public async Task <IEnumerable <MenuItemDto> > GetAllMenuItemsWithFilters(FilterDto filters)
{
ISpecification <MenuItem> specification;
var mealType = filters.MealType;
var allergens = filters.Allergens;
if (!(mealType == MealType.Unknown) && allergens != null && allergens.Any())
{
var mealTypeSpec = new MenuItemForMealTypeSpecification(mealType);
var excludeAllergensSpec = new MenuItemForAllergensSpecification(allergens).Not();
specification = mealTypeSpec.And(excludeAllergensSpec);
}
else if (allergens != null && allergens.Any())
{
specification = new MenuItemForAllergensSpecification(allergens).Not();
}
else
{
specification = new MenuItemForMealTypeSpecification(mealType);
}
var menuItems = await _menuItemRepository.All(specification);
var menuItemDtos = _mapper.Map <IEnumerable <MenuItemDto> >(menuItems);
return(menuItemDtos);
}
public void IsSatisfiedBy_AppendsToBuilderAndAddsParameters()
{
var spec = new MenuItemForAllergensSpecification(Allergens);
var builder = new StringBuilder();
var parameters = new Dictionary <string, object>();
spec.IsSatisfiedBy(builder, parameters);
builder.ToString().Should().Be("[Id] IN (SELECT MenuItemId FROM Allergens WHERE AllergenType IN @allergens)");
parameters["allergens"].Should().BeEquivalentTo(Allergens.Select(x => x.ToString()));
}
public void IsSatisfiedBy_ReturnsFalse()
{
var spec = new MenuItemForAllergensSpecification(Allergens);
var menuItem = new MenuItem
{
Allergens = new List <Allergen>
{
new Allergen
{
AllergenType = AllergenType.Crustaceans,
},
},
};
var result = spec.IsSatisfiedBy(menuItem);
result.Should().BeFalse();
}
public void IsSatisfiedBy_ReturnsTrue()
{
var spec = new MenuItemForAllergensSpecification(Allergens);
var menuItem = new MenuItem
{
Allergens = new List <Allergen>
{
new Allergen
{
AllergenType = AllergenType.Soya,
},
new Allergen
{
AllergenType = AllergenType.Celery,
},
},
};
var result = spec.IsSatisfiedBy(menuItem);
result.Should().BeTrue();
}
