@page "/" 
@page "/menu/{topic?}"
@inherits SharedDisplayLogic
@using BLAIzor.Models
@using BLAIzor.Services
@using BLAIzor.Components.Partials
@using Google.Cloud.Speech.V1
@using Microsoft.AspNetCore.Identity.UI.Services
@using System.Text
@using System.Net
@using System.Text.Json
@using Sidio.Sitemap.Blazor
@* @inject AIService ChatGptService *@
@rendermode InteractiveServer
@* @inject IJSRuntime jsRuntime; *@
@* @inject IConfiguration configuration *@
@inject ContentService _contentService
@* @inject ContentEditorService _contentEditorService *@
@* @inject ScopedContentService _scopedContentService *@
@* @inject IEmailSender _emailService *@
@inject NavigationManager _navigationManager
@inject IHttpContextAccessor HttpContextAccessor
@inject DesignTemplateService DesignTemplateService
@inject CssTemplateService CssTemplateService
@inject CssInjectorService CssService
@* @inject HttpClient Http *@
@attribute [Sitemap]
<ErrorBoundary>
    <ChildContent>
<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>

                <style id="seemgen-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 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>
                    @* <FormWizardComponent SessionId="@sessionId"></FormWizardComponent> *@

                </article>
            </main>
        </div>
    </ChildContent>
    <ErrorContent Context="ex">
        <p role="alert">An error occurred: @ex.Message</p>
        <p>Please try again later.</p>
        @* You can log the exception here if you want *@
        @{
            Console.WriteLine($"Error caught by ErrorBoundary: {ex.Message}");
        }
    </ErrorContent>
</ErrorBoundary>
<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 {
    [Parameter]
    public string? topic { get; set; }
    // public static Index myHome;
    private string? Subdomain;

    private string ChatGptResponse = string.Empty;
    private bool isRecording = false;

    // private string FirstColumnClass = "";
    // private bool isEmailFormVisible = false;

    // private ContactFormModel ContactFormModel = new();
    // // private string? SuccessMessage;
    // // private string? ErrorMessage;
    // private string? DocumentEmailAddress = "";

    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");

            // sessionId = Guid.NewGuid().ToString();
            // _instances[sessionId] = this;

            Console.Write($"\n\n SessionId: {SessionId}\n\n");
            // _scopedContentService.OnBrandNameChanged += HandleBrandNameChanged;
            if (!string.IsNullOrEmpty(_scopedContentService.SelectedBrandName))
            {
                SelectedBrandName = _scopedContentService.SelectedBrandName;
            }
            else
            {
                _scopedContentService.SelectedBrandName = "default";
                SelectedBrandName = "default";
            }
            Subdomain = HttpContextAccessor.HttpContext?.Items["Subdomain"]?.ToString();
            SiteInfo = await _scopedContentService.GetSiteInfoByNameAsync(Subdomain);
            if (SiteInfo != null && SiteInfo.IsPublished)
            {

                SiteId = SiteInfo.Id;

                _scopedContentService.SelectedBrandName = SiteInfo.SiteName;

                TTSEnabled = SiteInfo.TTSActive;
                STTEnabled = SiteInfo.STTActive;
            }
            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);
            CollectionName = 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);

                //await CssService.ApplyCssAsync(dynamicallyLoadedCss);
            }


            Console.Write($"------------------------ {SiteInfo.MenuItems}, {SiteId}, {SiteInfo.TemplateId}, {SiteInfo.SiteName}");

            Menu = await GetMenuList(SiteId);
            if (string.IsNullOrEmpty(HtmlContent.ToString()))
            {
                if(!string.IsNullOrWhiteSpace(topic))
                {
                    UserInput = topic;
                    await ChatGptService.ProcessContentRequest(SessionId, UserInput, SiteId, (int)SiteInfo.TemplateId!, CollectionName, Menu, true);
                }
                else
                {                    
                    await ChatGptService.GetChatGptWelcomeMessage(SessionId, SiteId, Menu);
                }
                // HtmlContent = await ChatGptService.GetChatGptWelcomeMessage();
                // UserInput = "Sumerize for me, what is this website about, and what can I do on this website?";
                // await ChatGptService.ProcessUserIntent(SessionId, UserInput, SiteId, (int)SiteInfo.TemplateId!, CollectionName, Menu);
            }
            UserInput = string.Empty;
            // await InvokeAsync(StateHasChanged);
            _initVoicePending = true;
        }

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

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

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

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

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

    protected override async Task OnInitializedAsync()
    {
        _scopedContentService.OnBrandNameChanged += HandleBrandNameChanged;
        // ChatGptService.OnContentReceived += UpdateContent;
        AIService.OnContentReceived += UpdateContent;
        AIService.OnContentReceiveFinished += UpdateFinished;
        // ChatGptService.OnStatusChangeReceived += UpdateStatus;
        AIService.OnStatusChangeReceived += UpdateStatus;
        AIService.OnTextContentAvailable += UpdateTextContentForVoice;
        SessionId = Guid.NewGuid().ToString();
        _instances[SessionId] = this;

        VoiceEnabled = configuration?.GetSection("AiSettings")?.GetValue<bool>("VoiceActivated") ?? false;
    }

    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)
    {
        Console.WriteLine("UPDATETEXTCONTENT called");
        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");
            //await ConvertTextToSpeech();
            _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")
        {
            var menu = await GetMenuList(SiteId);
            HtmlContent.Clear();
            string input = "Please tell me more about: " + UserInput;
            await ChatGptService.ProcessUserIntent(SessionId, input, SiteId, (int)SiteInfo.TemplateId!, CollectionName, menu);
            UserInput = string.Empty;
        }
    }

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

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


}