private static void VisitSubExpression(MemberExpression expression,
ParameterExpression currentParameter, List <string> orderByProperties, string currentMemberPath)
{
Type memberType;
switch (expression.Member.MemberType)
{
case MemberTypes.Field:
memberType = ((FieldInfo)expression.Member).FieldType;
break;
case MemberTypes.Property:
memberType = ((PropertyInfo)expression.Member).PropertyType;
break;
default:
throw new NotImplementedException();
}
if (string.IsNullOrEmpty(currentMemberPath) && !memberType.IsPrimitive && memberType != typeof(string) &&
memberType != typeof(decimal))
{
throw new NotImplementedException();
}
string newMemberPath = ExpressionUtilities.GetJsonPropertyName(expression.Member);
if (!string.IsNullOrEmpty(currentMemberPath))
{
newMemberPath = newMemberPath + "." + currentMemberPath;
}
switch (expression.Expression.NodeType)
{
case ExpressionType.Parameter:
VisitSubExpression((ParameterExpression)expression.Expression, currentParameter,
orderByProperties, newMemberPath);
break;
case ExpressionType.MemberAccess:
VisitSubExpression((MemberExpression)expression.Expression, currentParameter,
orderByProperties, newMemberPath);
break;
default:
throw new NotImplementedException();
}
}
private static string VisitSubExpression(MemberExpression expression, ParameterExpression sourceParameter,
IDictionary <string, object> queryParameters)
{
switch (expression.Expression.NodeType)
{
case ExpressionType.Parameter:
return(VisitSubExpression((ParameterExpression)expression.Expression, sourceParameter)
+ "." + ExpressionUtilities.GetJsonPropertyName(expression.Member));
case ExpressionType.MemberAccess:
return(VisitSubExpression((MemberExpression)expression.Expression, sourceParameter,
queryParameters) + "." + ExpressionUtilities.GetJsonPropertyName(expression.Member));
default:
throw new NotImplementedException();
}
}
private static string VisitSubExpression(MemberExpression expression,
ParameterExpression aggregateParameter, ParameterExpression currentParameter)
{
switch (expression.Expression.NodeType)
{
case ExpressionType.Parameter:
return(VisitSubExpression((ParameterExpression)expression.Expression, aggregateParameter,
currentParameter) + "." + ExpressionUtilities.GetJsonPropertyName(expression.Member));
case ExpressionType.MemberAccess:
return(VisitSubExpression((MemberExpression)expression.Expression, aggregateParameter,
currentParameter) + "." + ExpressionUtilities.GetJsonPropertyName(expression.Member));
case ExpressionType.Constant:
return(VisitSubExpression((ConstantExpression)expression.Expression));
default:
throw new NotImplementedException();
}
}
