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Shogi/Shogi.UI/Pages/Play/GameBoard/GameBoard.razor
2024-10-31 18:50:35 -05:00

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@using Shogi.Contracts.Api
@using Shogi.Contracts.Types
@using System.Text.RegularExpressions
@using System.Security.Claims
@implements IDisposable
@inject ShogiApi ShogiApi
@inject GameHubNode hubNode
@inject NavigationManager navigator
@if (session == null)
{
<EmptyGameBoard />
}
else if (isSpectating)
{
<SpectatorGameBoard Session="session" />
}
else
{
<SeatedGameBoard Perspective="perspective" Session="session" />
}
@code {
[CascadingParameter]
private Task<AuthenticationState> authenticationState { get; set; } = default!;
[Parameter]
[EditorRequired]
public string SessionId { get; set; } = string.Empty;
Session? session;
private WhichPlayer perspective;
private bool isSpectating;
private List<IDisposable> disposables = new List<IDisposable>(2);
protected override void OnInitialized()
{
navigator.RegisterLocationChangingHandler((a) => new ValueTask(hubNode.Unsubscribe(SessionId)));
disposables.Add(hubNode.OnSessionJoined(async () => await FetchSession()));
disposables.Add(hubNode.OnPieceMoved(async () => await FetchSession()));
}
protected override async Task OnParametersSetAsync()
{
await hubNode.Subscribe(SessionId);
await FetchSession();
}
async Task FetchSession()
{
if (!string.IsNullOrWhiteSpace(SessionId))
{
this.session = await ShogiApi.GetSession(SessionId);
if (this.session != null)
{
var state = await authenticationState;
var accountId = state.User.Claims.First(c => c.Type == ClaimTypes.Name).Value;
this.perspective = accountId == session.Player1 ? WhichPlayer.Player1 : WhichPlayer.Player2;
this.isSpectating = !(accountId == this.session.Player1 || accountId == this.session.Player2);
}
StateHasChanged();
}
}
public void Dispose()
{
foreach (var d in disposables)
{
d.Dispose();
}
disposables.Clear();
}
}