Buecherwurm/Catalogue.cs

87 lines
2.5 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.Json;
namespace Bücherwurm
{
class Catalogue
{
private List<IProduct> Products {get; set;}
private int NextId {get; set;}
public Catalogue()
{
Products = new List<IProduct>();
NextId = 1;
}
public void ImportBooks(string JsonString)
{
var IntermediateBooks = JsonSerializer.Deserialize<List<Book>>(JsonString);
foreach (var Ibook in IntermediateBooks)
{
Ibook.OverwriteNullId(NextId);
NextId += 1;
}
Products.AddRange(new List<IProduct>(IntermediateBooks));
var eBooks = new List<EBook>();
foreach (var book in IntermediateBooks)
{
var ebook = new EBook(book);
ebook.OverwriteNullId(NextId);
eBooks.Add(ebook);
NextId += 1;
}
Products.AddRange(new List<IProduct>(eBooks));
}
public void ImportMagazines(string JsonString)
{
var IntermediateMagazines = JsonSerializer.Deserialize<List<Magazine>>(JsonString);
foreach (var Ibook in IntermediateMagazines)
{
Ibook.OverwriteNullId(NextId);
NextId += 1;
}
Products.AddRange(new List<IProduct>(IntermediateMagazines));
var ePapers = new List<EPaper>();
foreach (var mag in IntermediateMagazines)
{
var epaper = new EPaper(mag);
epaper.OverwriteNullId(NextId);
NextId += 1;
}
Products.AddRange(new List<IProduct>(ePapers));
}
public void AddBook(string Title, string Author,
string Country, string ILink, string Link,
string Language, int Pages, int Year)
{
Products.Add(new Book(NextId, Title, Author, Country, ILink, Link, Language, Pages, Year));
NextId = NextId++;
}
public void Add(IProduct product)
{
Products.Add(product);
}
public void Remove(int bookID)
{
Products.RemoveAll(book => book.ProductId == bookID);
}
public List<IProduct> GetProducts()
{
return Products;
}
public IProduct LookupProduct(int prodId)
{
return Products.Find(book => book.ProductId == prodId);
}
}
}