Function detectChanges

packages/core/script/generate-digitalocean.ts:554–584

(existing: ExistingModel | null, merged: MergedModel)

}

function detectChanges(existing: ExistingModel | null, merged: MergedModel): Change[] {
  if (!existing) return [];

  const changes: Change[] = [];
  const EPSILON = 0.001;

  const compare = (field: string, oldVal: unknown, newVal: unknown) => {
    if (oldVal === undefined && newVal === undefined) return;
    const isDiff = field.startsWith("cost.")
      ? Math.abs((oldVal as number ?? 0) - (newVal as number ?? 0)) > EPSILON
      : JSON.stringify(oldVal) !== JSON.stringify(newVal);
    if (isDiff) changes.push({ field, oldValue: formatValue(oldVal), newValue: formatValue(newVal) });
  };

  compare("name", existing.name, merged.name);
  compare("reasoning", existing.reasoning, merged.reasoning);
  compare("tool_call", existing.tool_call, merged.tool_call);
  compare("attachment", existing.attachment, merged.attachment);
  compare("status", existing.status, merged.status);
  compare("cost.input", existing.cost?.input, merged.cost?.input);
  compare("cost.output", existing.cost?.output, merged.cost?.output);
  const existingLongContextCost = getExistingLongContextCost(existing);
  compare("cost.context_over_200k.input", existingLongContextCost?.input, merged.cost?.context_over_200k?.input);
  compare("cost.context_over_200k.output", existingLongContextCost?.output, merged.cost?.context_over_200k?.output);
  compare("limit.context", existing.limit?.context, merged.limit.context);
  compare("limit.output", existing.limit?.output, merged.limit.output);
  compare("modalities.input", existing.modalities?.input, merged.modalities.input);
  compare("modalities.output", existing.modalities?.output, merged.modalities.output);

  return changes;
}

// ---------------------------------------------------------------------------
// Main