public LoanApplicationResult ProcessLoan(LoanApplication application)
{
// Check loan qualification rules
List <ILoanQualificationRule> failingRules = _loanApprovalRules.Where
(rule => rule.CheckLoanApprovalRule(application) == false).ToList();
if (failingRules.Count > 0)
{
LoanApplicationResult result = LoanApplicationResult.CreateDeniedResult(application, failingRules);
return(result);
}
// Determine interest rate
double interestRate;
double creditScore = application.CreditScore;
LoanRate rate = _loanRates.FirstOrDefault(r =>
creditScore >= r.LowerCreditScore &&
creditScore <= r.UpperCreditScore);
interestRate = rate.InterestRate;
if (application.ApplicantType.ToLower() == "premiere")
{
interestRate = rate.InterestRate - .01;
}
// Determine monthly payment
double monthlyPayment = CalculateLoanPayment(loanAmount: application.LoanAmount,
termYears: application.Term.Years, interestRate: interestRate);
return(LoanApplicationResult.CreateApprovedResult(application, interestRate, monthlyPayment));
}
public static async Task <LoanRate> GetRateByAge(Elegible value)
{
using (var client = new HttpClient())
{
client.BaseAddress = new Uri(ConfigurationManager.AppSettings["ApiLoanURL"]);
HttpResponseMessage response = client.PostAsJsonAsync <Elegible>("RateByAge", value).Result;
LoanRate loanRate = JsonConvert.DeserializeObject <LoanRate>(await response.Content.ReadAsStringAsync());
return(loanRate);
}
}
