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bug fix and imporovements to HMRC exchange rate update

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This commit is contained in:
Bob Hodgetts
2025-07-08 15:52:18 +01:00
parent 479acecdbc
commit 8c3b00c75c
1 changed files with 36 additions and 43 deletions
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79
src/bnhtrade.Core/Logic/Account/CurrencyService.cs
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@@ -268,45 +268,6 @@ namespace bnhtrade.Core.Logic.Account
}
}
private DateTime GetHmrcMaxPeriodAvaible()
{
// HMRC monthly exchange rates are published on the penultimate Thursday of the month before
// For some leeeeeeeeway we'll use the penultimate Friday
// find penultimate Friday for current month
var ukTimeNow = new Logic.Utilities.DateTime().ConvertUtcToUk(DateTime.UtcNow);
var monthDayCount = DateTime.DaysInMonth(ukTimeNow.Year, ukTimeNow.Month);
var thisMonthPenultimateFriday = DateTime.SpecifyKind(new DateTime(ukTimeNow.Year, ukTimeNow.Month, monthDayCount), DateTimeKind.Unspecified);
int count = 0;
int fridayCount = 0;
while (count != 15)
{
if (thisMonthPenultimateFriday.DayOfWeek == DayOfWeek.Friday)
{
fridayCount++;
if (fridayCount == 2)
{
break;
}
}
thisMonthPenultimateFriday = thisMonthPenultimateFriday.AddDays(-1);
count++;
}
if (count == 15)
{
throw new Exception("Something went wrong here ErrorID:ef7f5d8f-0f7b-4014-aa65-421ecd5d7367");
}
var mostRecentPeriodAvaible = DateTime.SpecifyKind(new DateTime(ukTimeNow.Year, ukTimeNow.Month, 1), DateTimeKind.Unspecified); ;
if (ukTimeNow >= thisMonthPenultimateFriday)
{
mostRecentPeriodAvaible = mostRecentPeriodAvaible.AddMonths(1);
}
return mostRecentPeriodAvaible;
}
public void UpdateHmrcExchageRates()
{
Init();
@@ -381,16 +342,48 @@ namespace bnhtrade.Core.Logic.Account
}
// check if retrival from hmrc is required
var hmrcMaxMonthAvaible = GetHmrcMaxPeriodAvaible();
if (hmrcMonthToRetrive.Year == hmrcMaxMonthAvaible.Year && hmrcMonthToRetrive.Month > hmrcMaxMonthAvaible.Month)
// find penultimate Friday for current month
var ukTimeNow = new Logic.Utilities.DateTime().ConvertUtcToUk(DateTime.UtcNow);
var monthDayCount = DateTime.DaysInMonth(ukTimeNow.Year, ukTimeNow.Month);
var thisMonthPenultimateFriday = DateTime.SpecifyKind(new DateTime(ukTimeNow.Year, ukTimeNow.Month, monthDayCount), DateTimeKind.Unspecified);
int dayCount = 0;
int fridayCount = 0;
while (dayCount < 15)
{
if (thisMonthPenultimateFriday.DayOfWeek == DayOfWeek.Friday)
{
fridayCount++;
if (fridayCount == 2)
{
break;
}
}
thisMonthPenultimateFriday = thisMonthPenultimateFriday.AddDays(-1);
dayCount++;
}
if (dayCount == 15)
{
throw new Exception("Something went wrong here ErrorID:ef7f5d8f-0f7b-4014-aa65-421ecd5d7367");
}
var mostRecentPeriodAvaible = DateTime.SpecifyKind(new DateTime(ukTimeNow.Year, ukTimeNow.Month, 1), DateTimeKind.Unspecified); ;
if (ukTimeNow >= thisMonthPenultimateFriday)
{
mostRecentPeriodAvaible = mostRecentPeriodAvaible.AddMonths(1);
}
if (hmrcMonthToRetrive.Year >= mostRecentPeriodAvaible.Year && hmrcMonthToRetrive.Month > mostRecentPeriodAvaible.Month)
{
// nothing to retrive
_log.LogInformation("Exchange rates curretly up to date, exiting.");
int days = (thisMonthPenultimateFriday - DateTime.UtcNow).Days;
_log.LogInformation($"Exchange rates up to date, next HMRC update in {days} days for {hmrcMonthToRetrive.ToString("MMM yyyy")}.");
_log.LogInformation($"Stopping update database HMRC exchange rates.");
return;
}
// get info from hmrc and insert data in db
while (hmrcMonthToRetrive <= hmrcMaxMonthAvaible)
while (hmrcMonthToRetrive <= mostRecentPeriodAvaible)
{
count = 0;