sam-manage/app/Models/Permission.php

<?php

namespace App\Models;

use App\Models\Tenants\Tenant;
use Spatie\Permission\Models\Permission as SpatiePermission;

class Permission extends SpatiePermission
{
    protected $fillable = [
        'tenant_id',
        'name',
        'guard_name',
        'created_by',
        'updated_by',
    ];

    /**
     * 테넌트 관계
     */
    public function tenant()
    {
        return $this->belongsTo(Tenant::class);
    }

    /**
     * 이 권한이 할당된 역할 목록 (현재 테넌트만)
     */
    public function roles(): \Illuminate\Database\Eloquent\Relations\BelongsToMany
    {
        $query = parent::roles();

        $currentTenantId = session('selected_tenant_id');
        if ($currentTenantId && $currentTenantId !== 'all') {
            $query->where('roles.tenant_id', $currentTenantId);
        }

        return $query;
    }

    /**
     * 이 권한이 직접 할당된 부서 목록 (현재 테넌트만)
     */
    public function departments(): \Illuminate\Database\Eloquent\Relations\MorphToMany
    {
        $query = $this->morphedByMany(
            \App\Models\Tenants\Department::class,
            'model',
            config('permission.table_names.model_has_permissions'),
            'permission_id',
            'model_id'
        );

        $currentTenantId = session('selected_tenant_id');
        if ($currentTenantId && $currentTenantId !== 'all') {
            $query->where('departments.tenant_id', $currentTenantId);
        }

        return $query;
    }
}