private static void ExecuteFunction <T>(string keyString, string weightKey, ChangeWeightHandler <T> handler, Action <string> errorCallback)
{
T id;
int weight;
try
{
id = (T)Convert.ChangeType(keyString, typeof(T));
}
catch (Exception e)
{
errorCallback(e.ToString());
return;
}
try
{
weight = Convert.ToInt32(weightKey);
}
catch (FormatException e)
{
errorCallback(Resources.SNotCorrectNumber);
return;
}
handler(id, weight);
}
public static bool ExecuteFunction <T>(string argument, string controlKey, ChangeWeightHandler <T> handlerDown, ChangeWeightHandler <T> handlerUp, Action <string> errorCallback)
{
var keyString = HttpContext.Current.Request.Form["keyMove" + controlKey];
var weightKey = HttpContext.Current.Request.Form["valueMove" + controlKey];
if (argument.StartsWith(MoveUpButton1))
{
if (string.IsNullOrEmpty(keyString) || string.IsNullOrEmpty(weightKey))
{
return(true);
}
ExecuteFunction(keyString, weightKey, handlerUp, errorCallback);
return(true);
}
if (argument.StartsWith(MoveDownButton1))
{
if (string.IsNullOrEmpty(keyString) || string.IsNullOrEmpty(weightKey))
{
return(true);
}
ExecuteFunction(keyString, weightKey, handlerDown, errorCallback);
return(true);
}
return(false);
}
public static string MoveWeightButton(string argument, ChangeWeightHandler handlerDown, ChangeWeightHandler handlerUp)
{
var message = MoveWeightButton(argument, MoveDownButton1, "ChangeWeight1", handlerDown);
if (message != null)
{
return(message);
}
message = MoveWeightButton(argument, MoveDownButton2, "ChangeWeight2", handlerDown);
if (message != null)
{
return(message);
}
message = MoveWeightButton(argument, MoveUpButton1, "ChangeWeight1", handlerUp);
if (message != null)
{
return(message);
}
message = MoveWeightButton(argument, MoveUpButton2, "ChangeWeight2", handlerUp);
return(message);
}
private static string MoveWeightButton(string argument, string argumentName, string fieldName, ChangeWeightHandler handler)
{
if (argument.StartsWith(argumentName) && !string.IsNullOrEmpty(HttpContext.Current.Request.Form[fieldName]))
{
int changeWeight;
if (!int.TryParse(HttpContext.Current.Request.Params[fieldName], out changeWeight))
{
return(Resources.SNotCorrectNumberForWeight);
}
long refSP = Convert.ToInt64(argument.Substring(argumentName.Length));
handler(refSP, changeWeight);
}
return(null);
}
