qimall/api/services/BaseService.php

<?php

namespace api\services;

use yii\base\BaseObject;

/**
 * BaseService Class
 * @package api\services
 */
class BaseService extends BaseObject
{
    /**
     * @var string
     */
    public $error = '';

    /**
     * @var int
     */
    public $mall_id;

    public function __construct($config = [])
    {
        if (empty($config)) {
            parent::__construct([]);
        } else {
            foreach ($config as $key => $val) {
                if (property_exists($this, $key)) {
                    $this->{$key} = $val;
                }
            }
        }
    }

    /**
     * @return false
     */
    public function error($msg): bool
    {
        $this->error = $msg;
        return false;
    }

    /**
     * @return string
     */
    public function getError()
    {
        return $this->error;
    }

    /**
     * @param array $params
     * @param string $field
     * @return integer
     */
    public function getPage(array $params, string $field = 'page') :int
    {
        return !empty($params[$field])
            ? $params[$field]
            : 1;
    }

    /**
     * @param array $params
     * @param string $field
     * @return integer
     */
    public function getLimit(array $params, string $field = 'limit') :int
    {
        return !empty($params[$field])
            ? $params[$field]
            : 20;
    }
}