catchAdmin/extend/catcher/Utils.php

<?php
namespace catcher;

use think\facade\Db;
use think\helper\Str;

class Utils
{
  /**
   * 字符串转换成数组
   *
   * @time 2019年12月25日
   * @param string $string
   * @param string $dep
   * @return array
   */
    public static function stringToArrayBy(string  $string, $dep = ','): array
    {
        if (Str::contains($string, $dep)) {
            return explode($dep, trim($string, $dep));
        }

        return [$string];
    }

  /**
   * 搜索参数
   *
   * @time 2020年01月13日
   * @param array $params
   * @param array $range
   * @return array
   */
    public static function filterSearchParams(array $params, array $range = []): array
    {
        $search = [];

        // $range = array_merge(['created_at' => ['start_at', 'end_at']], $range);

        if (!empty($range)) {
          foreach ($range as $field => $rangeField) {
            if (count($rangeField) === 1) {
              $search[$field] = [$params[$rangeField[0]]];
              unset($params[$rangeField[0]]);
            } else {
              $search[$field] = [$params[$rangeField[0]], $params[$rangeField[1]]];
              unset($params[$rangeField[0]], $params[$rangeField[1]]);
            }
          }
        }

        return array_merge($search, $params);
    }

    /**
     * 导入树形数据
     *
     * @time 2020年04月29日
     * @param $data
     * @param $table
     * @param string $pid
     * @param string $primaryKey
     * @return void
     */
    public static function importTreeData($data, $table, $pid = 'parent_id',$primaryKey = 'id')
    {
        $table = \config('database.connections.mysql.prefix') . $table;

        foreach ($data as $value) {
            if (isset($value[$primaryKey])) {
                unset($value[$primaryKey]);
            }

            $children = $value['children'] ?? false;
            if($children) {
                unset($value['children']);
            }

            $id = Db::name($table)->insertGetId($value);

            if ($children) {
                foreach ($children as &$v) {
                    $v[$pid] = $id;
                    $v['level'] = !$value[$pid] ? $id : $value['level'] . '-' .$id;
                }
                self::importTreeData($children, $table, $pid);
            }
        }
    }
}