import { BasicUpdater, Updater } from "../../../fun/domains/updater/state";
import { AsyncState } from "../../state";

export type Synchronized<value, syncResult> = value & {
  sync: AsyncState<syncResult>;
};
export const Synchronized = {
  Default: <value, syncResult>(
    initialValue: value,
    sync?: AsyncState<syncResult>,
  ): Synchronized<value, syncResult> => ({
    ...initialValue,
    sync: sync ?? AsyncState.Default.unloaded(),
  }),
  Updaters: {
    sync: <value, syncResult>(
      _: BasicUpdater<AsyncState<syncResult>>,
    ): Updater<Synchronized<value, syncResult>> =>
      Updater<Synchronized<value, syncResult>>((current) => ({
        ...current,
        sync: _(current.sync),
      })),
    value: <value, syncResult>(
      _: BasicUpdater<value>,
    ): Updater<Synchronized<value, syncResult>> =>
      Updater<Synchronized<value, syncResult>>((current) => ({
        ...current,
        ..._(current),
      })),
  },
};