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<?php |
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namespace kalanis\kw_forms\Controls; |
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use kalanis\kw_forms\Interfaces\IMultiValue; |
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/** |
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* Class SelectList |
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* @package kalanis\kw_forms\Controls |
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* Form element for selection - long list with multiple values to set |
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*/ |
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class SelectList extends AControl implements IMultiValue |
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{ |
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use TMultiple; |
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protected string $templateInput = '<select %2$s>%3$s</select>'; |
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/** |
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* Create form element Select - variant for list |
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* @param string $alias |
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* @param string $label |
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* @param iterable<string, string|SelectOption> $children |
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* @param int|null $size |
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* @return $this |
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*/ |
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public function set(string $alias, string $label = '', iterable $children = [], ?int $size = null): self |
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{ |
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foreach ($children as $childAlias => $child) { |
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if ($child instanceof SelectOption) { |
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$this->addChild($child, $childAlias); |
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} else { |
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$this->addOption(strval($childAlias), $childAlias, strval($child)); |
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} |
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} |
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$this->setEntry($alias, '', $label); |
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if (!is_null($size) && (0 != $size)) { |
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$this->setSize($size); |
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} |
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$this->setAttribute('id', $this->getKey()); |
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return $this; |
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} |
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/** |
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* Add simple option into select |
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* @param string $alias |
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* @param string|int|float|bool|null $value |
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* @param string $label |
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* @return SelectOption |
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*/ |
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public function addOption(string $alias, $value, string $label = ''): SelectOption |
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{ |
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$option = new SelectOption(); |
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$option->setEntry($alias, $value, $label); |
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$this->addChild($option, $alias); |
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return $option; |
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} |
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public function getValue() |
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{ |
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foreach ($this->children as $child) { |
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if ($child instanceof SelectOption) { |
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$value = $child->getValue(); |
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if (!empty($value)) { |
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return $value; |
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} |
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} |
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} |
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return ''; |
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} |
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public function setValue($value): void |
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{ |
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foreach ($this->children as $child) { |
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if ($child instanceof SelectOption) { |
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$child->setValue($value); |
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} |
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} |
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} |
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public function getValues(): array |
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{ |
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$result = []; |
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foreach ($this->children as $child) { |
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if ($child instanceof SelectOption) { |
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$result[$child->getKey()] = $child->getValue(); |
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} |
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} |
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return $result; |
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} |
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public function setValues(array $data): void |
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{ |
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foreach ($this->children as $child) { |
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if ($child instanceof SelectOption) { |
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$child->setValue(''); |
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} |
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} |
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foreach ($data as $value) { |
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foreach ($this->children as $child) { |
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if ($child instanceof SelectOption) { |
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if ($child->getOriginalValue() == $value) { |
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$child->setValue($child->getOriginalValue()); |
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break; |
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} |
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} |
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} |
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} |
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} |
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public function renderInput($attributes = null): string |
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{ |
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$this->addAttributes($attributes); |
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$this->setAttribute('name', $this->getMultiple() ? $this->getKey() . '[]' : $this->getKey()); |
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return $this->wrapIt(sprintf($this->templateInput, '', $this->renderAttributes(), $this->renderChildren()), $this->wrappersInput); |
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} |
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} |
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alex-kalanis /
kw_forms
