using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.BL.Entities;
using Tango.Core;
using Tango.SharedUI;

namespace Tango.MachineStudio.RML.ViewModels
{
    public class CalibrationDataVM : ExtendedObject
    {
        private LiquidType _liquidType;

        public LiquidType LiquidType
        {
            get { return _liquidType; }
            set { _liquidType = value; RaisePropertyChangedAuto(); }
        }

        private IdsPack _idsPack;

        public IdsPack IdsPack
        {
            get { return _idsPack; }
            set { _idsPack = value; RaisePropertyChangedAuto(); }
        }

        private ObservableCollection<CalibrationDataPointVM> _calibrationPoints;

        public ObservableCollection<CalibrationDataPointVM> CalibrationPoints
        {
            get { return _calibrationPoints; }
            set { _calibrationPoints = value; RaisePropertyChangedAuto(); OnCalibrationPointsChanged(); }
        }

        private void OnCalibrationPointsChanged()
        {
            if (CalibrationPoints != null)
            {
                CalibrationPoints.CollectionChanged -= CalibrationPoints_CollectionChanged;
                CalibrationPoints.CollectionChanged += CalibrationPoints_CollectionChanged;

                SetIndices();
            }
        }

        private void CalibrationPoints_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
        {
            SetIndices();
        }

        private void SetIndices()
        {
            if (CalibrationPoints != null)
            {
                int index = 1;
                foreach (var p in CalibrationPoints)
                {
                    p.Index = index++;
                }
            }
        }

        private CalibrationDataVM()
        {
            CalibrationPoints = new ObservableCollection<CalibrationDataPointVM>();
        }

        public CalibrationDataVM(IdsPack pack) : this()
        {
            IdsPack = pack;
            LiquidType = pack.LiquidType;
        }

        public CalibrationDataVM(LiquidType liquidType) : this()
        {
            LiquidType = liquidType;
        }
    }
}