using System.Collections.Generic;
using ET;
using FairyGUI;
using UI.Poem;
using UnityEngine;

namespace GFGGame
{
    public class PoemPhotoPreView : BaseWindow
    {
        private UI_PoemPhotoPreviewUI _ui;
        private List<PoemPhotoData> _photoInfos;
        private int _curIndex = 0;
        private int _sourceType = 0;
        private PoemPhotoData _curPhotoData;

        public override void Dispose()
        {
            if (_ui != null)
            {
                _ui.Dispose();
                _ui = null;
            }
            base.Dispose();
        }

        protected override void OnInit()
        {
            base.OnInit();
            packageName = UI_PoemPhotoPreviewUI.PACKAGE_NAME;
            _ui = UI_PoemPhotoPreviewUI.Create();
            this.viewCom = _ui.target;
            isfullScreen = true;

            _ui.m_grhBg.onClick.Add(OnBtnBackClick);

            _ui.m_list.SetVirtual();
            _ui.m_list.itemRenderer = RenderListItem;
            _ui.m_list.scrollPane.onScrollEnd.Add(OnListScrollEnd);
            _ui.m_btnLeft.onClick.Add(OnBtnLeftClick);
            _ui.m_btnRight.onClick.Add(OnBtnRightClick);
            _ui.m_btnLock.target.onClick.Add(OnBtnLockClick);
            _ui.m_btnUp.target.onClick.Add(OnBtnUpClick);
            _ui.m_btnShare.onClick.Add(OnBtnShareClick);

        }
        protected override void AddEventListener()
        {
            base.AddEventListener();

        }
        protected override void OnShown()
        {
            base.OnShown();
            _curIndex = (int)(this.viewData as object[])[0];
            List<PoemPhotoData> photoInfos = (this.viewData as object[])[1] as List<PoemPhotoData>;
            _photoInfos = new List<PoemPhotoData>(photoInfos.ToArray());
            _ui.m_list.numItems = _photoInfos.Count;
            _ui.m_list.height = _ui.m_list.GetChildAt(0).height;
            UpdateView();
        }

        protected override void OnHide()
        {
            base.OnHide();

        }

        protected override void RemoveEventListener()
        {
            base.RemoveEventListener();

        }

        private void OnBtnBackClick()
        {
            ViewManager.GoBackFrom(typeof(PoemPhotoPreView).FullName);

        }
        private void UpdateView()
        {
            _ui.m_btnLeft.enabled = _curIndex > 0;
            _ui.m_btnRight.enabled = _curIndex < _ui.m_list.numItems - 1;
            _ui.m_txtTime.text = TimeUtil.FormattingTime1(_photoInfos[_curIndex].CreationTime);
            _ui.m_btnLock.m_c1.selectedIndex = _photoInfos[_curIndex].LockingStatus ? 1 : 0;
            _ui.m_btnUp.m_c1.selectedIndex = _photoInfos[_curIndex].ToppingStatus ? 1 : 0;

            if (_photoInfos.Count > 0) _ui.m_list.ScrollToView(_curIndex);

            if (_ui.m_btnLock.target.data == null)
            {
                _ui.m_btnLock.target.onClick.Add(OnBtnLockClick);
            }
            _ui.m_btnLock.target.data = _curIndex;

            if (_ui.m_btnUp.target.data == null)
            {
                _ui.m_btnUp.target.onClick.Add(OnBtnUpClick);
            }
            _curPhotoData = _photoInfos[_curIndex];

        }
        private void RenderListItem(int index, GObject obj)
        {
            UI_ListPhotoPreviewItem item = UI_ListPhotoPreviewItem.Proxy(obj);
            GLoader loaIcon = item.m_comPhoto.m_loaPhoto;
            item.m_comPhoto.m_loaPhoto.texture = _photoInfos[index].Ntexture;// PoemPhotoDataManager.Instance.BytesToTexture2D(_photoInfos[index].Bytes);
            item.target.SetSize(item.target.width, item.target.initHeight * _ui.target.height / _ui.target.initHeight);
            loaIcon.SetSize(loaIcon.width, loaIcon.texture.height * loaIcon.width / loaIcon.texture.width);
            loaIcon.y = item.target.height / 2;
            item.m_imgBorder.SetSize(item.target.width, item.target.height);
            UI_ListPhotoPreviewItem.ProxyEnd();
        }

        private void OnBtnLeftClick()
        {
            _curIndex--;
            _curIndex = Mathf.Max(0, _curIndex);

            UpdateView();
        }

        private void OnBtnRightClick()
        {
            _curIndex++;
            _curIndex = Mathf.Min(_ui.m_list.numItems - 1, _curIndex);

            UpdateView();
        }
        private void OnListScrollEnd()
        {
            _curIndex = _ui.m_list.ChildIndexToItemIndex(0);
            UpdateView();
        }
        private void OnBtnLockClick()
        {
            if (_curPhotoData.LockingStatus == false)
            {
                AlertUI.Show("是否确认锁定此照片？", "(锁住的照片无法被删除)")
               .SetLeftButton(true, "否").SetRightButton(true, "是", async (object data) =>
               {
                   bool result = await PoemPhotoSProxy.ReqChangeLockingState(_curPhotoData.PictureId, true, _sourceType);
                   if (result)
                   {
                       _photoInfos[_curIndex].LockingStatus = true;

                       UpdateView();
                   }

               });
            }
            else
            {
                AlertUI.Show("是否确认解锁此照片？", "(解锁后的照片可随意删除)")
               .SetLeftButton(true, "否").SetRightButton(true, "是", async (object data) =>
               {
                   bool result = await PoemPhotoSProxy.ReqChangeLockingState(_curPhotoData.PictureId, false, _sourceType);

                   if (result)
                   {
                       _photoInfos[_curIndex].LockingStatus = false;
                       UpdateView();
                   }
               });
            }
        }

        private void OnBtnUpClick()
        {
            if (_curPhotoData.ToppingStatus == false)
            {
                AlertUI.Show("是否确认置顶此照片？")
               .SetLeftButton(true, "否").SetRightButton(true, "是", async (object data) =>
               {
                   bool result = await PoemPhotoSProxy.ReqChangeToppingState(_curPhotoData.PictureId, true, _sourceType);
                   if (result)
                   {
                       _photoInfos[_curIndex].ToppingStatus = true;
                       UpdateView();
                   }
               });
            }
            else
            {
                AlertUI.Show("是否确认取消置顶此照片？")
               .SetLeftButton(true, "否").SetRightButton(true, "是", async (object data) =>
               {
                   bool result = await PoemPhotoSProxy.ReqChangeToppingState(_curPhotoData.PictureId, false, _sourceType);

                   if (result)
                   {
                       _photoInfos[_curIndex].ToppingStatus = false;
                       UpdateView();
                   }
               });
            }
        }

        private void OnBtnShareClick()
        {
            ViewManager.Show<PoemPhotoShareView>(_curPhotoData, new object[] { typeof(PoemPhotoPreView).FullName, new object[] { _curIndex, _photoInfos } });
        }
    }
}