@page "/preview/{siteid:int}"
@page "/preview/{siteid:int}/{topic?}"
@inherits MainPageBase
@using BLAIzor.Models
@using BLAIzor.Services
@using Google.Cloud.Speech.V1
@using Microsoft.AspNetCore.Identity.UI.Services
@using BLAIzor.Components.Partials
@using System.Text
@using System.Text.Json
@using System.Net

@rendermode InteractiveServer
@inject ContentService _contentService
@inject IEmailSender _emailService
@inject NavigationManager _navigationManager
@inject IHttpContextAccessor HttpContextAccessor
@inject DesignTemplateService DesignTemplateService
@inject CssTemplateService CssTemplateService
@inject CssInjectorService CssService

<div class="page" style="z-index: 1">
    <NavMenu MenuString="@Menu" OnMenuClicked=@MenuClick></NavMenu>
    <main>

        <article class="content text-center" style="position: relative; z-index: 4;">
            <PageTitle>Home</PageTitle>
            <VideoComponent SelectedBrandName="@SelectedBrandName" />
            @* <HeadContent>

                @if (!string.IsNullOrEmpty(dynamicallyLoadedCss))
                {
                    <style>@dynamicallyLoadedCss</style>
                }

            </HeadContent> *@

            <div id="maincontrol">

                @*  <div class="hoverslide"> *@

                <div class="displaysearch">
                    <div class="searchBox">

                        <input @oninput="(e) => UserInput = e.Value.ToString()"
                        @onkeydown="@Enter" class="searchInput" type="text" name="" value="@UserInput" placeholder="Ask any question">
                        <button data-hint="ask anything" class="searchButton border-0" @onclick="SendUserQuery" href="#">
                            <i class="fa-solid fa-hexagon-nodes-bolt" style="font-size:20px"></i>
                        </button>
                    </div>

                    @{
                        if (VoiceEnabled)
                        {

                            if (STTEnabled)
                            {
                                <button data-hint="talk" id="recButton" class="btn btn-primary voicebutton" onclick="startRecording()"><i class="fa-solid fa-microphone"></i></button>
                                <button id="stopButton" class="btn btn-primary voicebutton" onclick="stopRecording()" hidden><i class="fa-solid fa-microphone-slash"></i></button>
                            }

                            if(TTSEnabled)
                            {
                                if(!AiVoicePermitted)
                                {
                                    <button data-hint="listen" class="btn btn-primary voicebutton" @onclick="AllowAIVoice"><i class="fa-solid fa-volume-xmark"></i>

                                    </button>
                                }
                                else
                                {
                                    <button data-hint="listen" class="btn btn-primary voicebutton" @onclick="MuteAI"><i class="fa-solid fa-volume-high"></i></button>
                                }
                                <audio id="audioPlayer" hidden style="display: none;"></audio>
                            }


                        }

                    }

                </div>

                @*  Type anything *@

                @*  </div> *@
            </div>

            <p id="recordingText"></p>

            <div id="currentContent">
                @{
                    if (!string.IsNullOrEmpty(HtmlContent.ToString()))
                    {

                        if (isEmailFormVisible)
                        {
                            <div class="conteiner-fluid">
                                <div class="row">
                                    <div class="pt-5 @FirstColumnClass">
                                        @((MarkupString)HtmlContent.ToString())
                                    </div>
                                    <div class="pt-5 col-12 col-md-6">
                                        <ContactFormComponent ContactFormModel="@ContactFormModel" DocumentEmailAddress="@DocumentEmailAddress" OnDataChanged="@ContentChangedInForm"></ContactFormComponent>
                                        <button @onclick="CancelEmail" class="btn btn-primary">Cancel</button>
                                    </div>
                                </div>
                            </div>

                        }
                        else
                        {
                            <div class="pt-5 @FirstColumnClass">
                                @((MarkupString)HtmlContent.ToString())
                            </div>
                        }
                    }
                    else
                    {
                        <div class="text-center row" style="height: 70vh;">
                            <p>@StatusContent</p>
                            <div class="mydiv"></div>
                            <div class="mydiv"></div>
                            <div class="mydiv"></div>
                            <div class="mydiv"></div>
                            <div class="mydiv"></div>

                        </div>
                    }


                }
            </div>
            <button class="btn btn-primary" @onclick="HomeClick"><i class="fa-solid fa-rotate"></i></button>
        </article>
    </main>
</div>

<script>

    var sessionId = null;

    function setSessionId(id) {
    sessionId = id;
    console.log("Session ID set:", sessionId);
    }

    function callAI(inputString) {
    console.log(sessionId);
    DotNet.invokeMethodAsync('BLAIzor', 'CallCSharpMethod2', inputString, sessionId, false)
    .then(response => console.log(response))
    .catch(error => console.error(error));
    }


</script>
<script>
    function openCalendar(calendlyUserName) {
    console.log(calendlyUserName);
    Calendly.initPopupWidget({
    url: 'https://calendly.com/' + calendlyUserName + '?name=JohnDoe&email=john.doe@example.com'
    });
    }
</script>

<script>
    function openContactForm(emailAddress) {
    console.log(emailAddress);

    if (emailAddress) {
    DotNet.invokeMethodAsync('BLAIzor', 'OpenEmailForm2', emailAddress)

    }
    }
</script>


@code {
    // public static Preview myHome;
    private string? Subdomain;
    [Parameter]
    public int siteid { get; set; }
    [Parameter]
    public string? topic { get; set; }

    private string ChatGptResponse = string.Empty;
    private bool isRecording = false;    
    
    private string dynamicallyLoadedCss = string.Empty;
    
    private string Menu;
  
    private void AllowAIVoice()
    {
        AiVoicePermitted = true;
    }
    private void MuteAI()
    {
        AiVoicePermitted = false;
    }


    protected override async Task OnAfterRenderAsync(bool firstRender)
    {
        if (firstRender)
        {
            await jsRuntime.InvokeVoidAsync("setSessionId", SessionId);
            await jsRuntime.InvokeVoidAsync("initHints");

        }

        if (_initVoicePending)
        {
            Console.WriteLine("PENDING VOICE--------------------------------------------------");
            _initVoicePending = false;
            await jsRuntime.InvokeVoidAsync("initVoiceRecorder", "ProcessAudio2");
        }
    }

    protected override Task OnInitializedAsync()
    {
        VoiceEnabled = configuration?.GetSection("AiSettings")?.GetValue<bool>("VoiceActivated") ?? false;
        return base.OnInitializedAsync();
    }

    public async void MenuClick(string menuName)
    {
        await CallCSharpMethod2(menuName, SessionId, true);
    }

    public void HomeClick()
    {
        //ChatGptService.OnContentReceived -= UpdateContent;
        AIService.OnContentReceived -= UpdateContent;
        _navigationManager.Refresh(true);
    }

    // private async Task HandleValidSubmit()
    // {
    //     try
    //     {
    //         // Simulate sending an email
    //         await ((EmailService)_emailService).SendEmailAsync(ContactFormModel, DocumentEmailAddress);
    //         SuccessMessage = "Thank you for contacting us! Your message has been sent.";
    //         ErrorMessage = null;

    //         // Clear the form
    //         ContactFormModel = new();
    //     }
    //     catch (Exception ex)
    //     {
    //         ErrorMessage = "An error occurred while sending your message. Please try again later.";
    //         SuccessMessage = null;
    //     }
    // }

    private void CancelEmail()
    {
        FirstColumnClass = "";
        isEmailFormVisible = false;
        StateHasChanged();
    }

    public Preview()
    {
        myHome = this; // Set the static reference to the current instance
    }

    // [JSInvokable("OpenEmailForm3")]
    // public static async void OpenEmailForm3(string emailAddress)
    // {
    //     if (myHome != null)
    //     {
    //         await myHome.DisplayEmailForm(emailAddress);
    //     }
    //     Console.Write("openEmail with: " + emailAddress);
    // }

    // public async Task DisplayEmailForm(string emailAddress)
    // {
    //     FirstColumnClass = "col-12 col-md-6";
    //     isEmailFormVisible = true;
    //     DocumentEmailAddress = emailAddress;
    //     StateHasChanged();
    //     var result = await jsRuntime.InvokeAsync<object>("getDivContent", "currentContent");
    //     _scopedContentService.CurrentDOM = JsonSerializer.Serialize(result);
    //     // Console.Write($"{_scopedContentService.CurrentDOM}");
    // }

    protected override async Task OnParametersSetAsync()
    {
        SessionId = Guid.NewGuid().ToString();
        SiteId = siteid;
        _instances[SessionId] = this;
        _scopedContentService.OnBrandNameChanged += HandleBrandNameChanged;
        SelectedBrandName = _scopedContentService.SelectedBrandName;
        // Subdomain = HttpContextAccessor.HttpContext?.Items["Subdomain"]?.ToString();
        SiteInfo = await _scopedContentService.GetSiteInfoByIdAsync(SiteId);
        if (SiteInfo != null)
        {

            // SiteId = SiteInfo.Id;

            _scopedContentService.SelectedBrandName = SiteInfo.SiteName.ToLower();
            TTSEnabled = SiteInfo.TTSActive;
            STTEnabled = SiteInfo.STTActive;
            
            Console.Write("Selected brand name:" + _scopedContentService.SelectedBrandName);
        }
        else
        {
            // SiteId = 1;
            _scopedContentService.SelectedBrandName = "default";
            TTSEnabled = false;
            STTEnabled = false;
            
        }
        _scopedContentService.SelectedSiteId = SiteId;

        Console.Write("------------------------");
        // Load the CSS template for the selected brand from the database
        var designTemplate = await DesignTemplateService.GetByIdAsync((int)SiteInfo.TemplateId!);
        var cssTemplate = await CssTemplateService.GetByDesignTemplateIdAsync((int)SiteInfo.TemplateId);
        TemplateCollectionName = designTemplate.QDrandCollectionName;

        if (cssTemplate != null)
        {
            dynamicallyLoadedCss = cssTemplate.CssContent; // Assuming Content holds the CSS string
            var cssPath = await CssTemplateService.SaveTempCssFileAsync(dynamicallyLoadedCss, SessionId);
            await jsRuntime.InvokeVoidAsync("seemgen.injectCssFile", cssPath);
        }


        Console.Write("------------------------");

        // ChatGptService.OnContentReceived += UpdateContent;
        AIService.OnContentReceived += UpdateContent;
        // ChatGptService.OnStatusChangeReceived += UpdateStatus;
        AIService.OnStatusChangeReceived += UpdateStatus;
        AIService.OnTextContentAvailable += UpdateTextContentForVoice;

        Menu = await GetMenuList(SiteId);
        if (string.IsNullOrEmpty(HtmlContent.ToString()))
        {
            if (!string.IsNullOrWhiteSpace(topic))
            {
                UserInput = topic;
                await ChatGptService.ProcessContentRequest(SessionId, UserInput, SiteId, (int)SiteInfo.TemplateId!, TemplateCollectionName, Menu, true);
            }
            else
            {
                await ChatGptService.GetChatGptWelcomeMessage(SessionId, SiteId, TemplateCollectionName, Menu);
            }
            
        }
        UserInput = string.Empty;
        _initVoicePending = true;
    }

    private async void UpdateContent(string receivedSessionId, string content)
    {
        if (receivedSessionId == SessionId) // Only accept messages meant for this tab
        {
            HtmlContent.Clear();
            HtmlContent.Append(content);
            //InvokeAsync(StateHasChanged); // Ensures UI updates dynamically
            await InvokeAsync(() =>
            {
                StateHasChanged();
            });
            //_scopedContentService.CurrentDOM = await jsRuntime.InvokeAsync<string>("getDivContent", "currentContent");
        }
    }

    private async void UpdateTextContentForVoice(string receivedSessionId, string content)
    {
        if (receivedSessionId == SessionId) // Only accept messages meant for this tab
        {

            TextContent = content;
            await ConvertTextToSpeech(content);
            //_scopedContentService.CurrentDOM = await jsRuntime.InvokeAsync<string>("getDivContent", "currentContent");
        }
    }

    private async void UpdateFinished(string receivedSessionId)
    {
        if (receivedSessionId == SessionId) // Only accept messages meant for this tab
        {
            Console.WriteLine("Content update finished");
            var result = await jsRuntime.InvokeAsync<object>("getDivContent", "currentContent");
            _scopedContentService.CurrentDOM = JsonSerializer.Serialize(result);
            Console.Write(_scopedContentService.CurrentDOM);
        }
    }

    private async Task ContentChangedInForm()
    {
        var result = await jsRuntime.InvokeAsync<object>("getDivContent", "currentContent");
        _scopedContentService.CurrentDOM = JsonSerializer.Serialize(result);
        Console.Write(_scopedContentService.CurrentDOM);
    }

    private async void UpdateStatus(string receivedSessionId, string content)
    {
        if (receivedSessionId == SessionId) // Only accept messages meant for this tab
        {
            StatusContent = content;
            //InvokeAsync(StateHasChanged); // Ensures UI updates dynamically
            await InvokeAsync(() =>
            {
                StateHasChanged();
            });
        }
    }

    public async Task Enter(KeyboardEventArgs e)
    {
        if (e.Code == "Enter" || e.Code == "NumpadEnter")
        {
            HtmlContent.Clear();
            var menu = await GetMenuList(SiteId);
            await ChatGptService.ProcessUserIntent(SessionId, UserInput, SiteId, (int)SiteInfo.TemplateId!, TemplateCollectionName, menu);
            UserInput = string.Empty;
        }
    }

    // public async Task HandleVoiceCommand(string input)
    // {
    //     // HtmlContent = string.Empty;
    //     UserInput = input;
    //     await InvokeAsync(StateHasChanged);

    //     await SendUserQuery();
    //     //UserInput = string.Empty;
    // }

    // private async Task SendUserQuery()
    // {
    //     welcomeStage = false;
    //     if (!string.IsNullOrEmpty(UserInput))
    //     {
    //         HtmlContent.Clear();
    //         var menu = await GetMenuList(SiteId);
    //         Console.Write($"\n\n Input: {UserInput} \n\n");
    //         await ChatGptService.ProcessUserIntent(SessionId, UserInput, SiteId, (int)SiteInfo.TemplateId!, CollectionName, menu);
    //         UserInput = string.Empty;
    //     }
    // }    

    public void Dispose()
    {
        dynamicallyLoadedCss = "";
        HtmlContent.Clear();
        _scopedContentService.OnBrandNameChanged -= HandleBrandNameChanged;
        AIService.OnContentReceived -= UpdateContent;
        AIService.OnStatusChangeReceived -= UpdateStatus;
    }

    public async ValueTask DisposeAsync()
    {
        await CssTemplateService.DeleteSessionCssFile(SessionId);
    }
}