/**
* 提问并获取用户输入
*
* @param string $question 问题
* @param bool $isHidden 是否要隐藏输入
* @param string $default 默认答案
* @param bool $displayDefault 是否显示默认答案
*
* @return string
*/
public function ask($question, $isHidden = false, $default = '', $displayDefault = true)
{
if ($displayDefault && !empty($default)) {
$defaultText = $default;
if (strlen($defaultText) > 30) {
$defaultText = substr($default, 0, 30) . '...';
}
$question .= " [{$defaultText}]";
}
Output::write("{$question} ");
return $isHidden ? $this->askHidden() : trim(fgets(STDIN)) ?: $default;
}
/**
* 进入+ x
*
* @param int $value
*
* @return $this
*/
public function increment($value = 1)
{
$this->percent += $value;
$percentage = (double) ($this->percent / 100);
$progress = floor($percentage * 50);
$output = "\r[" . str_repeat('>', $progress);
if ($progress < 50) {
$output .= ">" . str_repeat(' ', 50 - $progress);
} else {
$output .= '>';
}
$output .= sprintf('] %s%% ', round($percentage * 100, 0));
$speed = (time() - $this->startTime) / $this->percent;
$remaining = number_format(round($speed * (100 - $this->percent), 2), 2);
$percentage == 100 || ($output .= " {$remaining} seconds remaining");
Output::write($output);
return $this;
}
/**
* 格式化输出
*
* @param string $text 要输出的内容
* @param array $option 格式化选项 @see Format
*
* @return $this
*/
public function write($text, $option = [])
{
Output::write($this->format($text, $option));
return $this;
}
