public async Task <Book> Add(string title, string author, string genre)
{
try
{
await Login();
using (var client = new BookHttpClient(_authorizationKey))
{
var book = new Book
{
ISBN = string.Empty,
Title = title,
Authors = new List <string>()
{
author, author, author
},
Genre = genre,
PublishDate = DateTime.Now
};
return(await client.AddBookAsync(book));
}
}
catch (Exception ex)
{
throw ex;
}
}
public async Task Delete(string isbn)
{
try
{
await Login();
using (var client = new BookHttpClient(_authorizationKey))
{
await client.DeleteBookAsync(isbn);
}
}
catch (Exception ex)
{
throw ex;
}
}
public async Task Update(Book book)
{
try
{
await Login();
using (var client = new BookHttpClient(_authorizationKey))
{
await client.UpdateBookAsync(book);
}
}
catch (Exception ex)
{
throw ex;
}
}
public async Task <IEnumerable <Book> > GetAll()
{
try
{
await Login();
using (var client = new BookHttpClient(_authorizationKey))
{
return(await client.GetBooksAsync());
}
}
catch (Exception ex)
{
throw ex;
}
}
public async Task Login()
{
try
{
if (!string.IsNullOrWhiteSpace(_authorizationKey))
{
return;
}
using (var client = new BookHttpClient(_authorizationKey))
{
_authorizationKey = await client.LoginAsync();
}
}
catch (Exception ex)
{
throw ex;
}
}