// execute covenant rules one by one
// *** this allows for future extensibility. ***
public bool CheckCovenants(FormattedCovenants covenants, Loan loan)
{
var ruleStatus = true;
foreach (var rule in covenantRules)
{
// if any of the rule is not fulfilled, loan can not be assigned to current facility
var currentRuleResult = rule.CheckRule(covenants, loan);
if (currentRuleResult == false)
{
ruleStatus = false;
break;
}
}
return(ruleStatus);
}
public List <FormattedCovenants> FormatCovenants(List <Facility> facilities, List <Covenant> covenants)
{
List <FormattedCovenants> formattedCovenants = new List <FormattedCovenants>();
foreach (var facility in facilities)
{
var formattedCovant = new FormattedCovenants();
var rules = covenants.Where(c => c.FacilityId == facility.Id);
formattedCovant.BannedStates = new List <string>();
foreach (var rule in rules)
{
formattedCovant.BankId = facility.BankId;
formattedCovant.FacilityId = facility.Id;
if (rule.MaxDefaultLikelihood != null)
{
formattedCovant.MaxDefaultLikelihood = rule.MaxDefaultLikelihood;
}
formattedCovant.BannedStates.Add(rule.BannedState);
}
formattedCovenants.Add(formattedCovant);
}
return(formattedCovenants);
}
// make sure the loan's default likelihood is less than facility's
public bool CheckRule(FormattedCovenants covenants, Loan loan)
{
return(loan.DefaultLikelyhood <= covenants.MaxDefaultLikelihood);
}
// make sure the loan state is not in banned state
public bool CheckRule(FormattedCovenants covenants, Loan loan)
{
return(!(covenants.BannedStates.Contains(loan.State)));
}