using System.Collections.Generic;

using System.Linq;

using System.Linq.Expressions;

using System.Reflection;

using Remotion.Linq.Parsing.Structure.IntermediateModel;



namespace LINQToTTreeLib.relinq

{

    class PairWiseAllExpressionNode : ResultOperatorExpressionNodeBase

    {

        /// <summary>

        /// List of methods in the re-linq expression tree that can be parsed

        /// by this node parser.

        /// </summary>

        public static MethodInfo[] SupportedMethods = new[]

            {

                GetSupportedMethod (() => Helpers.PairWiseAll<object>((IEnumerable<object>) null, null)),

                GetSupportedMethod (() => Helpers.PairWiseAll<object>((IQueryable<object>) null, null))

            };



        private readonly LambdaExpression _test;



        /// <summary>

        /// Create the expression node

        /// </summary>

        /// <param name="parseInfo"></param>

        public PairWiseAllExpressionNode(MethodCallExpressionParseInfo parseInfo, LambdaExpression test)

            : base(parseInfo, null, null)

        {

            _test = test;

        }



        protected override Remotion.Linq.Clauses.ResultOperatorBase CreateResultOperator(ClauseGenerationContext clauseGenerationContext)

        {

            return new PairWiseAllResultOperator(_test);

        }



        public override System.Linq.Expressions.Expression Resolve(System.Linq.Expressions.ParameterExpression inputParameter, System.Linq.Expressions.Expression expressionToBeResolved, ClauseGenerationContext clauseGenerationContext)

        {

            return Source.Resolve(inputParameter, expressionToBeResolved, clauseGenerationContext);

        }

    }

}