using System;
using System.Collections.Generic;
using System.Linq;
using ET.EventType;
using UnityEngine;

namespace ET
{
    [FriendClass(typeof(Unit))]
    [FriendClass(typeof(People))]
    public static class UnitOperate
    {
        
        public static void InitProsperity(Unit unit)
        {
            var prosperity = 0;
            BuildingComponent bc = unit.GetComponent<BuildingComponent>();
            foreach (var v in bc.Children)
            {
                var building = (Building) v.Value;
                if (building.Config.Boom > 0)
                {
                    prosperity += building.Config.Boom;
                }
            }
            // TODO  村民繁荣值
            
            unit.Prosperity = prosperity;
        }
        
        public static void UpgradeScale(Unit unit)
        {
            var nextScale = (unit.Scale > 0? unit.Scale : 1) + 1;
            ScaleConfig sc = ScaleConfigCategory.Instance.Get(nextScale);
            if (unit.Prosperity >= sc.Prosperity)
            {
                unit.Scale = nextScale;
                
                RewardGroupConfig rewardGroupConfig = RewardGroupConfigCategory.Instance.Get(sc.RewardGroup);
                for (var i = 0; i < rewardGroupConfig.ItemId.Length; i++)
                {
                    StoreOperate.AddItem(unit, rewardGroupConfig.ItemId[i], rewardGroupConfig.Number[i]);
                }
            }
        }

        public static int PeopleNum(Unit unit)
        {
            var peopleNum = unit.GetComponent<PeopleComponent>().Children.Count;
            return peopleNum;
        }

        public static int TotalMinutesPerDay(Unit unit)
        {
            // TODO 一天的分钟数
            var total = 5*12;
            return total;
        }
        
        public static long rectify(long origin = 0, long delta = 0,float min = float.NegativeInfinity, float max = float.PositiveInfinity)
        {
            var result = origin + delta;
            if (result < min) {
                result = (long)min;
            }
            if (result > max) {
                result = (long)max;
            }

            return result;
        }

        public static int FoodConsumptionPerMinute(Unit unit)
        {
            var peopleCount = PeopleNum(unit);
            WorldParametersConfig wc = WorldParametersConfigCategory.Instance.Get(WorldParam.FoodConsumption);
           return peopleCount * wc.Value[0];
        }

        public static void UpdateFood(Unit unit)
        {
            var consume = FoodConsumptionPerMinute(unit);
            var previous =  unit.Food ;
            unit.Food = rectify(unit.Food, -consume, -consume*TotalMinutesPerDay(unit));
            
            if (unit.Food <= 0) {
                if (previous > 0) {
                    // todo debuff
                }
            } else if (previous <= 0) {
                // todo buff
            }
#if SERVER
            UnitHelper.NofityUpdateValley(unit, new List<int> { NumericType.Food }, new List<long> { unit.Food });
#endif
        }

        public static int WaterConsumptionPerMinute(Unit unit)
        {
            var peopleCount = PeopleNum(unit);
            WorldParametersConfig wc = WorldParametersConfigCategory.Instance.Get(WorldParam.WaterConsumption);
            return peopleCount * wc.Value[0];
        }

        public static void UpdateWater(Unit unit)
        {
            var consume = WaterConsumptionPerMinute(unit);
            var previous =  unit.Water ;
            unit.Water = rectify(unit.Water, -consume, -consume*TotalMinutesPerDay(unit));
            if (unit.Water <= 0)
            {
                unit.Water = 0;
                if (previous > 0)
                {
                    // todo debuff
                }
            } else if (previous <= 0)
            {
                // todo buff
            }
#if SERVER
            UnitHelper.NofityUpdateValley(unit, new List<int> { NumericType.Water }, new List<long> { unit.Water });
#endif
        }

        public static EventGroupConfig GetNightEventConfig()
        {
            EventGroupConfig  eventGroupConfig= null;
            List<EventGroupConfig> list = EventGroupConfigCategory.Instance.GetList();
            foreach (var v in list)
            {
                if (v.Type == 2)
                {
                    eventGroupConfig = v;
                    break;
                }
            }

            return eventGroupConfig;
        }
        
        public static int[] AddArray(int[] probs, int[] overlay, int index)
        {
            if (probs == null ||　overlay == null)
            {
                return probs;
            }
            
            for (var i=0; i<probs.Length; i++)
            {
                if (i == index)
                {
                    continue;
                }
                probs[i] += overlay[i];
            }

            return probs;
        }
        
        public static int CheckMoonNightTime(int day, int nightTime)
        {
            if (day % 15 == 0)
            {
                nightTime += 400;
            }

            return nightTime;
        }
        
        public static int[] CopyArray(int[] array)
        {
            int[] copy = new int[array.Length];
            
            for (int i = 0; i < array.Length; i++)
            {
                copy[i] = array[i];
            }
            return copy;
        }
        
        public static int TimePass(int fromTime, int passTime) {
            int hours;
            int minutes;
            ParseTime(fromTime,out hours, out minutes);
            return TimePassWithHm(hours, minutes, passTime);
        }
   
        public static void ParseTime(int time, out int hours, out int minutes)
        {
            hours = time / 100;
            minutes = time % 100; 
        }
        
        public static int TimePassWithHm(int hour,int minute,int passTime)
        {
            minute += passTime;
            if(minute < 0)
            {
                int hourDelta = (Math.Abs(minute/60) + 1);
                minute += 60 * hourDelta;
                hour -= hourDelta;

                if(hour < 0)
                {
                    int dayDelta = (Math.Abs(hour/24) + 1);
                    hour += 24 * dayDelta;
                }
            }
            else
            {
                hour += (minute/60);
                minute = minute % 60;
                hour = hour % 24;
            }

            return hour* 100 + minute;
        }

        public static List<NightEvent> NightEvent(Unit unit, int nightTime, int time)
        {
            EventGroupConfig egc = GetNightEventConfig();
            var nightEvents = new List<NightEvent>();
            Log.Info($"EventGroupConfig: {egc.ToString()}");
            int[] eventWeight = CopyArray(egc.EventWeight);
            int[] overlayWeight = CopyArray(egc.OverlayWeight);
            int[] eventList = CopyArray(egc.Event);
            Log.Info($"eventWeight: {string.Join(",", eventWeight)} :{egc.EventWeight.Clone()}");
            Log.Info($"overlayWeight: {string.Join(",", overlayWeight)}");
            Log.Info($"eventList: {string.Join(",", eventList)}");
            int eventCount = 0;
            int h = 23 - nightTime / 100;
            int m = 60 - (nightTime % 100);
            h += time / 100;
            m += time % 100;
            int topM = m + h * 60;
            int curM = 0;
            List<int> timeList = new List<int>();
            var rand = new ValleyRandom();
            rand.SetSeed(unit.EventSeed);
            while (topM > curM)
            {
                var range = rand.RandomNumber(80, 120);
                curM += range;
                if (curM > topM)
                {
                    break;
                }
                eventCount++;
                timeList.Add(TimePass(nightTime, curM));
            }

            for (var i = 0; i < eventCount; i++)
            {
                int index =RandomHelper.RandomByWeight(eventWeight);
                Log.Info($"eventWeight: {string.Join(",",eventWeight)}, eventList: {string.Join(",",eventList)}, index: {string.Join(",",index)}");
                if (index == -1)
                {
                    continue;
                }
                int id = eventList[index];
                NightEvent nightEvent = new NightEvent();
                nightEvent.EventId = id;
                nightEvent.Time = timeList[i];
                nightEvents.Add(nightEvent);
                eventWeight = AddArray(eventWeight, overlayWeight, index);
            }

            foreach (var ne in nightEvents)
            {
                NightEvent nightEvent = ne;
                EventConfig eventConfig = EventConfigCategory.Instance.Get(nightEvent.EventId);
                // todo 掉落组数量
                if (eventConfig.DropGroup[0] > 0)
                {
                    nightEvent.Drops = new Dictionary<int, int>();
                    foreach (var v in eventConfig.DropGroup)
                    {
                        (int dropId,int num) = DropOperate.DropItem(unit, v);
                        if (!nightEvent.Drops.ContainsKey(dropId))
                        {
                            nightEvent.Drops[dropId] = 0;
                        }
                        nightEvent.Drops[dropId] += num;
                    }
                }
            }
            
#if SERVER
            List<string> names = new List<string>();
            foreach (var v in unit.GetComponent<PeopleComponent>().Children.Values)
            {
                names.Add(((People)v).Name);
            }

            unit.EventNames = new List<string>();
            foreach (var ne in nightEvents)
            {
                var index = RandomHelper.RandomNumber(0, names.Count - 1);
                unit.EventNames.Add(names[index]);
                ne.Name = names[index];
            }

            MessageHelper.SendToClient(unit,new M2C_NotifyNightEvent(){EventSeed = unit.EventSeed, NightTime = nightTime, Time = time, EventNames = unit.EventNames});
#else
            for (var i=0; i<nightEvents.Count; i++)
            {
                Log.Console("night======================================{0},{1}",nightEvents.Count,unit.EventNames.Count);
                nightEvents[i].Name = unit.EventNames[i];
            }
#endif
            Log.Info($"nightEvents: {nightEvents.Count}, topM: {topM}, nightTime:　{nightTime}, time: {time}");
            foreach (var v in nightEvents)
            {
                Log.Info($"nightEvent: name:　{v.Name}, EventId: {v.EventId}, Time: {v.Time}, Drops: {v.Drops}");
            }
            return nightEvents;
        }
        
        public static SeasonConfig GetSeasonConfigByDay(int day,int season)
        {
            var gamestageConfigList = GameStageConfigCategory.Instance.GetList();
            int stage = 4;
            foreach (var v in gamestageConfigList)
            {
                if (v.StartDay < day && v.EndDay > day)
                {
                    stage = v.Id;
                }
            }
            
            List<SeasonConfig> listConfig = SeasonConfigCategory.Instance.GetList();
            foreach (var v in listConfig)
            {
                if (v.Tapy == season && v.Stage == stage)
                {
                    return v;
                }
            }

            return null;
        }
    }
}