public static function ganbu($start_date = null, $end_date = null, $course_ids = null, $retList = false)
    {
        $courseSignsQuery = self::getStudentList($start_date, $end_date, 1, $course_ids);
        $courseSigns = $courseSignsQuery->whereHas('user', function ($query) {
            $query->where('from', 'like', '%跟班学员%');
        })->get();
        if ($retList) {
            return User::with('company')->whereIn('id', $courseSigns->pluck('user_id'))->get();
        } else {
            return User::whereIn('id', $courseSigns->pluck('user_id'))->count();
        }
    }

    /**
     * 头部企业（统计或列表）
     * @param string $start_date 开始日期
     * @param string $end_date 结束日期
     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
     * @param bool $retList 是否返回列表，false返回数量，true返回列表
     * @return int|\Illuminate\Database\Eloquent\Collection
     */
    public static function toubuqiye($start_date = null, $end_date = null, $course_ids = null, $retList = false)
    {
        $courseSignsQuery = self::getStudentList($start_date, $end_date, 1, $course_ids);
        $courseSignByType = $courseSignsQuery->get();
        $list = Company::whereHas('users', function ($query) use ($courseSignByType) {
            $query->whereIn('id', $courseSignByType->pluck('user_id'));
        })->where('company_tag', 'like', '%' . '高新技术企业' . '%')->get();
        if ($retList) {
            // 返回列表
            return $list;
        } else {
            // 返回统计数据
            return $list->count();
        }
    }

    /**
     * 高层次人才
     */
    public static function rencai($start_date = null, $end_date = null, $course_ids = null, $retList = false)
    {
        $courseSignsQuery = self::getStudentList($start_date, $end_date, 1, $course_ids);

        // 条件1：人才培训课程类型的用户
        $courseSigns1 = $courseSignsQuery->whereHas('course', function ($query) {
            $query->whereHas('typeDetail', function ($q) {
                $q->where('name', '人才培训');
            });
        })->get();

        // 条件2：data 字段中 name="个人荣誉" 且 value != "其他" 的用户
        $courseSigns2 = $courseSignsQuery->get()->filter(function ($courseSign) {
            if (empty($courseSign->data) || !is_array($courseSign->data)) {
                return false;
            }
            foreach ($courseSign->data as $item) {
                if (isset($item['key']) && $item['key'] === 'type') {
                    if (isset($item['value']) && $item['value'] !== '其他') {
                        return true;
                    }
                }
            }
            return false;
        });

        // 合并两个条件的结果（或关系），并去重 user_id
        $allUserIds = $courseSigns1->pluck('user_id')
            ->merge($courseSigns2->pluck('user_id'))
            ->unique()
            ->filter();

        if ($retList) {
            return User::whereIn('id', $allUserIds)->get();
        } else {
            return $allUserIds->count();
        }
    }

    /**
     * 上市公司（统计或列表）
     * @param string|null $start_date 开始日期
     * @param string|null $end_date 结束日期
     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
     * @param bool $retList 是否返回列表，false返回数量，true返回列表（包含学员、课程信息）
     * @return int|array
     */
    public static function shangshi($start_date = null, $end_date = null, $course_ids = null, $retList = false)
    {
        $courseSignsQuery = self::getStudentList($start_date, $end_date, 1, $course_ids);
        $courseSigns = $courseSignsQuery->with(['user.company', 'course.typeDetail'])->get();

        // 获取所有上市公司的ID
        $companyIds = $courseSigns->pluck('user.company.id')
            ->filter()
            ->unique()
            ->toArray();

        // 获取这些公司中标记为上市的公司
        $companies = Company::whereIn('id', $companyIds)
            ->where('company_market', 1)
            ->get()
            ->keyBy('id');

        if ($retList) {
            // 返回详细列表：主表是公司，子数据是学员信息
            $result = [];
            foreach ($courseSigns as $courseSign) {
                if (!$courseSign->user || !$courseSign->user->company) {
                    continue;
                }

                $companyId = $courseSign->user->company->id;
                // 只处理上市公司的记录
                if (!isset($companies[$companyId])) {
                    continue;
                }

                $company = $companies[$companyId];

                // 如果公司还没有在结果中，初始化
                if (!isset($result[$companyId])) {
                    $result[$companyId] = [
                        'company' => $company,
                        'users' => [],
                    ];
                }

                // 按学员分组，收集每个学员的课程信息
                $userId = $courseSign->user->id;
                if (!isset($result[$companyId]['users'][$userId])) {
                    $result[$companyId]['users'][$userId] = [
                        'user' => $courseSign->user,
                        'user_name' => $courseSign->user->name ?? '',
                        'mobile' => $courseSign->user->mobile ?? '',
                        'courses' => [],
                    ];
                }

                // 添加该学员的课程信息
                $result[$companyId]['users'][$userId]['courses'][] = [
                    'course_name' => $courseSign->course->name ?? '',
                    'course_type' => $courseSign->course->typeDetail->name ?? '',
                    'course_sign' => $courseSign,
                ];
            }

            // 将 users 转换为数组（去掉 user_id 作为 key）
            foreach ($result as $companyId => $item) {
                $result[$companyId]['users'] = array_values($item['users']);
            }

            // 转换为数组并返回
            return array_values($result);
        } else {
            // 返回统计数据
            return $companies->count();
        }
    }

    /**
     * 今年上市公司（统计或列表）
     * @param string|null $start_date 开始日期
     * @param string|null $end_date 结束日期
     * @param array|null $course_ids 课程ID数组，不传则统计所有课程
     * @param bool $retList 是否返回列表，false返回数量，true返回列表（包含学员、课程信息）
     * @return int|array
     */
    public static function companyMarketYear($start_date = null, $end_date = null, $course_ids = null, $retList = false)
    {
        $courseSignsQuery = self::getStudentList($start_date, $end_date, 1, $course_ids);
        $courseSigns = $courseSignsQuery->with(['user.company', 'course.typeDetail'])->get();

        // 获取所有上市公司的ID
        $companyIds = $courseSigns->pluck('user.company.id')
            ->filter()
            ->unique()
            ->toArray();

        $year = date('Y');
        // 获取这些公司中标记为上市的公司，且上市日期为今年
        $companies = Company::whereIn('id', $companyIds)
            ->where('company_market', 1)
            ->whereYear('stock_date', $year)
            ->get()
            ->keyBy('id');

        if ($retList) {
            // 返回详细列表：主表是公司，子数据是学员信息
            $result = [];
            foreach ($courseSigns as $courseSign) {
                if (!$courseSign->user || !$courseSign->user->company) {
                    continue;
                }

                $companyId = $courseSign->user->company->id;
                // 只处理上市公司的记录
                if (!isset($companies[$companyId])) {
                    continue;
                }

                $company = $companies[$companyId];

                // 如果公司还没有在结果中，初始化
                if (!isset($result[$companyId])) {
                    $result[$companyId] = [
                        'company' => $company,
                        'users' => [],
                    ];
                }

                // 按学员分组，收集每个学员的课程信息
                $userId = $courseSign->user->id;
                if (!isset($result[$companyId]['users'][$userId])) {
                    $result[$companyId]['users'][$userId] = [
                        'user' => $courseSign->user,
                        'user_name' => $courseSign->user->name ?? '',
                        'mobile' => $courseSign->user->mobile ?? '',
                        'courses' => [],
                    ];
                }

                // 添加该学员的课程信息
                $result[$companyId]['users'][$userId]['courses'][] = [
                    'course_name' => $courseSign->course->name ?? '',
                    'course_type' => $courseSign->course->typeDetail->name ?? '',
                    'course_sign' => $courseSign,
                ];
            }

            // 将 users 转换为数组（去掉 user_id 作为 key）
            foreach ($result as $companyId => $item) {
                $result[$companyId]['users'] = array_values($item['users']);
            }

            // 转换为数组并返回
            return array_values($result);
        } else {
            // 返回统计数据
            return $companies->count();
        }
    }

}