@using System
@using System.Text.Json
@using Clover.Components
@using Clover.Data
@using Clover.Persistence
@using Clover.Player
@using Clover.Player.Clover
@using Sandbox;
@using Sandbox.Network
@using Sandbox.UI;
@using GameManager = Clover.GameManager
@inherits Panel
@namespace Clover.Ui

<root>
	<h1>Player Select</h1>
	@if ( Players.Any() )
	{
		@foreach ( var player in Players )
		{
			<div class="player">
				<h2>@player.Name</h2>
				<span>@($"{player.InventorySlots.Count()} items")</span>
				<button class="clover-button small" @onclick=@( () => LoadPlayer( player ) )>Select</button>
			</div>
		}
	} else {
		<div>No players found</div>
	}
	
	<div class="new-player">
		<TextEntry class="text-input" Value:bind=@_playerName />
		<button class="clover-button small" @onclick=@CreatePlayer>Create</button>
	</div>
</root>

@code {

	private List<PlayerSaveData> Players = new();
	
	private string _playerName = "";
	
	protected override void OnAfterTreeRender( bool firstTime )
	{
		base.OnAfterTreeRender( firstTime );
		
		if ( firstTime )
		{
			LoadPlayers();
		}
	}

	protected override void OnParametersSet()
	{
		base.OnParametersSet();
		LoadPlayers();
	}

	public override void OnParentChanged()
	{
		base.OnParentChanged();
		LoadPlayers();
	}

	private void LoadPlayers()
	{
		Players.Clear();
		
		FileSystem.Data.CreateDirectory( "players" );
		
		var files = FileSystem.Data.FindFile( "players", "*.json" );
		
		foreach ( var file in files )
		{
			var path = $"players/{file}";
			var data = JsonSerializer.Deserialize<PlayerSaveData>( FileSystem.Data.ReadAllText( path ), GameManager.JsonOptions );
			Log.Info( $"Loaded player {data.Name} from {path}" );
			Players.Add( data );
		}
		
		Players.Sort( ( a, b ) => String.Compare( a.Name, b.Name, StringComparison.Ordinal ) );
			
		Log.Info( $"Loaded {Players.Count} players" );
		
	}


	private async void LoadPlayer( PlayerSaveData player )
	{
		Log.Info( $"Loading player {player.Name}" );
		PlayerCharacter.SpawnPlayerId = player.PlayerId;
		await Fader.Instance.FadeToBlack();
		GameManager.Instance.RequestSpawn( player.PlayerId );
	}
	
	private void CreatePlayer()
	{
		if ( string.IsNullOrWhiteSpace( _playerName ) )
			return;
		
		var player = new PlayerSaveData()
		{
			Name = _playerName,
			Clovers = CloverBalanceController.StartingClovers,
			Created = DateTime.Now,
			PlayerId = Guid.NewGuid().ToString()
		};
		
		FileSystem.Data.CreateDirectory( "players" );
		
		var path = $"players/{player.PlayerId}.json";
		FileSystem.Data.WriteAllText( path, JsonSerializer.Serialize( player, GameManager.JsonOptions ) );
		
		Log.Info( $"Created player {player.Name} at {path}" );
		
		LoadPlayers();
		
		_playerName = "";
	}

}