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interface ExtProps {
  itemId: string
}

connect<ExtProps>()
  .with(({state, props, signal}) => ({
    // All gives suggestions and errors if wrong usage
    foo: state(s => s.foo),
    // Dynamic
    item: state(s => s.items[0], props(p => p.itemId)),
    // Signal
    clicked: signal(s => s.clicked)
  })
  .to(function Comp (props) {
    props.foo // Understands what props are actually here
  })

chainWithNoInput(x => x
  .seq(addItem)
  .parallel(p => p
    .seq(async ({ props, http }) => {
      let results = await http.get<any>("https://api.flickr.com/services/rest/?&method=flickr.people.getPublicPhotos&format=json&api_key=6f93d9bd5fef5831ec592f0b527fdeff&user_id=9395899@N08");
      return { flickies: results.result }
    })
    .seq(async ({ props, http }) => {
      let results = await http.get<Countries[]>("https://restcountries.eu/rest/v2/regionalbloc/eu");
      return { countries: results.result[0].flag }
    })
  )
  .seq(({ props, helper }) => { console.log("ehh?", props, helper); })
  .seqPath(pathTest)
  .withPaths({
    success: y => y.seq(({ props }) => { console.log("success", props.newTitleResult) }),
    error: y => y.seq(({ props }) => { console.log("error", props.newTitleResult) })
  })
);

function addItem({ props, helper, http }: MyContext<{}>): Output {
  helper.state(x => x.items).unshift(helper.state(x => x.newItemTitle).get());

  return {
    newTitle: helper.state(x => x.newItemTitle).get()
  }
}