using UnityEngine;

namespace _Project.Scripts.PlayerUtils
{
    public class PlayerUI : MonoBehaviour
    {
        [Header("Настройки Интерфейса")]
        [SerializeField] private bool showHUD = true;

        private PlayerMovement movement;
        private PlayerPossession possession;

        private void Start()
        {
            movement = Player.Instance.Movement;
            possession = Player.Instance.Possession;
        }

        private void OnGUI()
        {
            if (!showHUD || movement == null) return;

            float speed = movement.CurrentSpeed; 
            float csUnits = speed * 38.5f;

            GUIStyle style = new GUIStyle { fontSize = 22, fontStyle = FontStyle.Bold };

            string state = "";
            if (movement.IsSliding) { style.normal.textColor = Color.yellow; state = " [SLIDE]"; }
            else if (!movement.IsGrounded) { style.normal.textColor = Color.green; state = " [AIR]"; }
            else style.normal.textColor = Color.white;

            GUI.Label(new Rect(30, 30, 600, 40), $"Speed: {speed:F1} m/s ({csUnits:F0} u/s){state}", style);

            if (possession != null && possession.CurrentProfile != null)
            {
                style.normal.textColor = possession.IsInSpiritForm ? Color.cyan : Color.green;
                string bodyInfo = $"Форма: {possession.CurrentProfile.displayName} | HP: {possession.CurrentHealth:F0}/{possession.MaxHealth:F0}";
                if (!possession.IsInSpiritForm) bodyInfo += "  ([Q] Покинуть тело)";
                GUI.Label(new Rect(30, 65, 800, 40), bodyInfo, style);

                if (possession.AimedEnemy != null)
                {
                    if (possession.IsTargetInPossessZone)
                    {
                        style.normal.textColor = Color.cyan;
                        GUI.Label(new Rect(Screen.width / 2f - 160f, Screen.height / 2f + 40f, 450f, 40f),
                            $"[E] ВСЕЛИТЬСЯ: {possession.AimedEnemy.enemyClass}", style);
                    }
                    else
                    {
                        style.normal.textColor = new Color(1f, 0.5f, 0.5f);
                        GUI.Label(new Rect(Screen.width / 2f - 180f, Screen.height / 2f + 40f, 500f, 40f),
                            $"ДАЛЕКО — ВОЙДИ В СФЕРУ ({possession.AimedEnemy.enemyClass})", style);
                    }
                }
            }
        }
    }
}