using Microsoft.AspNetCore.Components;
using Newtonsoft.Json;
using System.Collections.ObjectModel;
using System.Reflection.Metadata;
using System.Runtime.Intrinsics.X86;
using System.Text.Json.Serialization;
using WebWindowConfigurator.DTO;
using WebWindowConfigurator.Json;
using static WebWindowConfigurator.Json.WindowConst;

namespace WebWindowConfigurator
{
    public partial class WebWindowMaker
    {
        #region Public Properties

        [Parameter]
        public EventCallback<bool> EC_OnClose { get; set; }

        [Parameter]
        public EventCallback<string> EC_OnUpdate { get; set; }

        [Parameter]
        public EventCallback<TemplateSelectDTO> EC_OnSelectedTemplate { get; set; }

        [Parameter]
        public List<TemplateSelectDTO> IN_TemplateDTOList { get; set; } = null!;

        [Parameter]
        public Template IN_SelTemplate
        {
            get => m_SelTemplate;
            set {
                if (value != null && (m_SelTemplate == null || (m_SelTemplate != null && value.nIndex != m_SelTemplate.nIndex)) && !string.IsNullOrEmpty(value.JWD))
                {
                    m_SelTemplate = value;
                    JsonWindow WindowFromJson = JsonConvert.DeserializeObject<JsonWindow>(m_SelTemplate.JWD, new PolymorphicJsonConverter());
                    m_CurrWindow = WindowFromJson.Deserialize();
                    m_FillList = new List<Fill>();
                    m_SashList = new List<Sash>();
                    m_SplitList = new List<Split>();
                    SearchInAreaList(m_CurrWindow.AreaList[0]);
                    m_SelSVG = m_SelTemplate.SVG;
                }
            }
        }


        private Template m_SelTemplate { get; set; } = null!;

        public TemplateSelectDTO? SelTemplateDTO { get; set; } = null;

        public string m_SelSVG { get; set; } = "";

        #endregion Public Properties

        #region Protected Enums

        protected enum CompileStep
        {
            Template = 0,
            Frame = 1,
            Split,
            Sash,
            Fill
        }

        #endregion Protected Enums

        #region Protected Properties

        private Frame m_Frame;
        protected Frame Frame
        {
            get => m_Frame;
            set => m_Frame = value;
        }
        
        #endregion Protected Properties

        #region Protected Methods
        protected override void OnInitialized()
        {
            //base.OnInitialized();
            //m_CurrWindow = new Window();
            //Frame NewFrame = (Frame)Frame.CreateFrame(m_CurrWindow);
            //m_CurrWindow.AreaList.Add(NewFrame);
            //m_SelArea = NewFrame;
            //Sash NewSash = Sash.CreateSash(NewFrame);
            //NewFrame.AreaList.Add(NewSash);
        }

        protected async void DoSelect(TemplateSelectDTO newSel)
        {
            SelTemplateDTO = newSel;
            await EC_OnSelectedTemplate.InvokeAsync(newSel);
        }
        protected async Task DoSave()
        {
            var CurrJwd = JsonConvert.SerializeObject(m_CurrWindow.Serialize(), Formatting.Indented);
            await EC_OnUpdate.InvokeAsync(CurrJwd);
        }
        protected async Task DoClose()
        {
            await EC_OnClose.InvokeAsync(true);
        }

        #endregion Protected Methods

        #region Private Fields

        private CompileStep currStep = CompileStep.Template;

        #endregion Private Fields

        #region Private Properties

        private Window m_CurrWindow { get; set; } = new Window();

        #endregion Private Properties

        #region Private Methods

        private List<Sash> m_SashList = new List<Sash>();
        public List<Sash> SashList
        {
            get => m_SashList;
        }
        private List<Fill> m_FillList = new List<Fill>();
        public List<Fill> FillList
        {
            get => m_FillList;
        }
        private List<Split> m_SplitList = new List<Split>();
        public List<Split> SplitList
        {
            get => m_SplitList;
        }

        public void SearchInAreaList(Area node)
        {
            if (node != null)
            {
                switch (node.AreaType)
                {
                    case AreaTypes.FRAME:
                        {
                            m_Frame = (Frame)node;
                            break;
                        }
                    case AreaTypes.SASH:
                        {
                            m_SashList.Add((Sash)node);
                            break;
                        }
                    case AreaTypes.FILL:
                        {
                            m_FillList.Add((Fill)node);
                            break;
                        }
                    case AreaTypes.SPLIT:
                        {
                            m_SplitList.Add((Split)node);
                            break;
                        }
                }
                foreach (var item in node.AreaList)
                {
                    SearchInAreaList(item);
                }
            }
        }

        private void AdvStep(CompileStep newStep)
        {
            currStep = newStep;
        }

        #endregion Private Methods
    }
}