public async Task DeleteLocalFilms()
{
if (!await _storageService.FileExistsAsync(FilmCacheFile))
{
return;
}
await _storageService.DeleteFileAsync(FilmCacheFile);
_filmCache.ClearCache(FilmCacheFile);
}
private async Task <List <Cinema> > LoadCinemasFromFileOrApi()
{
if (!await _storageService.FileExistsAsync(CinemaCacheFile))
{
var cinemas = await _apiClient.GetCinemas();
var json = JsonConvert.SerializeObject(cinemas);
await _storageService.WriteAllTextAsync(CinemaCacheFile, json);
return(cinemas);
}
var fileContents = await _storageService.ReadAllTextAsync(CinemaCacheFile);
var cinemaList = JsonConvert.DeserializeObject <List <Cinema> >(fileContents);
return(cinemaList ?? new List <Cinema>());
}