public function makeSelected($config, $selected, $custom)
    {
        $options = $prefix = $suffix = '';

        if (isset($config['config']['multiple'])) {
            $custom = 'multiple';
            $config['name'] = $config['name'].'[]';
        }

        if (config('form-maker.form.orientation') === 'horizontal') {
            $prefix = '<div class="'.config('form-maker.form.input-column').'">';
            $suffix = '</div>';
        }

        foreach ($config['config']['options'] as $key => $value) {
            $selectedValue = '';

            if (isset($config['config']['multiple']) && is_object($selected)) {
                if (in_array($value, $selected->toArray())) {
                    $selectedValue = 'selected';
                }
            } else {
                if ($selected == '') {
                    $selectedValue = ((string) $config['objectValue'] === (string) $value) ? 'selected' : '';
                } else {
                    if (isset($config['objectValue']) && is_array(json_decode($config['objectValue']))) {
                        $selectedValue = (in_array($value, json_decode($config['objectValue']))) ? 'selected' : '';
                    } else {
                        $selectedValue = ((string) $selected === (string) $value) ? 'selected' : '';
                    }
                }
            }

            $options .= '<option value="'.$value.'" '.$selectedValue.'>'.$key.'</option>';
        }

        return $prefix.'<select '.$this->processCustom($custom).' id="'.$this->getId($config).'" class="'.$config['class'].'" name="'.$config['name'].'">'.$options.'</select>'.$suffix;
    }