public async Task DoWork(CancellationToken stoppingToken)
{
while (!stoppingToken.IsCancellationRequested)
{
DateTime enow = PropMgr.ESTNow;
DateTime expected = new DateTime(enow.Year, enow.Month, enow.Day, 3, 0, 0);
DateTime lastW = (_csSettings.LastTaskUpdate != null) ? _csSettings.LastTaskUpdate : new DateTime(2020, 1, 1);
#if DEBUG
double MinWait = 0; // for testing
#else
double MinWait = 720; // 12 hrs
#endif
if (((enow - lastW).TotalMinutes >= MinWait) || (Math.Abs((enow - expected).TotalMinutes) < 65)) // done not more than twice a day and covers DST change with delay/offset
{
// Check Stock for possibly needed items
OrderedEvents ordEvs = new OrderedEvents(_context);
IList <InventoryItem> InventoryItems = _context.InventoryItem.Include(i => i.Inventory).Include(i => i.Item).ToList();
foreach (var invIt in InventoryItems)
{
if (IndexInvModel.MayNeedItem(_context, invIt, ordEvs))
{
// Item likely needs to be ordered. Mark as needed.
if (invIt.State == IndexInvModel.STOCKED_STATE)
{
invIt.State = IndexInvModel.NEEDED_STATE;
_context.Attach(invIt).State = EntityState.Modified;
try
{
_context.SaveChanges();
_csSettings.LastStockUpdate = PropMgr.ESTNow;
_csSettings.Save();
await Task.Run(() => IndexInvModel.NotifyNeedAsync(_hostEnv, _configuration, _userManager, "CStat:Stock> Needed : " + invIt.Item.Name, true)); // potentially clean Message log
}
catch (DbUpdateConcurrencyException)
{
continue;
}
}
}
}
// Check for new Tasks
AutoGen ag = new AutoGen(_context);
_csSettings.LastTaskUpdate = PropMgr.ESTNow;
_csSettings.Save();
ag.GenTasks(_hostEnv);
// Notify users Tasks Due
CTask.NotifyUserTaskDue(_hostEnv, _configuration, _userManager, _context, 24, true); // Potentially clean log
// Persist Daily Reading and Notify if needed for Propane
PropaneMgr pmgr = new PropaneMgr(_hostEnv, _configuration, _userManager);
pmgr.CheckValue(pmgr.GetTUTank(true)); // get value, log to file and check
// Check for any unexpected propane usage (not potentially impacted from events) from recent daily usage
var plList = pmgr.GetAll(3);
var plCnt = plList.Count;
if (plCnt > 1)
{
for (int i = 0; i < plCnt - 1; ++i)
{
var plStart = plList[i];
var plEnd = plList[i + 1];
var dateRange = new DateRange(plStart.ReadingTime, plEnd.ReadingTime);
var evList = ag.GetImpactingEvents(dateRange);
if (evList.Count == 0) // no impacting events
{
var totalHrs = dateRange.TotalHours();
if ((totalHrs > 0) && _csSettings.GetPropaneProperties(out double tankGals, out double pricePerGal))
{
var totalGals = ((plStart.LevelPct - plEnd.LevelPct) / 100) * tankGals;
if ((totalGals / totalHrs) > ((double)2 / 24)) // averaging more than 2 gals/day?
{
// Send a one time alert (allowResend = false)
CSSMS sms = new CSSMS(_hostEnv, _configuration, _userManager);
sms.NotifyUsers(CSSMS.NotifyType.EquipNT, "CStat:Equip> " + "Non Event Propane Usage was " + totalGals.ToString("0.##") + " gals. during " + totalHrs.ToString("0.#") + " hours starting " +
plStart.ReadingTime.Month + "/" + plStart.ReadingTime.Day + "/" + plStart.ReadingTime.Year % 100, false, true); // potentially clean Message Log
}
}
}
}
}
// Check for new EMails to store
CSEMail.SaveEMails(_configuration, _userManager);
// Check/Truncate Size of Arduino file
ArdMgr amgr = new ArdMgr(_hostEnv, _configuration, _userManager);
amgr.GetAll(true);
// Clean/{Reset to full view} Camera
using (var ptz = new PtzCamera())
{
ptz.Cleanup(_hostEnv);
}
_logger.LogInformation($"CStat Daily Updates Completed at {PropMgr.ESTNow}");
}
// Run again at 3:00 AM
DateTime now = PropMgr.ESTNow;
DateTime tom = now.AddDays(1);
DateTime start = new DateTime(tom.Year, tom.Month, tom.Day, 3, 0, 0); // Restart at 3:00 AM tomorrow
int MSecsToStart = (int)Math.Round((start - now).TotalMilliseconds);
await System.Threading.Tasks.Task.Delay(MSecsToStart, stoppingToken);
}
}
public static void NotifyNeedAsync(IWebHostEnvironment hostEnv, IConfiguration config, UserManager <CStatUser> userManager, string msg, bool cleanLog)
{
var sms = new CStat.Common.CSSMS(hostEnv, config, userManager);
sms.NotifyUsers(CSSMS.NotifyType.StockNT, msg, true, cleanLog);
}