/// <summary>
/// Creates <see cref="OrCondition"/> between left and right <see cref="IList{T}"/>s.
/// List of conditions in parameters unite inside by <see cref="AndCondition"/>.
/// </summary>
/// <param name="leftConditions">conditions which will be created as <see cref="AndCondition"/>.</param>
/// <param name="rightConditions">conditions which will be created as <see cref="AndCondition"/>.</param>
public OrCondition(IList<BaseCondition> leftConditions, IList<BaseCondition> rightConditions)
: this()
{
if (leftConditions == null || leftConditions.Count == 0)
{
throw new SpoltyException("leftConditions is incorrect");
}
if (rightConditions == null)
{
throw new SpoltyException("rightConditions is incorrect");
}
LeftCondition = new AndCondition(leftConditions);
if (rightConditions.Count > 0)
{
RightCondition = new AndCondition(rightConditions);
}
}
public Expression Make(IEnumerable<BaseCondition> conditions, Expression sourceExpression)
{
Checker.CheckArgumentNull(conditions, "conditionals");
Checker.CheckArgumentNull(sourceExpression, "sourceExpression");
var condition = new AndCondition(conditions);
if (condition.LeftCondition == null)
{
return sourceExpression;
}
Type sourceType = ExpressionHelper.GetGenericType(sourceExpression);
ParameterExpression parameterExpression = ExpressionHelper.CreateOrGetParameterExpression(sourceType, sourceType.Name, Factory.Store);
Expression body = MakeConditionExpression(condition, parameterExpression, ref sourceExpression);
if (body != null)
{
sourceExpression = MakeWhere(sourceType, sourceExpression, body, parameterExpression);
}
return sourceExpression;
}