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<?php |
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namespace PhpSchool\CliMenu; |
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use PhpSchool\CliMenu\MenuItem\LineBreakItem; |
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use PhpSchool\CliMenu\MenuItem\MenuMenuItem; |
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use PhpSchool\CliMenu\MenuItem\SelectableItem; |
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use PhpSchool\CliMenu\MenuItem\StaticItem; |
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use RuntimeException; |
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/** |
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* @author Aydin Hassan <[email protected]> |
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*/ |
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trait BuilderUtils |
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{ |
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/** |
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* @var null|Builder |
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*/ |
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private $parent; |
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/** |
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* @var self[] |
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*/ |
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private $subMenuBuilders = []; |
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/** |
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* @var CliMenu[] |
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*/ |
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private $subMenus = []; |
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/** |
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* @var array |
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*/ |
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private $menuItems = []; |
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public function addItem( |
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string $text, |
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callable $itemCallable, |
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bool $showItemExtra = false, |
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bool $disabled = false |
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) : self { |
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$this->menuItems[] = new SelectableItem($text, $itemCallable, $showItemExtra, $disabled); |
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return $this; |
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} |
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public function addStaticItem(string $text) : self |
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{ |
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$this->menuItems[] = new StaticItem($text); |
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return $this; |
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} |
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public function addLineBreak(string $breakChar = ' ', int $lines = 1) : self |
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{ |
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$this->menuItems[] = new LineBreakItem($breakChar, $lines); |
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return $this; |
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} |
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/** |
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* Add a submenu with a name. The name will be displayed as the item text |
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* in the parent menu. |
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*/ |
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public function addSubMenu(string $name, CliMenuBuilder $subMenuBuilder = null) : Builder |
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{ |
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$this->menuItems[] = $id = 'submenu-placeholder-' . $name; |
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if (null === $subMenuBuilder) { |
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$this->subMenuBuilders[$id] = new CliMenuBuilder($this); |
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return $this->subMenuBuilders[$id]; |
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} |
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$this->subMenuBuilders[$id] = $subMenuBuilder; |
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return $this; |
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} |
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private function buildSubMenus(array $items) : array |
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{ |
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return array_map(function ($item) { |
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if (!is_string($item) || 0 !== strpos($item, 'submenu-placeholder-')) { |
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return $item; |
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} |
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$menuBuilder = $this->subMenuBuilders[$item]; |
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$this->subMenus[$item] = $menuBuilder->build(); |
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return new MenuMenuItem( |
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substr($item, \strlen('submenu-placeholder-')), |
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$this->subMenus[$item], |
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$menuBuilder->isMenuDisabled() |
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); |
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}, $items); |
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} |
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/** |
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* Return to parent builder |
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* |
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* @throws RuntimeException |
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*/ |
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public function end() : ?Builder |
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{ |
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if (null === $this->parent) { |
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throw new RuntimeException('No parent builder to return to'); |
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} |
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return $this->parent; |
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} |
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} |
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php-school /
cli-menu
