@page "/"
@using CanvasModel.EnrollmentTerms
@using Management.Web.Shared.Course
@using Management.Web.Shared.Module.Assignment.Templates
@using Management.Web.Shared.Semester
@using CanvasModel.Courses
@using Microsoft.AspNetCore.Components.Server.ProtectedBrowserStorage
@using LocalModels
@using Management.Web.Shared.Module.Assignment
@using Management.Web.Shared.Components

@inject CanvasService canvas
@inject CoursePlanner planner
@inject ICanvasTokenManagement tokenManagement


@code
{
  private bool showNewFile { get; set; } = false;
  private bool hasCanvasToken { get; set; } = false;
  protected override void OnInitialized()
  {
    planner.StateHasChanged += reload;
  }

  private void reload()
  {
    this.InvokeAsync(this.StateHasChanged);
  }

  public void Dispose()
  {
    planner.StateHasChanged -= reload;
  }
  protected override async Task OnAfterRenderAsync(bool firstRender)
  {
    if(firstRender)
    {
      hasCanvasToken = await tokenManagement.GetCanvasToken() != null;
      StateHasChanged();
    }
  }

  private async Task SetToken(string newToken)
  {
    await tokenManagement.SaveCanvasToken(newToken);
    hasCanvasToken = true;
    StateHasChanged();
  }
}
<PageTitle>Index</PageTitle>

@if(!hasCanvasToken)
{
  <ValidateCanvasToken SetToken="SetToken" />
}

@if(planner.LocalCourse == null)
{
  <CurrentFiles />
  @if(!showNewFile)
  {
    <div class="text-center">
      <button
        @onclick="@(()=>showNewFile = true)"
        class="btn btn-primary"
      >
        Create New File
      </button>
    </div>
  }

  @if(showNewFile)
  {
    <div class="text-center">
      <button
        @onclick="@(()=>showNewFile = false)"
        class="btn btn-primary"
      >
        Hide File Initialization
      </button>
    </div>

    <div class="border rounded bg-dark-subtle p-3 my-3">
      <InitializeYamlFromCanvas />
    </div>
  }
}

@if(planner.LocalCourse != null)
{
  <div class="mb-3">
    <button
      @onclick="@(() => planner.LocalCourse = null)"
      class="btn btn-primary"
    >
      Select New Course
    </button>
    <CourseSettings />
    <AssignmentTemplateManagement />
  </div>
  <CourseDetails />
}
<br>