public bool LoadToDb(IFormFile file)
{
//RequestRepository repository = new RequestRepository(_context);
OrderService orderService = new OrderService(_context);
var result = string.Empty;
//read json file to string
using (var reader = new StreamReader(file.OpenReadStream()))
{
result = reader.ReadToEnd();
}
RequestsJson rqst;
//convert json to list of requests
try
{
rqst = JsonConvert.DeserializeObject <RequestsJson>(result);
}
catch (JsonReaderException exception)
{
Debug.WriteLine(exception.Message);
return(false);
}
if (rqst != null && rqst.Requests != null)
{
foreach (RequestJson rq in rqst.Requests)
{
Request request = new Request
{
ClientId = int.Parse(rq.ClientId ?? ""),
Name = rq.Name ?? "",
Price = Double.Parse(rq.Price ?? "", CultureInfo.InvariantCulture),
Quantity = int.Parse(rq.Quantity ?? ""),
RequestId = long.Parse(rq.RequestId ?? "", CultureInfo.InvariantCulture)
};
var order = _context.Orders.Where(m => m.ClientId == request.ClientId &&
m.RequestId == request.RequestId);
if (order.Count() != 0)
{
request.Order = order.First();
order.First().Amount += request.Price * request.Quantity;
}
else
{
Order newOrder = new Order
{
ClientId = request.ClientId,
RequestId = request.RequestId,
Amount = request.Price * request.Quantity
};
_context.Add(newOrder);
request.Order = newOrder;
}
_context.Requests.Add(request);
_context.SaveChanges();
}
return(true);
}
return(false);
}
public bool LoadToDb(IFormFile file)
{
//convert csv to list of requests
using (var reader = new StreamReader(file.OpenReadStream()))
using (var csv = new CsvReader(reader))
{
csv.Configuration.Delimiter = ",";
List <RequestCsv> records = null;
try
{
records = csv.GetRecords <RequestCsv>().ToList();
}
catch (HeaderValidationException exception)
{
Debug.WriteLine(exception.Message);
return(false);
}
catch (Exception exception)
{
Debug.WriteLine(exception.Message);
return(false);
}
//add converted requests to database
if (records != null)
{
foreach (var rq in records)
{
Request request = new Request
{
ClientId = int.Parse(rq.Client_Id),
Name = rq.Name,
Price = Double.Parse(rq.Price, CultureInfo.InvariantCulture),
Quantity = int.Parse(rq.Quantity),
RequestId = long.Parse(rq.Request_id, CultureInfo.InvariantCulture)
};
var order = _context.Orders.Where(m => m.ClientId == request.ClientId &&
m.RequestId == request.RequestId);
if (order.Count() != 0)
{
request.Order = order.First();
order.First().Amount += request.Price * request.Quantity;
}
else
{
var newOrder = new Order
{
ClientId = request.ClientId,
RequestId = request.RequestId,
Amount = request.Price * request.Quantity
};
_context.Orders.Add(newOrder);
_context.SaveChanges();
request.Order = newOrder;
}
_context.Requests.Add(request);
_context.SaveChanges();
}
return(true);
}
return(false);
}
}
public bool LoadToDb(IFormFile file)
{
//read json file to stream
var reader = new StreamReader(file.OpenReadStream());
//convert xml to list of requests
XmlSerializer serializer = new XmlSerializer(typeof(RequestsXml));
RequestsXml requests;
try
{
requests = (RequestsXml)serializer.Deserialize(reader);
}
catch (Exception e)
{
return(false);
}
reader.Close();
if (requests != null && requests.Requests != null)
{
foreach (RequestXml rq in requests.Requests)
{
Request request = new Request
{
ClientId = int.Parse(rq.ClientId),
Name = rq.Name,
Price = Double.Parse(rq.Price, CultureInfo.InvariantCulture),
Quantity = int.Parse(rq.Quantity),
RequestId = long.Parse(rq.RequestId, CultureInfo.InvariantCulture)
};
var order = _context.Orders.Where(m => m.ClientId == request.ClientId &&
m.RequestId == request.RequestId);
if (order.Count() != 0)
{
request.Order = order.First();
order.First().Amount += request.Price * request.Quantity;
}
else
{
Order newOrder = new Order
{
ClientId = request.ClientId,
RequestId = request.RequestId,
Amount = request.Price * request.Quantity
};
_context.Orders.Add(newOrder);
_context.SaveChanges();
request.Order = newOrder;
}
_context.Requests.Add(request);
_context.SaveChanges();
}
return(true);
}
return(false);
}
