/// <summary>
/// Gives money in credit or returns deposit, if possible.
/// Gives whole sum or gives nothing.
/// Checks inside. Return false if didn't give credit.
/// </summary>
public bool GiveCredit(Agent taker, MoneyView desiredCredit) // todo check
{
if (taker.deposits.isNotZero()) // has deposit (meaning, has no loans)
{
if (desiredCredit.isBiggerThan(taker.deposits)) // loan is bigger than this deposit
{
MoneyView returnedDeposit = ReturnDeposit(taker, taker.deposits);
if (returnedDeposit.isSmallerThan(taker.deposits))
{
return(false);// if can't return deposit than can't give credit for sure
}
//returnedMoney = new ReadOnlyValue(0f);
MoneyView restOfTheSum = desiredCredit.Copy().Subtract(returnedDeposit);
if (CanGiveCredit(taker, restOfTheSum))
{
taker.loans.Set(restOfTheSum);//important
givenCredits.Add(restOfTheSum);
PayWithoutRecord(taker, restOfTheSum, Register.Account.BankOperation);
return(true);
}
else
{
return(false);
}
}
else // no need for credit, just return deposit
{
// if can't return deposit than can't give credit for sure
if (CanReturnDeposit(taker, desiredCredit))
{
ReturnDeposit(taker, desiredCredit);
return(true);
}
else
{
return(false);
}
}
}
else
{
if (CanGiveCredit(taker, desiredCredit))
{
taker.loans.Add(desiredCredit);
givenCredits.Add(desiredCredit);
PayWithoutRecord(taker, desiredCredit, Register.Account.BankOperation);
return(true);
}
else
{
return(false);
}
}
}
