PotionOfReturnSmartInteractCandidateProvider.cs

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using Microsoft.Xna.Framework;
 
namespace Terraria.GameContent.ObjectInteractions;
 
public class PotionOfReturnSmartInteractCandidateProvider : ISmartInteractCandidateProvider
{
    private class ReusableCandidate : ISmartInteractCandidate
    {
        public float DistanceFromCursor { get; private set; }
 
        public void WinCandidacy()
        {
            Main.SmartInteractPotionOfReturn = true;
            Main.SmartInteractShowingGenuine = true;
        }
 
        public void Reuse(float distanceFromCursor)
        {
            DistanceFromCursor = distanceFromCursor;
        }
    }
 
    private ReusableCandidate _candidate = new ReusableCandidate();
 
    public void ClearSelfAndPrepareForCheck()
    {
        Main.SmartInteractPotionOfReturn = false;
    }
 
    public bool ProvideCandidate(SmartInteractScanSettings settings, out ISmartInteractCandidate candidate)
    {
        candidate = null;
        if (!PotionOfReturnHelper.TryGetGateHitbox(settings.player, out var homeHitbox))
        {
            return false;
        }
        Vector2 vector = homeHitbox.ClosestPointInRect(settings.mousevec);
        float distanceFromCursor = vector.Distance(settings.mousevec);
        Point point = vector.ToTileCoordinates();
        if (point.X < settings.LX || point.X > settings.HX || point.Y < settings.LY || point.Y > settings.HY)
        {
            return false;
        }
        _candidate.Reuse(distanceFromCursor);
        candidate = _candidate;
        return true;
    }
}