@page "/exam/create"
@using AutoMapper
@using Entities.Contracts
@using Newtonsoft.Json
@using TechHelper.Client.Pages.Common
@using TechHelper.Client.Pages.Exam.ExamView
@using TechHelper.Client.Services
@using Blazored.TextEditor
@using Entities.DTO
@using TechHelper.Client.Exam
@inject ILogger<Home> Logger
@inject ISnackbar Snackbar;
@using Microsoft.AspNetCore.Components
@using System.Globalization;
@using TechHelper.Client.Pages.Editor
@inject IDialogService DialogService

<MudPaper Elevation="5" Class="d-flex overflow-hidden flex-grow-1 pa-1 rounded-xl " Style="overflow:hidden; position:relative;height:100%">


	<MudStack Class="flex-grow-1 h-100">

		<MudPaper Class="rounded-xl ma-1 pa-2" Style="background-color:#fefefefe">
			<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="OpenEditor">文本编辑器</MudButton>
			<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="ParseExam">载入</MudButton>
			<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="OpenPublish">发布</MudButton>
			<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="OpenPublish">指派</MudButton>
			<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="OpenTest">Test</MudButton>
			<MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="rounded-xl" Size="Size.Small" OnClick="HandleGlobalInfo">GlobalExamInfo</MudButton>
		</MudPaper>


		<ExamView Class="overflow-auto ma-1 pa-2 rounded-xl" ClickedStruct="HandleClickedStruct" ParsedExam="ExamContent"></ExamView>

		<MudPaper MaxWidth="300">

			@if (_parsedExam.Errors.Any())
			{
				foreach (var item in _parsedExam.Errors)
				{
					<MudText> @item.Message </MudText>
				}
			}
		</MudPaper>
	</MudStack>

</MudPaper>

@code {

	[CascadingParameter]
	private Task<AuthenticationState> authenticationStateTask { get; set; }

	private ExamQuestionDto selectedAssignmentQuestion = new ExamQuestionDto();

	private BlazoredTextEditor _textEditor = new BlazoredTextEditor();
	private ExamEx _parsedExam = new ExamEx();
	private ExamDto ExamContent = new ExamDto();

	private ExamParserConfig _examParserConfig { get; set; } = new ExamParserConfig();
	private string EditorText = "";

	[Inject]
	private ILocalStorageService LocalStorageService { get; set; }

	[Inject]
	public IMapper Mapper { get; set; }


	protected override async Task OnInitializedAsync()
	{
		await base.OnInitializedAsync();
	}

	private async void OpenEditor()
	{
		var parameters = new DialogParameters<TextEditorDialog> { { x => x.TextEditor, _textEditor } };
		parameters.Add("EditorText", EditorText);

		var dialog = await DialogService.ShowAsync<TextEditorDialog>("TextEditor", parameters);
		var result = await dialog.Result;
		if (!result.Canceled)
		{
			_textEditor = result.Data as BlazoredTextEditor ?? new BlazoredTextEditor();
			await ParseExam();
		}
		StateHasChanged();
	}
	private async void OpenPublish()
	{
		var parameters = new DialogParameters<PublishExamDialog> { { x => x.Exam, ExamContent } };

		var dialog = await DialogService.ShowAsync<PublishExamDialog>("PublishExam", parameters);
		var result = await dialog.Result;
		if (!result.Canceled)
		{
			await Publish();
		}
		StateHasChanged();
	}

	private async void HandleClickedStruct(ExamQuestionDto dto)
	{
		var parameters = new DialogParameters<QuestionCardDialog> { { x => x.Questions, dto } };

		var dialog = await DialogService.ShowAsync<QuestionCardDialog>("Edit_Question", parameters);
		var result = await dialog.Result;
		if (!result.Canceled)
		{
		}
		StateHasChanged();
	}

	[Inject]
	public ICommonService commonService { get; set; }

	private async Task ParseExam()
	{

		var plainText = await _textEditor.GetText();
		EditorText = plainText;

		if (!string.IsNullOrWhiteSpace(plainText))
		{
			try
			{
				var exampar = new ExamParser(_examParserConfig, commonService);
				_parsedExam = exampar.ParseExamPaper(plainText);
				Snackbar.Add("试卷解析成功。", Severity.Success);
				Snackbar.Add($"{_parsedExam.Errors}。", Severity.Success);
				StateHasChanged();
				ExamContent = Mapper.Map<ExamDto>(_parsedExam);
				ExamContent.SeqIndex();
			}
			catch (Exception ex)
			{
				Console.WriteLine($"Error parsing exam paper: {ex.Message}");
				Console.WriteLine($"Stack Trace: {ex.StackTrace}");

				Snackbar.Add($"解析试卷时发生错误：{ex.Message}", Severity.Error);

			}
		}
		else
		{
			Snackbar.Add("试卷文本为空，无法解析。", Severity.Warning);
		}
		StateHasChanged();
	}

	[Inject]
	public IExamService examService { get; set; }



	public async Task Publish()
	{
		var apiRespon = await examService.SaveParsedExam(ExamContent);
		Snackbar.Add(apiRespon.Message);
	}
	public async Task OpenTest()
	{
		Dictionary<string, (Color, string)> Note = new Dictionary<string, (Color, string)> { { "Hello", (Color.Surface, "World") }, { "My", (Color.Surface, "App") }, };
		var json = JsonConvert.SerializeObject(Note);



		Console.WriteLine(json);
		var res = JsonConvert.DeserializeObject<Dictionary<string, (Color, string)>>(json);

	}

	private async void HandleGlobalInfo()
	{

		var parameters = new DialogParameters<ExamGlobalInfoDialog> { { x => x.Assignment, ExamContent } };

		var dialog = await DialogService.ShowAsync<ExamGlobalInfoDialog>("Exam_GlobalInfo", parameters);
		var result = await dialog.Result;
		if (!result.Canceled)
		{
		}
		StateHasChanged();
	}
}