powerfun-unity/Assets/Scripts/Scenes/Ride/Competiton/TopRankingFactory.cs

using Assets.Scenes.Ride.Scripts.Model;
using Assets.Scenes.Ride.Scripts.Model.CyclingModels;
using Assets.Scripts;
using System.Collections.Generic;
using System.Linq;
using UnityEngine;

namespace Assets.Scenes.Ride.Scripts
{
    public class TopRankingFactory : BaseListFactory
    {
        private List<CompetitionTopModel> rankingList {get;set;}
        private AbstractPlayer currentPlayer { get; set; }
        private int topSize = 6;//取前6名
        protected override void Awake()
        {
            //base.Awake();
            scroll = transform.Find("List").gameObject;
            if (scroll != null)
            {
                UIManager.AddEvent(scroll, UnityEngine.EventSystems.EventTriggerType.EndDrag, OnEndDrag);
            }
            parent = scroll.transform.Find("Viewport/Content");
            cyclingController = FindObjectOfType<CyclingController>();
            playerController = FindObjectOfType<PlayerController>();
            currentPlayer = cyclingController.currentPlayer;
#if UNITY_IOS || UNITY_ANDROID
            nearByItem = Resources.Load<GameObject>("UI/Prefab/Match/Mobile/TopRankingItem");
            nearByMajorItem = Resources.Load<GameObject>("UI/Prefab/Match/Mobile/CompetitionRankingMajorItem");
#else
            nearByItem = Resources.Load<GameObject>("UI/Prefab/Match/TopRankingItem");
            nearByMajorItem = Resources.Load<GameObject>("UI/Prefab/Match/CompetitionRankingMajorItem");
#endif
        }

        protected override void CreateList()
        {
            CompetitionModel s = cyclingController.cyclingController as CompetitionModel;
            var ss = s?.competitionRankingModel;
            rankingList = ss?.TopList;
            if (rankingList == null) return;

            ////删除
            //var currentTopRankingList = FindObjectsOfType<TopRankingItem>();
            //foreach (var o in currentTopRankingList)
            //{
            //    var e = rankingList.Where(c => c.UserId == o.UserId).FirstOrDefault();
            //    if (e == null)
            //    {
            //        o.transform.gameObject.SetActive(false);//TODO：这里暂时不删除，删除对应的图片和脚本依赖这个对象；脚本提供一个dispose
            //        bufferSize--;
            //    }
            //}
            Utils.DestroyChildren(parent);
            for (int i = 0; i < rankingList.Count(); i++)
            {
                Create(rankingList[i]);
            }
        }
        private void Create(CompetitionTopModel item)
        {
            //var rankingList = FindObjectsOfType<TopRankingItem>();
            //var competitionRankingItem = rankingList.Where(c => c.rank == item.Index).FirstOrDefault();
            ////如果当前有这个用户则更新没有则创建并setslibingindex
            //if (competitionRankingItem == null)
            //{
            //    //创建
            //    if (bufferSize < pageSize)
            //    {
            //        //情况一：还有足够的buffer,直接创建
            //        GameObject prefabItem = nearByItem;
            //        GameObject newObj = (GameObject)Instantiate(prefabItem, parent);
            //        competitionRankingItem = newObj.GetComponent<TopRankingItem>();
            //        bufferSize++;
            //    }
            //    else
            //    {
            //        //情况二：没有足够的buffer，找到要被淘汰的buffer()最后一名
            //        competitionRankingItem = rankingList.OrderByDescending(c => c.rank).FirstOrDefault();
            //    }

            //}
            GameObject newObj = (GameObject)Instantiate(nearByItem, parent);
            var competitionRankingItem = newObj.GetComponent<TopRankingItem>();

            competitionRankingItem.setHead(item.Head);
            competitionRankingItem.setTimer(item.TripTime);
            competitionRankingItem.SetRank(item.Index);
            competitionRankingItem.setName(item.Name);
            competitionRankingItem.setUserId(item.UserId);
            var countryTexture = cyclingController.GetCountryImageByName(item.Country);
            competitionRankingItem.setCountry(countryTexture);
            competitionRankingItem.transform.SetSiblingIndex(item.Index);
        }
    }
}