import { FIND, MATCH } from '../../findBlock';
import type { NodeDef } from '../../NodeRegistry';
import { asList } from '../../values';
import { any, exec, list, num } from '../shared';

export const Find: NodeDef = {
  type: FIND,
  label: 'Find',
  category: 'flow',
  description:
    'Opens a search block, closed by a Match. "item" and "index" go through one element after the ' +
    'other; whatever is built from them into the Match\'s "match" is the test. The first element it ' +
    'is true for continues at "found" of the Match, none at "not found".',
  inputs: [exec(), list('list')],
  outputs: [any('item'), num('index')],
  params: [],
  opens: { type: MATCH, dx: 480 },
  run: (_ctx, inputs) => ({ outputs: { item: null, index: -1 }, find: asList(inputs.list) }),
};