<?php

namespace App\Http\Controllers\Admin;

use App\Exports\BaseExport;
use App\Exports\CommonExport;
use App\Helpers\ResponseCode;
use App\Helpers\StarterResponseCode;
use App\Models\Course;
use App\Models\CourseAppointmentTotal;
use App\Models\CourseSign;
use App\Models\CourseType;
use App\Models\CustomForm;
use App\Models\CustomFormField;
use App\Models\User;
use Illuminate\Support\Carbon;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Validator;
use Maatwebsite\Excel\Facades\Excel;
use Rap2hpoutre\FastExcel\FastExcel;

class UserController extends BaseController
{

    /**
     * 构造函数
     */
    public function __construct()
    {
        parent::__construct(new User());
    }

    /**
     * @OA\Get(
     *     path="/api/admin/users/index",
     *     tags={"用户信息"},
     *     summary="所有用户列表",
     *     description="",
     *     @OA\Parameter(name="is_export", in="query", @OA\Schema(type="string"), required=false, description="是否导出0否1是"),
     *     @OA\Parameter(name="export_fields", in="query", @OA\Schema(type="string"), required=false, description="需要导出的字段数组"),
     *     @OA\Parameter(name="filter", in="query", @OA\Schema(type="string"), required=false, description="查询条件。数组"),
     *     @OA\Parameter(name="show_relation", in="query", @OA\Schema(type="string"), required=false, description="需要输出的关联关系数组，包括：courses，courseSigns，teacher，courseSettings，coursePeriods"),
     *     @OA\Parameter(name="page_size", in="query", @OA\Schema(type="string"), required=false, description="每页显示的条数"),
     *     @OA\Parameter(name="page", in="query", @OA\Schema(type="string"), required=false, description="页码"),
     *     @OA\Parameter(name="sort_name", in="query", @OA\Schema(type="string"), required=false, description="排序字段名字"),
     *     @OA\Parameter(name="has_course", in="query", @OA\Schema(type="string"), required=false, description="是否有课程0否1是"),
     *     @OA\Parameter(name="keyword", in="query", @OA\Schema(type="string"), required=true, description="关键词"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function index()
    {
        $all = request()->all();
        $list = $this->model->with(underlineToHump($all['show_relation'] ?? []))
            ->with([
                'courseSigns' => function ($query) use ($all) {
                    $query->where('status', 1)->with('course.teacher', 'course.typeDetail');
                }
            ])->where(function ($query) use ($all) {
                if (isset($all['keyword'])) {
                    $query->whereHas('courses', function ($q) use ($all) {
                        $q->where('name', 'like', '%' . $all['keyword'] . '%');
                    })->orWhere('name', 'like', '%' . $all['keyword'] . '%');
                }
                if (isset($all['has_course']) && $all['has_course'] == 1) {
                    $query->whereHas('courseSigns', function ($q) {
                        $q->where('status', 1);
                    });
                }
                if (isset($all['filter']) && !empty($all['filter'])) {
                    foreach ($all['filter'] as $condition) {
                        $key = $condition['key'] ?? null;
                        $op = $condition['op'] ?? null;
                        $value = $condition['value'] ?? null;
                        if (!isset($key) || !isset($op) || !isset($value)) {
                            continue;
                        }
                        // 等于
                        if ($op == 'eq') {
                            $query->where($key, $value);
                        }
                        // 不等于
                        if ($op == 'neq') {
                            $query->where($key, '!=', $value);
                        }
                        // 大于
                        if ($op == 'gt') {
                            $query->where($key, '>', $value);
                        }
                        // 大于等于
                        if ($op == 'egt') {
                            $query->where($key, '>=', $value);
                        }
                        // 小于
                        if ($op == 'lt') {
                            $query->where($key, '<', $value);
                        }
                        // 小于等于
                        if ($op == 'elt') {
                            $query->where($key, '<=', $value);
                        }
                        // 模糊搜索
                        if ($op == 'like') {
                            $query->where($key, 'like', '%' . $value . '%');
                        }
                        // 否定模糊搜索
                        if ($op == 'notlike') {
                            $query->where($key, 'not like', '%' . $value . '%');
                        }
                        // null搜索
                        if ($op == 'null') {
                            $query->whereNull($key);
                        }
                        // notnull搜索
                        if ($op == 'notnull') {
                            $query->whereNotNull($key);
                        }
                        // 范围搜索
                        if ($op == 'range') {
                            list($from, $to) = explode(',', $value);
                            if (empty($from) || empty($to)) {
                                continue;
                            }
                            $query->whereBetween($key, [$from, $to]);
                        }
                    }
                }
            })->orderBy($all['sort_name'] ?? 'id', $all['sort_type'] ?? 'desc');
        if (isset($all['is_export']) && !empty($all['is_export'])) {
            $list = $list->get()->toArray();
            $export_fields = $all['export_fields'] ?? [];
            // 导出文件名字
            $tableName = $this->model->getTable();
            $filename = (new CustomForm())->getTableComment($tableName);
            return Excel::download(new BaseExport($export_fields, $list, $tableName), $filename . date('YmdHis') . '.xlsx');
        } else {
            // 输出
            $list = $list->paginate($all['page_size'] ?? 20);
        }
        return $this->success($list);
    }

    /**
     * @OA\Get(
     *     path="/api/admin/users/study",
     *     tags={"用户信息"},
     *     summary="学员管理(参与了课程的用户包含统计数据)",
     *     description="",
     *     @OA\Parameter(name="is_export", in="query", @OA\Schema(type="string"), required=false, description="是否导出0否1是"),
     *     @OA\Parameter(name="page_size", in="query", @OA\Schema(type="string"), required=false, description="每页显示的条数"),
     *     @OA\Parameter(name="page", in="query", @OA\Schema(type="string"), required=false, description="页码"),
     *     @OA\Parameter(name="file_name", in="query", @OA\Schema(type="string"), required=false, description="导出文件名"),
     *     @OA\Parameter(name="sort_name", in="query", @OA\Schema(type="string"), required=false, description="排序字段名字"),
     *     @OA\Parameter(name="sort_type", in="query", @OA\Schema(type="string"), required=false, description="排序类型"),
     *     @OA\Parameter(name="course_id", in="query", @OA\Schema(type="string"), required=false, description="课程id"),
     *     @OA\Parameter(name="course_name", in="query", @OA\Schema(type="string"), required=false, description="课程名称"),
     *     @OA\Parameter(name="name", in="query", @OA\Schema(type="string"), required=false, description="名字"),
     *     @OA\Parameter(name="company_name", in="query", @OA\Schema(type="string"), required=false, description="公司名字"),
     *     @OA\Parameter(name="company_position", in="query", @OA\Schema(type="string"), required=false, description="职务"),
     *     @OA\Parameter(name="company_area", in="query", @OA\Schema(type="string"), required=false, description="所在区域，多个英文逗号分隔，like 匹配关联 company 的 company_area（or 关系）"),
     *     @OA\Parameter(name="company_type", in="query", @OA\Schema(type="string"), required=false, description="企业性质"),
     *     @OA\Parameter(name="company_industry", in="query", @OA\Schema(type="string"), required=false, description="所属行业"),
     *     @OA\Parameter(name="courses_start_date", in="query", @OA\Schema(type="string"), required=false, description="课程开始时间"),
     *     @OA\Parameter(name="courses_end_date", in="query", @OA\Schema(type="string"), required=false, description="课程结束时间"),
     *     @OA\Parameter(name="is_vip", in="query", @OA\Schema(type="string"), required=false, description="是否vip0否1是"),
     *     @OA\Parameter(name="courses_ing", in="query", @OA\Schema(type="string"), required=false, description="是否课程进行中0否1是"),
     *     @OA\Parameter(name="is_chart", in="query", @OA\Schema(type="string"), required=false, description="课程是否参与统计0否1是"),
     *     @OA\Parameter(name="is_schoolmate", in="query", @OA\Schema(type="string"), required=false, description="是否校友0否1是"),
     *     @OA\Parameter(name="mobile", in="query", @OA\Schema(type="string"), required=false, description="手机号"),
     *     @OA\Parameter(name="status", in="query", @OA\Schema(type="string"), required=false, description="审核状态：0待审核，1通过，2不通过"),
     *     @OA\Parameter(name="course_type", in="query", @OA\Schema(type="string"), required=false, description="课程体系ID"),
     *     @OA\Parameter(name="company_has_share", in="query", @OA\Schema(type="string"), required=false, description="是否有股份0否1是"),
     *     @OA\Parameter(name="keyword", in="query", @OA\Schema(type="string"), required=false, description="关键词（搜索学校、专业、介绍）"),
     *     @OA\Parameter(name="start_company_date", in="query", @OA\Schema(type="string"), required=false, description="开始成立日期"),
     *     @OA\Parameter(name="end_company_date", in="query", @OA\Schema(type="string"), required=false, description="结束成立日期"),
     *     @OA\Parameter(name="start_birthday", in="query", @OA\Schema(type="string"), required=false, description="开始出生日期"),
     *     @OA\Parameter(name="end_birthday", in="query", @OA\Schema(type="string"), required=false, description="结束出生日期"),
     *     @OA\Parameter(name="sign_start_date", in="query", @OA\Schema(type="string"), required=false, description="报名开始时间"),
     *     @OA\Parameter(name="sign_end_date", in="query", @OA\Schema(type="string"), required=false, description="报名结束时间"),
     *     @OA\Parameter(name="company_need_fund", in="query", @OA\Schema(type="string"), required=false, description="是否需要融资0否1是"),
     *     @OA\Parameter(name="is_fee", in="query", @OA\Schema(type="string"), required=false, description="是否缴费0否1是"),
     *     @OA\Parameter(name="has_openid", in="query", @OA\Schema(type="string"), required=false, description="是否绑定小程序0否1是"),
     *     @OA\Parameter(name="year", in="query", @OA\Schema(type="string"), required=false, description="年份，默认为当前年份"),
     *     @OA\Parameter(name="is_black", in="query", @OA\Schema(type="string"), required=false, description="是否黑名单0否1是"),
     *     @OA\Parameter(name="is_yh_invested", in="query", @OA\Schema(type="string"), required=false, description="是否元和已投企业0否1是"),
     *     @OA\Parameter(name="is_company_market", in="query", @OA\Schema(type="string"), required=false, description="是否上市公司0否1是"),
     *     @OA\Parameter(name="company_tag", in="query", @OA\Schema(type="string"), required=false, description="企业标签"),
     *     @OA\Parameter(name="talent_tags", in="query", @OA\Schema(type="string"), required=false, description="人才标签，多个英文逗号分隔"),
     *     @OA\Parameter(name="address", in="query", @OA\Schema(type="string"), required=false, description="公司地址，模糊匹配关联 company 的 company_address 或 company_city"),
     *     @OA\Parameter(name="is_rencai", in="query", @OA\Schema(type="string"), required=false, description="是否人才，1=是时筛选；满足任一条即为人才：报名过人才培训课程(typeDetail.name=人才培训) 或 user.type/talent_tags 含「人才」"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function study()
    {
        $all = request()->all();
        $year = request('year', date('Y'));
        $start_date = $year . '-01-01';
        $end_date = $year . '-12-31';

        $list = $this->model->with(
            'appointments',
            'companyIndustryDetail',
            'companyPositionDetail',
            'companyAreaDetail',
            'company'
        )
            ->with([
                'courseSigns' => function ($query) {
                    $query->with('course.typeDetail')->orderBy('fee_status', 'desc');
                }
            ])->withCount([
                    'appointments' => function ($query) {
                        $query->whereIn('status', [0, 1]);
                    }
                ]);
        // 是否被投企业
        if (isset($all['is_yh_invested'])) {
            $list = $list->whereHas('company', function ($query) use ($all) {
                if ($all['is_yh_invested'] == 1) {
                    $query->where('is_yh_invested', 1);
                } else {
                    $query->where('is_yh_invested', 0);
                }
            });
        }
        // 是否上市公司
        if (isset($all['is_company_market'])) {
            $list = $list->whereHas('company', function ($query) use ($all) {
                if ($all['is_company_market'] == 1) {
                    $query->where('company_market', 1);
                } else {
                    $query->where('company_market', 0);
                }
            });
        }
        // company_tag等价于company_type，新旧数据兼容
        if (isset($all['company_type'])) {
            $all['company_tag'] = $all['company_type'];
        }

        // 新数据
        if (isset($all['company_tag'])) {
            $list = $list->whereHas('company', function ($query) use ($all) {
                $string = explode(',', $all['company_tag']);
                $query->where(function ($q) use ($string) {
                    foreach ($string as $index => $v) {
                        if ($index === 0) {
                            $q->where('company_tag', 'like', '%' . trim($v) . '%');
                        } else {
                            $q->orWhere('company_tag', 'like', '%' . trim($v) . '%');
                        }
                    }
                });
            });
        }

        // 榜单标签查询
        if (isset($all['ranking_tag'])) {
            $list = $list->whereHas('company', function ($query) use ($all) {
                $string = explode(',', $all['ranking_tag']);
                $query->where(function ($q) use ($string) {
                    foreach ($string as $index => $v) {
                        $trimmed = trim($v);
                        if (!empty($trimmed)) {
                            if ($index === 0) {
                                $q->where('ranking_tag', 'like', '%' . $trimmed . '%');
                            } else {
                                $q->orWhere('ranking_tag', 'like', '%' . $trimmed . '%');
                            }
                        }
                    }
                });
            });
        }

        $list = $list->whereHas('courseSigns', function ($query) use ($all) {
            if (isset($all['course_id'])) {
                $query->where('course_id', $all['course_id']);
            }
            if (isset($all['status'])) {
                $query->where('status', $all['status']);
            }
            // 报名时间筛选
            if (isset($all['sign_start_date']) && isset($all['sign_end_date'])) {
                $query->whereBetween('created_at', [$all['sign_start_date'], $all['sign_end_date']]);
            } elseif (isset($all['sign_start_date'])) {
                $query->where('created_at', '>=', $all['sign_start_date']);
            } elseif (isset($all['sign_end_date'])) {
                $query->where('created_at', '<=', $all['sign_end_date']);
            }
            $query->whereHas('course', function ($q) use ($all) {
                if (isset($all['year'])) {
                    $q->where('year', $all['year']);
                }
                if (isset($all['is_fee'])) {
                    $q->where('is_fee', $all['is_fee']);
                };
                if (isset($all['course_type'])) {
                    $q->where('type', $all['course_type']);
                };
                if (isset($all['course_name'])) {
                    $q->where('name', 'like', '%' . $all['course_name'] . '%');
                }
                // 课程日期：与统计一致，start_date 或 end_date 在区间内即计入（whereBetween 重叠逻辑）
                if (!empty($all['courses_start_date']) && !empty($all['courses_end_date'])) {
                    $q->where(function ($query) use ($all) {
                        $query->whereBetween('start_date', [$all['courses_start_date'], $all['courses_end_date']])
                            ->orWhereBetween('end_date', [$all['courses_start_date'], $all['courses_end_date']]);
                    });
                } else {
                    if (!empty($all['courses_start_date'])) {
                        $q->where('start_date', '>=', $all['courses_start_date']);
                    }
                    if (!empty($all['courses_end_date'])) {
                        $q->where('end_date', '<=', $all['courses_end_date']);
                    }
                }
                if (isset($all['courses_ing']) && $all['courses_ing'] == 1) {
                    $q->where(function ($query) use ($all) {
                        $query->where('start_date', '<=', date('Y-m-d'))->where('end_date', '>=', date('Y-m-d'));
                    });
                }
                // 课程是否参与统计：0否 1是
                if (isset($all['is_chart'])) {
                    $q->where('is_chart', $all['is_chart']);
                }
                // from=跟班学员 时与 ganbu_total 口径一致：仅统计 is_count_genban=1 的课程类型
                if (!empty($all['from']) && strpos((string) $all['from'], '跟班学员') !== false) {
                    $q->whereHas('typeDetail', function ($q) {
                        $q->where('is_count_genban', 1);
                    });
                }
            });
        });
        // 不通过的需要全部不通过
        if (isset($all['status']) && $all['status'] == 2) {
            // 筛选不通过的
            $list = $list->whereDoesntHave('courseSigns', function ($query) {
                $query->where('status', 1);
            });
        }
        $list = $list->where(function ($query) use ($all) {
            if (isset($all['from'])) {
                $query->where('from', 'like', '%' . $all['from'] . '%');
            }
            if (isset($all['is_vip'])) {
                $query->where('is_vip', $all['is_vip']);
            }
            if (isset($all['is_black'])) {
                $query->where('is_black', $all['is_black']);
            }
            if (isset($all['type'])) {
                $type = explode(',', $all['type']);
                $query->where(function ($q) use ($type) {
                    foreach ($type as $v) {
                        $q->orWhereRaw('FIND_IN_SET(?, type)', [$v]);
                    }
                });
            }
            if (isset($all['has_openid'])) {
                if ($all['has_openid'] == 1) {
                    $query->where(function ($q) {
                        $q->whereNotNull('openid')->where('openid', '!=', '');
                    });
                } else {
                    $query->where(function ($q) {
                        $q->whereNull('openid')->orWhere('openid', '');
                    });
                }
            }
            if (isset($all['name'])) {
                $query->where('name', 'like', '%' . $all['name'] . '%');
            }
            if (isset($all['company_name'])) {
                $query->where('company_name', 'like', '%' . $all['company_name'] . '%');
            }
            if (isset($all['company_position'])) {
                $query->where('company_position', $all['company_position']);
            }
            // 所在区域：like 匹配关联 company 的 company_area，多个英文逗号分隔为 or
            if (isset($all['company_area']) && $all['company_area'] !== '') {
                $query->whereHas('company', function ($c) use ($all) {
                    $c->filterByArea($all['company_area']);
                });
            }
            // 公司地址：模糊匹配关联 company 的 company_address 或 company_city
            if (isset($all['address']) && $all['address'] !== '') {
                $query->whereHas('company', function ($c) use ($all) {
                    $c->where('company_address', 'like', '%' . $all['address'] . '%')
                        ->orWhere('company_city', 'like', '%' . $all['address'] . '%');
                });
            }
            if (isset($all['company_industry'])) {
                $company_industry = explode(',', $all['company_industry']);
                $query->where(function ($q) use ($company_industry) {
                    foreach ($company_industry as $v) {
                        $q->orWhereRaw('FIND_IN_SET(?, company_industry)', [$v]);
                    }
                });
            }
            if (isset($all['is_schoolmate'])) {
                $query->where('is_schoolmate', $all['is_schoolmate']);
            }
            if (isset($all['year'])) {
                $query->where('created_at', 'like', '%' . $all['year'] . '%');
            }
            if (isset($all['company_need_fund'])) {
                $query->where('company_need_fund', $all['company_need_fund']);
            }
            if (isset($all['mobile'])) {
                $query->where('mobile', 'like', '%' . $all['mobile'] . '%');
            }
            if (isset($all['education'])) {
                $education = explode(',', $all['education']);
                $query->whereIn('education', $education);
            }
            if (isset($all['company_has_share'])) {
                $query->where('company_has_share', $all['company_has_share']);
            }
            if (isset($all['school'])) {
                $query->where('school', 'like', '%' . $all['school'] . '%');
            }
            if (isset($all['start_company_date']) && isset($all['end_company_date'])) {
                $query->whereBetween('company_date', [$all['start_company_date'], $all['end_company_date']]);
            }
            if (isset($all['start_birthday']) && isset($all['end_birthday'])) {
                $query->whereBetween('birthday', [$all['start_birthday'], $all['end_birthday']]);
            }
            if (isset($all['keyword'])) {
                $query->where('school', 'like', '%' . $all['keyword'] . '%')
                    ->orWhere('speciality', 'like', '%' . $all['keyword'] . '%')
                    ->orWhere('introduce', 'like', '%' . $all['keyword'] . '%');
            }
            if (isset($all['talent_tags'])) {
                $talentTags = explode(',', $all['talent_tags']);
                $query->where(function ($q) use ($talentTags) {
                    foreach ($talentTags as $tag) {
                        $q->orWhereRaw('FIND_IN_SET(?, talent_tags)', [trim($tag)]);
                    }
                });
            }
            // 是否人才（与 CourseSign::rencai 口径一致）：1=是时筛选。任一条即视为人才：报名过人才培训课程 或 type/talent_tags 含「人才」。
            // 人才培训：仅在本次查询的课程与时间范围内（courses_start/end、is_chart 等）认定，与 cover_rencai_total 一致。
            if (isset($all['is_rencai']) && (int) $all['is_rencai'] === 1) {
                $query->where(function ($q) use ($all) {
                    $q->whereHas('courseSigns', function ($cs) use ($all) {
                        $cs->where('status', 1);
                        if (isset($all['course_id'])) {
                            $cs->where('course_id', $all['course_id']);
                        }
                        if (isset($all['sign_start_date']) && isset($all['sign_end_date'])) {
                            $cs->whereBetween('created_at', [$all['sign_start_date'], $all['sign_end_date']]);
                        } elseif (isset($all['sign_start_date'])) {
                            $cs->where('created_at', '>=', $all['sign_start_date']);
                        } elseif (isset($all['sign_end_date'])) {
                            $cs->where('created_at', '<=', $all['sign_end_date']);
                        }
                        $cs->whereHas('course', function ($c) use ($all) {
                            if (isset($all['year'])) {
                                $c->where('year', $all['year']);
                            }
                            if (isset($all['is_fee'])) {
                                $c->where('is_fee', $all['is_fee']);
                            }
                            if (isset($all['course_type'])) {
                                $c->where('type', $all['course_type']);
                            }
                            if (isset($all['course_name'])) {
                                $c->where('name', 'like', '%' . $all['course_name'] . '%');
                            }
                            if (!empty($all['courses_start_date']) && !empty($all['courses_end_date'])) {
                                $c->where(function ($q2) use ($all) {
                                    $q2->whereBetween('start_date', [$all['courses_start_date'], $all['courses_end_date']])
                                        ->orWhereBetween('end_date', [$all['courses_start_date'], $all['courses_end_date']]);
                                });
                            } else {
                                if (!empty($all['courses_start_date'])) {
                                    $c->where('start_date', '>=', $all['courses_start_date']);
                                }
                                if (!empty($all['courses_end_date'])) {
                                    $c->where('end_date', '<=', $all['courses_end_date']);
                                }
                            }
                            if (isset($all['courses_ing']) && $all['courses_ing'] == 1) {
                                $c->where(function ($q2) {
                                    $q2->where('start_date', '<=', date('Y-m-d'))->where('end_date', '>=', date('Y-m-d'));
                                });
                            }
                            if (isset($all['is_chart'])) {
                                $c->where('is_chart', $all['is_chart']);
                            }
                            if (!empty($all['from']) && strpos((string) $all['from'], '跟班学员') !== false) {
                                $c->whereHas('typeDetail', function ($t) {
                                    $t->where('is_count_genban', 1);
                                });
                            }
                            $c->whereHas('typeDetail', function ($t) {
                                $t->where('name', '人才培训');
                            });
                        });
                    })->orWhere('type', 'like', '%人才%')->orWhere('talent_tags', 'like', '%人才%');
                });
            }
        })->orderBy($all['sort_name'] ?? 'id', $all['sort_type'] ?? 'desc');
        if (isset($all['is_export']) && !empty($all['is_export'])) {
            $list = $list->limit(5000)->get()->toArray();
            return Excel::download(new CommonExport($list, $all['export_fields'] ?? ''), $all['file_name'] ?? '' . date('YmdHis') . '.xlsx');
        } else {
            // 累计总数
            $total = CourseSign::courseSignsTotalByUnique(CourseType::START_DATE, date('Y-m-d'));
            // 报名人数
            $year_total = CourseSign::courseSignsTotalByUnique($start_date, $end_date);
            // 年度培养学员
            $year_training_total = CourseSign::courseSignsTotalByUnique($start_date, $end_date, 1);
            // 累计培养学员
            $training_total = CourseSign::courseSignsTotalByUnique(CourseType::START_DATE, date('Y-m-d'), 1);
            $list = $list->paginate($all['page_size'] ?? 20);
        }
        return $this->success(['list' => $list, 'year_total' => $year_total, 'total' => $total, 'year_training_total' => $year_training_total, 'training_total' => $training_total]);
    }

    /**
     * @OA\Get(
     *     path="/api/admin/users/show",
     *     tags={"用户信息"},
     *     summary="详情",
     *     description="",
     *     @OA\Parameter(name="id", in="query", @OA\Schema(type="string"), required=true, description="id"),
     *     @OA\Parameter(name="show_relation", in="query", @OA\Schema(type="string"), required=false, description="需要输出的关联关系数组，填写输出指定数据"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function show()
    {
        return parent::show();
    }

    /**
     * @OA\Post(
     *     path="/api/admin/users/save",
     *     tags={"时间段设置"},
     *     summary="更新或新增",
     *     @OA\Parameter(name="id", in="query", @OA\Schema(type="integer"), required=true, description="课程ID（存在则更新，不存在则新增）"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="访问令牌"),
     *     @OA\Parameter(name="openid", in="query", @OA\Schema(type="string"), description="用户openid"),
     *     @OA\Parameter(name="sex", in="query", @OA\Schema(type="string"), description="性别男/女"),
     *     @OA\Parameter(name="nickname", in="query", @OA\Schema(type="string"), description="昵称"),
     *     @OA\Parameter(name="mobile", in="query", @OA\Schema(type="string"), description="手机号"),
     *     @OA\Parameter(name="country", in="query", @OA\Schema(type="string"), description="国家"),
     *     @OA\Parameter(name="province", in="query", @OA\Schema(type="string"), description="省份"),
     *     @OA\Parameter(name="city", in="query", @OA\Schema(type="string"), description="城市"),
     *     @OA\Parameter(name="headimgurl", in="query", @OA\Schema(type="string"), description="头像URL"),
     *     @OA\Parameter(name="username", in="query", @OA\Schema(type="string"), description="用户名"),
     *     @OA\Parameter(name="password", in="query", @OA\Schema(type="string"), description="密码"),
     *     @OA\Parameter(name="name", in="query", @OA\Schema(type="string"), description="名字"),
     *     @OA\Parameter(name="birthday", in="query", @OA\Schema(type="string"), description="生日"),
     *     @OA\Parameter(name="email", in="query", @OA\Schema(type="string"), description="邮箱"),
     *     @OA\Parameter(name="education", in="query", @OA\Schema(type="integer"), description="学历"),
     *     @OA\Parameter(name="school", in="query", @OA\Schema(type="string"), description="学校"),
     *     @OA\Parameter(name="speciality", in="query", @OA\Schema(type="string"), description="专业"),
     *     @OA\Parameter(name="honour", in="query", @OA\Schema(type="string"), description="荣誉"),
     *     @OA\Parameter(name="introduce", in="query", @OA\Schema(type="string"), description="介绍"),
     *     @OA\Parameter(name="company_name", in="query", @OA\Schema(type="string"), description="公司名称"),
     *     @OA\Parameter(name="company_position", in="query", @OA\Schema(type="string"), description="个人职务"),
     *     @OA\Parameter(name="company_has_share", in="query", @OA\Schema(type="string"), description="是否有股份0否1是"),
     *     @OA\Parameter(name="company_build_date", in="query", @OA\Schema(type="string"), description="公司成立日期"),
     *     @OA\Parameter(name="company_area", in="query", @OA\Schema(type="string"), description="公司区域-数据字典"),
     *     @OA\Parameter(name="company_type", in="query", @OA\Schema(type="string"), description="公司性质-数据字典"),
     *     @OA\Parameter(name="company_industry", in="query", @OA\Schema(type="string"), description="公司所属行业-数据字典"),
     *     @OA\Parameter(name="company_business", in="query", @OA\Schema(type="string"), description="公司主营业务"),
     *     @OA\Parameter(name="company_fund", in="query", @OA\Schema(type="string"), description="公司融资情况0否1是"),
     *     @OA\Parameter(name="company_need_fund", in="query", @OA\Schema(type="integer"), description="公司是否需要融资0否1是"),
     *     @OA\Parameter(name="sign_from", in="query", @OA\Schema(type="string"), description="报名信息来源"),
     *     @OA\Parameter(name="remark", in="query", @OA\Schema(type="string"), description="备注"),
     *     @OA\Parameter(name="is_black", in="query", @OA\Schema(type="string"), description="是否黑名单0否1是"),
     *     @OA\Parameter(name="has_appointment_total", in="query", @OA\Schema(type="string"), description="预约剩余次数"),
     *     @OA\Parameter(name="from", in="query", @OA\Schema(type="string"), description="来源"),
     *     @OA\Response(
     *         response=200,
     *         description="操作成功"
     *     )
     * )
     */
    public function save()
    {
        return parent::save();
    }

    /**
     * @OA\Get(
     *     path="/api/admin/users/destroy",
     *     tags={"用户信息"},
     *     summary="删除",
     *     description="",
     *     @OA\Parameter(name="id", in="query", @OA\Schema(type="string"), required=true, description="id"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function destroy()
    {
        return parent::destroy();
    }

    /**
     * @OA\Post(
     *     path="/api/admin/users/excel-show",
     *     tags={"用户信息"},
     *     summary="导入预览",
     *     description="",
     *     @OA\Parameter(name="file", in="query", @OA\Schema(type="string"), required=true, description="文件"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function excelShow()
    {
        $file = \request()->file('file');
        $data = \request('data', []);
        //判断文件是否有效
        if (!(\request()->hasFile('file') && $file->isValid())) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '文件不存在或无效']);
        }
        //获取文件大小
        $img_size = floor($file->getSize() / 1024);
        if ($img_size >= 50 * 1024) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '文件必须小于50M']);
        }
        //过滤文件后缀
        $ext = $file->getClientOriginalExtension();
        if (!in_array($ext, ['xls', 'xlsx', 'csv'])) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '仅支持xls/xlsx/csv格式']);
        }
        $tempFile = $file->getRealPath();
        $dataArray = (new FastExcel)->import($tempFile)->toArray();
        // 数据过滤，只能导入数据表有的字段
        $tableName = $this->model->getTable();
        $rowTableFieldByComment = (new CustomFormField)->getRowTableFieldsByComment($tableName);
        $list = [];
        $statusList = CourseSign::$intToString['status'];
        $statusList = array_flip($statusList);
        foreach ($dataArray as $key => $value) {
            // 获取课程id
            $course = Course::where('name', $value['课程名称'])->first();
            $list[$key]['course_id'] = $course->id ?? 0;
            $list[$key]['course_name'] = $value['课程名称'] ?? '';
            // 默认没有付费
            $list[$key]['fee_status'] = 0;
            $list[$key]['status'] = $list[$key]['status_name'] = null;
            if (isset($value['审核状态'])) {
                // 获取审核状态
                $list[$key]['status'] = $statusList[$value['审核状态']];
                $list[$key]['status_name'] = $value['审核状态'];
                if ($list[$key]['status'] == 1) {
                    // 审核通过，则付费情况根据课程情况定
                    $list[$key]['fee_status'] = $course->is_fee ?? 0;
                }
            }
            foreach ($rowTableFieldByComment as $k => $v) {
                if (isset($value[$v])) {
                    // 日期格式
                    if ($value[$v] instanceof \DateTimeImmutable) {
                        $list[$key][$k] = Carbon::parse($value[$v])->toDateString();
                    } else {
                        if (in_array($k, ['company_type', 'type'])) {
                            $list[$key][$k] = str_replace('、', ',', $value[$v]);
                            $list[$key][$k] = str_replace('，', ',', $list[$key][$k]);
                            ;
                        } else {
                            $list[$key][$k] = $value[$v];
                        }
                    }
                }
            }
        }
        return $this->success($list);
    }

    /**
     * @OA\Post(
     *     path="/api/admin/users/import",
     *     tags={"用户信息"},
     *     summary="导入",
     *     description="",
     *     @OA\Parameter(name="data", in="query", @OA\Schema(type="string"), required=true, description="导入分析获取到的二维数组"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function import()
    {
        return parent::import();
    }

    /**
     * @OA\Post(
     *     path="/api/admin/users/import-study",
     *     tags={"用户信息"},
     *     summary="导入学员信息（旧的校友库导入）",
     *     description="",
     *     @OA\Parameter(name="data", in="query", @OA\Schema(type="string"), required=true, description="导入分析获取到的二维数组"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function importStudy()
    {
        $all = \request()->all();
        $messages = [
            'data.required' => '数据必填',
        ];
        $validator = Validator::make($all, [
            'data' => 'required',
        ], $messages);
        if ($validator->fails()) {
            return $this->fail([ResponseCode::ERROR_PARAMETER, implode(',', $validator->errors()->all())]);
        }
        $filteredRecords = $all['data'];
        $suc = 0;
        DB::beginTransaction();
        try {
            // 一个个新增，因为需要设置关联表的id
            foreach ($filteredRecords as $record) {
                if (empty($record['mobile'])) {
                    return $this->fail([ResponseCode::ERROR_BUSINESS, ($record['姓名'] ?? '') . '手机号不存在']);
                }
                $record['is_import'] = 1;
                $record['username'] = $record['name'];
                $record['is_vip'] = $record['fee_status'] == 1 ? 1 : 0;
                $where = ['mobile' => $record['mobile']];
                // 去除空值更新
                $record = array_filter($record, function ($value) {
                    return $value != '';
                });
                // 所有数据通过追加的形式更新
                $user = $this->model->where($where)->first();
                if ($user) {
                    // 更新，所有$record里的数组通过追加在原来数据后面的形式更新
                    foreach ($record as $k => &$v) {
                        if (!in_array($k, User::$coverFields)) {
                            // 追加更新
                            $tempArray = explode(',', $user->$k . ',' . $v);
                            $tempArray = array_unique(array_filter($tempArray));
                            $v = implode(',', $tempArray);
                        }
                    }
                    $user->fill($record);
                    $user->save();
                } else {
                    // 新增
                    $user = $this->model->create($record);
                }
                // 写入报名表
                if (isset($record['course_id']) && !empty($record['course_id'])) {
                    $whereSign = ['course_id' => $record['course_id'], 'user_id' => $user->id];
                    $dataSign = [
                        'course_id' => $record['course_id'],
                        'user_id' => $user->id,
                        'is_import' => 1,
                        'status' => $record['status'] ?? 1,
                        'fee_status' => $record['fee_status']
                    ];
                    $courseSign = CourseSign::updateOrCreate($whereSign, $dataSign);
                    // 加导入次数,加预约次数
                    if ($courseSign->status == 1) {
                        CourseAppointmentTotal::add($courseSign->user_id, $courseSign->id);
                    }
                }
                $suc++;
            }
            DB::commit();
            return $this->success(['total' => count($filteredRecords), 'suc' => $suc]);
        } catch (\Exception $exception) {
            DB::rollBack();
            return $this->fail([$exception->getCode(), $exception->getMessage()]);
        }
    }

    /**
     * @OA\Post(
     *     path="/api/admin/users/batch-update-schoolmate",
     *     tags={"用户信息"},
     *     summary="设置取消校友库",
     *     description="",
     *     @OA\Parameter(name="ids", in="query", @OA\Schema(type="string"), required=true, description="英文逗号分隔的id数组"),
     *     @OA\Parameter(name="is_schoolmate", in="query", @OA\Schema(type="string"), required=true, description="是否校友库-0否1是"),
     *     @OA\Parameter(name="is_black", in="query", @OA\Schema(type="string"), required=true, description="是否黑名单-0否1是"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function batchUpdateSchoolmate()
    {
        $all = \request()->all();
        $messages = [
            'ids.required' => '编号必填',
        ];
        $validator = Validator::make($all, [
            'ids' => 'required',
        ], $messages);

        if ($validator->fails()) {
            return $this->fail([StarterResponseCode::START_ERROR_PARAMETER, implode(',', $validator->errors()->all())]);
        }
        $idsArray = array_filter(array_map('trim', explode(',', $all['ids'])));
        if (empty($idsArray)) {
            return $this->fail([StarterResponseCode::START_ERROR_PARAMETER, '编号不能为空']);
        }
        if (isset($all['is_schoolmate'])) {
            if ($all['is_schoolmate'] == 1) {
                // 仅当 非校友→校友 时写入 schoolmate_time；已是校友的不更新，避免覆盖
                $this->model->whereIn('id', $idsArray)
                    ->whereRaw('COALESCE(is_schoolmate, 0) != 1')
                    ->update(['is_schoolmate' => 1, 'schoolmate_time' => now()]);
            } else {
                $this->model->whereIn('id', $idsArray)->update([
                    'is_schoolmate' => $all['is_schoolmate'],
                    'schoolmate_time' => null,
                ]);
            }
        }
        return $this->success('批量更新成功');
    }

    /**
     * @OA\Post(
     *     path="/api/admin/users/batch-update",
     *     tags={"用户信息"},
     *     summary="批量更新用户信息",
     *     description="",
     *     @OA\Parameter(name="ids", in="query", @OA\Schema(type="string"), required=true, description="英文逗号分隔的用户id"),
     *     @OA\Parameter(name="data", in="query", @OA\Schema(type="object"), required=true, description="需要更新的字段对象，键为字段名，值为字段值，例如：{is_vip:1,is_schoolmate:1,talent_tags:标签1,标签2}"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="暂无"
     *     )
     * )
     */
    public function batchUpdate()
    {
        $all = \request()->all();
        $messages = [
            'ids.required' => '用户ID必填',
            'data.required' => '更新数据必填',
        ];
        $validator = Validator::make($all, [
            'ids' => 'required',
            'data' => 'required|array',
        ], $messages);

        if ($validator->fails()) {
            return $this->fail([StarterResponseCode::START_ERROR_PARAMETER, implode(',', $validator->errors()->all())]);
        }

        // 获取可更新的字段列表（fillable字段）
        $fillableFields = $this->model->getFillable();

        // 构建更新数据，只保留fillable中的字段
        $data = [];
        foreach ($all['data'] as $field => $value) {
            // 只允许更新fillable中的字段
            if (in_array($field, $fillableFields)) {
                $data[$field] = $value;
            }
        }

        if (empty($data)) {
            return $this->fail([StarterResponseCode::START_ERROR_PARAMETER, '没有可更新的有效字段']);
        }

        if (array_key_exists('is_schoolmate', $data)) {
            $data['schoolmate_time'] = ($data['is_schoolmate'] == 1) ? now() : null;
        }

        // 解析用户ID
        $idsArray = explode(',', $all['ids']);
        $idsArray = array_filter(array_map('trim', $idsArray));

        if (empty($idsArray)) {
            return $this->fail([StarterResponseCode::START_ERROR_PARAMETER, '用户ID不能为空']);
        }

        DB::beginTransaction();
        try {
            $this->model->whereIn('id', $idsArray)->update($data);
            DB::commit();
            return $this->success('批量更新成功，共更新 ' . count($idsArray) . ' 条记录');
        } catch (\Exception $exception) {
            DB::rollBack();
            return $this->fail([$exception->getCode(), $exception->getMessage()]);
        }
    }

    /**
     * @OA\Post(
     *     path="/api/admin/users/excel-show-special",
     *     tags={"用户信息"},
     *     summary="特殊导入规则预览（通过姓名、公司、职位匹配，仅更新不创建）",
     *     description="通过姓名、公司名称、职位三个字段匹配现有用户，未匹配到的用户会在返回结果中提示",
     *     @OA\Parameter(name="file", in="query", @OA\Schema(type="string"), required=true, description="文件"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="返回匹配结果，包含未匹配用户列表"
     *     )
     * )
     */
    public function excelShowSpecial()
    {
        $file = \request()->file('file');
        //判断文件是否有效
        if (!(\request()->hasFile('file') && $file->isValid())) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '文件不存在或无效']);
        }
        //获取文件大小
        $img_size = floor($file->getSize() / 1024);
        if ($img_size >= 50 * 1024) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '文件必须小于50M']);
        }
        //过滤文件后缀
        $ext = $file->getClientOriginalExtension();
        if (!in_array($ext, ['xls', 'xlsx', 'csv'])) {
            return $this->fail([ResponseCode::ERROR_BUSINESS, '仅支持xls/xlsx/csv格式']);
        }
        $tempFile = $file->getRealPath();
        $dataArray = (new FastExcel)->import($tempFile)->toArray();

        // 数据过滤，只能导入数据表有的字段
        $tableName = $this->model->getTable();
        $rowTableFieldByComment = (new CustomFormField)->getRowTableFieldsByComment($tableName);

        // 获取 Excel 文件中的表头（从第一行数据中提取）
        $excelHeaders = [];
        if (!empty($dataArray)) {
            $firstRow = reset($dataArray);
            $excelHeaders = array_keys($firstRow);
        }

        // 只保留 Excel 中存在的字段的表头信息
        $filteredHeaders = [];
        foreach ($rowTableFieldByComment as $fieldName => $comment) {
            if (in_array($comment, $excelHeaders)) {
                $filteredHeaders[$fieldName] = $comment;
            }
        }

        $list = [];
        $unmatchedUsers = []; // 记录未匹配到的用户
        foreach ($dataArray as $key => $value) {
            // 获取姓名、公司名称、职位
            $name = $value['姓名'] ?? $value['name'] ?? '';
            $companyName = $value['公司'] ?? $value['company_name'] ?? '';
            $companyPosition = $value['职务'] ?? $value['company_position'] ?? '';

            // 通过姓名、公司名称、职位匹配用户
            $matchedUser = null;
            if (!empty($name) && !empty($companyName) && !empty($companyPosition)) {
                $matchedUser = $this->model->where('username', $name)
                    ->where('company_name', $companyName)
                    ->where('company_position', $companyPosition)
                    ->first();
            }

            // 记录未匹配到的用户
            if (!$matchedUser) {
                $unmatchedUsers[] = [
                    'row' => $key + 1, // Excel行号（从1开始）
                    'name' => $name,
                    'company_name' => $companyName,
                    'company_position' => $companyPosition,
                ];
            }

            // 构建返回数据（使用ID作为唯一标识）
            $list[$key] = [
                'name' => $name,
                'company_name' => $companyName,
                'company_position' => $companyPosition,
                'matched' => $matchedUser ? true : false,
                'id' => $matchedUser ? $matchedUser->id : null, // 使用ID作为唯一标识
                'existing_data' => $matchedUser ? [
                    'id' => $matchedUser->id,
                    'username' => $matchedUser->username,
                    'name' => $matchedUser->name,
                    'company_name' => $matchedUser->company_name,
                    'company_position' => $matchedUser->company_position,
                ] : null,
            ];

            // 处理其他字段
            foreach ($rowTableFieldByComment as $k => $v) {
                if (isset($value[$v])) {
                    // 日期格式
                    if ($value[$v] instanceof \DateTimeImmutable) {
                        $list[$key][$k] = Carbon::parse($value[$v])->toDateString();
                    } else {
                        if (in_array($k, ['company_type', 'type'])) {
                            $list[$key][$k] = str_replace('、', ',', $value[$v]);
                            $list[$key][$k] = str_replace('，', ',', $list[$key][$k]);
                        } else {
                            $list[$key][$k] = $value[$v];
                        }
                    }
                }
            }
        }

        // 构建返回结果
        $result = [
            'headers' => $filteredHeaders, // 表头信息，只包含 Excel 中存在的字段，键为字段名，值为中文注释
            'list' => $list,
            'matched_count' => count($list) - count($unmatchedUsers),
            'unmatched_count' => count($unmatchedUsers),
            'unmatched_users' => $unmatchedUsers,
        ];

        // 如果有未匹配到的用户，添加提示信息
        if (count($unmatchedUsers) > 0) {
            $unmatchedNames = array_map(function ($user) {
                return "第{$user['row']}行：{$user['name']}（{$user['company_name']} - {$user['company_position']}）";
            }, $unmatchedUsers);
            $result['message'] = '以下用户未匹配到，请检查数据：' . implode('；', $unmatchedNames);
        }

        return $this->success($result);
    }

    /**
     * @OA\Post(
     *     path="/api/admin/users/import-special",
     *     tags={"用户信息"},
     *     summary="特殊导入规则导入（通过姓名、公司、职位匹配，仅更新不创建）",
     *     description="仅更新已匹配到的用户，如果存在未匹配到的用户，将返回错误并回滚事务",
     *     @OA\Parameter(name="data", in="query", @OA\Schema(type="string"), required=true, description="导入分析获取到的二维数组"),
     *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
     *     @OA\Response(
     *      response="200",
     *      description="返回更新结果"
     *     )
     * )
     */
    public function importSpecial()
    {
        $all = \request()->all();
        $messages = [
            'data.required' => '数据必填',
        ];
        $validator = Validator::make($all, [
            'data' => 'required',
        ], $messages);
        if ($validator->fails()) {
            return $this->fail([ResponseCode::ERROR_PARAMETER, implode(',', $validator->errors()->all())]);
        }
        $filteredRecords = $all['data'];
        $suc = 0;
        $updateCount = 0;
        $failedRecords = []; // 记录导入失败的记录

        DB::beginTransaction();
        try {
            foreach ($filteredRecords as $index => $record) {
                // 获取匹配的用户ID（如果预览时已匹配到）
                $userId = $record['id'] ?? null;

                // 如果没有ID，记录失败并跳过
                if (!$userId) {
                    $failedRecords[] = [
                        'row' => $index + 1,
                        'name' => $record['name'] ?? '',
                        'company_name' => $record['company_name'] ?? '',
                        'company_position' => $record['company_position'] ?? '',
                        'reason' => '缺少用户ID'
                    ];
                    continue;
                }

                // 去除匹配相关的字段，避免更新到数据库
                unset($record['matched'], $record['existing_data'], $record['id']);

                // 去除空值
                $record = array_filter($record, function ($value) {
                    return $value != '';
                });

                // 通过ID查找并更新用户
                $user = $this->model->find($userId);
                if (!$user) {
                    // 用户不存在，记录失败并跳过
                    $failedRecords[] = [
                        'row' => $index + 1,
                        'name' => $record['name'] ?? '',
                        'company_name' => $record['company_name'] ?? '',
                        'company_position' => $record['company_position'] ?? '',
                        'reason' => '用户不存在（ID: ' . $userId . '）'
                    ];
                    continue;
                }

                // 设置username（如果name字段存在）
                if (isset($record['name'])) {
                    $record['username'] = $record['name'];
                }

                // 直接覆盖更新
                $user->fill($record);
                $user->save();
                $updateCount++;
                $suc++;
            }

            DB::commit();

            // 构建返回结果
            $result = [
                'total' => count($filteredRecords),
                'suc' => $suc,
                'update_count' => $updateCount,
                'failed_count' => count($failedRecords),
                'failed_records' => $failedRecords
            ];

            // 如果有失败的记录，添加提示信息
            if (count($failedRecords) > 0) {
                $failedNames = array_map(function ($record) {
                    return "第{$record['row']}行：{$record['name']}（{$record['company_name']} - {$record['company_position']}）- {$record['reason']}";
                }, $failedRecords);
                $result['message'] = '以下记录导入失败：' . implode('；', $failedNames);
            }

            return $this->success($result);
        } catch (\Exception $exception) {
            DB::rollBack();
            return $this->fail([$exception->getCode(), $exception->getMessage()]);
        }
    }

}