drb/app/Scopes/DepartmentScope.php

<?php
namespace App\Scopes;

use App\Service\RangeService;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Scope;

//判断所属部门和顶级部门
class DepartmentScope implements Scope
{
    public $user = [];
    public $search = [];

    public function __construct($user = [], $search = [])
    {
        $this->user = $user;
        $this->search = $search;
    }

    public function apply(Builder $builder, Model $model)
    {
        //权限范围内的部门
        $depart_range = $this->user['depart_range'] ?? [];
        //我可见的
        $is_see = $this->search['is_see'] ?? 0;

        //可见范围方法
        $range_function = $this->user['range_function'] ?? "";
        $is_function_range = $this->hasMethod(new RangeService(),$range_function);

        //顶级部门
        $search_depart_id = $this->search['top_depart_id'] ?? 0; //顶级公司
        if(empty($search_depart_id)){
            //默认进来 自身顶级公司
            $top_depart_id = $this->user['depart_top'][0] ?? [];
            $top_depart_id = $top_depart_id['depart_id'] ?? 0;
        }else{
            //查询 顶级公司
            $top_depart_id = $search_depart_id;
        }

        //顶级部门下 权限范围内部门的所有数据
        $builder->where('top_depart_id', $top_depart_id)
            ->whereIn('depart_id', $depart_range);

        //加上可见范围 部门 人以后的数据
        $id = [];
        if($is_see && $is_function_range) $id = RangeService::$range_function($this->user);
        $builder->orWhereIn('id', $id);

        if(! empty($this->user['is_search_main'])) $builder->orWhere('is_main', '>',0);
    }

    function hasMethod($class, $methodName)
    {
        $reflection = new \ReflectionClass($class);
        return $reflection->hasMethod($methodName);
    }
}