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<?php

/**
 * MvcCore
 *
 * This source file is subject to the BSD 3 License
 * For the full copyright and license information, please view
 * the LICENSE.md file that are distributed with this source code.
 *
 * @copyright   Copyright (c) 2016 Tom Flídr (https://github.com/mvccore/mvccore)
 * @license     https://mvccore.github.io/docs/mvccore/4.0.0/LICENCE.md
 */

namespace MvcCore\Ext\Form;

require_once('Core/Field.php');
//require_once('Core/View.php');

class Date extends Core\Field
{
    /**
     * date/time/datetime field, coud be defined in extended
     * control classes laso as week, year or day
     * @see http://www.html5tutorial.info/html5-date.php
     * @var string
     */
    public $Type = 'date';
    /**
     * Valid Datetime format to create PHP Datetime 
     * by DateTime::createFromFormat($field->Format);.
     * @see http://php.net/manual/en/datetime.createfromformat.php
     * @example 'Y-m-d', 'Y/m/d' ...
     * @var string
     */
    public $Format = 'Y-m-d';
    /**
     * Minimum date/time/datetime for current control,
     * by configured format asigned as string value.
     * @var string
     */
    public $Min = null;
    /**
     * Maximum date/time/datetime for current control,
     * by configured format asigned as string value.
     * @var string
     */
    public $Max = null;
    /**
     * HTML5 input:date, input:time and input:datetime control
     * step attribute in seconds.
     * @see input:date
     * @var string
     */
    public $Step = null;
    /**
     * Any html code containing substring '{control}'
     * to wrap any code around control itself.
     * @var string
     */
    public $Wrapper = '{control}';
    /**
     * Validators used for submitted value to check format, min, max and dangerous characters
     * @var string[]|\Closure[]
     */
    public $Validators = array('Date');
    /**
     * Set datetime value and hold it formated as string by:
     * http://php.net/manual/en/datetime.createfromformat.php
     * @param \DateTime|string $format
     * @return \MvcCore\Ext\Form\Date
     */
    public function SetValue ($value) {
        if (gettype($value) == 'string') {
            $this->Value = $value;
        } else {
            $this->Value = $value->format($this->Format);
        }
        return $this;
    }
    /**
     * Set valid date format for:
     * http://php.net/manual/en/datetime.createfromformat.php
     * @param string $format 
     * @return \MvcCore\Ext\Form\Date
     */
    public function SetFormat ($format) {
        $this->Format = $format;
        return $this;
    }
    /**
     * Set date/time/datetime minimum,
     * examples:
     *  - date      (with format 'Y-m-d')       : '2015-11-25'
     *  - time      (with format 'H:i')         : '11:30'
     *  - datetime  (with format 'Y-m-d H:i')   : '2015-11-25 11:30'
     * @param string $min 
     * @return \MvcCore\Ext\Form\Date
     */
    public function SetMin ($min) {
        $this->Min = $min;
        return $this;
    }
    /**
     * Set date/time/datetime minimum,
     * examples:
     *  - date      (with format 'Y-m-d')       : '2017-01-13'
     *  - time      (with format 'H:i')         : '18:25'
     *  - datetime  (with format 'Y-m-d H:i')   : '2017-01-13 18:25'
     * @param string $min
     * @return \MvcCore\Ext\Form\Date
     */
    public function SetMax ($max) {
        $this->Max = $max;
        return $this;
    }
    /**
     * Set step in seconds.
     * @see http://www.wufoo.com/html5/types/4-date.html
     * @param int $step 
     * @return \MvcCore\Ext\Form\Date
     */
    public function SetStep ($step) {
        $this->Step = $step;
        return $this;
    }
    /**
     * Set html code wrapper, wrapper has to contain
     * replacement in form '{control}'. Around this 
     * substring you can wrap any html code you want.
     * @param string $wrapper 
     * @return \MvcCore\Ext\Form\Date
     */
    public function SetWrapper ($wrapper) {
        $this->Wrapper = $wrapper;
        return $this;
    }
    /**
     * Render control element, without label or possible error messages, only the element.
     * @return string
     */
    public function RenderControl () {
        $attrsStr = $this->renderControlAttrsWithFieldVars(
            array('Min', 'Max', 'Step')
        );
        include_once('Core/View.php');
        $result = Core\View::Format(static::$Templates->control, array(
            'id'        => $this->Id,
            'name'      => $this->Name,
            'type'      => $this->Type,
            'value'     => $this->Value,
            'attrs'     => $attrsStr ? " $attrsStr" : '',
        ));
        $wrapperReplacement = '{control}';
        $wrapper = mb_strpos($wrapperReplacement, $this->Wrapper) !== FALSE ? $this->Wrapper : $wrapperReplacement;
        return str_replace($wrapperReplacement, $result, $wrapper);
    }
}