//	Spludlow Software
//	Copyright © Samuel P. Ludlow 2020 All Rights Reserved
//	Distributed under the terms of the GNU General Public License version 3
//	Distributed WITHOUT ANY WARRANTY; without implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE
//	https://www.spludlow.co.uk/LICENCE.TXT
//	The Spludlow logo is a registered trademark of Samuel P. Ludlow and may not be used without permission
//	v1.14

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using System.IO;

namespace Spludlow
{
    [Serializable]
    public class CallSet
    {
        public CallMethod[] Calls;
        public int CallIndex;
        public int Hop;

		public string Trace;

		public string Schedule;

        public CallSet()
        {
        }

		public CallSet(Dictionary<string, List<string>> arguments)
		{
			if (arguments.Keys.Count == 1 && arguments.ContainsKey("") == true)
			{
				List<string> list = arguments[""];

				if (list.Count == 1)
				{
					//	load from file
				}
				else
				{
					if (list.Count < 3)
						throw new ApplicationException("Must at least supply A T M.");
				}
			}
			else
			{
				this.Construct(new CallMethod(arguments));
			}
		}

        public CallSet(CallMethod call)
        {
            this.Construct(call);
        }

        public CallSet(CallMethod[] calls)
        {
            this.Construct(calls);
        }

		public void Construct(CallMethod call)
		{
			this.Construct(new CallMethod[] { call });
		}

        public void Construct(CallMethod[] calls)
        {
            this.Calls = calls;
            this.CallIndex = 0;
            this.Hop = 0;

			if (calls.Length == 0)
				throw new ApplicationException("CallsInfo; No calls");

        }

		public void Reset()
		{
			this.CallIndex = 0;
			this.Hop = 0;
			this.Trace = null;

			foreach (CallMethod method in this.Calls)
			{
				method.PickUpQueue = null;
				method.Result = null;		
			}
		}

		public string Write2()
		{
			StringBuilder text = new StringBuilder();

			text.AppendLine("#\tSpludlow CallSet Text");
			text.AppendLine("#\tCallIndex\t" + this.CallIndex);
			text.AppendLine("#\tHop\t" + this.Hop);
			text.AppendLine("#\tCalls Length\t" + this.Calls.Length);

			for (int index = 0; index < this.Calls.Length; ++index)
			{
				Spludlow.CallMethod method = this.Calls[index];

				text.AppendLine("#\tMethod:\t" + index);
				text.AppendLine(Spludlow.CallText.Write2(method, method.Parameters, method.ConstructorArguments));
			}



			return text.ToString();
		}

		public CallMethod CurrentMethod
		{
			get
			{
				return this.Calls[this.CallIndex];
			}
		}

		public CallMethod LastMethod
		{
			get
			{
				return this.Calls[this.Calls.Length - 1];
			}
		}

    }
}