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import { useMemo } from 'react';
import { DataFrame } from '@grafana/data';
/**
* As we need 2 dataframes for the service map, one with nodes and one with edges we have to figure out which is which.
* Right now we do not have any metadata for it so we just check preferredVisualisationType and then column names.
* TODO: maybe we could use column labels to have a better way to do this
*/
export function useCategorizeFrames(series: DataFrame[]) {
return useMemo(() => {
return series.reduce(
(acc, frame) => {
const sourceField = frame.fields.filter((f) => f.name === 'source');
if (sourceField.length) {
acc.edges.push(frame);
} else {
acc.nodes.push(frame);
}
return acc;
},
{ edges: [], nodes: [] } as { nodes: DataFrame[]; edges: DataFrame[] }
);
}, [series]);
}