@namespace Emulotl

@inherits PanelComponent

@if (IsShown)
{
	<root class="@(IsExpanded ? "expanded" : "")">
		@for (int i = 0; i < SlotCount; i++)
		{
			var slot = i;
			var player = PlayerAt(slot);
			<div class="player @(player != null ? "filled" : "empty") @(player?.IsLocal == true ? "local" : "")">
				<div class="avatar" style="@AvatarStyle(player)"></div>
				<div class="info">
					<div class="tag">P@(slot + 1)</div>
					@if (player != null)
					{
						<div class="name">@player.DisplayName</div>
					}
				</div>
			</div>
		}
	</root>
}

@code
{
	private static NetworkManager Net => NetworkManager.Current;

	private bool IsShown => Net?.IsActive == true && HomeScreen.Current?.IsVisible != true;
	private bool IsExpanded => PauseMenu.Current?.IsVisible == true;
	private int SlotCount => Net?.PlayerCap ?? 0;

	private static SessionPlayer PlayerAt(int slot) =>
		Net?.Players.FirstOrDefault(p => p.Slot == slot);

	private static string AvatarStyle(SessionPlayer player) =>
		player != null ? $"background-image: url( avatar:{player.SteamId} )" : "background-image: none";

	protected override int BuildHash()
	{
		var net = Net;
		if (net == null)
			return 0;

		int hash = HashCode.Combine(IsShown, IsExpanded, SlotCount);
		foreach (var player in net.Players)
			hash = HashCode.Combine(hash, player.Slot, player.SteamId, player.DisplayName);
		return hash;
	}
}