Passed
Push — master ( ea3f04...21da4e )
by Joschi
02:21
created

SourceSizeMediaCondition::matches()   A

Complexity

Conditions 3
Paths 3

Size

Total Lines 13
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 6
CRAP Score 3

Importance

Changes 0
Metric Value
cc 3
eloc 5
nc 3
nop 3
dl 0
loc 13
ccs 6
cts 6
cp 1
crap 3
rs 9.4285
c 0
b 0
f 0
1
<?php
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/**
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 * responsive-images-css
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 *
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 * @category   Jkphl
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 * @package    Jkphl\Respimgcss
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 * @subpackage Jkphl\Respimgcss\Application\Model
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 * @author     Joschi Kuphal <[email protected]> / @jkphl
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 * @copyright  Copyright © 2018 Joschi Kuphal <[email protected]> / @jkphl
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 * @license    http://opensource.org/licenses/MIT The MIT License (MIT)
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 */
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/***********************************************************************************
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 *  The MIT License (MIT)
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 *
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 *  Copyright © 2018 Joschi Kuphal <[email protected]> / @jkphl
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 *
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 *  Permission is hereby granted, free of charge, to any person obtaining a copy of
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 *  this software and associated documentation files (the "Software"), to deal in
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 *  the Software without restriction, including without limitation the rights to
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 *  use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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 *  the Software, and to permit persons to whom the Software is furnished to do so,
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 *  subject to the following conditions:
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 *
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 *  The above copyright notice and this permission notice shall be included in all
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 *  copies or substantial portions of the Software.
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 *
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 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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 *  FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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 *  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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 *  IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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 *  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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 ***********************************************************************************/
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namespace Jkphl\Respimgcss\Application\Model;
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use Jkphl\Respimgcss\Domain\Contract\AbsoluteLengthInterface;
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use Jkphl\Respimgcss\Domain\Contract\CssMinMaxMediaConditionInterface;
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use Jkphl\Respimgcss\Domain\Model\Css\ResolutionMediaCondition;
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use Jkphl\Respimgcss\Domain\Model\Css\WidthMediaCondition;
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/**
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 * Source size media condition
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 *
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 * @package    Jkphl\Respimgcss
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 * @subpackage Jkphl\Respimgcss\Application\Model
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 */
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class SourceSizeMediaCondition
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{
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    /**
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     * Condition properties
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     *
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     * @var array
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     */
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    const CONDITION_PROPERTIES = [
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        WidthMediaCondition::class => ['minimumWidth', 'maximumWidth'],
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        ResolutionMediaCondition::class => ['minimumResolution', 'maximumResolution'],
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    ];
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    /**
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     * Media condition string
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     *
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     * @var string
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     */
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    protected $value;
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    /**
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     * Size and resolution conditions
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     *
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     * @var CssMinMaxMediaConditionInterface[]
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     */
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    protected $conditions;
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    /**
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     * Minimum width
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     *
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     * @var int|null
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     */
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    protected $minimumWidth = null;
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    /**
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     * Maximum width
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     *
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     * @var int|null
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     */
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    protected $maximumWidth = null;
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    /**
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     * Minimum resolution
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     *
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     * @var float|null
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     */
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    protected $minimumResolution = null;
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    /**
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     * Maximum resolution
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     *
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     * @var float|null
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     */
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    protected $maximumResolution = null;
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    /**
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     * Source size media condition constructor
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     *
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     * @param string $value                                  Media condition string
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     * @param CssMinMaxMediaConditionInterface[] $conditions Size and resolution conditions
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     */
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    public function __construct(string $value, array $conditions = [])
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    {
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        $this->value      = $value;
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        $this->conditions = $conditions;
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        $this->initialize();
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    }
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    /**
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     * Initialize the minimum / maximum values
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     */
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    protected function initialize(): void
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    {
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        /** @var CssMinMaxMediaConditionInterface $condition */
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        foreach ($this->conditions as $condition) {
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            if (($condition instanceof CssMinMaxMediaConditionInterface)
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                && array_key_exists(get_class($condition), self::CONDITION_PROPERTIES)
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            ) {
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                $conditionProperties = self::CONDITION_PROPERTIES[get_class($condition)];
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                call_user_func([$this, 'initializeCondition'], $condition, ...$conditionProperties);
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            }
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        }
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    }
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    /**
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     * Return the media condition string
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     *
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     * @return string Media condition string
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     */
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    public function getValue(): string
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    {
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        return $this->value;
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    }
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    /**
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     * Return the size and resolution conditions
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     *
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     * @return CssMinMaxMediaConditionInterface[] Size and resolution conditions
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     */
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    public function getConditions(): array
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    {
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        return $this->conditions;
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    }
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    /**
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     * Test if this source size condition matches a particular width and density
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     *
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     * @param AbsoluteLengthInterface $width Width
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     * @param float $density                 Density
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     * @param int|null $lastMinimumWidth     Minimum width of the next higher breakpoint
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     *
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     * @return bool This source size condition matches
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     */
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    public function matches(AbsoluteLengthInterface $width, float $density, int $lastMinimumWidth = null): bool
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    {
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        $match = true;
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        // Run through all conditions
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        /** @var CssMinMaxMediaConditionInterface $condition */
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        foreach ($this->conditions as $condition) {
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            if (!($match = $this->testCondition($condition, $width, $density, $lastMinimumWidth))) {
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                break;
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            }
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        }
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        return $match;
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    }
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    /**
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     * Test whether a media condition matches a breakpoint range
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     *
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     * @param CssMinMaxMediaConditionInterface $condition Media condition
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     * @param AbsoluteLengthInterface $width              Width
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     * @param float $density                              Density
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     * @param int|null $lastMinimumWidth                  Minimum width of the next higher breakpoint
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     *
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     * @return bool Media condition matches
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     */
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    protected function testCondition(
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        CssMinMaxMediaConditionInterface $condition,
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        AbsoluteLengthInterface $width,
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        float $density,
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        int $lastMinimumWidth = null
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    ): bool {
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        $rangeLower = ($condition instanceof WidthMediaCondition) ? ($width->getValue() * $density) : $density;
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        $rangeUpper = ($lastMinimumWidth === null) ? $rangeLower : ($lastMinimumWidth * $density - 1);
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        return $condition->matches($rangeLower) && $condition->matches($rangeUpper);
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    }
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    /**
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     * Return the minimum width
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     *
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     * @return int|null Minimum width
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     */
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    public function getMinimumWidth(): ?int
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    {
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        return $this->minimumWidth;
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    }
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    /**
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     * Return the maximum width
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     *
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     * @return int|null Maximum width
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     */
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    public function getMaximumWidth(): ?int
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    {
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        return $this->maximumWidth;
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    }
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    /**
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     * Return the minimum resolution
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     *
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     * @return float Minimum resolution
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     */
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    public function getMinimumResolution(): ?float
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    {
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        return $this->minimumResolution;
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    }
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    /**
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     * Return the maximum resolution
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     *
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     * @return float Maximum resolution
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     */
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    public function getMaximumResolution(): ?float
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    {
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        return $this->maximumResolution;
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    }
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    /**
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     * Initialize a media condition
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     *
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     * @param CssMinMaxMediaConditionInterface $condition Media condition
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     * @param string $minProperty                         Minimum property name
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     * @param string $maxProperty                         Maximum property name
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     */
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    protected function initializeCondition(
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        CssMinMaxMediaConditionInterface $condition,
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        string $minProperty,
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        string $maxProperty
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    ): void {
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        $modifier = $condition->getModifier();
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        $value    = $condition->getValue()->getValue();
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        // Minimum value
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        if ($modifier == CssMinMaxMediaConditionInterface::MIN) {
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            $this->initializeMinProperty($minProperty, $value);
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            return;
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        }
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        // Maximum value
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        if ($modifier == CssMinMaxMediaConditionInterface::MAX) {
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            $this->initializeMaxProperty($maxProperty, $value);
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            return;
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        }
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        $this->$minProperty = $this->$maxProperty = $value;
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    }
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    /**
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     * Initialize a minimum property
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     *
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     * @param string $minProperty Property name
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     * @param float $value        Property Value
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     */
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    protected function initializeMinProperty(string $minProperty, float $value): void
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    {
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        $this->$minProperty = ($this->$minProperty === null) ? $value : (min($value, $this->$minProperty));
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    }
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    /**
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     * Initialize a maximum property
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     *
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     * @param string $maxProperty Property name
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     * @param float $value        Property Value
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     */
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    protected function initializeMaxProperty(string $maxProperty, float $value): void
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    {
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        $this->$maxProperty = ($this->$maxProperty === null) ? $value : (max($value, $this->$maxProperty));
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    }
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}
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