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File Content: `common.ts`

import { isEqual, uniqBy } from 'lodash';

import { GrafanaAlertStateWithReason } from 'app/types/unified-alerting-dto';

export interface Line {
  previous: GrafanaAlertStateWithReason;
  current: GrafanaAlertStateWithReason;
  values?: Record<string, number>;
  labels?: Record<string, string>;
}

export interface LogRecord {
  timestamp: number;
  line: Line;
}

export type Label = [string, string];

// omit "common" labels from "labels"
export function omitLabels(labels: Label[], common: Label[]): Label[] {
  return labels.filter((label) => {
    return !common.find((commonLabel) => JSON.stringify(commonLabel) === JSON.stringify(label));
  });
}

// find all common labels by looking at which ones occur in every record, then create a unique array of items for those
export function extractCommonLabels(labels: Label[][]): Label[] {
  const flatLabels = labels.flatMap((label) => label);

  const commonLabels = uniqBy(
    flatLabels.filter((label) => {
      const count = flatLabels.filter((l) => isEqual(label, l)).length;
      return count === Object.keys(labels).length;
    }),
    (label) => JSON.stringify(label)
  );

  return commonLabels;
}

Name	Size	Permission
__snapshots__	---	0755
LogRecordViewer.test.tsx	1449 bytes	0644
LogRecordViewer.tsx	5983 bytes	0644
LogTimelineViewer.tsx	3471 bytes	0644
LokiStateHistory.test.tsx	3402 bytes	0644
LokiStateHistory.tsx	9033 bytes	0644
StateHistory.test.tsx	2386 bytes	0644
StateHistory.tsx	6740 bytes	0644
common.test.ts	1122 bytes	0644
common.ts	1165 bytes	0644
useRuleHistoryRecords.test.tsx	3296 bytes	0644
useRuleHistoryRecords.tsx	5166 bytes	0644

File Content: common.ts

File Content: `common.ts`