Function densify

telemetry-dashboard/src/api.ts:126–128

Turns day-keyed rows into a dense series aligned to `labels`.

(labels: string[], byDay: Map<string, number>)

/** Turns day-keyed rows into a dense series aligned to `labels`. */
function densify(labels: string[], byDay: Map<string, number>): number[] {
  return labels.map((day) => byDay.get(day) ?? 0);
}

// ---------------------------------------------------------------------------
// Dimensions