Open-Harbor/dotnet-dynamic-linq
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got rid of generic depedancy. :)

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This commit is contained in:
David Lebée
2018-03-14 19:25:47 -05:00
parent c4a398a8cb
commit 18a3756f51
8 changed files with 160 additions and 156 deletions
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PoweredSoft.DynamicLinq/Helpers/QueryableHelpers.cs
+30 -11
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@@ -79,6 +79,8 @@ namespace PoweredSoft.DynamicLinq.Helpers
return ret;
}
public static IQueryable GroupBy(IQueryable query, Type type, List<(string path, string propertyName)> parts, Type groupToType = null, Type equalityCompareType = null)
{
// EXPRESSION
@@ -270,16 +272,16 @@ namespace PoweredSoft.DynamicLinq.Helpers
throw new NotSupportedException($"{convertStrategy} supplied is not recognized");
}
public static IQueryable CreateOrderByExpression(IQueryable query, string sortPath, QueryOrderByDirection sortDirection, bool appendSort = true)
public static IQueryable CreateOrderByExpression(IQueryable query, string path, QueryOrderByDirection direction, bool append = true)
{
var parameter = Expression.Parameter(query.ElementType, "t");
var member = QueryableHelpers.ResolvePathForExpression(parameter, sortPath);
var member = QueryableHelpers.ResolvePathForExpression(parameter, path);
string sortCommand = null;
if (sortDirection == QueryOrderByDirection.Descending)
sortCommand = appendSort == false ? "OrderByDescending" : "ThenByDescending";
if (direction == QueryOrderByDirection.Descending)
sortCommand = append == false ? "OrderByDescending" : "ThenByDescending";
else
sortCommand = appendSort == false ? "OrderBy" : "ThenBy";
sortCommand = append == false ? "OrderBy" : "ThenBy";
var expression = Expression.Lambda(member, parameter);
@@ -420,9 +422,27 @@ namespace PoweredSoft.DynamicLinq.Helpers
throw new NotSupportedException($"{collectionHandling} is not supported");
}
public static Expression<Func<T, bool>> CreateConditionExpression<T>(string path,
public static Expression<Func<T, bool>> CreateConditionExpression<T>(
string path,
ConditionOperators condition,
object value,
QueryConvertStrategy convertStrategy,
QueryCollectionHandling collectionHandling = QueryCollectionHandling.Any,
ParameterExpression parameter = null,
bool nullChecking = false,
StringComparison? stringComparision = null)
{
var ret = CreateConditionExpression(typeof(T), path, condition, value, convertStrategy,
collectionHandling: collectionHandling,
parameter: parameter,
nullChecking: nullChecking,
stringComparision: stringComparision) as Expression<Func<T, bool>>;
return ret;
}
public static Expression CreateConditionExpression(Type type,
string path,
ConditionOperators condition,
object value,
QueryConvertStrategy convertStrategy,
@@ -432,12 +452,11 @@ namespace PoweredSoft.DynamicLinq.Helpers
StringComparison? stringComparision = null)
{
if (parameter == null)
parameter = Expression.Parameter(typeof(T), "t");
parameter = Expression.Parameter(type, "t");
var parts = path.Split('.').ToList();
var result = InternalCreateConditionExpression(1, typeof(T), parameter, parameter, parts, condition, value, convertStrategy, collectionHandling, nullChecking, stringComparision);
var ret = result as Expression<Func<T, bool>>;
return ret;
var result = InternalCreateConditionExpression(1, type, parameter, parameter, parts, condition, value, convertStrategy, collectionHandling, nullChecking, stringComparision);
return result;
}
public static bool IsEnumerable(MemberExpression member)