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<?php |
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declare(strict_types=1); |
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namespace PhpSchool\CliMenu\Style; |
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use PhpSchool\CliMenu\MenuItem\AsciiArtItem; |
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use PhpSchool\CliMenu\MenuItem\CheckboxItem; |
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use PhpSchool\CliMenu\MenuItem\LineBreakItem; |
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use PhpSchool\CliMenu\MenuItem\MenuItemInterface; |
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use PhpSchool\CliMenu\MenuItem\MenuMenuItem; |
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use PhpSchool\CliMenu\MenuItem\RadioItem; |
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use PhpSchool\CliMenu\MenuItem\SelectableItem; |
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use PhpSchool\CliMenu\MenuItem\SplitItem; |
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use PhpSchool\CliMenu\MenuItem\StaticItem; |
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use PhpSchool\CliMenu\Style\Exception\InvalidStyle; |
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use function PhpSchool\CliMenu\Util\mapWithKeys; |
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class Locator |
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{ |
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/** |
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* @var array |
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*/ |
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private $itemStyleMap = [ |
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StaticItem::class => DefaultStyle::class, |
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AsciiArtItem::class => DefaultStyle::class, |
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LineBreakItem::class => DefaultStyle::class, |
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SplitItem::class => DefaultStyle::class, |
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SelectableItem::class => SelectableStyle::class, |
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MenuMenuItem::class => SelectableStyle::class, |
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CheckboxItem::class => CheckboxStyle::class, |
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RadioItem::class => RadioStyle::class, |
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]; |
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/** |
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* @var array |
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*/ |
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private $styles; |
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public function __construct() |
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{ |
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$this->styles = [ |
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DefaultStyle::class => new DefaultStyle(), |
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SelectableStyle::class => new SelectableStyle(), |
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CheckboxStyle::class => new CheckboxStyle(), |
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RadioStyle::class => new RadioStyle() |
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]; |
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} |
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/** |
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* For each of our unmodified item styles, we replace ours with the versions |
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* from the given style locator. |
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* |
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* @param Locator $other |
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*/ |
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public function importFrom(self $other) : void |
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{ |
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$this->styles = mapWithKeys( |
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$this->styles, |
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function ($styleClass, ItemStyle $instance) use ($other) { |
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return $instance->hasChangedFromDefaults() |
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? $instance |
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: $other->getStyle($styleClass); |
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} |
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); |
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} |
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public function getStyle(string $styleClass) : ItemStyle |
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{ |
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if (!isset($this->styles[$styleClass])) { |
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throw InvalidStyle::unregisteredStyle($styleClass); |
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} |
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return $this->styles[$styleClass]; |
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} |
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public function setStyle(ItemStyle $itemStyle, string $styleClass) : void |
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{ |
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if (!isset($this->styles[$styleClass])) { |
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throw InvalidStyle::unregisteredStyle($styleClass); |
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} |
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if (!$itemStyle instanceof $styleClass) { |
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throw InvalidStyle::notSubClassOf($styleClass); |
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} |
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$this->styles[$styleClass] = $itemStyle; |
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} |
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public function hasStyleForMenuItem(MenuItemInterface $item) : bool |
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{ |
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return isset($this->itemStyleMap[get_class($item)]); |
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} |
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public function getStyleForMenuItem(MenuItemInterface $item) : ItemStyle |
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{ |
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if (!isset($this->itemStyleMap[get_class($item)])) { |
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throw InvalidStyle::unregisteredItem(get_class($item)); |
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} |
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$styleClass = $this->itemStyleMap[get_class($item)]; |
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return $this->getStyle($styleClass); |
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} |
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public function registerItemStyle(string $itemClass, ItemStyle $itemStyle) : void |
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{ |
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if (isset($this->itemStyleMap[$itemClass])) { |
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throw InvalidStyle::itemAlreadyRegistered($itemClass); |
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} |
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$this->itemStyleMap[$itemClass] = get_class($itemStyle); |
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$this->styles[get_class($itemStyle)] = $itemStyle; |
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} |
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} |
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php-school /
cli-menu
