public static T[] GridCommonSettingswithCustomFilter <T>(this IQueryable <T> query, GridSettings grid, out int count)
{
if (grid.IsSearch)
{
//And
if (grid.Where.groupOp == "AND")
{
foreach (var rule in grid.Where.rules)
{
if (rule.field != "Pending" && rule.field != "Confirmed")
{
query = query.Where(
rule.field, rule.data,
(WhereOperation)StringEnum.Parse(typeof(WhereOperation), rule.op));
}
}
}
else
{
//Or
var temp = query;
foreach (var rule in grid.Where.rules)
{
if (rule.field != "Pending" && rule.field != "Confirmed")
{
var t = query.Where(
rule.field, rule.data,
(WhereOperation)StringEnum.Parse(typeof(WhereOperation), rule.op));
temp = temp.Concat(t);
}
}
//remove repeating records
query = temp.Distinct();
}
}
//sorting
query = query.OrderBy(grid.SortColumn,
grid.SortOrder);
//count the total number of count
count = query.Count();
// return data with paging
return(query.Skip((grid.PageIndex - 1) * grid.PageSize).Take(grid.PageSize).ToArray());
}
public static T[] GridCommonSettings <T>(this IQueryable <T> query, GridSettings grid, out int count)
{
if (grid.IsSearch)
{
//And
if (grid.Where.groupOp == "AND")
{
foreach (var rule in grid.Where.rules)
{
//Hack to resolve datetime issue for equal , add one more where condition with lessthan of next date
ParameterExpression parameter = Expression.Parameter(query.ElementType, "p");
MemberExpression memberAccess = null;
foreach (var property in rule.field.Split('.'))
{
memberAccess = MemberExpression.Property
(memberAccess ?? (parameter as Expression), property);
}
if ((memberAccess.Type == typeof(DateTime) || memberAccess.Type == typeof(DateTime?)) && (WhereOperation)StringEnum.Parse(typeof(WhereOperation), rule.op) == WhereOperation.Equal)
{
query = query.Where(
rule.field, rule.data,
(WhereOperation)StringEnum.Parse(typeof(WhereOperation), "ge"));
query = query.Where(
rule.field, DateTime.Parse(rule.data).AddDays(1).Date,
(WhereOperation)StringEnum.Parse(typeof(WhereOperation), "lt"));
}
else
{
query = query.Where(
rule.field, rule.data,
(WhereOperation)StringEnum.Parse(typeof(WhereOperation), rule.op));
}
}
}
else
{
//Or
var temp = query;
foreach (var rule in grid.Where.rules)
{
//Hack to resolve datetime issue for equal , add one more where condition with lessthan of next date
ParameterExpression parameter = Expression.Parameter(query.ElementType, "p");
MemberExpression memberAccess = null;
foreach (var property in rule.field.Split('.'))
{
memberAccess = MemberExpression.Property
(memberAccess ?? (parameter as Expression), property);
}
if ((memberAccess.Type == typeof(DateTime) || memberAccess.Type == typeof(DateTime?)) && (WhereOperation)StringEnum.Parse(typeof(WhereOperation), rule.op) == WhereOperation.Equal)
{
var t = query.Where(
rule.field, rule.data,
(WhereOperation)StringEnum.Parse(typeof(WhereOperation), "ge"));
temp = temp.Concat(t);
t = query.Where(
rule.field, DateTime.Parse(rule.data).AddDays(1).Date,
(WhereOperation)StringEnum.Parse(typeof(WhereOperation), "lt"));
temp = temp.Concat(t);
}
else
{
var t = query.Where(
rule.field, rule.data,
(WhereOperation)StringEnum.Parse(typeof(WhereOperation), rule.op));
temp = temp.Concat(t);
}
}
//remove repeating records
query = temp.Distinct();
}
}
//sorting
query = query.OrderBy(grid.SortColumn,
grid.SortOrder);
//count the total number of count
count = query.Count();
// return data with paging
return(query.Skip((grid.PageIndex - 1) * grid.PageSize).Take(grid.PageSize).ToArray());
}
