public DPMViewModel GetDPM()
{
DayOfWeek weekStart = DayOfWeek.Monday; // or Sunday, or whenever
DateTime startingDate = DateTime.Today;
while (startingDate.DayOfWeek != weekStart)
{
startingDate = startingDate.AddDays(-1);
}
DateTime previousFiveWeekStart = startingDate.AddDays(-35);
//tổng số sản phẩm được kiểm tra rồi
var list = _appDbContext.Inspections.Where(t => t.InspectDate.Date >= previousFiveWeekStart.Date && t.InspectDate.Date < startingDate.Date && t.InspectStatus == true).ToList();
var checkedItems = list.Select(b => b.NumberChecked).Sum();
var mistakeItems = list.Select(b => b.ProductQuantityChecked).Sum();
double dpmValue = checkedItems == 0 ? 0 : Math.Round(((double)mistakeItems / (double)checkedItems) * 1000000, 0);
DPMViewModel result = new DPMViewModel()
{
CheckedItems = checkedItems,
MistakeItems = mistakeItems,
DPMValue = dpmValue
};
return(result);
}
public DPMListViewModel GetDPMByFactory()
{
DayOfWeek weekStart = DayOfWeek.Sunday; // or Sunday, or whenever
DateTime startingDate = DateTime.Today;
while (startingDate.DayOfWeek != weekStart)
{
startingDate = startingDate.AddDays(-1);
}
//lấy ngày thứ 2 cách đó 5 tuần
DateTime previousFiveWeekStart = startingDate.AddDays(-35);
//tổng số sản phẩm được kiểm tra rồi
var list = _appDbContext.Inspections.Where(t => t.InspectDate.Date >= previousFiveWeekStart.Date && t.InspectDate.Date < startingDate.Date && t.InspectStatus == true).ToList();
var manufacturerList = (from so in list//_appDbContext.Inspections : avoid retrieving all inspections to improve performance; btw maybe not list all manufacturer unless list does not collect all
group so by so.FactoryName into TotaledFactories
select new
{
FactoryName = TotaledFactories.Key,
});
List <DPMViewModel> dpmList = new List <DPMViewModel>();
foreach (var item in manufacturerList)
{
var checkedItems = list.Where(a => a.FactoryName == item.FactoryName).Select(b => b.NumberChecked).Sum();
var mistakeItems = list.Where(x => x.FactoryName == item.FactoryName).Select(b => b.ProductQuantityChecked).Sum();
double dpmValue = checkedItems == 0 ? 0 : Math.Round(((double)mistakeItems / (double)checkedItems) * 1000000, 0);
DPMViewModel dpm = new DPMViewModel()
{
CheckedItems = checkedItems,
MistakeItems = mistakeItems,
FactoryName = item.FactoryName,
DPMValue = dpmValue
//FactoryId = factoryId
};
dpmList.Add(dpm);
}
DPMListViewModel result = new DPMListViewModel()
{
DPMList = dpmList,
StartDate = previousFiveWeekStart.AddDays(1).ToString("d"),
EndDate = startingDate.AddDays(-1).ToString("d")
};
return(result);
}