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ISPN-15284 Refactor Select: FeaturesSelector
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,214 @@ | ||
| import React, { useEffect, useState } from 'react'; | ||
| import { | ||
| Button, | ||
| Chip, | ||
| ChipGroup, | ||
| MenuToggle, | ||
| MenuToggleElement, | ||
| Select, | ||
| SelectList, | ||
| SelectOption, | ||
| SelectOptionProps, | ||
| TextInputGroup, | ||
| TextInputGroupMain, | ||
| TextInputGroupUtilities | ||
| } from '@patternfly/react-core'; | ||
| import TimesIcon from '@patternfly/react-icons/dist/esm/icons/times-icon'; | ||
|
|
||
| const SelectMultiWithChips = (props: {id: string, placeholder:string, | ||
| options: SelectOptionProps[], | ||
| onSelect: (selection) => void, | ||
| onClear: () => void, | ||
| selection: string[] | ||
| } | ||
| ) => { | ||
| const [isOpen, setIsOpen] = useState(false); | ||
| const [inputValue, setInputValue] = useState<string>(''); | ||
| const [selected, setSelected] = useState<string[]>(props.selection); | ||
| const [selectOptions, setSelectOptions] = useState<SelectOptionProps[]>(props.options); | ||
| const [focusedItemIndex, setFocusedItemIndex] = useState<number | null>(null); | ||
| const [activeItem, setActiveItem] = useState<string | null>(null); | ||
| const textInputRef = React.useRef<HTMLInputElement>(); | ||
|
|
||
| useEffect(() => { | ||
| setSelected(props.selection); | ||
| }, [props.selection]) | ||
|
|
||
| useEffect(() => { | ||
| let newSelectOptions: SelectOptionProps[] = props.options; | ||
|
|
||
| // Filter menu items based on the text input value when one exists | ||
| if (inputValue) { | ||
| newSelectOptions = props.options.filter((menuItem) => | ||
| String(menuItem.children).toLowerCase().includes(inputValue.toLowerCase()) | ||
| ); | ||
|
|
||
| // When no options are found after filtering, display 'No results found' | ||
| if (!newSelectOptions.length) { | ||
| newSelectOptions = [ | ||
| { isDisabled: false, children: `No results found for "${inputValue}"`, value: 'no results' } | ||
| ]; | ||
| } | ||
|
|
||
| // Open the menu when the input value changes and the new value is not empty | ||
| if (!isOpen) { | ||
| setIsOpen(true); | ||
| } | ||
| } | ||
|
|
||
| setSelectOptions(newSelectOptions); | ||
| setFocusedItemIndex(null); | ||
| setActiveItem(null); | ||
| }, [inputValue]); | ||
|
|
||
| const handleMenuArrowKeys = (key: string) => { | ||
| let indexToFocus; | ||
|
|
||
| if (isOpen) { | ||
| if (key === 'ArrowUp') { | ||
| // When no index is set or at the first index, focus to the last, otherwise decrement focus index | ||
| if (focusedItemIndex === null || focusedItemIndex === 0) { | ||
| indexToFocus = selectOptions.length - 1; | ||
| } else { | ||
| indexToFocus = focusedItemIndex - 1; | ||
| } | ||
| } | ||
|
|
||
| if (key === 'ArrowDown') { | ||
| // When no index is set or at the last index, focus to the first, otherwise increment focus index | ||
| if (focusedItemIndex === null || focusedItemIndex === selectOptions.length - 1) { | ||
| indexToFocus = 0; | ||
| } else { | ||
| indexToFocus = focusedItemIndex + 1; | ||
| } | ||
| } | ||
|
|
||
| setFocusedItemIndex(indexToFocus); | ||
| const focusedItem = selectOptions.filter((option) => !option.isDisabled)[indexToFocus]; | ||
| setActiveItem(`select-multi-typeahead-${focusedItem.value.replace(' ', '-')}`); | ||
| } | ||
| }; | ||
|
|
||
| const onInputKeyDown = (event: React.KeyboardEvent<HTMLInputElement>) => { | ||
| const enabledMenuItems = selectOptions.filter((menuItem) => !menuItem.isDisabled); | ||
| const [firstMenuItem] = enabledMenuItems; | ||
| const focusedItem = focusedItemIndex ? enabledMenuItems[focusedItemIndex] : firstMenuItem; | ||
|
|
||
| switch (event.key) { | ||
| // Select the first available option | ||
| case 'Enter': | ||
| if (!isOpen) { | ||
| setIsOpen((prevIsOpen) => !prevIsOpen); | ||
| } else if (isOpen && focusedItem.value !== 'no results') { | ||
| onSelect(focusedItem.value as string); | ||
| } | ||
| break; | ||
| case 'Tab': | ||
| case 'Escape': | ||
| setIsOpen(false); | ||
| setActiveItem(null); | ||
| break; | ||
| case 'ArrowUp': | ||
| case 'ArrowDown': | ||
| event.preventDefault(); | ||
| handleMenuArrowKeys(event.key); | ||
| break; | ||
| } | ||
| }; | ||
|
|
||
| const onToggleClick = () => { | ||
| setIsOpen(!isOpen); | ||
| }; | ||
|
|
||
| const onTextInputChange = (_event: React.FormEvent<HTMLInputElement>, value: string) => { | ||
| setInputValue(value); | ||
| }; | ||
|
|
||
| const onSelect = (value: string) => { | ||
| if (value && value !== 'no results') { | ||
| setSelected( | ||
| selected.includes(value) ? selected.filter((selection) => selection !== value) : [...selected, value] | ||
| ); | ||
| } | ||
|
|
||
| textInputRef.current?.focus(); | ||
| props.onSelect(value); | ||
| }; | ||
|
|
||
| const toggle = (toggleRef: React.Ref<MenuToggleElement>) => ( | ||
| <MenuToggle variant="typeahead" onClick={onToggleClick} innerRef={toggleRef} isExpanded={isOpen} isFullWidth> | ||
| <TextInputGroup isPlain> | ||
| <TextInputGroupMain | ||
| value={inputValue} | ||
| onClick={onToggleClick} | ||
| onChange={onTextInputChange} | ||
| onKeyDown={onInputKeyDown} | ||
| id={props.id + 'multi-typeahead-select-input'} | ||
| autoComplete="off" | ||
| innerRef={textInputRef} | ||
| placeholder={props.placeholder} | ||
| {...(activeItem && { 'aria-activedescendant': activeItem })} | ||
| role="combobox" | ||
| isExpanded={isOpen} | ||
| aria-controls={props.id + 'select-multi-typeahead'} | ||
| > | ||
| <ChipGroup aria-label="Current selections"> | ||
| {selected.map((selection, index) => ( | ||
| <Chip | ||
| key={index} | ||
| onClick={(ev) => { | ||
| ev.stopPropagation(); | ||
| onSelect(selection); | ||
| }} | ||
| > | ||
| {selection} | ||
| </Chip> | ||
| ))} | ||
| </ChipGroup> | ||
| </TextInputGroupMain> | ||
| <TextInputGroupUtilities> | ||
| {selected.length > 0 && ( | ||
| <Button | ||
| variant="plain" | ||
| onClick={() => { | ||
| setInputValue(''); | ||
| setSelected([]); | ||
| props.onClear() | ||
| textInputRef?.current?.focus(); | ||
| }} | ||
| aria-label="Clear input value" | ||
| > | ||
| <TimesIcon aria-hidden /> | ||
| </Button> | ||
| )} | ||
| </TextInputGroupUtilities> | ||
| </TextInputGroup> | ||
| </MenuToggle> | ||
| ); | ||
|
|
||
| return ( | ||
| <Select | ||
| id={props.id + 'multi-typeahead-select'} | ||
| isOpen={isOpen} | ||
| selected={selected} | ||
| onSelect={(ev, selection) => onSelect(selection as string)} | ||
| onOpenChange={() => setIsOpen(false)} | ||
| toggle={toggle} | ||
| > | ||
| <SelectList isAriaMultiselectable id={props.id + 'select-multi-typeahead-listbox' }> | ||
| {selectOptions.map((option, index) => ( | ||
| <SelectOption | ||
| key={option.value || option.children} | ||
| isFocused={focusedItemIndex === index} | ||
| className={option.className} | ||
| id={`select-multi-typeahead-${option.value.replace(' ', '-')}`} | ||
| {...option} | ||
| ref={null} | ||
| /> | ||
| ))} | ||
| </SelectList> | ||
| </Select> | ||
| ); | ||
| }; | ||
|
|
||
| export { SelectMultiWithChips } |
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