using Microsoft.AspNetCore.Components;
using Microsoft.AspNetCore.Components.Web;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.Reflection.Metadata;
using WebWindowConfigurator.DTO;
using WebWindowConfigurator.Json;
using static WebWindowConfigurator.Json.WindowConst;

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

        [Parameter]
        public string CssSvg { get; set; } = "responsive-svg";

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

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

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

        [Parameter]
        public Template IN_SelTemplate
        {
            get => m_SelTemplate;
            set
            {
                // Se non ho ancora selezionato template oppure se cambio template di selezione
                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()) ?? new JsonWindow("");
                    if (m_CurrWindow != null)
                    {
                        m_CurrWindow.OnPreview -= M_CurrWindow_OnPreview;
                        m_CurrWindow = null;
                    }
                    m_CurrWindow = WindowFromJson.Deserialize();
                    m_CurrWindow.OnPreview += M_CurrWindow_OnPreview;
                    // recupero dimensioni Frame e Joint Frame della finestra precedente
                    if(m_PreviousWindow != null)
                    {
                        for(int i = 0; i < 2; i++)
                            m_CurrWindow.AreaList[0].DimensionList[i] = m_PreviousWindow.AreaList[0].DimensionList[i];
                        for (int i = 0; i < 4; i++)
                            m_CurrWindow.AreaList[0].JointList[i] = m_PreviousWindow.AreaList[0].JointList[i];
                    }
                }
                if (m_CurrWindow != null)
                {
                    m_FillList = new List<Fill>();
                    m_SashList = new List<Sash>();
                    m_SplitList = new List<Split>();
                    m_SplittedList = new List<Splitted>();
                    CreateWindowsList(m_CurrWindow.AreaList[0]);
                }
            }
        }

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

        [Parameter]
        public string LiveSVG
        {
            get => m_SelSVG;
            set => m_SelSVG = value;
        }

        #endregion Public Properties

        #region Public Methods

        public void Dispose()
        {
            if (m_CurrWindow != null)
            {
                m_CurrWindow.OnPreview -= M_CurrWindow_OnPreview;
                m_CurrWindow = null;
            }
        }

        #endregion Public Methods

        #region Protected Enums

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

        protected enum ColorWindow
        {
            Bianco = 0,
            Grigio = 1,
            Tortora,
            Blu,
            Verde,
            Nero
        }

        #endregion Protected Enums

        #region Protected Properties

        protected Frame FrameWindow
        {
            get => m_Frame;
            set => m_Frame = value;
        }

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

        /// <summary>
        /// Componente SVG da mostrare
        /// </summary>
        protected MarkupString outSvg
        {
            get
            {
                // aggiunta gestione classe svg per posizionamento con costraints
                var newSvg = LiveSVG.Replace("<svg", $"<svg class=\"{CssSvg}\"");
                return (MarkupString)newSvg;
            }
        }

        protected List<Sash> SashList
        {
            get => m_SashList;
        }
        protected List<Split> SplitList
        {
            get => m_SplitList;
        }
        protected List<Fill> FillList
        {
            get => m_FillList;
        }
        protected List<Splitted> SplittedList
        {
            get => m_SplittedList;
        }

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

        #endregion Protected Properties

        #region Protected Methods

        /// <summary>
        /// Metodo per la scelta della maniglia univoca
        /// </summary>
        /// <param name="sashDim"></param>
        /// <returns></returns>
        protected async Task changeHandle(SashDimension sashDim)
        {
            //if(m_SashList[0].AreaList.Count < 3)
            //{
                foreach (SashDimension item in SashList[0].SashList)
                {
                    if (item.Equals(sashDim))
                    {
                        item.bHasHandle = true;
                    }
                    else
                    {
                        item.bHasHandle = false;
                    }
                }
            //}
            await Task.Delay(1);
        }

        // Ancora da fare...
        protected async Task DoClose()
        {
            await EC_OnClose.InvokeAsync(true);
        }

        /// <summary>
        /// Anteprima SVG
        /// </summary>
        /// <returns></returns>
        protected async Task DoPreviewSvg()
        {
            if (m_CurrWindow != null)
            {
                var CurrJwd = JsonConvert.SerializeObject(m_CurrWindow.Serialize(), Formatting.Indented);
                Dictionary<string, string> Args = new Dictionary<string, string>();
                Args.Add("Jwd", CurrJwd);
                Args.Add("Mode", 1.ToString());
                await EC_OnUpdate.InvokeAsync(Args);
            }
        }

        /// <summary>
        /// Metodo di reset dei dati a quelli del template
        /// </summary>
        protected async Task DoReset()
        {
            JsonWindow WindowFromJson = JsonConvert.DeserializeObject<JsonWindow>(m_SelTemplate.JWD, new PolymorphicJsonConverter()) ?? new JsonWindow("");
            if (m_CurrWindow != null)
            {
                m_CurrWindow.OnPreview -= M_CurrWindow_OnPreview;
                m_CurrWindow = null;
            }
            m_CurrWindow = WindowFromJson.Deserialize();
            m_CurrWindow.OnPreview += M_CurrWindow_OnPreview;
            m_FillList = new List<Fill>();
            m_SashList = new List<Sash>();
            m_SplitList = new List<Split>();
            m_SplittedList = new List<Splitted>();
            // popolo le liste Fill, Sash e Split
            CreateWindowsList(m_CurrWindow.AreaList[0]);
            currSash = -1;
            await DoPreviewSvg();
        }

        // Ancora da fare..
        protected async Task DoSave()
        {
            //manca salvataggio JWD
            await EC_OnClose.InvokeAsync(true);
        }

        /// <summary>
        /// Selezione del template
        /// </summary>
        /// <param name="newSel"> template selezionato</param>
        protected async void DoSelect(TemplateSelectDTO newSel)
        {
            SelTemplateDTO = newSel;
            //DoSelectAndPreview(CompileStep.Frame);
            await EC_OnSelectedTemplate.InvokeAsync(newSel);
        }

        /// <summary>
        /// Metodo per cambiare step e aggiornare preview svg
        /// </summary>
        /// <param name="newStep"> step successivo</param>
        protected async void NextStepAndPreview(CompileStep newStep, int Index = -1)
        {
            currStep = newStep;
            if (newStep == CompileStep.Sash)
                currSash = Index;
            else
                currSash = -1;
            await DoPreviewSvg();
        }

        //protected void CreateWindowsList(Area node, bool IntoSash)
        //{
        //    if (node != null)
        //    {
        //        bool nodeIntoSash = false;
        //        if (node.ParentArea is Sash || IntoSash == true)
        //            nodeIntoSash = true;
        //        switch (node.AreaType)
        //        {
        //            case AreaTypes.FRAME:
        //                {
        //                    FrameWindow = (Frame)node;
        //                    if (node.AreaList[0] is Split)
        //                        SplitParentList.Add(new SplitParent(AreaTypes.FRAME, "Frame", nodeIntoSash, node.AreaList[0], null));
        //                    else
        //                        SplitParentList.Add(new SplitParent(AreaTypes.FRAME, "Frame", nodeIntoSash, null, node));
        //                    break;
        //                }
        //            case AreaTypes.SASH:
        //                {
        //                    m_SashList.Add((Sash)node);
        //                    if (node.AreaList[0] is Fill)
        //                        SplitParentList.Add(new SplitParent(AreaTypes.SPLITTED, "Sash", nodeIntoSash, null, node));
        //                    else if (node.AreaList[0] is Split)
        //                        SplitParentList.Add(new SplitParent(AreaTypes.SPLITTED, "Sash into split", nodeIntoSash, node.AreaList[0], node));
        //                    break;
        //                }
        //            case AreaTypes.FILL:
        //                {
        //                    m_FillList.Add((Fill)node);
        //                    break;
        //                }
        //            case AreaTypes.SPLIT:
        //                {
        //                    m_SplitList.Add((Split)node);
        //                    break;
        //                }
        //            case AreaTypes.SPLITTED:
        //                {
        //                    m_SplittedList.Add((Splitted)node);
        //                    if (node.AreaList[0] is Split)
        //                    {
        //                        if (node.ParentArea is Sash)
        //                            SplitParentList.Add(new SplitParent(AreaTypes.SPLITTED, "Sash", nodeIntoSash, node.AreaList[0], node));
        //                        else
        //                            SplitParentList.Add(new SplitParent(AreaTypes.SPLITTED, "Split", nodeIntoSash, node.AreaList[0], node));
        //                    }
        //                    else if (node.AreaList[0] is Sash)
        //                    {
        //                        SplitParentList.Add(new SplitParent(AreaTypes.SPLITTED, "Split area with sash", nodeIntoSash, null, node));
        //                    }
        //                    else
        //                    {
        //                        if (node.ParentArea is Sash)
        //                            SplitParentList.Add(new SplitParent(AreaTypes.SPLITTED, "Sash", nodeIntoSash, null, node));
        //                        else if (nodeIntoSash)
        //                            SplitParentList.Add(new SplitParent(AreaTypes.SPLITTED, "Area split into sash", nodeIntoSash, null, node));
        //                        else
        //                            SplitParentList.Add(new SplitParent(AreaTypes.SPLITTED, "Split", nodeIntoSash, null, node));
        //                    }
        //                    break;
        //                }
        //        }
        //        foreach (var item in node.AreaList)
        //        {
        //            CreateWindowsList(item, nodeIntoSash);
        //        }
        //    }
        //}

        protected void CreateWindowsList(Area node)
        {
            if (node != null)
            {
                switch (node.AreaType)
                {
                    case AreaTypes.FRAME:
                        {
                            FrameWindow = (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;
                        }
                    case AreaTypes.SPLITTED:
                        {
                            m_SplittedList.Add((Splitted)node);
                            break;
                        }
                }
                foreach (var item in node.AreaList)
                {
                    CreateWindowsList(item);
                }
            }
        }


        /// <summary>
        /// Metodo per settare tutti i Joints di Frame o Sash come ANGLED o FULL_H o FULL_V
        /// </summary>
        /// <param name="int_type"> tipo di giunzione (ANGLED o FULL_H o FULL_V)</param>
        /// <param name="int_place"> oggetto a cui essere applicato (Frame o Sash)</param>
        /// <returns></returns>
        private async Task AllJointsFrame(int int_type, int int_place)
        {
            Joints type = Joints.ANGLED;
            if (int_type == 2)
            {
                type = Joints.FULL_H;
            }
            else if (int_type == 3)
            {
                type = Joints.FULL_V;
            }
            if(int_place == 0)
            {
                foreach (Joint joint in FrameWindow.JointList)
                {
                    joint.SetSelJointType(type);
                }
            }
            else if(int_place == 1)
            {
                foreach (Joint joint in m_SashList[0].JointList)
                {
                    joint.SetSelJointType(type);
                }
            }
            await DoPreviewSvg();
        }

        /// <summary>
        /// Metodo per settare tutti i Joints di Frame o Sash come ANGLED o FULL_H o FULL_V
        /// </summary>
        /// <param name="int_type"> tipo di giunzione (ANGLED o FULL_H o FULL_V)</param>
        /// <param name="int_place"> oggetto a cui essere applicato (Frame o Sash)</param>
        /// <returns></returns>
        private async Task AllFill(int int_type)
        {
            FillTypes type = FillTypes.GLASS;
            if (int_type == 2)
            {
                type = FillTypes.WOOD;
            }
            foreach (Fill currFill in m_FillList)
            {
                currFill.SetFillType(type);
            }
            await DoPreviewSvg();
        }

        private async Task SwapTwoAree(Area currArea)
        {
            currArea.SwapAree();
            await DoPreviewSvg();
        }


        #endregion Protected Methods

        #region Private Fields

        private CompileStep currStep = CompileStep.Template;

        private ColorWindow currColorWin = ColorWindow.Bianco;

        private Frame m_Frame;

        private int currSash = -1;

        private List<Sash> m_SashList = new List<Sash>();

        private List<Split> m_SplitList = new List<Split>();

        private List<Fill> m_FillList = new List<Fill>();

        private List<Splitted> m_SplittedList = new List<Splitted>();

        private enum positionJoints
        {
            BL=0, // Bottom Left
            BR=1, // Bottom Right
            TR,   // Top Right
            TL    // Top Left
        }

        #endregion Private Fields

        #region Private Properties

        private Window? m_CurrWindow { get; set; } = null;

        private Window? m_PreviousWindow { get; set; } = null;

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

        #endregion Private Properties

        #region Private Methods

        /// <summary>
        /// Metodo per andare allo step successivo
        /// </summary>
        /// <param name="newStep"> step successivo</param>
        private void AdvStep(CompileStep newStep)
        {
            currStep = newStep;
            currSash = -1;
        }


        private void ChangeColorWindow(ColorWindow newColorWin)
        {
            currColorWin = newColorWin;
        }

        private void M_CurrWindow_OnPreview(object? sender, OnPreviewEventArgs e)
        {
            Dictionary<string, string> Args = new Dictionary<string, string>();
            Args.Add("Jwd", e.sJwd);
            Args.Add("Mode", 1.ToString());
            EC_OnUpdate.InvokeAsync(Args);
        }

        /// <summary>
        /// Calcola il css del tab selezionato
        /// </summary>
        /// <param name="testStep"></param>
        /// <returns></returns>
        private string tabNavCss(CompileStep testStep, int Index = -1)
        {
            if (testStep == CompileStep.Sash)
            {
                if ((currSash == 0 && Index == 0) || (currSash == 1 && Index == 1))
                {
                    return "nav-link active fw-bold";
                }
                else
                {
                    return "nav-link text-secondary";
                }
            }
            return (testStep == currStep) ? "nav-link active fw-bold" : "nav-link text-secondary";
        }

        private string buttonCss(ColorWindow testColor)
        {
            return testColor.Equals(currColorWin) ? "btn btn-outline-secondary active" : "btn btn-outline-secondary";
        }

        /// <summary>
        /// Calcola larghezza colonna da mostrare
        /// </summary>
        /// <returns></returns>
        private string mainCss()
        {
            return currStep == CompileStep.Template ? "col-12" : "col-6";
        }

        #endregion Private Methods
    }
}