import { TypedVariableModel } from '@grafana/data';
import { sceneGraph, SceneObject } from '@grafana/scenes';

import { sceneVariablesSetToVariables } from '../serialization/sceneVariablesSetToVariables';

export function getVariablesCompatibility(sceneObject: SceneObject): TypedVariableModel[] {
  const set = sceneGraph.getVariables(sceneObject);
  const keepQueryOptions = true;

  // `sceneVariablesSetToVariables` is also used when transforming the scene to a save model.
  // In those cases, query options will be stripped out.
  // However, when `getVariablesCompatibility` is called from `templateSrv`, it is used to get all variables in the scene.
  // Therefore, options should be kept.
  const legacyModels = sceneVariablesSetToVariables(set, keepQueryOptions);

  // Sadly templateSrv.getVariables returns TypedVariableModel but sceneVariablesSetToVariables return persisted schema model
  // They look close to identical (differ in what is optional in some places).
  // The way templateSrv.getVariables is used it should not matter. it is mostly used to get names of all variables (for query editors).
  // So type and name are important. Maybe some external data sources also check current value so that is also important.
  // @ts-expect-error
  return legacyModels;
}