mirror of
https://github.com/ant-design/ant-design.git
synced 2024-12-15 17:19:11 +08:00
80 lines
2.4 KiB
TypeScript
80 lines
2.4 KiB
TypeScript
import React, { useState } from 'react';
|
|
import { LoadingOutlined, PlusOutlined } from '@ant-design/icons';
|
|
import { Flex, message, Upload } from 'antd';
|
|
import type { GetProp, UploadProps } from 'antd';
|
|
|
|
type FileType = Parameters<GetProp<UploadProps, 'beforeUpload'>>[0];
|
|
|
|
const getBase64 = (img: FileType, callback: (url: string) => void) => {
|
|
const reader = new FileReader();
|
|
reader.addEventListener('load', () => callback(reader.result as string));
|
|
reader.readAsDataURL(img);
|
|
};
|
|
|
|
const beforeUpload = (file: FileType) => {
|
|
const isJpgOrPng = file.type === 'image/jpeg' || file.type === 'image/png';
|
|
if (!isJpgOrPng) {
|
|
message.error('You can only upload JPG/PNG file!');
|
|
}
|
|
const isLt2M = file.size / 1024 / 1024 < 2;
|
|
if (!isLt2M) {
|
|
message.error('Image must smaller than 2MB!');
|
|
}
|
|
return isJpgOrPng && isLt2M;
|
|
};
|
|
|
|
const App: React.FC = () => {
|
|
const [loading, setLoading] = useState(false);
|
|
const [imageUrl, setImageUrl] = useState<string>();
|
|
|
|
const handleChange: UploadProps['onChange'] = (info) => {
|
|
if (info.file.status === 'uploading') {
|
|
setLoading(true);
|
|
return;
|
|
}
|
|
if (info.file.status === 'done') {
|
|
// Get this url from response in real world.
|
|
getBase64(info.file.originFileObj as FileType, (url) => {
|
|
setLoading(false);
|
|
setImageUrl(url);
|
|
});
|
|
}
|
|
};
|
|
|
|
const uploadButton = (
|
|
<button style={{ border: 0, background: 'none' }} type="button">
|
|
{loading ? <LoadingOutlined /> : <PlusOutlined />}
|
|
<div style={{ marginTop: 8 }}>Upload</div>
|
|
</button>
|
|
);
|
|
|
|
return (
|
|
<Flex gap="middle" wrap>
|
|
<Upload
|
|
name="avatar"
|
|
listType="picture-card"
|
|
className="avatar-uploader"
|
|
showUploadList={false}
|
|
action="https://660d2bd96ddfa2943b33731c.mockapi.io/api/upload"
|
|
beforeUpload={beforeUpload}
|
|
onChange={handleChange}
|
|
>
|
|
{imageUrl ? <img src={imageUrl} alt="avatar" style={{ width: '100%' }} /> : uploadButton}
|
|
</Upload>
|
|
<Upload
|
|
name="avatar"
|
|
listType="picture-circle"
|
|
className="avatar-uploader"
|
|
showUploadList={false}
|
|
action="https://660d2bd96ddfa2943b33731c.mockapi.io/api/upload"
|
|
beforeUpload={beforeUpload}
|
|
onChange={handleChange}
|
|
>
|
|
{imageUrl ? <img src={imageUrl} alt="avatar" style={{ width: '100%' }} /> : uploadButton}
|
|
</Upload>
|
|
</Flex>
|
|
);
|
|
};
|
|
|
|
export default App;
|