//-----------------------------------------------------------------------
// -----------------------------------------------------------------------
// file="SideNode"
// Project: StgSharp
// AuthorGroup: Nitload
// Copyright (c) Nitload. All rights reserved.
//     
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//     
// -----------------------------------------------------------------------
// -----------------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Security.Principal;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace StgSharp.PipeLine
{
    internal sealed class BeginningNode : PipelineNode
    {

        public const string OutName = "default";

        private PipelineScheduler _bp;

        public BeginningNode(PipelineScheduler bp)
            : base(
            DefaultOperation, new PipelineNodeStringLabel("BeginningNode"), true, [ "default" ],[ OutName ])
        {
            _bp = bp;
        }

        public PipelineNodeOutPort DefaultOut => OutputPorts[OutName];

        public override void Run()
        {
            _bp.RunningStat.Wait();
            PipelineNodeOutPort.SkipAll(_output);
        }

        internal void SetInputData(IEnumerable<(string, IPipeLineConnectionPayload)> data)
        {
            if (data is null) {
                return;
            }
            foreach ((string, IPipeLineConnectionPayload) item in data) {
                OutputPorts[item.Item1].TransmitValue(item.Item2);
            }
        }

    }

    internal sealed class EndingNode : PipelineNode
    {

        private PipelineScheduler _bp;

        public EndingNode(PipelineScheduler bp)
            : base(
            DefaultOperation, name:new PipelineNodeStringLabel("EndingNode"), true, [ "default" ],[ "default" ])
        {
            _bp = bp;
        }

        public override void Run()
        {
            PipelineNodeInPort.WaitAll(_input);
            _bp.ResetIndex();
            _bp.RunningStat.Release();
        }

    }
}