public async Task <IHttpActionResult> GetCarts([FromUri] QueryPageURI queryPageURI)
{
if (HttpContext.Current.User == null)
{
// 无权
System.Diagnostics.Debug.WriteLine("Get Carts Null");
return(ResponseMessage(Request.CreateResponse((HttpStatusCode)403)));
}
User requestUser = (User)HttpContext.Current.User;
System.Diagnostics.Debug.WriteLine("GetCarts has:" + requestUser.NickName);
var cart = await db.Carts.FindAsync(requestUser.UserID);
// Load data
await db.Entry(cart).Collection(c => c.CartRecords).LoadAsync();
// "ExceptionMessage": "The property 'GoodEntity' on type 'SaleEntity' is not a navigation property. The Reference and Collection methods can only be used with navigation properties. Use the Property or ComplexProperty method."
foreach (var rec in cart.CartRecords)
{
await db.Entry(rec).Reference(record => record.SaleEntity).LoadAsync();
var goodentity = await db.GoodEntities.FirstAsync(s => s.GoodEntityID == rec.SaleEntity.GoodEntityID);
rec.SaleEntity.GoodEntity = goodentity;
}
// await db.Entry(requestUser).Reference(u => u.Cart).LoadAsync();
return(Ok(new {
Cart = cart,
TotalPrice = await cart.TotalPrice(db)
}));
}
public async Task <IHttpActionResult> ViewOrderform([FromUri] QueryPageURI queryData)
{
//if (!ModelState.IsValid)
//{
// return BadRequest();
//}
bool usePn = true;
if (queryData == null || queryData.UsePag == false)
{
usePn = false;
}
var usr = (User)HttpContext.Current.User;
var entities = db.Orderforms.Where(odf => odf.UserID == usr.UserID).OrderBy(odf => odf.TransacDateTime);
foreach (var odf in entities)
{
await db.Entry(odf).Collection(of => of.SERecords).LoadAsync();
foreach (var serec in odf.SERecords)
{
await db.Entry(serec).Reference(ser => ser.SaleEntity).LoadAsync();
}
}
if (usePn)
{
int pn = queryData.Pn ?? 1;
var results = await entities.Skip((pn - 1) *SinglePageQuery).Take(SinglePageQuery).ToListAsync();
return(Ok(new
{
Orderforms = results,
ResultNums = results.Count(),
Pn = pn
}));
}
else
{
return(Ok(new
{
Orderforms = entities,
ResultNums = entities.Count()
}));
}
// await goodEntities.Skip((pn - 1) * PageDataNumber).Take(PageDataNumber).ToListAsync();
}
