using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using DG.Tweening;
using static InterfaceManager;
using System;
using DG.Tweening.Core;

public class FreeSceneItem : MonoBehaviour
{
    public Image image_icon;
    public RectTransform rect_transform;
    public CanvasGroup canvas_group;
    public SceneItemDetailData free_scene_item_data { get; private set; }

    /// <summary>
    /// 是否启用
    /// </summary>
    private bool is_active;
    /// <summary>
    /// 是否Init完成
    /// </summary>
    private bool is_inited;

    /// <summary>
    /// 场景详情数据
    /// 包含所有内置或后期新增的场景数据
    /// </summary>
    public class SceneItemDetailData
    {
        /// <summary>
        /// 场景id
        /// </summary>
        public string scene_id;
        /// <summary>
        /// 场景类型
        /// </summary>
        public string scene_type;
        /// <summary>
        /// 场景名称
        /// </summary>
        public string scene_name;
        /// <summary>
        /// 场景描述
        /// </summary>
        public string scene_description;
        /// <summary>
        /// 相机初始位置
        /// </summary>
        public string init_position;
        /// <summary>
        /// 相机初始角度
        /// </summary>
        public string init_rotation;
        /// <summary>
        /// 图片地址
        /// </summary>
        public string img_url;
    }

    private float anchor_position_y;
    // Start is called before the first frame update
    void Start()
    {

    }

    public void Init(SceneItemDetailData _free_scene_item_data = null, Action _callback = null)
    {
        is_inited = false;
        anchor_position_y = rect_transform.anchoredPosition.y;

        if (_free_scene_item_data != null)
            free_scene_item_data = _free_scene_item_data;

        if (free_scene_item_data != null)
        {
            //从streamingasset文件夹读取场景图片
            StartCoroutine(GetSprite(Application.streamingAssetsPath+"/"+free_scene_item_data.img_url, (_sprite) =>
            {
                is_inited = true;
                Debug.Log(free_scene_item_data.scene_name);
                image_icon.sprite = _sprite;
                gameObject.SetActive(is_active);
            }));
        }
    }

    private void SetAnchoredPositionX(float _x)
    {
        rect_transform.anchoredPosition = new Vector2(_x, anchor_position_y);
    }
    private void SetAnchoredPositionX(float _x, float _y)
    {
        //rect_transform.anchoredPosition = new Vector2(_x, _y);
        rect_transform.DOAnchorPos(new Vector2(_x, _y), 0.25f);
    }

    /// <summary>
    /// 手动设置显示隐藏状态
    /// </summary>
    /// <param name="_active"></param>
    public void SetActiveManual(bool _active)
    {
        is_active = _active;
    }

    public void SetAnchoredPositionMiddle(bool _active)
    {
        SetAnchoredPositionX(0, anchor_position_y);
        canvas_group.alpha = 1f;
        transform.SetAsLastSibling();
        if (!is_inited)
            is_active = _active;//若尚未完成Init，则在Init完成后执行SetActive
        else
            gameObject.SetActive(_active);
    }

    public void SetAnchoredPositionRight()
    {
        SetAnchoredPositionX(rect_transform.rect.width / 2, 0);
        canvas_group.alpha = 0.5f;
        transform.SetSiblingIndex(transform.parent.childCount - 2);
        is_active = true;
        gameObject.SetActive(true);
    }

    public void SetAnchoredPositionLeft()
    {
        SetAnchoredPositionX(-rect_transform.rect.width / 2, 0);
        canvas_group.alpha = 0.5f;
        transform.SetSiblingIndex(transform.parent.childCount - 3);
        is_active = true;
        gameObject.SetActive(true);
    }

    /// <summary>
    /// 虚化
    /// </summary>
    public void SetWeakening()
    {
        DOTween.To(() => canvas_group.alpha, (_v) => canvas_group.alpha = _v, 0.1f, 2f);
    }
}