using Configs;
using Data;
using Managers;
using Map;
using UI;
using UnityEngine;

namespace Base
{
    public enum GameEnding
    {
        // 区域肃清
        AreaSecured, 
        // 干员失联 (也可以理解为任务失败，干员失踪)
        AgentMissing, 
        // 据点被毁
        BaseDestroyed 
    }
    
    
    public class PlayGameSceneControl : MonoBehaviour, ITick
    {
        public Dimension dimensionPrefab;

        public WaitStartUI waitStartUI;

        public bool AllDimensionsLoaded => OutsideDimensionsLoaded && InsideDimensionsLoaded;
        public bool OutsideDimensionsLoaded { get; private set; }
        public bool InsideDimensionsLoaded { get; private set; }

        public DimensionDef OutsideDef { get; private set; }
        public DimensionDef InsideDef { get; private set; }

        public Dimension OutsideDimension { get; private set; }
        public Dimension InsideDimension { get; private set; }

        public bool TaskCompleted { get; private set; }


        private int totalThreat;
        private int monstersKilled;
        
        public SettlementUI settlementUI;

        private string playerAffiliation;
        
        public Entity.Entity playerEntity;
        
        public BaseBuildingHPBarUI baseBuildingHPBarUI;

        private void Start()
        {
            playerAffiliation = Configs.ConfigManager.Instance.GetValue<string>("playerAffiliation");
            OutsideDef = Program.Instance.OutsidePlayDimension;
            InsideDef = Program.Instance.CurrentCharacter.insideDimensionDef ??
                        DefineManager.Instance.FindDefine<DimensionDef>(
                            ConfigManager.Instance.GetValue<string>("InsideDimension"));
            if (OutsideDef == null || InsideDef == null)
            {
                MessageManager.Instance.DisplayMessage("初始化失败！检查XML文件完整性", PromptDisplayCategory.ScreenCenterLargeText,
                    Color.brown);
                Invoke(nameof(ReturnMainMenu), 3);
                return;
            }

            OutsideDimension = Instantiate(dimensionPrefab);
            InsideDimension = Instantiate(dimensionPrefab);

            OutsideDimension.transform.localPosition = new Vector3(-0.5f, -0.5f, 1);
            InsideDimension.transform.localPosition = new Vector3(-0.5f, 999.5f, 1);

            _ = OutsideDimension.ApplyDimensionDef(OutsideDef);
            _ = InsideDimension.ApplyDimensionDef(InsideDef);

            OutsideDimension.OnDimensionLoaded += OutsideDimensionLoaded;
            InsideDimension.OnDimensionLoaded += InsideDimensionLoaded;
            
            OutsideDimension.name = "OutsideDimension";
            InsideDimension.name = "InsideDimension";


            Program.Instance.SetFocusedDimension(OutsideDimension.DimensionId);


            EntityManager.Instance.OnCreateEntity += OnCreateEntity;
            
            

            Clock.AddTick(this);
        }

        private void OnDestroy()
        {
            EntityManager.Instance.OnCreateEntity -= OnCreateEntity;
            
            Clock.RemoveTick(this);
        }

        public void Tick()
        {
            if (!AllDimensionsLoaded)
                return;
            if (EventManager.Instance.HasStoryDisplay || TaskCompleted ||
                EntityManager.Instance.ExistsHostile(OutsideDimension.DimensionId,
                    Program.Instance.FocusedEntity.entityPrefab))
                return;
            EndGame(GameEnding.AreaSecured);
        }

        public void EndGame(GameEnding gameEnding)
        {
            KeyValueArchiveManager.Instance.Set("LastGameTotalThreat", totalThreat);
            KeyValueArchiveManager.Instance.Set("LastGameMonstersKilled", monstersKilled);
            KeyValueArchiveManager.Instance.Set("LastGameEnding", gameEnding);
            TaskCompleted = true;
            UIInputControl.Instance.Show("SettlementUI");
        }


        private void StartGame()
        {
            if (!AllDimensionsLoaded) return;
            waitStartUI.Hide();
            Program.Instance.PutPlayer();
            playerEntity = Program.Instance.FocusedEntity;
            playerEntity.OnEntityDiedEvent += OnPlayerDied;
            if (OutsideDef.story != null)
                EventManager.Instance.PlayStory(OutsideDef.story.defName, OutsideDimension.DimensionId);

            if (InsideDef.story != null)
                EventManager.Instance.PlayStory(InsideDef.story.defName, InsideDimension.DimensionId);

            Program.Instance.OnFocusedDimensionChanged += OnSwitchDimension;
            baseBuildingHPBarUI.Init();
        }

        private void ReturnBase()
        {
            Program.Instance.ReturnBase();
        }
        private void ReturnMainMenu()
        {
            EscUI.ReturnMainMenu();
        }

        private void OutsideDimensionLoaded(Dimension dimension)
        {
            OutsideDimensionsLoaded = true;
            StartGame();
        }

        private void InsideDimensionLoaded(Dimension dimension)
        {
            InsideDimensionsLoaded = true;
            StartGame();
        }
        
        private void OnCreateEntity(Entity.Entity entity)
        {
            if (entity is not Entity.Monster monster)
                return;
            if (AffiliationManager.Instance.GetRelation(playerAffiliation,
                    entity.affiliation) == Relation.Hostile)
            {
                monster.OnEntityDiedEvent += OnMonsterKilled;
            }
            else if (entity.affiliation==Configs.ConfigManager.Instance.GetValue<string>("NanorobotsAffiliation"))
            {
                
            }
        }

        private void OnPlayerDied(Entity.Entity entity)
        {
            EndGame(GameEnding.AgentMissing);
        }

        private void OnMonsterKilled(Entity.Entity entity)
        {
            monstersKilled++;
            var monster=entity as Entity.Monster;
            if (monster && monster.entityDef is MonsterDef monsterDef)
            {
                totalThreat += monsterDef.threat;
            }
        }

        private void OnSwitchDimension(Dimension dimension)
        {
            if (dimension == OutsideDimension)
            {
                Program.Instance.SetFocusedEntity(playerEntity);
            }
            else if (dimension == InsideDimension)
            {
                var nanorobots = EntityManager.Instance.FindEntitiesByFaction(dimension.DimensionId,
                    Configs.ConfigManager.Instance.GetValue<string>("NanorobotsAffiliation"));
                if (nanorobots is { Length: > 0 })
                    Program.Instance.SetFocusedEntity(nanorobots[0].entity);
            }
        }
    }
}