public async Task <double> TrolleyCalculator(TrolleyItems items)
{
Uri endpointUri = new Uri(_readConfig.ReadBaseUrl() + _readConfig.ReadTrollyCaclulator());
endpointUri = endpointUri.AddQuery("Token", _readConfig.UserId());
var requestMessage = new HttpRequestMessage(HttpMethod.Post, endpointUri)
{
Content = new StringContent(_serializer.Serialise(items), Encoding.UTF8, "application/json")
};
_logger.Information("Sending request to {uri}", endpointUri);
var response = await _client.SendAsync(requestMessage);
if (response.StatusCode != HttpStatusCode.OK)
{
_logger.Error("Error while sending request to {uri}", endpointUri);
throw new HttpResponseException(response);
}
var contents = await response.Content.ReadAsStringAsync();
double total;
double.TryParse(contents, out total);
return(total);
}
public async Task <decimal> GetTrolleyTotalX(TrolleyItems trolleyItems)
{
try
{
var totalPrice = await _wooliesXClient.PostAsync <decimal>("trolleyCalculator", trolleyItems);
return(totalPrice);
}
catch (Exception ex)
{
throw ex;
}
}
public decimal GetTrolleyTotal(TrolleyItems trolleyItems)
{
if (trolleyItems.Products == null || trolleyItems.Products.Count == 0)
{
throw new Exception("No products are specified.");
}
if (trolleyItems.Quantities == null || trolleyItems.Quantities.Count == 0)
{
throw new Exception("No quantites are specified.");
}
decimal totalPrice = 0;
foreach (var quantityItem in trolleyItems.Quantities)
{
decimal trolleyProductPrice = 0;
var product = trolleyItems.Products.FirstOrDefault(p => p.Name == quantityItem.Name);
if (product == null)
{
throw new Exception("Failed to find matching product.");
}
var quantityToCalculate = quantityItem.Quantity;
var specialItem = trolleyItems.Specials.FirstOrDefault(y => y.Quantities.Any(z => z.Name == quantityItem.Name));
if (specialItem != null)
{
var specialQunatityItem = specialItem.Quantities.First(x => x.Name == quantityItem.Name);
var actualPriceForSpecialQuanity = product.Price * specialQunatityItem.Quantity;
if (specialItem.Total < actualPriceForSpecialQuanity)
{
while (quantityToCalculate > specialQunatityItem.Quantity)
{
quantityToCalculate -= specialQunatityItem.Quantity;
trolleyProductPrice += specialItem.Total;
}
}
}
trolleyProductPrice += quantityToCalculate * product.Price;
totalPrice += trolleyProductPrice;
}
return(totalPrice);
}
public async Task <IActionResult> GetTrolleyTotal([FromBody, Required] TrolleyItems trolleyItems)
{
try
{
var totalPrice = await _trolleyService.GetTrolleyTotalX(trolleyItems);
return(Ok(totalPrice));
}
catch (Exception ex)
{
var errorMessage = "Failed to calculate total price for trolley items.";
_logger.LogError(ex, errorMessage);
return(BadRequest(errorMessage));
}
}
public async Task <IHttpActionResult> PostToTrolleyCalculator(TrolleyItems items)
{
//if (items == null)
//{
// items.products = new List<TrollyProduct>()
// {
// new TrollyProduct()
// {
// name = "A",
// price = 2
// }
// };
// items.quantities = new List<ProductQuantity>()
// {
// new ProductQuantity()
// {
// name = "A",
// quantity = 2
// }
// };
// items.specials = new List<Special>()
// {
// new Special()
// {
// total =0,
// quantities = new List<ProductQuantity>()
// {
// new ProductQuantity()
// {
// name = "A",
// quantity = 2
// }
// }
// }
// };
//}
return(Ok(await _trolleyCalculator.CalculateTrolleyTotal(items)));
}
public Task <double> CalculateTrolleyTotal(TrolleyItems items)
{
return(_trolleyCalculatorRepository.TrolleyCalculator(items));
}