using System.Collections.Generic;
using Unity.Netcode;
using UnityEngine;

public class AbilitySystem : MonoBehaviour
{
    [Header("Assigned Abilities")]
    public List<Ability> abilities = new List<Ability>();

    private Ability activeAbility; // Tracks the currently active ability in "spawn mode"
    private bool isAbilityActive = false;

    void Update()
    {
        // If ability mode is active, listen for mouse input to activate ability
        if (isAbilityActive && Input.GetMouseButtonDown(0))
        {
            UseActiveAbility();
            ToggleAbilityMode(activeAbility);
        }
    }

    /// <summary>
    /// Activates ability by key (called externally).
    /// </summary>
    /// <param name="key">The key assigned to an ability.</param>
    public void ActivateAbilityByKey(string key)
    {
        foreach (var ability in abilities)
        {
            if (ability.abilityKey == key)
            {
                ToggleAbilityMode(ability);
                return;
            }
        }
        Debug.LogWarning($"No ability assigned to key {key}.");
    }

    /// <summary>
    /// Toggles the ability activation mode.
    /// </summary>
    /// <param name="ability">The ability to toggle.</param>
    private void ToggleAbilityMode(Ability ability)
    {
        if (isAbilityActive && activeAbility == ability)
        {
            DeactivateAbilityMode();
        }
        else
        {
            ActivateAbilityMode(ability);
        }
    }

    private void ActivateAbilityMode(Ability ability)
    {
        isAbilityActive = true;
        activeAbility = ability;
        Debug.Log($"Ability {ability.name} activated! Click to use.");
    }

    private void DeactivateAbilityMode()
    {
        isAbilityActive = false;
        activeAbility = null;
        Debug.Log("Ability mode deactivated.");
    }

    private void UseActiveAbility()
    {
        if (activeAbility != null)
        {
            activeAbility.TryActivate(gameObject);
            DeactivateAbilityMode(); // Ability used, deactivate mode
        }
    }
}