public async Task <ActionResult <dynamic> > GetCovidInfoAsync()
{
CovidResponse PullRequests = new CovidResponse();
PullRequests = await _clientFactory.GetAsync <CovidResponse>("https://services1.arcgis.com/0MSEUqKaxRlEPj5g/arcgis/rest/services/ncov_cases2_v1/FeatureServer/2/query?where=1%3D1&outFields=Country_Region,Lat,Long_,Confirmed,Deaths,Recovered,UID,ISO3&returnGeometry=false&outSR=4326&f=json");
return(Ok(PullRequests));
}
public override async Task Get(CovidRequest request, IServerStreamWriter <CovidResponse> responseStream, ServerCallContext context)
{
using var span = this.tracer.BuildSpan(nameof(CovidDataService.Get))
.WithTag(nameof(request.CountryRegion), request.CountryRegion)
.WithTag(nameof(request.ProvinceState), request.ProvinceState)
.WithTag(nameof(request.County), request.County)
.WithTag(nameof(request.Fields), request.Fields?.ToString())
.WithTag(nameof(request.DatesCase), request.DatesCase.ToString())
.WithTag(nameof(request.AbsoluteDates), request.AbsoluteDates?.ToString())
.WithTag(nameof(request.RelativeDates), request.RelativeDates?.ToString())
.StartActive();
var data = this.timeseries.Query();
if (!string.IsNullOrWhiteSpace(request.CountryRegion))
{
data = data.Where(x => x.CountryRegion == request.CountryRegion);
}
request.ProvinceState = request.ProvinceState ?? "";
request.County = request.County ?? "";
data = data.Where(x => x.ProvinceState == request.ProvinceState);
data = data.Where(x => x.County == request.County);
if (request.Fields.Any())
{
data = data.Where(x => request.Fields.Contains(x.Field));
}
if (request.DatesCase == CovidRequest.DatesOneofCase.RelativeDates)
{
throw new NotImplementedException("Relative Dates not Implemented");
}
else if (request.AbsoluteDates != null)
{
var dates = request.AbsoluteDates.Dates.Select(x => x.ToDateTime().Date);
data = data.Where(x => dates.Contains(x.Date));
}
await foreach (var record in data.AsAsyncEnumerable())
{
var c = new CovidResponse()
{
CountryRegion = record.CountryRegion,
ProvinceState = record.ProvinceState,
County = record.County,
Field = record.Field,
Date = Timestamp.FromDateTime(DateTime.SpecifyKind(record.Date, DateTimeKind.Utc)),
Value = record.Value ?? 0
};
await responseStream.WriteAsync(c);
}
}
