using OxyPlot;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using TeamAAS_VP.Core.Robots;
using TeamAAS_VP.Interfaces;
using TeamAAS_VP.Models;

namespace TeamAAS_VP.Core.PLCs
{
    public class PlcService
    {
        private readonly Dictionary<Guid, IPlc> _plcCollection;

        public PlcService()
        {
            _plcCollection = new Dictionary<Guid, IPlc>();
        }
        public bool CreatePlc(Guid id, PlcInfo plcInfo)
        {
            IPlc plc;
            if (plcInfo.CommunicationType == Enums.CommunicationType.OPC_UA_Client)
            {
                plc = new OPCuaClientPLC(plcInfo);
            }
            else if (plcInfo.CommunicationType == Enums.CommunicationType.Mitsubishi_MC)
            {
                plc = new MitsubishiMcPLC(plcInfo);
            }
            else
            {
                return false;
            }

            if (_plcCollection.ContainsKey(id))
            {
                var currenplc = _plcCollection[id];
                currenplc.Dispose();
            }
            _plcCollection[id] = plc;
            return true;
        }

        public Task<bool> CreateRobotAsync(Guid id, PlcInfo plcInfo)
        {
            IPlc plc;
            if (plcInfo.CommunicationType == Enums.CommunicationType.OPC_UA_Client)
            {
                plc = new OPCuaClientPLC(plcInfo);
            }
            else if (plcInfo.CommunicationType == Enums.CommunicationType.Mitsubishi_MC)
            {
                plc = new MitsubishiMcPLC(plcInfo);
            }
            else
            {
                return Task.FromResult(false);
            }

            if (_plcCollection.ContainsKey(id))
            {
                var currenplc = _plcCollection[id];
                currenplc.Dispose();
            }
            _plcCollection[id] = plc;
            return Task.FromResult(true);
        }

        public IPlc GetPlc(Guid id)
        {
            if (!_plcCollection.ContainsKey(id))
            {
                return null;
            }
            return _plcCollection[id];
        }

        public Task<IPlc> GetPlcAsync(Guid id)
        {
            if (!_plcCollection.ContainsKey(id))
            {
                return null;
            }
            return Task.FromResult(_plcCollection[id]);
        }

        public void UnRegisterPlc(Guid id)
        {
            if (_plcCollection.ContainsKey(id))
            {
                var plc = _plcCollection[id];
                plc.Dispose();
            }
        }

        public Task UnRegisterPlcAsync(Guid id)
        {
            if (_plcCollection.ContainsKey(id))
            {
                var plc = _plcCollection[id];
                plc.Dispose();
            }
            return Task.CompletedTask;
        }
    }
}