async-selector-kit/type-generators/createAsyncAction.js

An opinionated API to simplify using async-selector

var ar = n => {
  const L = [];
  for (let i = 1; i <= n; i++) {
    L.push(i);
  }
  return L;
};

// prettier-ignore
function makeType (n, s, subscription = false) {
      return `export function createAsyncAction<
  State, PromiseReturn${n > 0 ? ', ' : ''}
  ${ar(n).map(i => `R${i}`).join(', ')}${s > 0 ? ', ' : ''}
  ${ar(s).map(i => `S${i}`).join(', ')}
>(
  params: {
    async: (store: Store<State>, status: ActionState<PromiseReturn>${s > 0 ? ', ' : ''}${ar(s).map(i => `s${i}: S${i}`).join(', ')}) => (${!subscription ? ar(n).map(i => `val${i}: R${i}`).join(', ') : 'action: ReduxAction'}${n > 0 ? ', ' : ''}) => Promise<PromiseReturn>
    id?: string;
    throttle?: (f: () => any) => (() => any);
    dispatchActions?: boolean;
    ${!subscription ? 'subscription?: undefined' : 'subscription: (action: ReduxAction, store) => boolean;'}
  },
  selectors${s > 0 ? '' : '?'}:[${ar(s).map(i => `(state: State) => S${i}`).join(', ')}] 
): [
  (${!subscription ? ar(n).map(i => `val${i}: R${i}`).join(', ') : 'action: ReduxAction'}) => ActionState<PromiseReturn>,
  () => boolean,
  () => any | undefined,
];
`
    }

var L = [];
for (let i = 0; i < 9; i++) {
  for (let j = 0; j < 9; j++) {
    L.push(makeType(i, j));
  }
}
for (let j = 0; j < 9; j++) {
  L.push(makeType(0, j, true));
}
console.log(L.join(""));