feat: import leftover student fields into notes and show them on the roster
Store leftover CSV columns on hidden student notes, move catalog import to /events/import, and persist Students index columns from Chapter Settings. Co-authored-by: Cursor <cursoragent@cursor.com>
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Cursor
@@ -0,0 +1,253 @@
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@page "/events/import"
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@attribute [Authorize(Roles = AuthRoles.Administrator)]
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@implements IAsyncDisposable
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@using Core.Parsers
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@using Microsoft.EntityFrameworkCore
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@using WebApp.Authentication
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@using WebApp.Models
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@inject AppDbContext Context
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@inject NavigationManager NavigationManager
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@inject ISnackbar Snackbar
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@inject ILogger<EventCatalogImport> Logger
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@rendermode InteractiveServer
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<PageHeader
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Title="Import Event Catalog"
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Description="Add new event definitions from CSV. Existing event names are skipped."
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Icon="@AppIcons.Events"
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ShowBackButton="true"
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BackButtonUrl="/events" />
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<MudGrid>
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<MudItem xs="12" md="5">
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<MudPaper Elevation="2" Class="pa-3 pa-md-6">
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<MudText Typo="Typo.h5" Class="mb-4">Upload CSV</MudText>
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<MudStack Spacing="3">
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<MudText Typo="Typo.body2">
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Required columns: <code>Event</code>, <code>Team Size</code>, <code>State Count</code>.
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Optional: <code>Short Name</code>, <code>EventFormat</code>, <code>Level of Effort</code>,
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<code>Eligibility</code>, <code>Description</code>, <code>Theme</code>,
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<code>Documentation</code>, <code>State Presubmission</code>,
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<code>Semifinalist Activity</code>, <code>Regional Notes</code>.
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</MudText>
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<InputFile OnChange="HandleFileChanged" accept=".csv,text/csv" />
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@if (!string.IsNullOrEmpty(_fileName))
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{
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<MudText Typo="Typo.caption">@_fileName</MudText>
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}
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<MudStack Row="true" Spacing="2">
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<MudButton Variant="Variant.Filled" Color="Color.Primary"
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StartIcon="@Icons.Material.Filled.Article"
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OnClick="HandleParse"
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Disabled="@(_isParsing || _fileBytes is null)">
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Parse
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</MudButton>
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<MudButton Variant="Variant.Text" OnClick="HandleClear" Disabled="@_isParsing">
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Clear
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</MudButton>
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</MudStack>
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</MudStack>
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</MudPaper>
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</MudItem>
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<MudItem xs="12" md="7">
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<MudPaper Elevation="2" Class="pa-3 pa-md-6">
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<MudText Typo="Typo.h5" Class="mb-4">Parsed Results</MudText>
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@if (_isParsing)
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{
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<MudProgressLinear Indeterminate="true" Class="mb-4" />
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<MudText>Parsing...</MudText>
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}
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else if (!string.IsNullOrEmpty(_parseError))
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{
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<MudAlert Severity="Severity.Error">@_parseError</MudAlert>
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}
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else if (_events is null)
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{
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<MudText Class="mud-text-secondary">Upload and parse a CSV to see results here</MudText>
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}
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else
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{
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<MudStack Spacing="3">
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<MudAlert Severity="Severity.Success" Dense="true">
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@_events.Length event(s) parsed.
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@_newEventCount new, @_existingEventCount already in the database.
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</MudAlert>
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<MudButton Variant="Variant.Filled" Color="Color.Success"
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StartIcon="@Icons.Material.Filled.Save"
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OnClick="HandleSave"
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Disabled="@(_isSaving || _newEventCount == 0)">
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Save to Database
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</MudButton>
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</MudStack>
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}
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</MudPaper>
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</MudItem>
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</MudGrid>
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@code {
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private byte[]? _fileBytes;
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private string? _fileName;
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private EventDefinition[]? _events;
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private int _newEventCount;
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private int _existingEventCount;
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private string? _parseError;
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private bool _isParsing;
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private bool _isSaving;
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private CancellationTokenSource? _cancellationTokenSource;
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private bool _isDisposed;
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protected override void OnInitialized()
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{
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_cancellationTokenSource = new CancellationTokenSource();
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}
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private async Task HandleFileChanged(InputFileChangeEventArgs args)
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{
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if (_isDisposed)
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return;
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try
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{
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await using var stream = args.File.OpenReadStream(maxAllowedSize: 1024 * 1024);
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await using var memory = new MemoryStream();
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await stream.CopyToAsync(memory, _cancellationTokenSource?.Token ?? CancellationToken.None);
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_fileBytes = memory.ToArray();
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_fileName = args.File.Name;
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ResetParse();
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}
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catch (TaskCanceledException)
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{
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}
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catch (JSDisconnectedException)
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{
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}
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catch (Exception ex)
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{
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Logger.LogError(ex, "Error reading event catalog CSV");
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if (!_isDisposed)
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Snackbar.Add($"Could not read file: {ex.Message}", Severity.Error);
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}
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}
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private async Task HandleParse()
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{
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if (_fileBytes is null)
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{
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Snackbar.Add("Please choose a CSV file first", Severity.Warning);
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return;
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}
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_isParsing = true;
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_parseError = null;
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try
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{
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var token = _cancellationTokenSource?.Token ?? CancellationToken.None;
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using var reader = new StreamReader(new MemoryStream(_fileBytes));
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_events = new EventDefinitionParser(reader).Parse();
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var existingNames = await Context.Events
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.AsNoTracking()
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.Select(e => e.Name)
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.ToListAsync(token);
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var existingSet = existingNames.ToHashSet();
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_existingEventCount = _events.Count(e => existingSet.Contains(e.Name));
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_newEventCount = _events.Length - _existingEventCount;
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}
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catch (TaskCanceledException)
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{
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}
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catch (JSDisconnectedException)
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{
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}
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catch (Exception ex)
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{
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Logger.LogError(ex, "Error parsing event catalog CSV");
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_events = null;
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_parseError = $"Error parsing CSV: {ex.Message}";
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if (!_isDisposed)
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Snackbar.Add(_parseError, Severity.Error);
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}
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finally
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{
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_isParsing = false;
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}
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}
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private async Task HandleSave()
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{
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if (_events is null)
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{
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Snackbar.Add("Parse a CSV first", Severity.Warning);
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return;
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}
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_isSaving = true;
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try
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{
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var token = _cancellationTokenSource?.Token ?? CancellationToken.None;
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var added = 0;
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foreach (var evt in _events)
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{
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token.ThrowIfCancellationRequested();
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var exists = await Context.Events.FirstOrDefaultAsync(e => e.Name == evt.Name, token);
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if (exists != null)
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continue;
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await Context.Events.AddAsync(evt, token);
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added++;
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}
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await Context.SaveChangesAsync(token);
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if (_isDisposed)
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return;
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Snackbar.Add($"Added {added} event(s).", Severity.Success);
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NavigationManager.NavigateTo("/events");
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}
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catch (TaskCanceledException)
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{
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}
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catch (JSDisconnectedException)
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{
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}
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catch (Exception ex)
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{
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Logger.LogError(ex, "Error saving imported events");
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if (!_isDisposed)
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Snackbar.Add($"Error saving events: {ex.Message}", Severity.Error);
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}
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finally
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{
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_isSaving = false;
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}
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}
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private void HandleClear()
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{
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_fileBytes = null;
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_fileName = null;
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ResetParse();
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}
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private void ResetParse()
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{
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_events = null;
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_newEventCount = 0;
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_existingEventCount = 0;
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_parseError = null;
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}
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public async ValueTask DisposeAsync()
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{
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if (!_isDisposed)
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{
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_isDisposed = true;
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_cancellationTokenSource?.Cancel();
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_cancellationTokenSource?.Dispose();
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_cancellationTokenSource = null;
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}
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await ValueTask.CompletedTask;
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}
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}
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@@ -4,6 +4,7 @@
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@using Microsoft.EntityFrameworkCore
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@using WebApp.Models
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@using WebApp.Components.Shared.Components
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@using WebApp.Authentication
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@inject AppDbContext Context
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@inject IDialogService DialogService
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@inject ISnackbar Snackbar
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@@ -13,6 +14,11 @@
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<MudTooltip Text="Create New">
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<MudButton StartIcon="@Icons.Material.Filled.Create" Href="events/create" Variant="Variant.Filled" Color="Color.Primary">Create New</MudButton>
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</MudTooltip>
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<AuthorizeView Roles="@AuthRoles.Administrator">
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<MudTooltip Text="Add new catalog events from CSV. Existing names are skipped.">
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<MudButton StartIcon="@Icons.Material.Filled.UploadFile" Href="/events/import" Variant="Variant.Outlined">Import</MudButton>
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</MudTooltip>
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</AuthorizeView>
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<MudTooltip Text="Printable Descriptions">
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<MudButton StartIcon="@Icons.Material.Filled.Print" Href="events/printout" Variant="Variant.Outlined">Printable Descriptions</MudButton>
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</MudTooltip>
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