private void ValidateRecurrenceDay(RecurringTransfer recurringTransfer)
{
//TODO: (3/1) Inform user how recurrence day works.
if (recurringTransfer.RecurrenceType == RecurrenceType.Daily)
{
if (recurringTransfer.RecurrenceDay != 1)
{
ModelState.AddModelError("", "Day for daily recurrence must be 1.");
}
}
else if (recurringTransfer.RecurrenceType == RecurrenceType.Weekly)
{
if (!Enumerable.Range(1, 7).Contains(recurringTransfer.RecurrenceDay))
{
ModelState.AddModelError("", "Day for weekly recurrence must be between 1 and 7.");
}
}
else if (recurringTransfer.RecurrenceType == RecurrenceType.Monthly)
{
if (!Enumerable.Range(1, 31).Contains(recurringTransfer.RecurrenceDay))
{
ModelState.AddModelError("", "Day for monthly recurrence must be between 1 and 31 and can't be 0.");
}
}
}
private void ValidateStartDate(RecurringTransfer recurringTransfer)
{
if (recurringTransfer.StartDate < DateTime.Today)
{
ModelState.AddModelError("StartDate", "StartDate can't be in the past.");
}
}
public IActionResult DeleteRecurringTransfer(int key)
{
RecurringTransfer recurringTransfer = GetRecurringTransfers().FirstOrDefault(x => x.RecurringTransferId == key);
ApplicationDb.RecurringTransfers.Remove(recurringTransfer);
ApplicationDb.SaveChanges();
return(Ok());
}
public IActionResult CreateRecurringTransfer(string values)
{
RecurringTransfer recurringTransfer = new RecurringTransfer();
JsonConvert.PopulateObject(values, recurringTransfer);
ValidateStartDate(recurringTransfer);
ValidateRecurrenceDay(recurringTransfer);
if (TryValidateModel(recurringTransfer))
{
recurringTransfer.UserId = UserId;
ApplicationDb.RecurringTransfers.Add(recurringTransfer);
ApplicationDb.SaveChanges();
return(Ok());
}
else
{
return(BadRequest(ModelState));
}
}
public IActionResult UpdateRecurringTransfer(int key, string values)
{
RecurringTransfer recurringTransfer = GetRecurringTransfers().FirstOrDefault(x => x.RecurringTransferId == key);
int id = recurringTransfer.RecurringTransferId;
string userId = recurringTransfer.UserId;
JsonConvert.PopulateObject(values, recurringTransfer);
ValidateStartDate(recurringTransfer);
ValidateRecurrenceDay(recurringTransfer);
if (TryValidateModel(recurringTransfer))
{
recurringTransfer.CategoryId = id;
recurringTransfer.UserId = userId;
ApplicationDb.RecurringTransfers.Update(recurringTransfer);
ApplicationDb.SaveChanges();
return(Ok());
}
else
{
return(BadRequest(ModelState));
}
}
/// <summary>
/// Gets dates between a given range filtered by the conditions in recurringTransfer.
/// </summary>
private static List <DateTime> GetRecurringDates(DateTime startDate, DateTime endDate, RecurringTransfer recurringTransfer)
{
List <DateTime> dates = new List <DateTime>();
if (recurringTransfer.RecurrenceType == RecurrenceType.Daily)
{
for (DateTime date = startDate; date.Date <= endDate; date = date.AddDays(recurringTransfer.SkippedDays + 1))
{
dates.Add(date);
}
}
else if (recurringTransfer.RecurrenceType == RecurrenceType.Weekly)
{
int daysUntilMonday = ((int)DayOfWeek.Monday - (int)startDate.DayOfWeek + 7) % 7;
DateTime firstRecurrence = startDate.AddDays(daysUntilMonday);
for (DateTime date = firstRecurrence; date.Date <= endDate; date = date.AddDays(7 * (recurringTransfer.SkippedDays + 1)))
{
dates.Add(date);
}
}
else if (recurringTransfer.RecurrenceType == RecurrenceType.Monthly)
{
int recurrenceDay = recurringTransfer.RecurrenceDay;
DateTime temp = recurrenceDay > startDate.Day ? startDate : startDate.AddMonths(1);
DateTime firstRecurrence = GetNextDate(temp, recurrenceDay);
for (DateTime date = firstRecurrence; date.Date <= endDate; date = GetNextDate(date.AddMonths(recurringTransfer.SkippedDays + 1), recurrenceDay))
{
dates.Add(date);
}
}
return(dates);
}
