/// <summary>
/// Requests a loan to a foreign country.
/// </summary>
/// <param name="country">The country to whom the request is performed.</param>
private void AskForLoan(LenderCountry country)
{
userInterface.DisplayLoanApplicationScreen();
LoanApplicationResult loanApplicationResult = engine.AskForLoan(country);
userInterface.DisplayLoanApplicationResultScreen(loanApplicationResult);
}
/// <summary>
/// Asks for foreign aid in the form of a loan to either America or Russia.
/// </summary>
/// <param name="country">The country to which the loan request will be made.</param>
/// <returns>The loan application result that includes if the loan has been approved or refused.</returns>
public LoanApplicationResult AskForLoan(LenderCountry country)
{
LoanApplicationResult loanApplicationResult = new LoanApplicationResult
{
Country = country
};
if (IsTooEarlyForLoan())
{
loanApplicationResult.IsAccepted = false;
loanApplicationResult.RefusalType = LoanApplicationRefusalType.TooEarly;
return(loanApplicationResult);
}
if (HasLoanBeenGrantedPreviously(country))
{
loanApplicationResult.IsAccepted = false;
loanApplicationResult.RefusalType = LoanApplicationRefusalType.AlreadyUsed;
return(loanApplicationResult);
}
GroupType groupType = groupService.GetGroupTypeByCountry(country);
Group group = groupService.GetGroupByType(groupType);
loanApplicationResult.GroupName = group.Name;
if (group.Popularity <= governmentService.GetMonthlyMinimalPopularityAndStrength())
{
loanApplicationResult.IsAccepted = false;
loanApplicationResult.RefusalType = LoanApplicationRefusalType.NotPopularEnough;
}
else
{
loanApplicationResult.IsAccepted = true;
loanApplicationResult.RefusalType = LoanApplicationRefusalType.None;
loanApplicationResult.Amount = CalculateLoanAmount(group);
accountService.ChangeTreasuryBalance(loanApplicationResult.Amount);
}
return(loanApplicationResult);
}
public GroupType GetGroupTypeByCountry(LenderCountry country)
{
GroupType groupType;
switch (country)
{
case LenderCountry.America:
groupType = GroupType.Americans;
break;
case LenderCountry.Russia:
groupType = GroupType.Russians;
break;
default:
throw new InvalidEnumArgumentException(nameof(country), (int)country, country.GetType());
}
return(groupType);
}
/// <summary>
/// Determines if a loan has already been requested and granted by the specified country.
/// </summary>
/// <param name="country">The country to which the loan request will be made.</param>
/// <returns><c>true</c> if the loan has been granted before; otherwise, <c>false</c>.</returns>
private bool HasLoanBeenGrantedPreviously(LenderCountry country)
{
// TODO: Check if loans have been used
return(false);
}
/// <summary>
/// Asks for foreign aid in the form of a loan to either America or Russia.
/// </summary>
/// <param name="country">The country to which the loan request will be made.</param>
/// <returns>The loan application result that includes if the loan has been approved or refused.</returns>
public LoanApplicationResult AskForLoan(LenderCountry country)
{
return(loanService.AskForLoan(country));
}
