import Store from 'electron-store';
import { DateTime } from 'luxon';
import { IItemPrice } from '../model';
import { IItem } from '../model/item';
const store = new Store();

const storeUsername = (username: string) => {
  store.set('user', username);
};

const storeSessionID = (sessionID: string) => {
  store.set('sessionID', sessionID);
};

const getSessionID = (): string | undefined => {
  return store.get('sessionID') || undefined;
};

const getUsername = (): string | undefined => {
  return store.get('user') || undefined;
};

const getItemCache = (id: string): IItem | undefined => {
  const storedVal = store.get(id);
  if (!storedVal) {
    return undefined;
  }
  const val = JSON.parse(storedVal);
  if (DateTime.fromISO(val.timestamp) < DateTime.local().plus({ minutes: 10 })) {
    return val.item;
  }
  store.delete(id);
  return undefined;
};

const storeItemCache = (id: string, item: IItemPrice) => {
  const timestamp = DateTime.local();
  const val = JSON.stringify({ timestamp, item });
  store.set(id, val);
};

export const StorageService = {
  getItemCache,
  getUsername,
  getSessionID,
  storeItemCache,
  storeUsername,
  storeSessionID,
};