Files
snort/packages/app/src/Pages/NetworkGraph.tsx

300 lines
9.4 KiB
TypeScript

import { NodeObject } from "react-force-graph-3d";
import { useContext, useEffect, useState } from "react";
import { MetadataCache, socialGraphInstance, STR, UID } from "@snort/system";
import { SnortContext } from "@snort/system-react";
import { defaultAvatar } from "../SnortUtils";
import { proxyImg } from "@/Hooks/useImgProxy";
import { LoginStore } from "@/Login";
import { FormattedMessage } from "react-intl";
import Icon from "@/Icons/Icon";
interface GraphNode {
id: UID;
profile?: MetadataCache;
distance: number;
val: number;
inboundCount: number;
outboundCount: number;
color?: string;
visible: boolean;
// curvature?: number;
}
interface GraphLink {
source: UID;
target: UID;
distance: number;
}
interface GraphMetadata {
// usersByFollowDistance?: Map<number, Set<UID>>;
userCountByDistance: number[];
nodes?: Map<number, GraphNode>;
}
interface GraphData {
nodes: GraphNode[];
links: GraphLink[];
meta?: GraphMetadata;
}
enum Direction {
INBOUND,
OUTBOUND,
BOTH,
}
const avatar = (node: NodeObject<NodeObject<GraphNode>>) => {
const login = LoginStore.snapshot();
return node.profile?.picture
? proxyImg(node.profile?.picture, login.appData.item.preferences.imgProxyConfig)
: defaultAvatar(node.address);
};
const NODE_LIMIT = 500;
interface GraphConfig {
direction: Direction;
renderLimit: number | null;
showDistance: number;
}
const NetworkGraph = () => {
const [graphData, setGraphData] = useState(null as GraphData | null);
const [graphConfig, setGraphConfig] = useState({
direction: Direction.OUTBOUND,
renderLimit: NODE_LIMIT,
showDistance: 2,
});
const [open, setOpen] = useState(false);
const system = useContext(SnortContext);
// const [showDistance, setShowDistance] = useState(2);
// const [direction, setDirection] = useState(Direction.OUTBOUND);
// const [renderLimit, setRenderLimit] = useState(NODE_LIMIT);
const [ForceGraph3D, setForceGraph3D] = useState(null);
const [THREE, setTHREE] = useState(null);
useEffect(() => {
// Dynamically import the modules
import("react-force-graph-3d").then(module => {
setForceGraph3D(module.default);
});
import("three").then(module => {
setTHREE(module);
});
}, []);
const handleCloseGraph = () => {
setOpen(false);
};
const handleKeyDown = (event: { key: string }) => {
if (event.key === "Escape") {
handleCloseGraph();
}
};
useEffect(() => {
if (open) {
window.addEventListener("keydown", handleKeyDown);
}
// Cleanup function to remove the event listener
return () => {
window.removeEventListener("keydown", handleKeyDown);
};
}, [open]);
const updateConfig = async (changes: Partial<GraphConfig>) => {
setGraphConfig(old => {
const newConfig = Object.assign({}, old, changes);
updateGraph(newConfig).then(graph => setGraphData(graph));
return newConfig;
});
};
const toggleConnections = () => {
if (graphConfig.direction === Direction.OUTBOUND) {
updateConfig({ direction: Direction.BOTH });
} else {
updateConfig({ direction: Direction.OUTBOUND });
}
};
const updateGraph = async (newConfig?: GraphConfig) => {
const { direction, renderLimit, showDistance } = newConfig ?? graphConfig;
const nodes = new Map<number, GraphNode>();
const links: GraphLink[] = [];
const nodesVisited = new Set<UID>();
const userCountByDistance = Array.from(
{ length: 6 },
(_, i) => socialGraphInstance.usersByFollowDistance.get(i)?.size || 0,
);
// Go through all the nodes
for (let distance = 0; distance <= showDistance; ++distance) {
const users = socialGraphInstance.usersByFollowDistance.get(distance);
if (!users) break;
for (const UID of users) {
if (renderLimit && nodes.size >= renderLimit) break; // Temporary hack
const inboundCount = socialGraphInstance.followersByUser.get(UID)?.size || 0;
const outboundCount = socialGraphInstance.followedByUser.get(UID)?.size || 0;
const pubkey = STR(UID);
const node = {
id: UID,
address: pubkey,
profile: system.ProfileLoader.Cache.getFromCache(pubkey),
distance,
inboundCount,
outboundCount,
visible: true, // Setting to false only hides the rendered element, does not prevent calculations
// curvature: 0.6,
// Node size is based on the follower count
val: Math.log10(inboundCount) + 1, // 1 followers -> 1, 10 followers -> 2, 100 followers -> 3, etc.,
} as GraphNode;
// A visibility boost for the origin user:
if (node.distance === 0) {
node.val = 10; // they're always larger than life
node.color = "#603285";
}
nodes.set(UID, node);
}
}
// Add links
for (const node of nodes.values()) {
if (direction === Direction.OUTBOUND || direction === Direction.BOTH) {
for (const followedID of socialGraphInstance.followedByUser.get(node.id) ?? []) {
if (!nodes.has(followedID)) continue; // Skip links to nodes that we're not rendering
if (nodesVisited.has(followedID)) continue;
links.push({
source: node.id,
target: followedID,
distance: node.distance,
});
}
}
// TODO: Fix filtering
/* if (direction === Direction.INBOUND || direction === Direction.BOTH) {
for (const followerID of socialGraphInstance.followersByUser.get(node.id) ?? []) {
if (nodesVisited.has(followerID)) continue;
const follower = nodes.get(followerID);
if (!follower) continue; // Skip links to nodes that we're not rendering
links.push({
source: followerID,
target: node.id,
distance: follower.distance,
});
}
}*/
nodesVisited.add(node.id);
}
// Squash cases, where there are a lot of nodes
const graph: GraphData = {
nodes: [...nodes.values()],
links,
meta: {
nodes,
userCountByDistance,
},
};
// console.log('!!', graph);
// for (const l of links) {
// if (!nodes.has(l.source)) {
// console.log('source missing:', l.source);
// }
// if (!nodes.has(l.target)) {
// console.log('target missing:', l.target);
// }
// }
return graph;
};
const refreshData = async () => {
updateGraph().then(setGraphData);
};
useEffect(() => {
refreshData();
}, []);
if (!ForceGraph3D || !THREE) return null;
return (
<div>
{!open && (
<button
className="btn btn-primary"
onClick={() => {
setOpen(true);
refreshData();
}}>
<FormattedMessage defaultMessage="Show graph" id="ha8JKG" />
</button>
)}
{open && graphData && (
<div className="fixed top-0 left-0 right-0 bottom-0 z-20">
<button className="absolute top-6 right-6 z-30 btn hover:bg-gray-900" onClick={handleCloseGraph}>
<Icon name="x" size={24} />
</button>
<div className="absolute top-6 right-0 left-0 z-20 flex flex-col content-center justify-center text-center">
<div className="text-center pb-2">Degrees of separation</div>
<div className="flex flex-row justify-center space-x-4">
{graphData.meta?.userCountByDistance?.map((value, i) => {
if (i === 0 || value <= 0) return null;
const isSelected = graphConfig.showDistance === i;
return (
<button
key={i}
className={`btn bg-gray-900 py-4 h-auto flex-col ${
isSelected ? "bg-gray-600 hover:bg-gray-600" : "hover:bg-gray-800"
}`}
onClick={() => isSelected || updateConfig({ showDistance: i })}>
<div className="text-lg block leading-none">{i}</div>
<div className="text-xs">({value})</div>
</button>
);
})}
</div>
</div>
<ForceGraph3D
graphData={graphData}
nodeThreeObject={(node: NodeObject<NodeObject<GraphNode>>) => {
const imgTexture = new THREE.TextureLoader().load(avatar(node));
imgTexture.colorSpace = THREE.SRGBColorSpace;
const material = new THREE.SpriteMaterial({ map: imgTexture });
const sprite = new THREE.Sprite(material);
sprite.scale.set(12, 12, 1);
return sprite;
}}
nodeLabel={node => `${node.profile?.name || node.address}`}
nodeAutoColorBy="distance"
linkAutoColorBy="distance"
linkDirectionalParticles={0}
nodeVisibility="visible"
numDimensions={3}
linkDirectionalArrowLength={0}
nodeOpacity={0.9}
/>
<div className="absolute bottom-6 right-6">
<button className="text-lg" onClick={() => toggleConnections()}>
Showing: {graphConfig.direction === Direction.OUTBOUND ? "Outbound" : "All"} connections
</button>
</div>
<div className="absolute bottom-6 left-6">
<span className="text-lg">Render limit: {graphConfig.renderLimit} nodes</span>
</div>
</div>
)}
</div>
);
};
export default NetworkGraph;