cloud_bbb/ts/Common/ShareSelection.tsx

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import React, { useState, useEffect } from 'react';
import { api, ShareWith, ShareType, ShareWithOption } from '../Common/Api';
import './ShareSelection.scss';
type Props = {
selectShare: (selection: ShareWithOption) => void;
shareType?: ShareType[];
excluded?: {
groupIds?: string[];
userIds?: string[];
circleIds?: string[];
};
placeholder?: string;
}
const ShareSelection: React.FC<Props> = (props) => {
const [search, setSearch] = useState<string>('');
const [hasFocus, setFocus] = useState<boolean>(false);
const [showSearchResults, setShowSearchResults] = useState<boolean>(false);
const [recommendations, setRecommendations] = useState<ShareWith>();
const [searchResults, setSearchResults] = useState<ShareWith>();
const shareType = props.shareType || [ShareType.User, ShareType.Group];
const excluded = {
userIds: props.excluded?.userIds || [],
groupIds: props.excluded?.groupIds || [],
circleIds: props.excluded?.circleIds || [],
};
const placeholder = props.placeholder || t('bbb', 'Name, group …');
useEffect(() => {
setSearchResults(undefined);
const searchQuery = search;
if (!searchQuery) {
return;
}
api.searchShareWith(searchQuery, shareType).then(result => {
if (searchQuery === search) {
setSearchResults(result);
}
});
}, [search]);
useEffect(() => {
api.getRecommendedShareWith(shareType).then(result => setRecommendations(result));
}, []);
useEffect(() => {
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setShowSearchResults(hasFocus);
}, [hasFocus]);
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function preventOnBlurEvent(ev: React.MouseEvent) {
ev.preventDefault();
}
async function selectShare(share: ShareWithOption) {
props.selectShare(share);
setSearch('');
}
function renderSearchResults(options: ShareWith|undefined) {
const results = options ? [
...options.exact.users.filter(user => !excluded.userIds.includes(user.value.shareWith)),
...options.exact.groups.filter(group => !excluded.groupIds.includes(group.value.shareWith)),
...options.exact.circles.filter(circle => !excluded.circleIds.includes(circle.value.shareWith)),
...options.users.filter(user => !excluded.userIds.includes(user.value.shareWith)),
...options.groups.filter(group => !excluded.groupIds.includes(group.value.shareWith)),
...options.circles.filter(circle => !excluded.circleIds.includes(circle.value.shareWith)),
] : [];
const renderOption = (option: ShareWithOption) => {
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return (
<li
key={option.value.shareWith}
className="suggestion"
onMouseDown={preventOnBlurEvent}
onClick={() => selectShare(option)}>
{option.label}{option.value.shareType === ShareType.Group ? ` (${t('bbb', 'Group')})` : ''}
</li>);
};
return (
<ul className="bbb-selection">
{!options ?
<li><span className="icon icon-loading-small icon-visible"></span> {t('bbb', 'Searching')}</li> :
(
(results.length === 0 && search) ? <li>{t('bbb', 'No matches')}</li> : results.map(renderOption)
)}
</ul>
);
}
return (
<div className="bbb-selection-container">
<input
type="text"
value={search}
onChange={ev => setSearch(ev.currentTarget.value)}
onFocus={() => setFocus(true)}
onBlur={() => setFocus(false)}
placeholder={placeholder} />
{showSearchResults && renderSearchResults((search && searchResults) ? searchResults : ((recommendations && !search) ? recommendations : undefined))}
</div>
);
};
export default ShareSelection;