/*
  * Copyright (c) 2025 LG Electronics Inc.
   * SPDX-License-Identifier: LicenseRef-LGE-Proprietary
   */
using Aurora.View;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Collections.Specialized;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace VisionCommon {
    public enum eUnitId {
        None = -1,
        Unit1 = 0, Unit2, Unit3, Unit4, Unit5, Unit6, Unit7, Unit8, Unit9, Unit10,
        Max
    }

    public class UnitRecipe : ICloneCopy<UnitRecipe> {
        public eUnitId UnitId { get; set; }
        public string UnitName { get; set; }
        public ObservableCollection<SubSysRecipe> SubSysRecipes { get; set; } = new ObservableCollection<SubSysRecipe>();

        public UnitRecipe() {
            SubSysRecipes.CollectionChanged += SubSysRecipes_CollectionChanged;
        }

        #region SubSysRecipes CollectionChanged Event
        private void SubSysRecipes_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e) {
            try {
                var subSysRecipes = sender as ObservableCollection<SubSysRecipe>;

                if (e.Action == NotifyCollectionChangedAction.Add) {
                    var newSubSysReicpe = e.NewItems[0] as SubSysRecipe;

                    if (subSysRecipes == null || subSysRecipes.Count == 0) {
                        return;
                    }
                    else {
                        newSubSysReicpe.SubSysId = (eSubSysId)subSysRecipes.Count - 1;
                        if (string.IsNullOrEmpty(newSubSysReicpe.SubSysName)) {
                            newSubSysReicpe.SubSysName = newSubSysReicpe.SubSysId.ToString();
                        }
                    }
                }
                else if (e.Action == NotifyCollectionChangedAction.Remove) {
                    int index = 0;
                    foreach (SubSysRecipe subSysRecipe in subSysRecipes) {
                        if (index == (int)eSubSysId.Max) {
                            break;
                        }
                        subSysRecipe.SubSysId = (eSubSysId)index++;
                        if (string.IsNullOrEmpty(subSysRecipe.SubSysName) || subSysRecipe.SubSysName.Contains("SubSys")) {
                            subSysRecipe.SubSysName = subSysRecipe.SubSysId.ToString();
                        }
                    }
                }
            }
            catch (Exception ex) {
            }
        }
        #endregion

        public UnitRecipe Clone() {
            return ((ICloneable)this).Clone() as UnitRecipe;
        }

        object ICloneable.Clone() {
            var cloneObj = new UnitRecipe();
            CopyTo(cloneObj);
            return cloneObj;
        }

        public void CopyTo(UnitRecipe target) {
            target.UnitId = this.UnitId;
            target.UnitName = this.UnitName;
            target.SubSysRecipes = new ObservableCollection<SubSysRecipe>(
                this.SubSysRecipes.Select(x => x.Clone()).ToList());
        }
    }
}