/// <summary>
/// Retrieves eligibility parameters, transforms them into eligibilities, groups into rule sets and builds a Composite structure.
/// </summary>
/// <param name="productId">Build an eligibility structure belonging to the specified product.</param>
/// <returns>Product's Composite eligibility structure.</returns>
public IEligibility Create(int productId)
{
IQueryable <ProductEligibilityParam> eligibilityParameters = _prodEligRepository.GetProductEligibilityParams(productId);
IList <IEligibility> eligibilities = _eligibilityMapper.MapParamsToEligibility(eligibilityParameters.ToList <ProductEligibilityParam>());
IList <IEligibility> rawRuleSetEligibilities = new List <IEligibility>();
IEligibility compositeEligibilities = null;
IEligibility ruleSetEligibility = null;
int ruleSetCount = eligibilities.Any() ? eligibilities.Max(e => e.RuleSet) : 0; // .Max() throws if collection is empty.
for (int i = 1; i <= ruleSetCount; i++)
{
// Rule set 1 is handled differently from the subsequent rule sets.
if (i == 1)
{
ruleSetEligibility = CreateRuleSet <RuleSet1Eligibility>(eligibilities.Where(e => e.RuleSet == i));
rawRuleSetEligibilities.Add(ruleSetEligibility);
}
else
{
ruleSetEligibility = CreateRuleSet <RuleSetOtherEligibility>(eligibilities.Where(e => e.RuleSet == i));
rawRuleSetEligibilities.Add(ruleSetEligibility);
}
ruleSetEligibility.RuleSet = i;
}
// Process the list of IEligibles into a Composite structure, based on rulesets.
compositeEligibilities = CreateComposite(rawRuleSetEligibilities);
return(compositeEligibilities);
}
// GET: Eligibility
public ActionResult RawProducts()
{
ProductViewModel productVM = new ProductViewModel();
productVM.ProductData = productDataRepository.ProductDatas.Where(p => p.Id == 1).FirstOrDefault();
productVM.ProductEligibilityParams = productEligibilityParamRepository.GetProductEligibilityParams(1);
return(View(productVM));
}
