public async Task <BookValuation> GetBooksAsync(string title)
{
var composer = new HttpBookRequestComposer(title);
if (!composer.IsCorrectRequest)
{
await HttpRequestComposer.DisplayAlertAsync();
return(null);
}
try
{
var response = await _httpClient.GetAsync(composer.UrlRequest);
if (!response.IsSuccessStatusCode)
{
return(HandleNotSuccessfulResponse());
}
var content = await response.Content.ReadAsStringAsync();
_bookValuation = JsonSerializer.Deserialize <BookValuation>(content);
UnitOfWork.Books.SaveItems(_bookValuation?.Books);
return(_bookValuation);
}
catch (Exception e)
{
return(HandleNotSuccessfulResponse());
}
}
public async Task <ICollection <Hit> > GetImagesAsync()
{
var composer = new HttpImageRequestComposer();
if (!composer.IsCorrectRequest)
{
await HttpRequestComposer.DisplayAlertAsync();
return(null);
}
var response = await _httpClient.GetAsync(composer.UrlRequest);
if (!response.IsSuccessStatusCode)
{
var list = UnitOfWork.Hits.GetItems();
if (list is not null)
{
return(list);
}
HttpResponseHelper.DisplayNotSuccessfulStatusCodeAlert(response);
return(null);
}
var content = await response.Content.ReadAsStringAsync();
var hits = JsonSerializer.Deserialize <GalleryResponse>(content)?.Hits;
UnitOfWork.Hits.SaveItems(hits);
return(hits);
}