using UnityEngine;
using Synty.AnimationBaseLocomotion.Samples.InputSystem; // Required to see the InputReader

public class PlayerBuilder : MonoBehaviour
{
    [Header("References")]
    public InputReader inputReader;

    [Header("Repair Settings")]
    public float repairRange = 4.0f;
    public float repairHealthPerSecond = 100f;
    public LayerMask fortificationLayer;

    private bool isHoldingRepair = false;

    void OnEnable()
    {
        // Subscribe to the broadcasts when the script turns on
        if (inputReader != null)
        {
            inputReader.onRepairActivated += StartRepairing;
            inputReader.onRepairDeactivated += StopRepairing;
        }
    }

    void OnDisable()
    {
        // Unsubscribe when turned off to prevent memory leaks
        if (inputReader != null)
        {
            inputReader.onRepairActivated -= StartRepairing;
            inputReader.onRepairDeactivated -= StopRepairing;
        }
    }

    // These trigger the moment the InputReader hears a button press
    private void StartRepairing() { isHoldingRepair = true; }
    private void StopRepairing() { isHoldingRepair = false; }

    void Update()
    {
        // If the switch is ON, continuously repair every frame
        if (isHoldingRepair)
        {
            RepairNearbyFortification();
        }
    }

    private void RepairNearbyFortification()
    {
        Collider[] hits = Physics.OverlapSphere(transform.position, repairRange, fortificationLayer);
        
        foreach (Collider hit in hits)
        {
            Fortification fort = hit.GetComponentInParent<Fortification>();
            
            if (fort != null && fort.currentHealth < fort.maxHealth)
            {
                fort.Repair(repairHealthPerSecond * Time.deltaTime);
                //add in repair audio and VFX 
                break; // Only repair one barrier at a time
            }
        }
    }
}