using System.Collections.Generic;
using TMPro;
using UnityEngine;
using DefaultNamespace.ProcessMode;
using Framework.Manager;

/// <summary>
/// 输入框验证组件
/// 可以挂载到任何 TMP_InputField 上，实现输入正确后自动跳转引导
/// </summary>
public class TMPInputFieldValidator : MonoBehaviour
{
    [Header("验证设置")]
    [Tooltip("是否启用自动跳转功能")]
    [SerializeField] private bool enableAutoJump = true;
    
    [Tooltip("是否启用调试日志")]
    [SerializeField] private bool enableDebugLog = true;
    
    [Tooltip("验证延迟时间（秒），避免频繁验证")]
    [SerializeField] private float validationDelay = 0.5f;
    
    private TMP_InputField inputField;
    private string lastValidatedValue = "";

    /// <summary>
    /// 初始化组件
    /// </summary>
    private void Awake()
    {
        inputField = GetComponent<TMP_InputField>();
        if (inputField == null)
        {
            Debug.LogError($"InputFieldValidator: 在 {gameObject.name} 中未找到 TMP_InputField 组件！");
            return;
        }
        
        // 监听输入变化事件
        inputField.onValueChanged.AddListener(OnInputValueChanged);
        
        if (enableDebugLog)
        {
            Debug.Log($"InputFieldValidator: 初始化完成 - {gameObject.name}");
        }
    }

    /// <summary>
    /// 输入值变化回调
    /// </summary>
    /// <param name="value">输入值</param>
    private void OnInputValueChanged(string value)
    {
        // 检查是否与上次验证的值相同
        if (value == lastValidatedValue)
        {
            return;
        }
        
        // 立即执行验证（移除防抖延迟）
        ValidateInput(value);
    }

    /// <summary>
    /// 验证输入并自动跳转
    /// </summary>
    /// <param name="value">输入值</param>
    private void ValidateInput(string value)
    {
        lastValidatedValue = value;
        
        if (enableDebugLog)
        {
            Debug.Log($"InputFieldValidator: 开始验证输入 - 输入框: {gameObject.name}, 值: {value}");
        }
        
        // 使用新的严谨验证方法：验证输入是否匹配当前动作的正确答案，传递UI的Instance ID
        string uiInstanceId = gameObject.GetInstanceID().ToString();
        bool isInputCorrect = MotionFramework.MotionEngine.GetModule<ProcessManager>().ValidateInputAgainstCurrentAction(value, uiInstanceId);
        
        if (isInputCorrect)
        {
            if (enableDebugLog)
            {
                Debug.Log($"InputFieldValidator: 输入正确自动跳转 - 输入框: {gameObject.name}, 值: {value}");
            }
            
            if (enableAutoJump)
            {
                // 输入正确，直接跳转到下一个引导步骤（不调用 HandleClick）
                InterfaceManager.LoadTriggerNextGuide();
            }
        }
        else
        {
            if (enableDebugLog)
            {
                Debug.Log($"InputFieldValidator: 输入错误，不跳转 - 输入框: {gameObject.name}, 值: {value}");
            }
        }
    }

    /// <summary>
    /// 手动触发验证
    /// </summary>
    public void TriggerValidation()
    {
        if (inputField != null && !string.IsNullOrWhiteSpace(inputField.text))
        {
            ValidateInput(inputField.text);
        }
    }

    /// <summary>
    /// 设置是否启用自动跳转
    /// </summary>
    /// <param name="enabled">是否启用</param>
    public void SetAutoJumpEnabled(bool enabled)
    {
        enableAutoJump = enabled;
        if (enableDebugLog)
        {
            Debug.Log($"InputFieldValidator: 自动跳转功能 {(enabled ? "启用" : "禁用")} - {gameObject.name}");
        }
    }

    /// <summary>
    /// 设置验证延迟时间
    /// </summary>
    /// <param name="delay">延迟时间（秒）</param>
    public void SetValidationDelay(float delay)
    {
        validationDelay = Mathf.Max(0f, delay);
        if (enableDebugLog)
        {
            Debug.Log($"InputFieldValidator: 验证延迟设置为 {validationDelay} 秒 - {gameObject.name}");
        }
    }

    /// <summary>
    /// 清除输入框内容
    /// </summary>
    public void ClearInput()
    {
        if (inputField != null)
        {
            inputField.text = "";
            lastValidatedValue = "";
        }
    }

    /// <summary>
    /// 获取当前输入值
    /// </summary>
    /// <returns>当前输入值</returns>
    public string GetCurrentValue()
    {
        return inputField?.text ?? "";
    }
}