using DevExpress.Blazor;
using Microsoft.AspNetCore.Components;
using Microsoft.AspNetCore.Components.Forms;
using Microsoft.AspNetCore.Components.Web;
using System.ComponentModel.DataAnnotations;
using System.Linq.Expressions;
using TIAM.Entities.TransferDestinations;
using TIAMWebApp.Shared.Application.Utility;
using TIAMWebApp.Shared.Application.Models.ClientSide.UI.WizardModels;
using TIAMWebApp.Shared.Application.Models.PageModels;
using DevExpress.Pdf.Native.BouncyCastle.Asn1.X509.Qualified;
using Microsoft.Extensions.Localization;
using TIAM.Resources;
using TIAMWebApp.Shared.Application.Interfaces;


namespace TIAMSharedUI.Pages.Components
{
    public partial class InputWizard : ComponentBase
    {
        [Inject]
        public required LogToBrowserConsole LogToBrowserConsole { get; set; }

        [Inject]
        IStringLocalizer<TIAMResources> localizer { get; set; }

        [Inject]
        public IWizardProcessor WizardProcessor { get; set; }

        public Dictionary<int, Guid> FormSteps { get; set; } = new Dictionary<int, Guid>();
        public int CurrentStep { get; set; } = 0;

        //TestUserData Data { get; set; } = new TestUserData();

        [Parameter]
        public string TitleResourceString { get; set; } = "Wizard";

        [Parameter]
        public object Data { get; set; } = new object();

        [Parameter]
        public EventCallback<object> OnSubmit { get; set; }


        
        string _formSubmitResult = "";
        private string _spinnerClass = "";

        async Task HandleValidSubmit()
        {
            _spinnerClass = "spinner-border spinner-border-sm";
            await Task.Delay(500);
            await WizardProcessor.ProcessWizardAsync(Data.GetType(), Data);
            _formSubmitResult = "You have been registred successully.";
            _spinnerClass = "";
            
            await OnSubmit.InvokeAsync(Data);

        }
        void HandleInvalidSubmit()
        {
            _formSubmitResult = "Please correct all errors";
        }

        public void OnNext(MouseEventArgs args)
        {
            LogToBrowserConsole.LogToBC("OnNext called");
            CurrentStep++;
        }

        public void OnPrevious(MouseEventArgs args)
        {
            LogToBrowserConsole.LogToBC("OnPrev called");
            CurrentStep--;
        }

        public RenderFragment CreateEditFormFields() => formLayoutBuilder =>
        {

            var _type = Data.GetType();
            LogToBrowserConsole.LogToBC("Hellooooo " + _type.AssemblyQualifiedName);

            var propertyList = _type.GetProperties();
            //var propertyList = typeof(TestUserData).GetProperties();
            formLayoutBuilder.OpenComponent<DxFormLayout>(0);

            formLayoutBuilder.AddAttribute(1, "ChildContent", (RenderFragment)((layoutItemBuilder) =>
            {
                int i = 0;
                int j = 0;
                foreach (var property in propertyList)
                {

                    //if (property.Name == "Id" || property.Name == "Latitude" || property.Name == "Longitude" || property.Name == "Created" || property.Name == "Modified")
                    //if (property.Name == "Id" || property.Name == "Created" || property.Name == "Modified")
                    //{
                    //    continue;
                    //}

                    Guid _stepID = Guid.Empty;

                    if (!FormSteps.ContainsKey(j))
                    {
                        _stepID = Guid.NewGuid();
                        FormSteps.Add(j, _stepID);
                    }
                    else
                    {
                        _stepID = FormSteps[j];
                    }

                    var access = Expression.Property(Expression.Constant(Data), property.Name);
                    var lambda = Expression.Lambda(typeof(Func<>).MakeGenericType(property.PropertyType), access);

                    LogToBrowserConsole.LogToBC(lambda.ToString());

                    layoutItemBuilder.OpenElement(i++, "div");//open div
                    layoutItemBuilder.AddAttribute(i++, "id", _stepID.ToString());
                    layoutItemBuilder.AddAttribute(i++, "class", "disply-flex align-items-center");
                    layoutItemBuilder.AddAttribute(i++, "style", "width: 100%;");
                    if (j != CurrentStep)
                        layoutItemBuilder.AddAttribute(i++, "hidden", "true");

                    DataTypeAttribute attrList = (DataTypeAttribute)property.GetCustomAttributes(typeof(DataTypeAttribute), false).First();
                    DisplayAttribute displayLabel = (DisplayAttribute)property.GetCustomAttributes(typeof(DisplayAttribute), false).First();
                    layoutItemBuilder.OpenComponent<DxFormLayoutItem>(i++); //open dxformlayoutitem
                    layoutItemBuilder.AddAttribute(i++, "Caption", displayLabel.Name);
                    layoutItemBuilder.AddAttribute(i++, "ColSpanMd", 12);
                    //layoutItemBuilder.AddAttribute(i++, "CssClass", "form-field");

                    layoutItemBuilder.AddAttribute(i++, "Template", (RenderFragment<object>)((context) => ((editor) =>
                    {
                        var j = 0;
                        switch (attrList.DataType)
                        {

                            case DataType.Text:
                                {
                                    editor.OpenComponent<DxTextBox>(j++);
                                    LogToBrowserConsole.LogToBC($"{property.Name}, {property.PropertyType}");
                                    editor.AddAttribute(j++, "Text", property.GetValue(Data));
                                    editor.AddAttribute(j++, "TextExpression", lambda);
                                    editor.AddAttribute(j++, "CssClass", "form-field");
                                    editor.AddAttribute(j++, "TextChanged", EventCallback.Factory.Create<string>(this, str => { property.SetValue(Data, str); }));
                                    editor.CloseComponent();
                                    break;
                                }
                            case DataType.Password:
                                {

                                    editor.OpenComponent<DxTextBox>(j++);
                                    editor.AddAttribute(j++, "Password", true);
                                    editor.AddAttribute(j++, "NullText", "Password");
                                    editor.AddAttribute(j++, "Text", property.GetValue(Data));
                                    editor.AddAttribute(j++, "TextExpression", lambda);
                                    editor.AddAttribute(j++, "TextChanged", EventCallback.Factory.Create<string>(this, str => { property.SetValue(Data, str); }));
                                    editor.CloseComponent();
                                    break;
                                }
                            case DataType.PhoneNumber:
                                {
                                    editor.OpenComponent<DxMaskedInput<string>>(j++);
                                    editor.AddAttribute(j++, "Value", property.GetValue(Data));
                                    editor.AddAttribute(j++, "Mask", TIAMRegularExpressions.PhoneNumberMask);
                                    editor.AddAttribute(j++, "ValueExpression", lambda);
                                    editor.AddAttribute(j++, "ValueChanged", EventCallback.Factory.Create<string>(this, str => { property.SetValue(Data, str); }));
                                    editor.CloseComponent();
                                    break;
                                }
                            case DataType.Date:
                                {
                                    editor.OpenComponent<DxDateEdit<DateTime>>(j);
                                    editor.AddAttribute(j++, "Date", property.GetValue(Data));
                                    editor.AddAttribute(j++, "DateExpression", lambda);
                                    editor.AddAttribute(j++, "DateChanged", EventCallback.Factory.Create<DateTime>(this, str => { property.SetValue(Data, str); }));
                                    editor.CloseComponent();
                                    break;

                                }
                            case DataType.Custom:
                                {
                                    if (property.PropertyType == typeof(double))
                                    {

                                        editor.OpenComponent<DxMaskedInput<double>>(j);

                                        editor.AddAttribute(j++, "Value", property.GetValue(Data));

                                        editor.AddAttribute(j++, "Mask", "n6");
                                        editor.AddAttribute(j++, "ValueExpression", lambda);
                                        editor.AddAttribute(j++, "CssClass", "form-field");
                                        editor.AddAttribute(j++, "ValueChanged", EventCallback.Factory.Create<double>(this, str => { property.SetValue(Data, str); }));
                                        editor.CloseComponent();
                                        break;
                                    }
                                    else if (property.PropertyType == typeof(int))
                                    {

                                        editor.OpenComponent<DxMaskedInput<int>>(j);

                                        editor.AddAttribute(j++, "Value", property.GetValue(Data));

                                        editor.AddAttribute(j++, "Mask", "n0");
                                        editor.AddAttribute(j++, "ValueExpression", lambda);
                                        editor.AddAttribute(j++, "CssClass", "form-field");
                                        editor.AddAttribute(j++, "ValueChanged", EventCallback.Factory.Create<int>(this, str => { property.SetValue(Data, str); }));
                                        editor.CloseComponent();
                                        break;
                                    }
                                    else if (property.PropertyType == typeof(string) && property.Name == "Occupation")
                                    {

                                        editor.OpenComponent<DxComboBox<string, string>>(j);
                                        editor.AddAttribute(j++, "Data", AdditionalData.Occupations);
                                        editor.AddAttribute(j++, "Value", property.GetValue(Data));
                                        editor.AddAttribute(j++, "ValueExpression", lambda);
                                        editor.AddAttribute(j++, "ValueChanged", EventCallback.Factory.Create<string>(this, str => { property.SetValue(Data, str); }));
                                        editor.CloseComponent();
                                        break;
                                    }
                                    else if (property.PropertyType == typeof(TransferDestination))
                                    {

                                    }

                                    break;

                                }
                            case DataType.MultilineText:
                                {
                                    editor.OpenComponent<DxMemo>(j);
                                    editor.AddAttribute(j++, "Text", property.GetValue(Data));
                                    editor.AddAttribute(j++, "TextExpression", lambda);
                                    editor.AddAttribute(j++, "CssClass", "form-field");
                                    editor.AddAttribute(j++, "TextChanged", EventCallback.Factory.Create<string>(this, str => { property.SetValue(Data, str); }));
                                    editor.CloseComponent();
                                    break;

                                }
                            default:
                                break;
                        }
                    })));

                    layoutItemBuilder.CloseComponent(); //close dxformlayoutitem
                    if (j < propertyList.Length - 1)
                    {
                        layoutItemBuilder.OpenComponent<DxButton>(i++);
                        layoutItemBuilder.AddAttribute(i++, "Click", EventCallback.Factory.Create<MouseEventArgs>(this, OnNext));
                        layoutItemBuilder.AddAttribute(i++, "SubmitFormOnClick", false);
                        layoutItemBuilder.AddAttribute(i++, "CssClass", "btn btn-primary mt-3");
                        layoutItemBuilder.AddAttribute(i++, "Text", "Next");
                        layoutItemBuilder.CloseComponent();
                    }
                    if (j > 0)
                    {
                        layoutItemBuilder.OpenComponent<DxButton>(i++);
                        layoutItemBuilder.AddAttribute(i++, "Click", EventCallback.Factory.Create<MouseEventArgs>(this, OnPrevious));
                        layoutItemBuilder.AddAttribute(i++, "SubmitFormOnClick", false);
                        layoutItemBuilder.AddAttribute(i++, "CssClass", "btn btn-secondary mt-3");
                        layoutItemBuilder.AddAttribute(i++, "Text", "Previous");
                        layoutItemBuilder.CloseComponent();
                    }
                    layoutItemBuilder.CloseElement(); //close div


                    layoutItemBuilder.OpenElement(i++, "div");
                    layoutItemBuilder.AddAttribute(i++, "class", "text-danger");
                    layoutItemBuilder.OpenComponent(i++, typeof(ValidationMessage<>).MakeGenericType(property.PropertyType));
                    layoutItemBuilder.AddAttribute(i++, "For", lambda);
                    layoutItemBuilder.CloseComponent();
                    layoutItemBuilder.CloseElement();


                    LogToBrowserConsole.LogToBC($"loop {j}, {propertyList.Length}");
                    j++;

                }
                layoutItemBuilder.OpenComponent<DxFormLayoutItem>(i++);
                layoutItemBuilder.AddAttribute(i++, "Template", (RenderFragment<object>)((context) => ((editor) =>
                {
                    LogToBrowserConsole.LogToBC($"Submit button {CurrentStep}, {propertyList.Length}");
                    editor.OpenComponent<DxButton>(i++);
                    editor.AddAttribute(i++, "SubmitFormOnClick", true);
                    editor.AddAttribute(i++, "Text", "Submit");
                    editor.AddAttribute(i++, "CssClass", "btn btn-primary mt-3");
                    if (CurrentStep == propertyList.Length-1)
                    {
                        editor.AddAttribute(i++, "Visible", true);
                    }
                    else
                    {
                        editor.AddAttribute(i++, "Visible", false);
                    }
                    editor.OpenElement(i++, "span");
                    editor.AddAttribute(i++, "class", _spinnerClass);
                    editor.CloseElement();
                    editor.CloseComponent();
                })));

                layoutItemBuilder.CloseComponent();
            }));
            formLayoutBuilder.CloseComponent();
        };



    }
}