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Junjie

2024-03-13 7049a9a623d3eb4cf589ad07f42db0a483df71ea

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import React, { useRef, useEffect, useState } from "react";
import { Button, Drawer, Input, Switch } from 'antd';
import { initNodeData } from "../GraphConfig";
 
const { TextArea } = Input;
 
export const GraphDrawerNode = ({ graphRef, isReady }) => {
 
    const [open, setOpen] = useState(false);
    const [init, setInit] = useState(false);
    const [nodeData, setNodeData] = useState(null);
    const [codeContent, setCodeContent] = useState(null);
 
    const showNodeDrawer = (graph, node) => {
        if (node.data.type == null || node.data.type == "none") {
            setOpen(true);
            setNodeData(node);
            if (node.data == null) {
                node.data = initNodeData;
            }
 
            if (node.data.codeContent != null) {
                setCodeContent(node.data.codeContent);
            }
        }
    };
 
    const onNodeClose = (e) => {
        setOpen(false);
        setNodeData(null);
        setCodeContent(null);
    };
 
    const nodeTextAreaChange = (e) => {
        setCodeContent(e.target.value);
        nodeData.data.codeContent = e.target.value;
    }
 
    const nodeDataInputChange = (e) => {
        nodeData.label = e.target.value;
    }
 
    useEffect(() => {
        if (isReady) {
            const graph = graphRef.current;
 
            if (!init) {
                graph.on("node:dblclick", ({ node }) => {
                    showNodeDrawer(graph, node);
                })
                setInit(true);
            }
        }
    })
 
    if (nodeData) {
        return (
            <>
                <Drawer title={nodeData.label} onClose={onNodeClose} open={open} size="large">
                    <div className="graphDrawerContainer">
                        <div>ID：{nodeData.id}</div>
                        <div>组件名：<Input defaultValue={nodeData.label} onChange={nodeDataInputChange} /></div>
                        <div>根节点：<Switch checkedChildren="是" unCheckedChildren="否" checked={nodeData.data.root} /></div>
                        <div>可执行代码：</div>
                        <TextArea value={codeContent} onChange={nodeTextAreaChange} rows={10} />
                    </div>
                </Drawer>
            </>
        );
    }
}