public IHttpActionResult PutCommodity(Guid id, Commodity commodity)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (id != commodity.Id)
{
return(BadRequest());
}
db.Entry(commodity).State = EntityState.Modified;
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
if (!CommodityExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(StatusCode(HttpStatusCode.NoContent));
}
public IHttpActionResult PutTrade(Guid id, Trade trade)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (id != trade.Id)
{
return(BadRequest());
}
db.Entry(trade).State = EntityState.Modified;
try
{
trade.Price = db.Commodities.Find(trade.CommodityId).CurrentPrice;
db.SaveChanges();
businessLayer.UpdateNotification((trade));
}
catch (DbUpdateConcurrencyException)
{
if (!TradeExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(StatusCode(HttpStatusCode.NoContent));
} //Update a trade
public void ChangePrice(Trade trade, TypeOfFunction type) //Change price after trade management
{
Commodity commodity = context.Commodities.Find(trade.CommodityId);
double priceVariation = ((commodity.CurrentPrice * trade.Quantity) / (commodity.BasePrice * 100));
if (trade.Side == Side.Buy)
{
if (type == TypeOfFunction.Add)
{
commodity.CurrentPrice += priceVariation;
}
else if (type == TypeOfFunction.Delete)
{
if (priceVariation > commodity.CurrentPrice)
{
commodity.CurrentPrice = 0;
}
else
{
commodity.CurrentPrice -= priceVariation;
}
}
else
{
commodity.CurrentPrice += priceVariation;
}
}
else
{
if (type == TypeOfFunction.Add)
{
if (priceVariation > commodity.CurrentPrice)
{
commodity.CurrentPrice = 0;
}
else
{
commodity.CurrentPrice -= priceVariation;
}
}
else if (type == TypeOfFunction.Delete)
{
commodity.CurrentPrice += priceVariation;
}
else
{
if (priceVariation > commodity.CurrentPrice)
{
commodity.CurrentPrice = 0;
}
else
{
commodity.CurrentPrice -= priceVariation;
}
}
}
UpdateTickerNotification(commodity);
context.SaveChanges();
}
public IHttpActionResult PostUser(User user)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
try
{
db.Users.Add(user);
db.SaveChanges();
}
catch (Exception e)
{
return(BadRequest(e.ToString()));
}
return(CreatedAtRoute("DefaultApi", new { id = user.Id }, user));
} //User Login