private async Task GetCovidData(string countyName, int criticalDaysCount)
{
var covidRecords = await CovidDataService.GetCovidDataByCounty(countyName);
DateTime lastUpdate = covidRecords.Select(x => x.Date).OrderByDescending(x => x.Date).FirstOrDefault();
LastUpdateDate = lastUpdate;
var covidDataHelper = new CovidDataHelper();
covidDataHelper.PopulateAggregatesCovidData(covidRecords, SelectedCounty, criticalDaysCount);
covidDataHelper.PopulateCountyAggregates(covidRecords, SelectedCounty, lastUpdate, criticalDaysCount);
CovidDataList = covidRecords;
StateHasChanged();
}
public static async Task <HttpResponseMessage> GetData([HttpTrigger(AuthorizationLevel.Anonymous, "get")] HttpRequest req, ILogger log)
{
string FilterString = req.Query["filter"];
string latString = req.Query["latitude"];
string lonString = req.Query["longitude"];
log.LogInformation("Filter: " + FilterString);
log.LogInformation("Latitude: " + latString);
log.LogInformation("Longitude: " + lonString);
List <string> FilterParts = new List <string>();
if (FilterString != null)
{
List <string> Splitter = new List <string>();
Splitter.Add(",");
string[] parts = FilterString.Split(Splitter.ToArray(), StringSplitOptions.None);
foreach (string p in parts)
{
FilterParts.Add(p.Replace("_", " "));
}
log.LogInformation(FilterParts.Count.ToString() + " filters");
}
else
{
log.LogInformation("No filters supplied!");
}
log.LogInformation("Downloading data...");
CovidDataHelper cdh = new CovidDataHelper();
Area global = await cdh.GetGlobalDataAsync();
//Filtering based on the filters
Area core = null;
if (FilterParts.Count > 0)
{
log.LogInformation("Filtering data...");
core = cdh.ChainFilter(global, FilterParts.ToArray());
}
else
{
core = global;
}
if (core == null)
{
throw new Exception();
}
//Sort by distance
if (latString != null && lonString != null)
{
log.LogInformation("Converting lat & lon to float...");
float mlat = 0;
float mlon = 0;
try
{
mlat = Convert.ToSingle(latString);
mlon = Convert.ToSingle(lonString);
}
catch
{
throw new Exception();
}
log.LogInformation("Sorting based on provided latitude and longitude...");
Area[] sorted = cdh.DistanceSort(core.areas, mlat, mlon);
//Set it as the areas child now
core.areas = sorted;
}
else
{
log.LogInformation("No need to sort by distance because a lat and long were not provided.");
}
//Return
string json = JsonConvert.SerializeObject(core);
HttpResponseMessage ToReturn = new HttpResponseMessage(HttpStatusCode.OK);
StringContent sc = new StringContent(json, Encoding.UTF8, "application/json");
ToReturn.Content = sc;
return(ToReturn);
}
