Na}{

File Content: `randomizer.ts`

import { DataFrameJSON, Labels, FieldType } from '@grafana/data';

export function newLetterRandomizer(): (v: string) => string {
  const upper = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
  const lower = 'abcdefghijklmnopqrstuvwxyz';
  const charactersLength = upper.length;

  const history = new Map<string, string>();
  return (v: string) => {
    const old = history.get(v);
    if (old != null) {
      return old;
    }
    const r = [...v]
      .map((c) => {
        if (c.toLowerCase() && c !== c.toUpperCase()) {
          return lower.charAt(Math.floor(Math.random() * charactersLength));
        }
        if (c.toUpperCase() && c !== c.toUpperCase()) {
          return upper.charAt(Math.floor(Math.random() * charactersLength));
        }
        return c;
      })
      .join('');
    history.set(v, r);
    return r;
  };
}

export interface Randomize {
  names?: boolean;
  labels?: boolean;
  values?: boolean;
}

export function randomizeData(data: DataFrameJSON[], opts: Randomize): DataFrameJSON[] {
  if (!(opts.labels || opts.names || opts.values)) {
    return data;
  }

  const keepNames = new Set(['time', 'value', 'exemplar', 'traceid', 'id', 'uid', 'uuid', '__name__', 'le', 'name']);
  const rand = newLetterRandomizer();
  return data.map((s) => {
    let { schema, data } = s;
    if (schema && data) {
      if (opts.labels) {
        for (const f of schema.fields) {
          if (f.labels) {
            const labels: Labels = {};
            for (const [key, value] of Object.entries(f.labels)) {
              labels[key] = rand(value);
            }
            f.labels = labels;
          }
        }
      }
      if (opts.names) {
        for (const f of schema.fields) {
          if (f.name?.length && !keepNames.has(f.name.toLowerCase())) {
            f.name = rand(f.name);
          }
        }
      }

      // Change values
      if (opts.values) {
        schema.fields.forEach((f, idx) => {
          if (f.type === FieldType.string && data) {
            const v = data.values[idx].map((v) => rand(String(v)));
            data.values[idx] = v;
          }
        });
      }
    }
    return { schema, data };
  });
}

Name	Size	Permission
HelpWizard.test.tsx	2489 bytes	0644
HelpWizard.tsx	6914 bytes	0644
SupportSnapshotService.test.ts	3500 bytes	0644
SupportSnapshotService.ts	3888 bytes	0644
randomizer.test.ts	556 bytes	0644
randomizer.ts	2163 bytes	0644
utils.ts	7357 bytes	0644

File Content: randomizer.ts

File Content: `randomizer.ts`