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1.6 KiB
1.6 KiB
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zh-CN
匹配内容列表为异步返回时。
en-US
async
import { Mentions } from 'antd';
import debounce from 'lodash/debounce';
import React, { useCallback, useRef, useState } from 'react';
const { Option } = Mentions;
const App: React.FC = () => {
const [loading, setLoading] = useState(false);
const [users, setUsers] = useState<{ login: string; avatar_url: string }[]>([]);
const ref = useRef<string>();
const loadGithubUsers = (key: string) => {
if (!key) {
setUsers([]);
return;
}
fetch(`https://api.github.com/search/users?q=${key}`)
.then(res => res.json())
.then(({ items = [] }) => {
if (ref.current !== key) return;
setLoading(false);
setUsers(items.slice(0, 10));
});
};
const debounceLoadGithubUsers = useCallback(debounce(loadGithubUsers, 800), []);
const onSearch = (search: string) => {
console.log('Search:', search);
ref.current = search;
setLoading(!!search);
setUsers([]);
debounceLoadGithubUsers(search);
};
return (
<Mentions style={{ width: '100%' }} loading={loading} onSearch={onSearch}>
{users.map(({ login, avatar_url: avatar }) => (
<Option key={login} value={login} className="antd-demo-dynamic-option">
<img src={avatar} alt={login} />
<span>{login}</span>
</Option>
))}
</Mentions>
);
};
export default App;