Frame/Assets/Scripts/UI/MVVM/View/HallSceneMallView.cs

using System.Collections.Generic;
using uMVVM.Sources.Infrastructure;
using UnityEngine;
using UnityEngine.Serialization;
using UnityEngine.UI;

namespace Game.MVVM.Model
{
    class HallSceneMallViewStoreData
    {
        public MallStoreItem _item;
        public ScrollRectUpdateView_HallSceneMall _view;

        public HallSceneMallViewStoreData(MallStoreItem item, ScrollRectUpdateView_HallSceneMall view)
        {
            this._item = item;
            this._view = view;
        }
    }

    public class HallSceneMallView : UnityGuiView<HallSceneMallViewModel>
    {
        private Dictionary<GameObject, HallSceneMallViewStoreData> _storeItems = new Dictionary<GameObject, HallSceneMallViewStoreData>();
        private Dictionary<GameObject, MallScrollItem> _scrollItems = new Dictionary<GameObject, MallScrollItem>();

        public ScrollRectUpdateView_HallSceneMall scrollRectUpdateView;
        public Transform storeItemParent;
        public GameObject storeItem;

        public Button btnBack;

        protected override void OnInitialize()
        {
            base.OnInitialize();
            this.storeItem.SetActive(false);
            btnBack.onClick.AddListener(ClickBack);
        }

        private void ClickBack()
        {
            BindingContext.OnClickBack?.Invoke();
        }

        public override void OnBindingContextChanged(HallSceneMallViewModel oldValue, HallSceneMallViewModel newValue)
        {
            base.OnBindingContextChanged(oldValue, newValue);
            if (oldValue != null)
            {
                oldValue.MallItems.OnValueChanged -= this.MallScrollValueChanged;
                oldValue.StoreItems.OnValueChanged -= this.MallStoreValueChanged;
            }

            if (newValue != null)
            {
                newValue.MallItems.OnValueChanged += this.MallScrollValueChanged;
                newValue.StoreItems.OnValueChanged += this.MallStoreValueChanged;
            }
        }

        private void MallStoreValueChanged(List<MallStoreItem> oldvalue, List<MallStoreItem> newvalue)
        {
            BindingContext.StoreItems.Value = newvalue;

            foreach (var o in this._storeItems.Keys)
            {
                GameObject.Destroy(this._storeItems[o]._view.gameObject);
                GameObject.Destroy(o);
            }

            this._storeItems.Clear();

            foreach (var mallStoreItem in newvalue)
            {
                var instantiate = GameObject.Instantiate(this.storeItem, this.storeItemParent);
                instantiate.name = mallStoreItem.name;
                instantiate.SetActive(true);

                var itemView = instantiate.GetComponent<MallStoreItemView>();
                itemView.BindingContext = new MallStoreItemViewModel();
                itemView.BindingContext.InitData(mallStoreItem);
                itemView.BindingContext.OnClickTog += OnClickStoreTog;

                var rectUpdateView = GameObject.Instantiate(this.scrollRectUpdateView, this.scrollRectUpdateView.transform.parent);
                rectUpdateView.name = mallStoreItem.name;
                var objects = mallStoreItem.data as List<MallScrollItem>;
                rectUpdateView.createItemFinish += CreateScrollItemFinish;
                rectUpdateView.resetAction += ResetScrollItemFinish;
                rectUpdateView.RefreshInitData(objects);

                this._storeItems.Add(instantiate, new HallSceneMallViewStoreData(mallStoreItem, rectUpdateView));
            }
        }

        private void OnClickStoreTog(bool arg1, string arg2, GameObject arg3)
        {
            var data = this._storeItems[arg3];
            data._view.gameObject.SetActive(arg1);
        }


        private void ResetScrollItemFinish(object arg1)
        {
            var view = arg1 as ScrollRectUpdateView_HallSceneMall;
            // 请求服务器获取最新的数据
            Debug.Log("--请求服务器获取最新的数据");
//            List<object> list = new List<object>();
//            view.RefreshInitData(list);
        }

        private void CreateScrollItemFinish(GameObject arg1, object arg2)
        {
            var mallScrollItem = arg2 as MallScrollItem;
            var itemView = arg1.GetComponent<MallScrollItemView>();
            itemView.BindingContext = new MallScrollItemViewModel();
            itemView.BindingContext.InitData(mallScrollItem);
            itemView.BindingContext.OnClickBuy += OnClickBuy;
        }

        private void OnClickBuy(string arg1, object arg2)
        {
            Debug.Log($"点击了{arg1}");
        }

        private void MallScrollValueChanged(List<MallScrollItem> oldvalue, List<MallScrollItem> newvalue)
        {
        }
    }
}