import AsyncStorage from '@react-native-async-storage/async-storage';
import { Mapping, Theme } from './theme.service';

const MAPPING_KEY: string = 'mapping';
const THEME_KEY: string = 'theme';

export class AppStorage {

  static getMapping = (fallback?: Mapping): Promise<Mapping> => {
    return AsyncStorage.getItem(MAPPING_KEY).then((mapping: Mapping) => {
      return mapping || fallback;
    });
  };

  static getTheme = (fallback?: Theme): Promise<Theme> => {
    return AsyncStorage.getItem(THEME_KEY).then((theme: Theme) => {
      return theme || fallback;
    });
  };

  static setMapping = (mapping: Mapping): Promise<void> => {
    return AsyncStorage.setItem(MAPPING_KEY, mapping);
  };

  static setTheme = (theme: Theme): Promise<void> => {
    return AsyncStorage.setItem(THEME_KEY, theme);
  };
}