import { Fragment, useEffect, useRef, useState } from "react"; import { Placement } from "@popperjs/core"; import { observer } from "mobx-react"; import { usePopper } from "react-popper"; import { Check, ChevronDown, Search, Tags } from "lucide-react"; import { Combobox } from "@headlessui/react"; // types import { IIssueLabel } from "@plane/types"; // ui import { Tooltip } from "@plane/ui"; // hooks import { useAppRouter, useLabel } from "@/hooks/store"; import { useDropdownKeyDown } from "@/hooks/use-dropdown-key-down"; import useOutsideClickDetector from "@/hooks/use-outside-click-detector"; import { usePlatformOS } from "@/hooks/use-platform-os"; export interface IIssuePropertyLabels { projectId: string | null; value: string[]; defaultOptions?: any; onChange: (data: string[]) => void; disabled?: boolean; hideDropdownArrow?: boolean; className?: string; buttonClassName?: string; optionsClassName?: string; placement?: Placement; maxRender?: number; noLabelBorder?: boolean; placeholderText?: string; onClose?: () => void; } export const IssuePropertyLabels: React.FC<IIssuePropertyLabels> = observer((props) => { const { projectId, value, defaultOptions = [], onChange, onClose, disabled, hideDropdownArrow = false, className, buttonClassName = "", optionsClassName = "", placement, maxRender = 2, noLabelBorder = false, placeholderText, } = props; // states const [query, setQuery] = useState(""); const [isOpen, setIsOpen] = useState(false); // refs const dropdownRef = useRef<HTMLDivElement | null>(null); const inputRef = useRef<HTMLInputElement | null>(null); // popper-js refs const [referenceElement, setReferenceElement] = useState<HTMLButtonElement | null>(null); const [popperElement, setPopperElement] = useState<HTMLDivElement | null>(null); const [isLoading, setIsLoading] = useState<boolean>(false); // store hooks const { workspaceSlug } = useAppRouter(); const { fetchProjectLabels, getProjectLabels } = useLabel(); const { isMobile } = usePlatformOS(); const storeLabels = getProjectLabels(projectId); const onOpen = () => { if (!storeLabels && workspaceSlug && projectId) fetchProjectLabels(workspaceSlug, projectId).then(() => setIsLoading(false)); }; const handleClose = () => { if (!isOpen) return; setIsOpen(false); setQuery(""); onClose && onClose(); }; const toggleDropdown = () => { if (!isOpen) onOpen(); setIsOpen((prevIsOpen) => !prevIsOpen); if (isOpen) onClose && onClose(); }; const handleKeyDown = useDropdownKeyDown(toggleDropdown, handleClose); const handleOnClick = (e: React.MouseEvent<HTMLButtonElement, MouseEvent>) => { e.stopPropagation(); e.preventDefault(); toggleDropdown(); }; useOutsideClickDetector(dropdownRef, handleClose); const searchInputKeyDown = (e: React.KeyboardEvent<HTMLInputElement>) => { if (query !== "" && e.key === "Escape") { e.stopPropagation(); setQuery(""); } }; useEffect(() => { if (isOpen && inputRef.current) { inputRef.current.focus(); } }, [isOpen]); const { styles, attributes } = usePopper(referenceElement, popperElement, { placement: placement ?? "bottom-start", modifiers: [ { name: "preventOverflow", options: { padding: 12, }, }, ], }); if (!value) return null; let projectLabels: IIssueLabel[] = defaultOptions; if (storeLabels && storeLabels.length > 0) projectLabels = storeLabels; const options = projectLabels.map((label) => ({ value: label?.id, query: label?.name, content: ( <div className="flex items-center justify-start gap-2 overflow-hidden"> <span className="h-2.5 w-2.5 flex-shrink-0 rounded-full" style={{ backgroundColor: label?.color, }} /> <div className="line-clamp-1 inline-block truncate">{label?.name}</div> </div> ), })); const filteredOptions = query === "" ? options : options?.filter((option) => option.query.toLowerCase().includes(query.toLowerCase())); const label = ( <div className="flex h-5 w-full flex-wrap items-center gap-2 overflow-hidden"> {value.length > 0 ? ( value.length <= maxRender ? ( <> {projectLabels ?.filter((l) => value.includes(l?.id)) .map((label) => ( <Tooltip key={label.id} position="top" tooltipHeading="Labels" tooltipContent={label?.name ?? ""} isMobile={isMobile} > <div key={label?.id} className={`flex overflow-hidden hover:bg-custom-background-80 ${ !disabled && "cursor-pointer" } h-full max-w-full flex-shrink-0 items-center rounded border-[0.5px] border-custom-border-300 px-2.5 py-1 text-xs`} > <div className="flex max-w-full items-center gap-1.5 overflow-hidden text-custom-text-200"> <span className="h-2 w-2 flex-shrink-0 rounded-full" style={{ backgroundColor: label?.color ?? "#000000", }} /> <div className="line-clamp-1 inline-block w-auto max-w-[100px] truncate">{label?.name}</div> </div> </div> </Tooltip> ))} </> ) : ( <div className={`flex h-full flex-shrink-0 items-center rounded border-[0.5px] border-custom-border-300 px-2.5 py-1 text-xs ${ disabled ? "cursor-not-allowed" : "cursor-pointer" }`} > <Tooltip isMobile={isMobile} position="top" tooltipHeading="Labels" tooltipContent={projectLabels ?.filter((l) => value.includes(l?.id)) .map((l) => l?.name) .join(", ")} > <div className="flex h-full items-center gap-1.5 text-custom-text-200"> <span className="h-2 w-2 flex-shrink-0 rounded-full bg-custom-primary" /> {`${value.length} Labels`} </div> </Tooltip> </div> ) ) : ( <Tooltip position="top" tooltipHeading="Labels" tooltipContent="None" isMobile={isMobile}> <div className={`flex h-full items-center justify-center gap-2 rounded px-2.5 py-1 text-xs hover:bg-custom-background-80 ${ noLabelBorder ? "" : "border-[0.5px] border-custom-border-300" }`} > <Tags className="h-3.5 w-3.5" strokeWidth={2} /> {placeholderText} </div> </Tooltip> )} </div> ); return ( <Combobox as="div" ref={dropdownRef} className={`w-auto max-w-full flex-shrink-0 text-left ${className}`} value={value} onChange={onChange} disabled={disabled} onKeyDown={handleKeyDown} multiple > <Combobox.Button as={Fragment}> <button ref={setReferenceElement} type="button" className={`clickable flex w-full items-center justify-between gap-1 text-xs ${ disabled ? "cursor-not-allowed text-custom-text-200" : value.length <= maxRender ? "cursor-pointer" : "cursor-pointer hover:bg-custom-background-80" } ${buttonClassName}`} onClick={handleOnClick} > {label} {!hideDropdownArrow && !disabled && <ChevronDown className="h-3 w-3" aria-hidden="true" />} </button> </Combobox.Button> {isOpen && ( <Combobox.Options className="fixed z-10" static> <div className={`z-10 my-1 w-48 whitespace-nowrap rounded border border-custom-border-300 bg-custom-background-100 px-2 py-2.5 text-xs shadow-custom-shadow-rg focus:outline-none ${optionsClassName}`} ref={setPopperElement} style={styles.popper} {...attributes.popper} > <div className="flex w-full items-center justify-start rounded border border-custom-border-200 bg-custom-background-90 px-2"> <Search className="h-3.5 w-3.5 text-custom-text-300" /> <Combobox.Input ref={inputRef} className="w-full bg-transparent px-2 py-1 text-xs text-custom-text-200 placeholder:text-custom-text-400 focus:outline-none" value={query} onChange={(e) => setQuery(e.target.value)} placeholder="Search" displayValue={(assigned: any) => assigned?.name || ""} onKeyDown={searchInputKeyDown} /> </div> <div className={`mt-2 max-h-48 space-y-1 overflow-y-scroll`}> {isLoading ? ( <p className="text-center text-custom-text-200">Loading...</p> ) : filteredOptions.length > 0 ? ( filteredOptions.map((option) => ( <Combobox.Option key={option.value} value={option.value} onKeyDown={(e) => { if (e.key === "Enter") { e.preventDefault(); e.stopPropagation(); } }} className={({ active, selected }) => `flex cursor-pointer select-none items-center justify-between gap-2 truncate rounded px-1 py-1.5 hover:bg-custom-background-80 ${ active ? "bg-custom-background-80" : "" } ${selected ? "text-custom-text-100" : "text-custom-text-200"}` } > {({ selected }) => ( <> {option.content} {selected && ( <div className="flex-shrink-0"> <Check className={`h-3.5 w-3.5`} /> </div> )} </> )} </Combobox.Option> )) ) : ( <span className="flex items-center gap-2 p-1"> <p className="text-left text-custom-text-200 ">No matching results</p> </span> )} </div> </div> </Combobox.Options> )} </Combobox> ); });