using System.Collections.Generic;
using Game.Pathfinding;
using JetBrains.Annotations;
using UnityEngine;
using System.Linq;
using System.Threading;
using Cysharp.Threading.Tasks;
using Game.Room;

namespace Game
{
    [Procedure(ProcedureType.EnterGameSceneProcedure)]
    class EnterGameSceneProcedure : ProcedureBase
    {
        public override void OnEnter()
        {
            base.OnEnter();
            var player = Game.playerManager.CreatePlayer("测试", "player", 10);
            Game.playerManager.SetCurrentPlayer(player);
            var room = Game.roomManager.GetRoom(RoomType.出生点);
            var joinPosition = room.roomInfo.GetJoinPosition();
            var wayPoints = Game.bfsManager.FindPath(joinPosition);

            UniTask.Create(async () =>
            {
                await player.MoveAsync(wayPoints, room, new CancellationToken());
                this.OnLeave();
            });
        }

        public override void OnLeave()
        {
            base.OnLeave();
            Game.procedureManager.ChangeProcedure(ProcedureType.GameSceneLogicProcedure);
        }
    }

    [Procedure(ProcedureType.GameSceneLogicProcedure)]
    class GameSceneLogicProcedure : ProcedureBase
    {
        public override void OnEnter()
        {
            base.OnEnter();

            // UniTask.Create(async () =>
            // {
            //     await  ResourceManager.Instance.LoadSceneAsync(SceneType.Game.ToString());
            //     EventManager.Instance.FireNow(this,new LoadingGameSceneFinishEventArgs(true));
            // });

//            var gameGlobalConfig = GameObject.FindObjectOfType<GameGlobalConfig>();
//            BFS<WayPoint> bfs = new BFS<WayPoint>(CreateGraph(gameGlobalConfig));
//            var beginNode = GetNode(bfs, new Vector2(-29f,-16.5f));
//            var endNode = GetNode(bfs, new Vector2(-15.8f,44.3f));
//            var findPath = bfs.FindPath(beginNode, endNode);
//            var wayPoints = new List<WayPoint>();
//            findPath.GetDatas(wayPoints);
//            Debug.Log($"Indices:{string.Join(',',findPath.GetNodes().Select(x=> x.index))}");
//            Debug.Log($"Positions:{string.Join(',',findPath.GetNodes().Select(x=> x.data.position))}");

//            player.MoveAsync()

//            var findPath = Game.bfsManager.FindPath(new Vector2(-29f, -16.5f), new Vector3(-15.8f, 44.3f));
//            var wayPoints = new List<WayPoint>();
//            findPath.GetDatas(wayPoints);
//            Debug.Log($"Indices:{string.Join(',',findPath.GetNodes().Select(x=> x.index))}");
//            Debug.Log($"Positions:{string.Join(',',findPath.GetNodes().Select(x=> x.data.position))}");
        }

//        [CanBeNull]
//        private static Node<WayPoint> GetNode(BFS<WayPoint> bfs, Vector2 position)
//        {
//            float distance = float.MaxValue;
//            Node<WayPoint> targetStartNode = null;
//            bfs.GetNode(node =>
//            {
//                var magnitude = ((Vector2)node.data.position - position).magnitude;
//                if (magnitude < distance)
//                {
//                    distance = magnitude;
//                    targetStartNode = node;
//                }
//
//                return false;
//            });
//            return targetStartNode;
//        }
//
//        private Graph<WayPoint> CreateGraph(GameGlobalConfig gameGlobalConfig)
//        {
//            var graph = new WayPointGraph();
//            graph.Initialize(gameGlobalConfig.nodeMaps);
//            return graph;
//        }

        public override void OnLeave()
        {
            base.OnLeave();
            // UIManager.Instance.ShowUI(UIType.GameSceneMainUI);
            // ProcedureManager.Instance.ChangeProcedure(ProcedureType.GameSceneLogicProcedure);
        }
    }
}