catchAdmin/catch/permissions/model/HasPermissionsTrait.php

<?php
/**
 * @filename  HasPermissionsTrait.php
 * @createdAt 2020/1/14
 * @project  https://github.com/yanwenwu/catch-admin
 * @document http://doc.catchadmin.com
 * @author   JaguarJack <njphper@gmail.com>
 * @copyright By CatchAdmin
 * @license  https://github.com/yanwenwu/catch-admin/blob/master/LICENSE.txt
 */
namespace catchAdmin\permissions\model;

trait HasPermissionsTrait
{
  /**
   *
   * @time 2019年12月09日
   * @return \think\model\relation\BelongsToMany
   */
  public function permissions(): \think\model\relation\BelongsToMany
  {
    return $this->belongsToMany(Permissions::class, 'role_has_permissions', 'permission_id', 'role_id');
  }

  /**
   *
   * @time 2019年12月08日
   * @param array $condition
   * @param array $field
   * @return mixed
   */
  public function getPermissions($condition = [], $field = [])
  {
    return $this->permissions()
      ->when(!empty($field), function ($query) use ($field){
        $query->field($field);
      })
      ->when(!empty($condition), function ($query) use ($condition){
        $query->where($condition);
      })
      ->select();
  }

  /**
   *
   * @time 2019年12月08日
   * @param array $permissions
   * @return mixed
   * @throws \think\db\exception\DbException
   */
  public function attachPermissions(array $permissions)
  {
    if (empty($permissions)) {
        return true;
    }

    sort($permissions);

    return $this->permissions()->attach($permissions);
  }

  /**
   *
   * @time 2019年12月08日
   * @param array $permissions
   * @return mixed
   */
  public function detachPermissions(array $permissions = [])
  {
    if (empty($permissions)) {
        return $this->permissions()->detach();
    }

    return $this->permissions()->detach($permissions);
  }
}