public static void CalculateFinalPrice(ProductModel product, StateOfAmericaModel state, int numberOfProducts)
{
var tax = GetTax(product, state, numberOfProducts);
product.FinalPrice = (Math.Round(product.PreferredPrice - (product.PreferredPrice * (tax / 100)), 2)) *
numberOfProducts;
}
public void Setup()
{
_stateRepository = Substitute.For <IStateDatabaseAccess>();
_productRepository = Substitute.For <IProductDatabaseAccess>();
_categoryRepository = Substitute.For <ICategoryDatabaseAccess>();
_expectedCategory = new CategoryModel
{
Id = CategoryId,
Name = CategoryName
};
_expectedProduct = Product().OfCategory(_expectedCategory).WithCategoryId(CategoryId)
.OfName(ProductName).WithId(ProductId).WithPurchasePrice(PurchasePrice).Build();
_expectedTax = Tax().OfTaxRate(TaxRate).OfMinValue(MinMoney).OfMaxValue(MaxMoney)
.OfCategoryId(CategoryId).OfStateId(StateId).OfId(TaxId).Build();
_expectedState = State().OfName(StateName).OfId(StateId)
.OfBaseSalesTax(TaxRate).AppendTax(_expectedTax).Build();
_preparedStates = new List <StateOfAmericaModel> {
_expectedState
};
_preparedCategories = new List <CategoryModel> {
_expectedCategory
};
_preparedProducts = new List <ProductModel> {
_expectedProduct
};
}
public int InsertState(StateOfAmericaModel state)
{
_provider.ConnectToDb();
if (!_provider.Connected)
{
throw new AccessToNotConnectedDatabaseException();
}
var db = _provider.DatabaseContext;
using (var transaction = db.GetTransaction())
{
if (db.FirstOrDefault <StateOfAmericaModel>("WHERE Name = @0", state.Name) != null)
{
throw new ItemAlreadyExistsException();
}
db.Insert(state);
transaction.Complete();
}
_provider.DisconnectFromDb();
return(state.Id);
}
public void Setup()
{
_state = State().AddTax().OfCategoryId((int)ProductCategoryEnum.Clothing).ConfirmTax().Build();
_product = Product().WithCategoryId((int)ProductCategoryEnum.Clothing).Build();
_invalidProduct = Product().WithCategoryId(InvalidId).Build();
}
public int InsertState(string name, double?baseSalesTax = null)
{
var state = new StateOfAmericaModel
{
BaseSalesTax = baseSalesTax ?? 0,
Name = name
};
return(InsertState(state));
}
public void UpdateState(int stateId, string name = "", double?baseSalesTax = null)
{
var state = new StateOfAmericaModel
{
BaseSalesTax = baseSalesTax ?? 0,
Name = name
};
UpdateState(state);
}
public StateOfAmericaModel MapStateAndTax(StateOfAmericaModel nextState, TaxModel tax)
{
if (nextState == null)
{
return(_currentState);
}
if (_currentState != null && _currentState.Id == nextState.Id)
{
_currentState.TaxRates.Add(tax);
return(null);
}
var previousState = _currentState;
_currentState = nextState;
_currentState.TaxRates = new List <TaxModel> {
tax
};
return(previousState);
}
public void UpdateState(StateOfAmericaModel state)
{
_provider.ConnectToDb();
if (!_provider.Connected)
{
throw new AccessToNotConnectedDatabaseException();
}
var db = _provider.DatabaseContext;
using (var transaction = db.GetTransaction())
{
if (db.FirstOrDefault <StateOfAmericaModel>("WHERE Id = @0", state.Id) == null)
{
throw new ItemNotFoundException();
}
db.Update(state);
transaction.Complete();
}
_provider.DisconnectFromDb();
}
public static double GetTax(ProductModel product, StateOfAmericaModel state, int count)
{
return(state.TaxRates.Where(tax => tax.CategoryId == product.CategoryId)
.FirstOrDefault(model => model.IsMoneyInRange(product.PreferredPrice * count))?.TaxRate ??
throw new ArgumentOutOfRangeException());
}
public ICollection <TaxModel> GetTaxesByState(StateOfAmericaModel state) => GetTaxesByCategory(state.Id);
