public static void ProjectFromFile()
{
var projection = Projection.FromJson();
if (projection == null)
{
ProjectFromCli();
return;
}
Console.Write("Your last projection was: $");
Console.WriteLine(projection.ProjectedAccountValue);
Console.WriteLine();
try
{
Console.Write("Please enter the date you would like to project to in the format MM/DD/YYYY: ");
var projectionDate = Console.ReadLine();
if (!string.IsNullOrEmpty(projectionDate))
{
projection = projection with {
Date = DateTime.Parse(projectionDate)
};
}
}
catch (FormatException)
{
Console.WriteLine("Bad date format, using today as the default");
}
var projectedAccount = AccountProjectionService
.ForwardProjectFixedIncomeToAccountValue(projection);
projectedAccount.ToJson();
var result = string.Concat(
$"Projected account value on {projection.Date.ToString(CultureInfo.CurrentCulture)}:",
$" ${projectedAccount.ProjectedAccountValue.ToString(CultureInfo.CurrentCulture)}");
Console.WriteLine(result);
}
public static void ProjectFromCli()
{
Account account = new() { Value = double.NaN };
var nextPayday = DateTime.Today;
var projectionDate = DateTime.Today;
AccountEntry accountEntry = new() { Value = 0.00 };
while (double.IsNaN(account.Value))
{
Console.Write("Please enter your current account value: ");
var accountValue = Console.ReadLine();
if (string.IsNullOrEmpty(accountValue))
{
continue;
}
try
{
var value = Convert.ToDouble(accountValue);
account = account with {
Value = value
};
}
catch (FormatException)
{
Console.WriteLine("Account value is formatted incorrectly.");
}
catch (OverflowException)
{
Console.WriteLine("Account value is too large to process.");
}
}
try
{
Console.Write("Please enter your next payday in the format MM/DD/YYY: ");
var payday = Console.ReadLine();
Console.Write("Please enter the date you would like to project to in the format MM/DD/YYYY: ");
var projection = Console.ReadLine();
if (!string.IsNullOrEmpty(payday) && !string.IsNullOrEmpty(projection))
{
nextPayday = DateTime.Parse(payday);
projectionDate = DateTime.Parse(projection);
}
}
catch (FormatException)
{
Console.WriteLine("Bad date format, using today as the default");
}
try
{
Console.Write("Please enter your income starting with its value per pay period: ");
var incomeValue = Console.ReadLine();
Console.Write("Now enter how often the income occurs in days: ");
var incomeFrequency = Console.ReadLine();
if (!string.IsNullOrEmpty(incomeValue) && !string.IsNullOrEmpty(incomeFrequency))
{
accountEntry = accountEntry with
{
Value = Convert.ToDouble(incomeValue),
Frequency = TimeSpan.FromDays(Convert.ToInt16(incomeFrequency))
};
}
}
catch (FormatException)
{
Console.WriteLine("Bad format, using default income values");
}
catch (OverflowException)
{
Console.WriteLine("Value too large to process, using default income values");
}
var projectedAccount =
AccountProjectionService.ForwardProjectFixedIncomeToAccountValue(account, nextPayday, projectionDate,
accountEntry);
var result = string.Concat(
$"Projected account value on {projectionDate.ToString(CultureInfo.CurrentCulture)}:",
$" {projectedAccount.ProjectedAccountValue.ToString(CultureInfo.CurrentCulture)}");
Console.WriteLine(result);
}
}
}