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| import { Button, Table, Modal, Form, Input } from 'antd';
import {
DeleteOutlined,
ExclamationCircleOutlined,
} from '@ant-design/icons';
import axios from 'axios';
import React, { useContext, useState, useEffect, useRef } from 'react'
const { confirm } = Modal;
export default function NewsCategory() {
const [dataSource, setDataSource] = useState([]);
const EditableContext = React.createContext(null);
const columns = [
{
title: 'ID',
dataIndex: 'id',
render: (id) => <b>{id}</b>
},
{
title: '分类名称',
dataIndex: 'title',
onCell: (record) => ({
record,
editable: true,
dataIndex: 'title',
title: '分类名称',
handleSave: handleCellSave,
}),
},
{
title: '操作',
render: item => {
return <div>
<Button danger shape='circle' icon={<DeleteOutlined />} onClick={() => confirmDelete(item)} />
</div>
}
},
];
const handleCellSave = record => {
setDataSource(dataSource.map(item => {
if (item.id === record.id) {
return {
id: item.id,
title: record.title,
value: record.title,
}
}
return item;
}))
axios.patch(`/api/categories/${record.id}`, {
title: record.title,
value: record.title,
})
}
const confirmDelete = item => {
confirm({
title: 'Do you Want to delete this item?',
icon: <ExclamationCircleOutlined />,
onOk() {
realDelete(item)
},
onCancel() {
console.log('Cancel');
},
});
}
const realDelete = (item) => {
setDataSource(dataSource.filter(data => data.id !== item.id));
axios.delete(`/api/categories/${item.id}`);
}
useEffect(() => {
axios.get(`/api/categories`).then(res => {
setDataSource(res.data);
})
}, []);
const EditableRow = ({ index, ...props }) => {
const [form] = Form.useForm();
return (
<Form form={form} component={false}>
<EditableContext.Provider value={form}>
<tr {...props} />
</EditableContext.Provider>
</Form>
);
};
const EditableCell = ({
title,
editable,
children,
dataIndex,
record,
handleSave,
...restProps
}) => {
const [editing, setEditing] = useState(false);
const inputRef = useRef(null);
const form = useContext(EditableContext);
useEffect(() => {
if (editing) {
inputRef.current.focus();
}
}, [editing]);
const toggleEdit = () => {
setEditing(!editing);
form.setFieldsValue({
[dataIndex]: record[dataIndex],
});
};
const save = async () => {
try {
const values = await form.validateFields();
toggleEdit();
handleSave({ ...record, ...values });
} catch (errInfo) {
console.log('Save failed:', errInfo);
}
};
let childNode = children;
if (editable) {
childNode = editing ? (
<Form.Item
style={{
margin: 0,
}}
name={dataIndex}
rules={[
{
required: true,
message: `${title} is required.`,
},
]}
>
<Input ref={inputRef} onPressEnter={save} onBlur={save} />
</Form.Item>
) : (
<div
className="editable-cell-value-wrap"
style={{
paddingRight: 24,
}}
onClick={toggleEdit}
>
{children}
</div>
);
}
return <td {...restProps}>{childNode}</td>;
};
return (
<div>
<Table dataSource={dataSource} columns={columns} pagination={{ pageSize: 5 }} rowKey={item => item.id} components={{
body: {
row: EditableRow,
cell: EditableCell,
},
}} />;
</div>
)
}
|