Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

fix: reference error self is not defined due to neovisjs neovisevents #1

Merged
merged 4 commits into from
Aug 9, 2024
Merged

fix: reference error self is not defined due to neovisjs neovisevents #1

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
f9266bf
fixing npm run dev
zcemycl Aug 5, 2024
4355396
update npm run build
zcemycl Aug 6, 2024
c572166
update
zcemycl Aug 7, 2024
a5013f8
update
zcemycl Aug 7, 2024
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
301 changes: 301 additions & 0 deletions src/containers/docker/neo4j/frontend/src/app/components/NeoVisComponent.tsx
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,301 @@
"use client";
import React, { useState, useEffect } from "react";
import dynamic from "next/dynamic";
import { NeovisConfig } from "neovis.js/dist/types";
// import { NeovisConfig, NeoVisEvents } from "neovis.js";

// Dynamically import Neovis so that it only runs in the browser
// const NeoVis = dynamic<any>(
// () => import("neovis.js").then((mod) => mod.default),
// {
// ssr: false,
// }
// );
// const loadNeovis = () =>
// import("neovis.js").then((module) => ({
// default: module.default,
// NeoVisEvents: module.NeoVisEvents,
// }));

const NeoVisComponent: React.FC = () => {
const [vis, setVis] = useState<any>(null);
const [visNetwork, setVisNetwork] = useState<any>(null);
const [x, setX] = useState(0);
const [y, setY] = useState(0);
const [showMenu, setShowMenu] = useState(false);
const [selectedNodes, setSelectedNodes] = useState<any>({});
const [neo4jquery, setNeo4jquery] = useState("");
const [shiftEnterPressed, setShiftEnterPressed] = useState(false);
const [NeoVisEvents, setNeoVisEvents] = useState<any>(null);

useEffect(() => {
const initializeNeovis = async () => {
// Import Neovis dynamically
// loadNeovis();
const { default: NeoVis, NeoVisEvents } = await import("neovis.js");
console.log(NeoVis);
setNeoVisEvents(NeoVisEvents);

// Configuration for Neovis
const config = {
containerId: "viz",
neo4j: {
serverUrl: "neo4j://localhost:7687",
serverPassword: "password",
serverUser: "neo4j",
},
visConfig: {
nodes: {
shape: "dot",
borderWidth: 1.5,
color: {
background: "lightgray",
border: "gray",
highlight: {
border: "#a42a04",
background: "lightgray",
},
},
font: {
strokeWidth: 7.5,
},
},
edges: {
arrows: { to: { enabled: true } },
},
physics: {
enabled: true,
// use the forceAtlas2Based solver to compute node positions
solver: "forceAtlas2Based",
forceAtlas2Based: {
gravitationalConstant: -75,
},
repulsion: {
centralGravity: 0.01,
springLength: 200,
},
},
interaction: { multiselect: true }, // allows for multi-select using a long press or cmd-click
layout: { randomSeed: 1337 },
},
labels: {
Product: {
label: "name",
},
Keyword: {
label: "name",
},
},
relationships: {
CONTAINS: {
// label: "CONTAINS",
[NeoVis.NEOVIS_ADVANCED_CONFIG]: {
function: {
label: (edge: { type: any }) => edge.type,
},
},
},
},
initialCypher:
"MATCH (p:Product)-[c:CONTAINS]->(k:Keyword) RETURN p,k,c LIMIT 25",
};
// Initialize Neovis
const viz = new NeoVis(config);
// viz.render();
setVis(viz);
// viz.registerOnEvent(NeoVisEvents.CompletionEvent, (e) => {
// console.log(e.recordCount);
// viz.network?.on("click", (event) => {
// // console.log(event)
// console.log("click");
// setShowMenu(false);
// // console.log(event);
// // console.log(event.event.target.getBoundingClientRect());
// // console.log(event.event.center);
// // const rect = event.event.target.getBoundingClientRect();
// // let correctedX = event.event.center.x - rect.x;
// // let correctedY = event.event.center.y - rect.y;
// });

// viz.network?.on("oncontext", (event) => {
// event.event.preventDefault();
// console.log("oncontext");
// console.log(event);
// const rect = event.event.target.getBoundingClientRect();
// let correctedX = event.event.x;
// let correctedY = event.event.y;
// const nodeId = viz.network?.getNodeAt({
// x: correctedX - rect.x,
// y: correctedY - rect.y,
// });
// console.log(nodeId);
// setX(correctedX);
// setY(correctedY);
// setShowMenu(true);
// });

// viz.network?.on("select", (event) => {
// console.log("select");
// console.log(event);
// setShowMenu(false);
// // const selection = vis?.network?.getSelectedNodes();
// // console.log(selection);
// // const labels = viz?.nodes
// // .get()
// // .filter((node: any) => event.nodes?.includes(node.id))
// // .map((node: any) => {
// // return node.label;
// // });
// // console.log(labels);
// // if (labels.length !== 0) {
// // const cmd = `MATCH (p:Product) WHERE p.name="${labels[0]}" RETURN p;`;
// // console.log(cmd);
// // viz.renderWithCypher(cmd);
// // }
// });
// });
};

if (typeof window !== "undefined") {
initializeNeovis();
}
}, []);

useEffect(() => {
if (vis !== null && NeoVisEvents !== null) {
vis.render();
console.log(vis, NeoVisEvents);
vis.registerOnEvent(NeoVisEvents.CompletionEvent, (e: any) => {
// if (vis === null || vis.network === null) {
// console.log("error");
// }
vis.network.on("click", (event: any) => {
// console.log(event)
console.log("click");
setShowMenu(false);
// console.log(event);
// console.log(event.event.target.getBoundingClientRect());
// console.log(event.event.center);
// const rect = event.event.target.getBoundingClientRect();
// let correctedX = event.event.center.x - rect.x;
// let correctedY = event.event.center.y - rect.y;
});

vis.network.on(
"oncontext",
(event: {
event: {
preventDefault: () => void;
target: { getBoundingClientRect: () => any };
x: number;
y: number;
};
}) => {
event.event.preventDefault();
console.log("oncontext");
console.log(event);
const rect = event.event.target.getBoundingClientRect();
let correctedX = event.event.x;
let correctedY = event.event.y;
const nodeId = vis.network?.getNodeAt({
x: correctedX - rect.x,
y: correctedY - rect.y,
});
console.log(nodeId);
setX(correctedX);
setY(correctedY);
setShowMenu(true);
}
);

vis.network.on("select", (event: any) => {
console.log("select");
console.log(event);
setShowMenu(false);
// const selection = vis?.network?.getSelectedNodes();
// console.log(selection);
// const labels = vis?.nodes
// .get()
// .filter((node: any) => event.nodes?.includes(node.id))
// .map((node: any) => {
// return node.label;
// });
// console.log(labels);
// if (labels.length !== 0) {
// const cmd = `MATCH (p:Product) WHERE p.name="${labels[0]}" RETURN p;`;
// console.log(cmd);
// vis.renderWithCypher(cmd);
// }
});
});
}
}, [vis, NeoVisEvents]);

useEffect(() => {
const handleKeyDown = (event: KeyboardEvent) => {
if (event.key === "Enter" && event.shiftKey) {
setShiftEnterPressed(true);
}
};

const handleKeyUp = (event: KeyboardEvent) => {
if (event.key === "Enter" && event.shiftKey) {
setShiftEnterPressed(false);
}
};

window.addEventListener("keydown", handleKeyDown);
window.addEventListener("keyup", handleKeyUp);

return () => {
window.removeEventListener("keydown", handleKeyDown);
window.removeEventListener("keyup", handleKeyUp);
};
}, []);

return (
<div className="flex items-center content-center align-middle flex-col justify-center space-y-2">
<div id="viz" className="border border-white bg-white"></div>
{(NeoVisEvents === null || vis === null || vis.network === null) && (
<div>Loading</div>
)}

{showMenu && (
<div
className={`absolute bg-slate-600 text-white`}
style={{ left: x, top: y }}
>
<h1>Hello</h1>
</div>
)}
<textarea
cols={40}
className="bg-sky-800 rounded-md p-3 border border-white w-1/2 break-words text-white"
value={neo4jquery}
onChange={(e: React.ChangeEvent<HTMLTextAreaElement>) => {
console.log(e);
const inputType = (e.nativeEvent as unknown as { inputType: string })
.inputType;
console.log(inputType);
if (shiftEnterPressed && inputType === "insertLineBreak") {
return;
}
setNeo4jquery(e.target.value);
}}
onKeyDown={(e: React.KeyboardEvent<HTMLTextAreaElement>) => {
console.log(e);
if (e.key === "Enter" && e.shiftKey) {
console.log("Enter");
const query = neo4jquery.replace(/(\r\n|\n|\r)/gm, " ");
console.log(query, vis !== null);
if (vis !== null) {
vis.renderWithCypher(query);
}
}
}}
/>
</div>
);
};

export default NeoVisComponent;
Loading
Loading