<?php
/**
 * Created by PhpStorm.
 * User: whwyy
 * Date: 2018/4/3 0003
 * Time: 15:42
 */
declare(strict_types=1);

namespace validator;


class DateTimeValidator extends BaseValidator
{

	const DATE = 'date';
	const DATE_TIME = 'datetime';
	const TIME = 'time';
	const STR_TO_TIME = 'timestamp';

	public string $method;

	/**
	 * @return bool
	 */
	public function trigger(): bool
	{
		return $this->_validator($this->field, function ($field, $params, $method) {
			$value = $params[$field] ?? null;
			if (empty($value)) {
				return true;
			}
			return match ($method) {
				self::DATE => $this->validatorDate($field, $value),
				self::DATE_TIME => $this->validateDatetime($field, $value),
				self::TIME => $this->validatorTime($field, $value),
				self::STR_TO_TIME => $this->validatorTimestamp($field, $value),
				default => true,
			};
		}, $this->params, strtolower($this->method));


	}

	/**
	 * @param $value
	 * @return bool
	 *
	 * 效验分秒 格式如  01:02 or 01-02
	 */
	public function validatorTime($field, $value): bool
	{
		if (!is_string($value)) {
			return $this->addError($field, 'The param :attribute not is a date value');
		}
		$match = preg_match('/^[0-5]?\d{1}.{1}[0-5]?\d{1}$/', $value, $result);
		if ($match && $result[0] == $value) {
			return true;
		} else {
			return $this->addError($field, 'The param :attribute format error');
		}
	}


	/**
	 * @param $value
	 * @return bool
	 *
	 * 效验分秒 格式如 2017-12-22 01:02
	 */
	public function validateDatetime($field, $value): bool
	{
		if (!is_string($value)) {
			return $this->addError($field, 'The param :attribute not is a date value');
		}
		$match = '/^\d{4}\-\d{2}\-\d{2}\s+\d{2}:\d{2}:\d{2}$/';
		$match = preg_match($match, $value, $result);
		if ($match && $result[0] == $value) {
			return true;
		} else {
			return $this->addError($field, 'The param :attribute format error');
		}
	}

	/**
	 * @param $value
	 * @return bool
	 *
	 * 效验分秒 格式如  2017-12-22
	 */
	public function validatorDate($field, $value): bool
	{
		if (!is_string($value)) {
			return $this->addError($field, 'The param :attribute not is a date value');
		}
		$match = preg_match('/^(\d{4}).*([0-12]).*([0-31]).*$/', $value, $result);
		if ($match && $result[0] == $value) {
			return true;
		} else {
			return $this->addError($field, 'The param :attribute format error');
		}
	}

	/**
	 * @param $value
	 * @return bool
	 *
	 * 效验时间戳 格式如  1521452254
	 */
	public function validatorTimestamp($field, $value): bool
	{
		if (!is_numeric($value)) {
			return $this->addError($field, 'The param :attribute not is a timestamp value');
		}
		if (strlen((string)$value) != 10) {
			return $this->addError($field, 'The param :attribute not is a timestamp value');
		}
		if (!date('YmdHis', $value)) {
			return $this->addError($field, 'The param :attribute format error');
		}
		return true;
	}
}