private Task Pull(HttpContext arg)
{
try
{
var req = arg.PostData <CowidPlusPullRequest>();
arg.Response.SendChunk("{");
var items = _dbs[req.N].GetBatch(req.Items);
var last = items.Length - 1;
for (var i = 0; i < items.Length; i++)
{
arg.Response
.SendChunk($"\"{HttpUtility.JavaScriptStringEncode(items[i].Key)}\":{(string.IsNullOrWhiteSpace(items[i].Value) ? "null" : items[i].Value)}}}");
if (i < last)
{
arg.Response.SendChunk(",");
}
}
return(arg.Response.SendFinalChunk("}"));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
return(arg.Response.Send(HttpStatusCode.InternalServerError));
}
}
private Task Update(HttpContext arg)
{
try
{
var req = arg.PostData <CowidPlusUpdateRequest>();
using (var sha = SHA512.Create())
{
var dataHash = Convert.ToBase64String(sha.ComputeHash(Encoding.ASCII.GetBytes(req.Data)));
var token = $"{dataHash}-{_lastUpdateToken}-{_secureUpdateToken}";
if (req.SessionKey != Convert.ToBase64String(sha.ComputeHash(Encoding.ASCII.GetBytes(token))))
{
return(arg.Response.Send(HttpStatusCode.Forbidden));
}
}
_lastUpdateToken = Guid.NewGuid().ToString("N");
Database.SetupElasticIndex(ref _es);
Database.InsertFromWebRequest(req.Data, new DateTime(req.Year, req.Month, req.Day), _es, _dbs);
return(arg.Response.Send(HttpStatusCode.OK));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
return(arg.Response.Send(HttpStatusCode.InternalServerError));
}
}
private Task Down(HttpContext arg)
{
try
{
if (arg.Request.ContentLength > _maxPostSize)
{
return(arg.Response.Send(HttpStatusCode.RequestUriTooLong));
}
var request = arg.PostData <CowidPlusDownRequest>();
foreach (var e in _exporter)
{
if (e.Id == request.Format.ToUpper())
{
var db = _dbs[request.N];
return(e.Convert(arg, ref db, request.N, request.Requests));
}
}
return(arg.Response.Send(HttpStatusCode.NotFound));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
return(arg.Response.Send(HttpStatusCode.InternalServerError));
}
}