using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using DG.Tweening;
using System.Threading.Tasks;

public class TaskPanel : Base
{
    public static TaskPanel instance;

    public Transform contentTrans;  // 任务列表容器
    public GameObject taskPrefab;   // 任务项预制体
    public JSONReader JSONReader;   // JSON 数据读取类

    public RectTransform buttonRect; // 按钮 RectTransform
    public Button hideBtn;           // 隐藏按钮

    private bool isHidden = false; // 是否隐藏状态
    public float moveDuration = 0.5f;
    public float hidePositionX = 125f;
    public float showPositionX = -198f;

    public List<int> taskIDs = new List<int>();

    private List<TaskItem> taskItems = new List<TaskItem>(); // 当前显示的任务列表

    void Start()
    {
        instance = this;
        hideBtn.onClick.AddListener(OnClickHideButton);
        InitList();
        InitTask(taskIDs);
    }

    public void InitList()
    {
        foreach (Task_ task in JSONReader.TaskDictionary.Values)
        {
            if (int.TryParse(task.ID, out int taskId))
            {
                // 转换成功，添加到 taskIDs 列表
                taskIDs.Add(taskId);
            }
        }
    }
    // 将任务栏收起或显示
    public void OnClickHideButton()
    {
        if (isHidden)
        {
            buttonRect.DOAnchorPosX(showPositionX, moveDuration).SetEase(Ease.InOutCubic);
            hideBtn.transform.Rotate(0, 0, 180f);
            isHidden = false;
        }
        else
        {
            buttonRect.DOAnchorPosX(hidePositionX, moveDuration).SetEase(Ease.InOutCubic);
            hideBtn.transform.Rotate(0, 0, 180f);
            isHidden = true;
        }
    }

    // 初始化任务列表
    public async void InitTask(List<int> taskIds)
    {
        await ClearTaskItems();
        foreach (int id in taskIds)
        {
            AddTask(id);
        }
    }

    // 添加新任务
    public void AddTask(int taskId)
    {
        GameObject go = Instantiate(taskPrefab, contentTrans);
        TaskItem taskItem = go.GetComponent<TaskItem>();
        taskItem.SetInfo(taskId, JSONReader);
        taskItems.Add(taskItem);
    }

    // 更新任务UI
    public void UpdateTaskUI(TaskItem taskItem)
    {
        // 查找对应的UI项，更新进度或状态
        TaskItem item = taskItems.Find(t => t.taskId == taskItem.taskId);
        if (item != null)
        {
            item.UpdateTxt();
        }
    }

    // 移除任务
    public void RemoveTask(int taskId)
    {
        TaskItem taskItem = taskItems.Find(t => t.taskId == taskId);
        if (taskItem != null)
        {
            taskItems.Remove(taskItem);
            Destroy(taskItem.gameObject);
        }
    }

    // 清空任务
    public async Task ClearTaskItems()
    {
        foreach (Transform child in contentTrans)
        {
            Destroy(child.gameObject);
        }
        taskItems.Clear();
        await Task.Delay(10);
    }
}