using UnityEngine;

/// <summary>
/// 金矿建筑，定时产出金币
/// </summary>
public class GoldMine : MonoBehaviour
{
    [Header("金币产出")]
    [Tooltip("每次产出的金币数量")]
    [SerializeField] private int goldPerProduction = 50;

    [Tooltip("产出间隔（秒）")]
    [SerializeField] private float productionInterval = 5f;

    [Header("可选：血条和进度条")]
    [SerializeField] private WorldHealthBar healthBar;

    private float productionTimer = 0f;

    private void Awake()
    {
        // 如果没有手动指定，尝试自动获取
        if (healthBar == null)
        {
            healthBar = GetComponent<WorldHealthBar>();
        }
    }

    private void Start()
    {
        // 初始化进度条（使用能量条显示产出进度）
        if (healthBar != null)
        {
            healthBar.maxEnergy = 100f;
            healthBar.currentEnergy = 0f;
        }
    }

    private void Update()
    {
        if (GoldManager.Instance == null) return;

        productionTimer += Time.deltaTime;

        // 更新进度条
        if (healthBar != null)
        {
            float progress = Mathf.Clamp01(productionTimer / productionInterval);
            healthBar.currentEnergy = progress * 100f;
        }

        // 达到产出时间
        if (productionTimer >= productionInterval)
        {
            ProduceGold();
            productionTimer = 0f;
        }
    }

    private void ProduceGold()
    {
        if (GoldManager.Instance != null)
        {
            GoldManager.Instance.AddGold(goldPerProduction);
            Debug.Log($"{gameObject.name} 产出金币 +{goldPerProduction}");

            // 可以在这里播放特效和音效
            // TODO: 添加金币产出特效
        }
    }

    // 在编辑器中显示信息
    private void OnDrawGizmosSelected()
    {
        Gizmos.color = Color.yellow;
        Gizmos.DrawWireSphere(transform.position + Vector3.up * 2f, 0.5f);
    }
}