content: const String APP_NAME = "CineReel";
  const String OMDB_API_BASE_URL = "https://www.omdbapi.com";
  const String TMDB_API_BASE_URL = "https://api.themoviedb.org/3";
  const String IMDB_MOVIE_PAGE_BASE_URL = "https://www.imdb.com/title";
  const String IMDB_PERSON_PAGE_BASE_URL = "https://www.imdb.com/name";
  const String TMDB_MOVIE_PAGE_BASE_URL = "https://www.themoviedb.org/movie";
  const String ROTTEN_TOMATOES_MOVIE_PAGE_BASE_URL = "https://www.rottentomatoes.com/m";
  const String METACRITIC_MOVIE_PAGE_BASE_URL = "http://www.metacritic.com/movie";
  const String TMDB_BASE_IMAGE_URL = "http://image.tmdb.org/t/p/";
  enum IMAGE_TYPE { POSTER, BACKDROP, PROFILE }
  
  const SIZE_SMALL = "small";
  const SIZE_MEDIUM = "medium";
  const SIZE_LARGE = "large";
  
  const POSTER_SIZE = SIZE_LARGE;
  const PROFILE_SIZE = SIZE_LARGE;
  
  var PROFILE_SIZES = {
    "$SIZE_SMALL": "w45",
    "$SIZE_MEDIUM": "w185",
    "$SIZE_LARGE": "h632",
    "original": "original"
  };
  
  var BACKDROP_SIZES = {
    "$SIZE_SMALL": "w300",
    "$SIZE_MEDIUM": "w780",
    "$SIZE_LARGE": "w1280",
    "original": "original"
  };
  
  var POSTER_SIZES = {
    "smallest": "w92",
    "$SIZE_SMALL": "w154",
    "$SIZE_MEDIUM": "w185",
    "$SIZE_LARGE": "w342",
    "larger": "w500",
    "largest": "w780",
    "original": "original"
  };
  