public async Task <ShopperHistory> GetShopperHistoryAsync()
{
var url = $"{configuration.WooliesXBaseUrl}/api/resource/shopperHistory?token={configuration.Token}";
var request = new HttpRequestMessage(HttpMethod.Get, url);
var client = clientFactory.CreateClient();
try
{
var response = await client.SendAsync(request);
if (response.IsSuccessStatusCode)
{
var orders = await response.Content.ReadAsAsync <IEnumerable <Order> >();
var history = new ShopperHistory
{
Orders = orders
};
return(history);
}
else
{
throw new ProxyCallException(url, "Invalid response from server");
}
}
catch (Exception ex)
{
Console.WriteLine(ex); // TODO: Add logging
throw new ProxyCallException(url, "Service call failure", ex);
}
}
public void Can_Calculate_Product_Popularity()
{
var orders = CreateOrders();
var popularity = new ShopperHistory(orders).CalculatePopularity();
Assert.Equal(6, popularity["ProductA"].QuantitySold);
Assert.Equal(5, popularity["ProductB"].QuantitySold);
Assert.Equal(7, popularity["ProductC"].QuantitySold);
}
public void Can_Sort_Products_By_Popularity()
{
var history = new ShopperHistory(CreateOrders());
var products = CreateProducts();
var sortedProducts = history.SortProductsByPopularity(products).ToList();
Assert.Equal("ProductC", sortedProducts[0].Name);
Assert.Equal("ProductA", sortedProducts[1].Name);
Assert.Equal("ProductB", sortedProducts[2].Name);
}
public IEnumerable <ProductCustomerAssociation> CalculateProductAssociations(ShopperHistory history)
{
var associations = new Dictionary <string, ProductCustomerAssociation>();
foreach (var order in history.Orders)
{
foreach (var product in order.Products)
{
if (associations.ContainsKey(product.Name))
{
associations[product.Name].AddAssociation(product, order);
}
else
{
associations.Add(product.Name, new ProductCustomerAssociation(product, order));
}
}
}
return(associations.Values);
}
private void SetupEqualPopularityShoppingHistory()
{
var shopperHistory1 = new ShopperHistory()
{
CustomerId = 1, Products = new List <Product>()
{
new Product()
{
Name = "testC", Quantity = 1
}
}
};
var shopperHistory2 = new ShopperHistory()
{
CustomerId = 2, Products = new List <Product>()
{
new Product()
{
Name = "testB", Quantity = 1
}
}
};
var shopperHistory3 = new ShopperHistory()
{
CustomerId = 3, Products = new List <Product>()
{
new Product()
{
Name = "testA", Quantity = 1
}
}
};
var equalPopularityShoppingHistory = new List <ShopperHistory>()
{
shopperHistory1, shopperHistory2, shopperHistory3
};
_resourceApiMock.Setup(s => s.GetShopperHistory()).ReturnsAsync(equalPopularityShoppingHistory);
}
