public async Task <ActionResult> DisplayChartByDept(FormCollection formCollection, string sessionId)
{
int month = monthsInInt[formCollection["month"]];
int year = int.Parse(formCollection["year"]);
ViewData["monthsInInt"] = monthsInInt;
ViewData["month"] = month;
ViewData["year"] = year;
ViewData["monthsToDisplay"] = monthsToDisplay;
ViewData["department"] = formCollection["department"];
List <RequisitionDetails> reqs = AnalyticsService.GetRequisitionsByDept(formCollection["department"]);
//Export reqs to CSV
//StringWriter sw = new StringWriter();
//sw.WriteLine("\"monthOfRequest\",\"yearOfRequest\",\"quantity\"");
//Response.ClearContent();
//Response.AddHeader("content-disposition", "attachment;filename=dept_reqs.csv");
//Response.ContentType = "text/csv";
//foreach (var req in reqs)
//{
// sw.WriteLine(string.Format("\"{0}\",\"{1}\",\"{2}\"",
// req.MonthOfRequest,
// req.YearOfRequest,
// req.Quantity));
//}
//Response.Write(sw.ToString());
//Response.End();
Dictionary <Tuple <int, int>, int> totalQuantitiesByMonthAndYear = AnalyticsService.GetTotalQuantitiesByMonthAndYear(reqs);
//For months with no value, to fill it with 0.
Dictionary <string, int> monthsAndQuantitiesForChart = AnalyticsService.FillEmptyData(totalQuantitiesByMonthAndYear, months, month, year);
//Contact Python API to get predictions for next 3 months for only English Dept, Commerce Dept and Computer Science
string data;
string[] preds = new string[] { };
if (formCollection["department"] == "English Dept" || formCollection["department"] == "Commerce Dept" || formCollection["department"] == "Computer Science")
{
data = await AnalyticsService.GetRequest("http://127.0.0.1:5000/" + formCollection["department"]);
preds = data.Split(new char[] { ',', '[', ']' }, StringSplitOptions.RemoveEmptyEntries);
}
//Put predictions in dictionary for displaying
if (month == currentMonth && (formCollection["department"] == "English Dept" || formCollection["department"] == "Commerce Dept" || formCollection["department"] == "Computer Science"))
{
if (month == 12)
{
monthsAndQuantitiesForChart[months[month] + " " + year + " (Predicted)"] = (int)Math.Round(double.Parse(preds[0]));
monthsAndQuantitiesForChart[months[1] + " " + (year + 1) + " (Predicted)"] = (int)Math.Round(double.Parse(preds[1]));
monthsAndQuantitiesForChart[months[2] + " " + (year + 1) + " (Predicted)"] = (int)Math.Round(double.Parse(preds[2]));
}
else if (month == 11)
{
monthsAndQuantitiesForChart[months[month] + " " + year + " (Predicted)"] = (int)Math.Round(double.Parse(preds[0]));
monthsAndQuantitiesForChart[months[month + 1] + " " + year + " (Predicted)"] = (int)Math.Round(double.Parse(preds[1]));
monthsAndQuantitiesForChart[months[1] + " " + (year + 1) + " (Predicted)"] = (int)Math.Round(double.Parse(preds[2]));
}
else
{
monthsAndQuantitiesForChart[months[month] + " " + year + " (Predicted)"] = (int)Math.Round(double.Parse(preds[0]));
monthsAndQuantitiesForChart[months[month + 1] + " " + year + " (Predicted)"] = (int)Math.Round(double.Parse(preds[1]));
monthsAndQuantitiesForChart[months[month + 2] + " " + year + " (Predicted)"] = (int)Math.Round(double.Parse(preds[2]));
}
}
ViewData["monthsAndQuantitiesForChart"] = monthsAndQuantitiesForChart;
ViewData["sessionId"] = sessionId;
return(View());
}