plane/web/components/issues/issue-detail/label/select/label-select.tsx

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import { Fragment, useState } from "react";
import { observer } from "mobx-react-lite";
import { usePopper } from "react-popper";
import { Combobox } from "@headlessui/react";
import { Check, Search, Tag } from "lucide-react";
// hooks
import { useIssueDetail, useLabel } from "hooks/store";
// components
export interface IIssueLabelSelect {
workspaceSlug: string;
projectId: string;
issueId: string;
onSelect: (_labelIds: string[]) => void;
}
export const IssueLabelSelect: React.FC<IIssueLabelSelect> = observer((props) => {
const { workspaceSlug, projectId, issueId, onSelect } = props;
// store hooks
const {
issue: { getIssueById },
} = useIssueDetail();
const { fetchProjectLabels, getProjectLabels } = useLabel();
// states
const [referenceElement, setReferenceElement] = useState<HTMLButtonElement | null>(null);
const [popperElement, setPopperElement] = useState<HTMLDivElement | null>(null);
const [isLoading, setIsLoading] = useState<boolean>(false);
const [query, setQuery] = useState("");
const issue = getIssueById(issueId);
const projectLabels = getProjectLabels(projectId);
const fetchLabels = () => {
setIsLoading(true);
if (!projectLabels && workspaceSlug && projectId)
fetchProjectLabels(workspaceSlug, projectId).then(() => setIsLoading(false));
};
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 { styles, attributes } = usePopper(referenceElement, popperElement, {
placement: "bottom-start",
modifiers: [
{
name: "preventOverflow",
options: {
padding: 12,
},
},
],
});
const issueLabels = issue?.label_ids ?? [];
const label = (
<div
className={`relative flex flex-shrink-0 cursor-pointer items-center gap-1 rounded-full border border-custom-border-100 p-0.5 px-2 py-0.5 text-xs text-custom-text-300 transition-all hover:bg-custom-background-90 hover:text-custom-text-200`}
>
<div className="flex-shrink-0">
<Tag className="h-2.5 w-2.5" />
</div>
<div className="flex-shrink-0">Select Label</div>
</div>
);
const searchInputKeyDown = (e: React.KeyboardEvent<HTMLInputElement>) => {
if (query !== "" && e.key === "Escape") {
e.stopPropagation();
setQuery("");
}
};
if (!issue) return <></>;
return (
<>
<Combobox
as="div"
className={`w-auto max-w-full flex-shrink-0 text-left`}
value={issueLabels}
onChange={(value) => onSelect(value)}
multiple
>
<Combobox.Button as={Fragment}>
<button
ref={setReferenceElement}
type="button"
className="cursor-pointer rounded"
onClick={() => !projectLabels && fetchLabels()}
>
{label}
</button>
</Combobox.Button>
<Combobox.Options className="fixed z-10">
<div
className={`z-10 my-1 w-48 whitespace-nowrap rounded border border-custom-border-300 bg-custom-background-100 py-2.5 text-xs shadow-custom-shadow-rg focus:outline-none`}
ref={setPopperElement}
style={styles.popper}
{...attributes.popper}
>
<div className="px-2">
<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
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>
<div className={`vertical-scrollbar scrollbar-sm mt-2 max-h-48 space-y-1 overflow-y-scroll px-2 pr-0`}>
{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}
className={({ selected }) =>
`flex cursor-pointer select-none items-center justify-between gap-2 truncate rounded px-1 py-1.5 hover: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>
</>
);
});