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evolving the graph manipulation (#107)

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Michael Quigley 2022-12-21 15:52:09 -05:00
parent 0377214761
commit fb431ac870
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1 changed files with 18 additions and 4 deletions
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22
ui/src/console/visualizer/graph.js
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@ -1,3 +1,13 @@
const compareArrays = (a, b) => {
if(a.length !== b.length) return false;
return a.every((e, i) => e === b[i]);
}
const compareLinks = (a, b) => {
if(a.length !== b.length) return false;
return a.every((e, i) => e.source === b[i].source && e.target === b[i].target);
}
export const mergeGraph = (oldGraph, newOverview) => {
let newGraph = {
nodes: [],
@ -30,11 +40,15 @@ export const mergeGraph = (oldGraph, newOverview) => {
}
});
// we want to preserve nodes that exist in the new graph, and remove those that don't.
oldGraph.nodes = oldGraph.nodes.filter(oldNode => newGraph.nodes.find(newNode => newNode.id === oldNode.id));
let outputNodes = oldGraph.nodes.filter(oldNode => newGraph.nodes.find(newNode => newNode.id === oldNode.id));
let outputLinks = oldGraph.nodes.filter(oldLink => newGraph.links.find(newLink => newLink.target === oldLink.target && newLink.source === oldLink.source));
// and then do the opposite; add any nodes that are in newGraph that are missing from oldGraph.
oldGraph.nodes.push(...newGraph.nodes.filter(newNode => !oldGraph.nodes.find(oldNode => oldNode.id === newNode.id)));
outputNodes.push(...newGraph.nodes.filter(newNode => !outputNodes.find(oldNode => oldNode.id === newNode.id)));
outputLinks.push(...newGraph.links.filter(newLink => !outputLinks.find(oldLink => oldLink.target === newLink.target && oldLink.source === newLink.source)));
outputNodes = outputNodes.sort();
outputLinks = outputLinks.sort();
return {
nodes: oldGraph.nodes,
links: newGraph.links,
nodes: outputNodes,
links: outputLinks
};
};