@using Shogi.Contracts.Api
@using Shogi.Contracts.Socket;
@using Shogi.Contracts.Types;
@using System.Text.RegularExpressions;
@inject IShogiApi ShogiApi
@inject AccountState Account;
@inject PromotePrompt PromotePrompt;
@inject ShogiSocket ShogiSocket;

@if (session == null)
{
    <EmptyGameBoard />
}
else if (isSpectating)
{
    <SpectatorGameBoard Session="session" />
}
else
{
    <SeatedGameBoard Perspective="perspective" Session="session" />
}


@code {
    [Parameter]
    public string? SessionName { get; set; }

    Session? session;
    private WhichPlayer perspective;
    private bool isSpectating;

    protected override void OnInitialized()
    {
        base.OnInitialized();
        ShogiSocket.OnPlayerMoved += OnPlayerMoved_FetchSession;
        ShogiSocket.OnSessionJoined += OnSessionJoined_FetchSession;
    }

    protected override async Task OnParametersSetAsync()
    {
        await FetchSession();
    }

    Task OnSessionJoined_FetchSession(SessionJoinedByPlayerSocketMessage args)
    {
        if (args.SessionName == SessionName)
        {
            return FetchSession();
        }
        return Task.CompletedTask;
    }

    async Task FetchSession()
    {
        if (!string.IsNullOrWhiteSpace(SessionName))
        {
            this.session = await ShogiApi.GetSession(SessionName);
            if (this.session != null)
            {
                var accountId = Account.User?.Id;

                this.perspective = accountId == session.Player2 ? WhichPlayer.Player2 : WhichPlayer.Player1;
                this.isSpectating = !(accountId == this.session.Player1 || accountId == this.session.Player2);
                Console.WriteLine($"IsSpectating - {isSpectating}. AccountId - {accountId}. Player1 - {this.session.Player1}. Player2 - {this.session.Player2}");

            }
            StateHasChanged();
        }
    }

    Task OnPlayerMoved_FetchSession(PlayerHasMovedMessage args)
    {
        if (args.SessionName == SessionName)
        {
            return FetchSession();
        }
        return Task.CompletedTask;
    }
}