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[WC-2704]: language selector not show properly (#1332)
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3 changes: 3 additions & 0 deletions
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packages/pluggableWidgets/language-selector-web/jest.config.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,3 @@ | ||
| module.exports = { | ||
| ...require("@mendix/pluggable-widgets-tools/test-config/jest.enzyme-free.config.js") | ||
| }; |
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223 changes: 92 additions & 131 deletions
223
packages/pluggableWidgets/language-selector-web/src/components/LanguageSwitcher.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,159 +1,120 @@ | ||
| import { FloatingFocusManager } from "@floating-ui/react"; | ||
| import classNames from "classnames"; | ||
| import { createElement, ReactElement, useEffect, useRef, CSSProperties } from "react"; | ||
| import { | ||
| isBehindElement, | ||
| isBehindRandomElement, | ||
| isElementPartiallyOffScreen, | ||
| isElementVisibleByUser, | ||
| moveAbsoluteElementOnScreen, | ||
| unBlockAbsoluteElementBottom, | ||
| unBlockAbsoluteElementLeft, | ||
| unBlockAbsoluteElementRight, | ||
| unBlockAbsoluteElementTop | ||
| } from "../utils/document"; | ||
| import { createElement, CSSProperties, ReactElement, useState } from "react"; | ||
| import { PositionEnum, TriggerEnum } from "../../typings/LanguageSelectorProps"; | ||
| import { useFloatingUI } from "../hooks/useFloatingUI"; | ||
| import { LanguageItem } from "../LanguageSelector"; | ||
| import { useSelect } from "downshift"; | ||
|
|
||
| export interface LanguageSwitcherProps { | ||
| className: string; | ||
| currentLanguage: LanguageItem | undefined; | ||
| languageList: LanguageItem[]; | ||
| position: PositionEnum; | ||
| onSelect?: (lang: LanguageItem) => void; | ||
| trigger: TriggerEnum; | ||
| className: string; | ||
| position: PositionEnum; | ||
| screenReaderLabelCaption?: string; | ||
| style?: CSSProperties; | ||
| tabIndex: number; | ||
| screenReaderLabelCaption?: string; | ||
| trigger: TriggerEnum; | ||
| } | ||
| export const LanguageSwitcher = (props: LanguageSwitcherProps): ReactElement => { | ||
| const { languageList } = props; | ||
| const ref = useRef<HTMLDivElement>(null); | ||
|
|
||
| function itemToString(item: LanguageItem): string { | ||
| return item ? item.value : ""; | ||
| } | ||
| const { isOpen, selectItem, highlightedIndex, getMenuProps, getItemProps, getToggleButtonProps } = useSelect({ | ||
| items: languageList, | ||
| itemToString, | ||
| onSelectedItemChange(changes) { | ||
| if (!props.onSelect || !changes.selectedItem || changes.selectedItem === props.currentLanguage) { | ||
| return; | ||
| } | ||
| props.onSelect(changes.selectedItem); | ||
| } | ||
| }); | ||
|
|
||
| useEffect(() => { | ||
| if (props.currentLanguage === undefined) { | ||
| return; | ||
| } | ||
| selectItem(props.currentLanguage); | ||
| }, [props.currentLanguage, selectItem]); | ||
| export const LanguageSwitcher = ({ | ||
| className, | ||
| currentLanguage, | ||
| languageList, | ||
| onSelect, | ||
| position, | ||
| screenReaderLabelCaption, | ||
| style, | ||
| tabIndex, | ||
| trigger | ||
| }: LanguageSwitcherProps): ReactElement => { | ||
| const [isOpen, setOpen] = useState(false); | ||
|
|
||
| useEffect(() => { | ||
| const element = ref.current?.querySelector(".popupmenu-menu") as HTMLDivElement | null; | ||
| if (element) { | ||
| element.style.display = isOpen ? "flex" : "none"; | ||
| if (isOpen) { | ||
| correctPosition(element, props.position); | ||
| } | ||
| } | ||
| }, [props.position, isOpen]); | ||
| const { | ||
| activeIndex, | ||
| context, | ||
| floatingStyles, | ||
| getFloatingProps, | ||
| getItemProps, | ||
| getReferenceProps, | ||
| handleSelect, | ||
| isTypingRef, | ||
| listRef, | ||
| refs | ||
| } = useFloatingUI({ | ||
| currentLanguage, | ||
| isOpen, | ||
| languageList, | ||
| onSelect, | ||
| position, | ||
| setOpen, | ||
| triggerOn: trigger | ||
| }); | ||
|
|
||
| return ( | ||
| <div | ||
| ref={ref} | ||
| className={classNames(props.className, "widget-language-selector", "popupmenu")} | ||
| style={props.style} | ||
| > | ||
| <div className={classNames(className, "widget-language-selector", "popupmenu")} style={style}> | ||
| <div | ||
| ref={refs?.setReference} | ||
| className={"popupmenu-trigger popupmenu-trigger-alignment"} | ||
| {...getToggleButtonProps( | ||
| { | ||
| tabIndex: props.tabIndex, | ||
| "aria-label": props.screenReaderLabelCaption || "Language selector" | ||
| }, | ||
| { suppressRefError: true } | ||
| )} | ||
| aria-label={screenReaderLabelCaption || "Language selector"} | ||
| aria-autocomplete="none" | ||
| aria-activedescendant={isOpen && activeIndex !== null ? "" : undefined} | ||
| tabIndex={tabIndex} | ||
| {...getReferenceProps?.()} | ||
| > | ||
| <span className="current-language-text">{props.currentLanguage?.value || ""}</span> | ||
| <span className="current-language-text">{currentLanguage?.value || ""}</span> | ||
| <span className="language-arrow" aria-hidden="true"> | ||
| <div className={`arrow-image ${isOpen ? "arrow-up" : "arrow-down"}`} /> | ||
| </span> | ||
| </div> | ||
| <div | ||
| className={classNames("popupmenu-menu", `popupmenu-position-${props.position}`)} | ||
| {...getMenuProps( | ||
| { | ||
| "aria-labelledby": undefined | ||
| }, | ||
| { suppressRefError: true } | ||
| )} | ||
| > | ||
| {languageList.map((item, index) => ( | ||
| {isOpen && ( | ||
| <FloatingFocusManager context={context!} modal={false}> | ||
| <div | ||
| key={item._guid} | ||
| className={`popupmenu-basic-item ${props.currentLanguage === item ? "active" : ""} ${ | ||
| highlightedIndex === index ? "highlighted" : "" | ||
| }`} | ||
| {...getItemProps({ item, index })} | ||
| aria-activedescendant={isOpen && activeIndex !== null ? "" : undefined} | ||
| className="popupmenu-menu" | ||
| ref={refs?.setFloating} | ||
| style={{ | ||
| ...floatingStyles, | ||
| outline: 0, | ||
| overflowY: "auto" | ||
| }} | ||
| {...getFloatingProps?.()} | ||
| > | ||
| {item.value} | ||
| {languageList.map((item, index) => ( | ||
| <div | ||
| key={item._guid} | ||
| ref={node => { | ||
| listRef.current[index] = node; | ||
| }} | ||
| role="option" | ||
| tabIndex={index === activeIndex ? 0 : -1} | ||
| className={classNames("popupmenu-basic-item", { | ||
| active: currentLanguage === item, | ||
| highlighted: activeIndex === index | ||
| })} | ||
| {...getItemProps?.({ | ||
| onKeyDown(event) { | ||
| if (event.key === "Enter") { | ||
| event.preventDefault(); | ||
| handleSelect(index); | ||
| } | ||
|
|
||
| if (event.key === " " && !isTypingRef.current) { | ||
| event.preventDefault(); | ||
| handleSelect(index); | ||
| } | ||
| }, | ||
| onClick() { | ||
| handleSelect(index); | ||
| } | ||
| })} | ||
| > | ||
| {item.value} | ||
| </div> | ||
| ))} | ||
| </div> | ||
| ))} | ||
| </div> | ||
| </FloatingFocusManager> | ||
| )} | ||
| </div> | ||
| ); | ||
| }; | ||
|
|
||
| function correctPosition(element: HTMLElement, position: PositionEnum): void { | ||
| const dynamicDocument: Document = element.ownerDocument; | ||
| const dynamicWindow = dynamicDocument.defaultView as Window; | ||
| let boundingRect: DOMRect = element.getBoundingClientRect(); | ||
| const isOffScreen = isElementPartiallyOffScreen(dynamicWindow, boundingRect); | ||
| if (isOffScreen) { | ||
| moveAbsoluteElementOnScreen(dynamicWindow, element, boundingRect); | ||
| } | ||
|
|
||
| boundingRect = element.getBoundingClientRect(); | ||
| const blockingElement = isBehindRandomElement(dynamicDocument, element, boundingRect, 3, "popupmenu"); | ||
| if (blockingElement && isElementVisibleByUser(dynamicDocument, dynamicWindow, blockingElement)) { | ||
| unBlockAbsoluteElement(element, boundingRect, blockingElement.getBoundingClientRect(), position); | ||
| } else if (blockingElement) { | ||
| let node = blockingElement; | ||
| do { | ||
| if (isBehindElement(element, node, 3) && isElementVisibleByUser(dynamicDocument, dynamicWindow, node)) { | ||
| return unBlockAbsoluteElement(element, boundingRect, node.getBoundingClientRect(), position); | ||
| } else if (node.parentElement) { | ||
| node = node.parentElement as HTMLElement; | ||
| } else { | ||
| break; | ||
| } | ||
| } while (node.parentElement); | ||
| } | ||
| } | ||
|
|
||
| function unBlockAbsoluteElement( | ||
| element: HTMLElement, | ||
| boundingRect: DOMRect, | ||
| blockingElementRect: DOMRect, | ||
| position: PositionEnum | ||
| ): void { | ||
| switch (position) { | ||
| case "left": | ||
| unBlockAbsoluteElementLeft(element, boundingRect, blockingElementRect); | ||
| unBlockAbsoluteElementBottom(element, boundingRect, blockingElementRect); | ||
| break; | ||
| case "right": | ||
| unBlockAbsoluteElementRight(element, boundingRect, blockingElementRect); | ||
| unBlockAbsoluteElementBottom(element, boundingRect, blockingElementRect); | ||
| break; | ||
| case "top": | ||
| unBlockAbsoluteElementTop(element, boundingRect, blockingElementRect); | ||
| break; | ||
| case "bottom": | ||
| unBlockAbsoluteElementBottom(element, boundingRect, blockingElementRect); | ||
| break; | ||
| } | ||
| } |
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