public async Task <IActionResult> Get([FromQuery] Int32 hid = 0, Int32 top = 100, Int32 skip = 0)
{
if (hid <= 0)
{
return(BadRequest("No Home Inputted"));
}
String usrName = String.Empty;
if (Startup.UnitTestMode)
{
usrName = UnitTestUtility.UnitTestUser;
}
else
{
var usrObj = HIHAPIUtility.GetUserClaim(this);
usrName = usrObj.Value;
}
if (String.IsNullOrEmpty(usrName))
{
return(BadRequest("User cannot recognize"));
}
BaseListViewModel <LibBookViewModel> listVm = new BaseListViewModel <LibBookViewModel>();
SqlConnection conn = null;
SqlCommand cmd = null;
SqlDataReader reader = null;
String queryString = "";
String strErrMsg = "";
HttpStatusCode errorCode = HttpStatusCode.OK;
try
{
queryString = this.GetQueryString(true, top, skip, null, hid);
using (conn = new SqlConnection(Startup.DBConnectionString))
{
await conn.OpenAsync();
// Check Home assignment with current user
try
{
HIHAPIUtility.CheckHIDAssignment(conn, hid, usrName);
}
catch (Exception)
{
errorCode = HttpStatusCode.BadRequest;
throw;
}
cmd = new SqlCommand(queryString, conn);
reader = cmd.ExecuteReader();
if (reader.HasRows)
{
while (reader.Read())
{
listVm.TotalCount = reader.GetInt32(0);
break;
}
}
reader.NextResult();
if (reader.HasRows)
{
while (reader.Read())
{
LibBookViewModel vm = new LibBookViewModel();
OnDB2VM(reader, vm);
listVm.Add(vm);
}
}
}
}
catch (Exception exp)
{
System.Diagnostics.Debug.WriteLine(exp.Message);
strErrMsg = exp.Message;
if (errorCode == HttpStatusCode.OK)
{
errorCode = HttpStatusCode.InternalServerError;
}
}
finally
{
if (reader != null)
{
reader.Dispose();
reader = null;
}
if (cmd != null)
{
cmd.Dispose();
cmd = null;
}
if (conn != null)
{
conn.Dispose();
conn = null;
}
}
if (errorCode != HttpStatusCode.OK)
{
switch (errorCode)
{
case HttpStatusCode.Unauthorized:
return(Unauthorized());
case HttpStatusCode.NotFound:
return(NotFound());
case HttpStatusCode.BadRequest:
return(BadRequest(strErrMsg));
default:
return(StatusCode(500, strErrMsg));
}
}
var setting = new Newtonsoft.Json.JsonSerializerSettings
{
DateFormatString = HIHAPIConstants.DateFormatPattern,
ContractResolver = new Newtonsoft.Json.Serialization.CamelCasePropertyNamesContractResolver()
};
return(new JsonResult(listVm, setting));
}
private void OnDB2VM(SqlDataReader reader, LibBookViewModel vm)
{
var idx = 0;
vm.ID = reader.GetInt32(idx++);
vm.HID = reader.GetInt32(idx++);
vm.CategoryID = reader.GetInt32(idx++);
vm.NativeName = reader.GetString(idx++);
if (!reader.IsDBNull(idx))
{
vm.EnglishName = reader.GetString(idx++);
}
else
{
++idx;
}
if (!reader.IsDBNull(idx))
{
vm.EnglishIsNative = reader.GetBoolean(idx++);
}
else
{
++idx;
}
if (!reader.IsDBNull(idx))
{
vm.ShortIntro = reader.GetString(idx++);
}
else
{
++idx;
}
if (!reader.IsDBNull(idx))
{
vm.ExtLink1 = reader.GetString(idx++);
}
else
{
++idx;
}
if (!reader.IsDBNull(idx))
{
vm.CreatedBy = reader.GetString(idx++);
}
else
{
++idx;
}
if (!reader.IsDBNull(idx))
{
vm.CreatedAt = reader.GetDateTime(idx++);
}
else
{
++idx;
}
if (!reader.IsDBNull(idx))
{
vm.UpdatedBy = reader.GetString(idx++);
}
else
{
++idx;
}
if (!reader.IsDBNull(idx))
{
vm.UpdatedAt = reader.GetDateTime(idx++);
}
else
{
++idx;
}
}
