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using Godot;
using System.Threading.Tasks;
using TheLegendOfGustav.Utils;
namespace TheLegendOfGustav.GUI;
public partial class MessageLog : ScrollContainer
{
private VBoxContainer MessageList { get; set; }
private MessageLogData.messageSentEventHandler joinSignal;
public override void _Ready()
{
base._Ready();
MessageList = GetNode<VBoxContainer>("MessageList");
foreach (Message msg in MessageLogData.Instance.Messages)
{
_ = AddMessageAsync(msg);
}
joinSignal = async (Message msg) => await AddMessageAsync(msg);
MessageLogData.Instance.messageSent += joinSignal;
}
public override void _Notification(int what)
{
if (what == NotificationPredelete)
{
if (joinSignal != null)
{
MessageLogData.Instance.messageSent -= joinSignal;
}
}
base._Notification(what);
}
private async Task AddMessageAsync(Message message)
{
MessageList.AddChild(message);
await ToSignal(GetTree(), SceneTree.SignalName.ProcessFrame);
EnsureControlVisible(message);
}
}
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