You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
30 lines
704 B
30 lines
704 B
import { DataFrame, FieldType } from '@grafana/data';
|
|
|
|
import {
|
|
histogramFrameBucketMinFieldName,
|
|
histogramFrameBucketMaxFieldName,
|
|
} from '@grafana/data/src/transformations/transformers/histogram';
|
|
|
|
export function originalDataHasHistogram(frames?: DataFrame[]): boolean {
|
|
if (frames?.length !== 1) {
|
|
return false;
|
|
}
|
|
const frame = frames[0];
|
|
if (frame.fields.length < 3) {
|
|
return false;
|
|
}
|
|
|
|
if (
|
|
frame.fields[0].name !== histogramFrameBucketMinFieldName ||
|
|
frame.fields[1].name !== histogramFrameBucketMaxFieldName
|
|
) {
|
|
return false;
|
|
}
|
|
for (const field of frame.fields) {
|
|
if (field.type !== FieldType.number) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|