using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ET
{

    public class ChatAwakeSystem : AwakeSystem<Chat>
    {
        public override void Awake(Chat self)
        {
            Chat.Instance = self;
            self.InitTimeLimit();
        }
    }
    public static class ChatSystem
    {
        /// <summary>
        /// 初始化时间
        /// </summary>
        public static void InitTimeLimit(this Chat self)
        {
            self.timeLimitDic.Add(ChatType.NoneChat, int.MaxValue);
              self.timeLimitDic.Add(ChatType.Normal, 5 * 1000);
              self.timeLimitDic.Add(ChatType.World, 60 * 1000);
             self. timeLimitDic.Add(ChatType.Private, 2 * 1000);
             self. timeLimitDic.Add(ChatType.Team, 2 * 1000);
             self. timeLimitDic.Add(ChatType.Family, 2 * 1000);
            self. timeLimitDic.Add(ChatType.Camp, 2 * 1000);
        }
        public static void SetTime(this Chat self,long id, ChatType chatType, long time)
        {
            if (! self.timeDic.TryGetValue(id, out _))
            {
                 self.timeDic[id] = new Dictionary<ChatType, long>();
            }
            self. timeDic[id][chatType] = time;
        }
        /// <summary>
        /// 设置为当前时间
        /// </summary>
        /// <param name="id"></param>
        /// <param name="chatType"></param>
        public static void SetTime(this Chat self,long id, ChatType chatType)
        {
             self.SetTime(id, chatType, TimeHelper.ClientNow());
        }
        /// <summary>
        /// 能否聊天
        /// </summary>
        /// <param name="id"></param>
        /// <param name="chatType"></param>
        /// <returns></returns>
        public static bool CanChat(this Chat self,long id, ChatType chatType)
        {
            long lastTime = self. GetTime(id, chatType);
            long now = TimeHelper.ClientNow();
            return now - lastTime >  self.timeLimitDic[chatType];
        }
        public static long GetRemainTime(this Chat self,long id, ChatType chatType)
        {
            return  self.timeLimitDic[chatType] - TimeHelper.ClientNow() +  self.GetTime(id, chatType);
        }
        /// <summary>
        /// 获取上次聊天时间
        /// </summary>
        /// <param name="id"></param>
        /// <param name="chatType"></param>
        /// <returns></returns>
        public static long GetTime(this Chat self,long id, ChatType chatType)
        {
            if ( self.timeDic.TryGetValue(id, out Dictionary<ChatType, long> dic))
            {
                if (dic.TryGetValue(chatType, out long time))
                {
                    return time;
                }
            }
            return 0;
        }
        public static async ETTask<string> RequestCaht(this Chat self, Unit unit, ChatType chatType, string chatContent, long targetId = 0)
        {
            if (AppConfig.inst.isTest)
            {
                string cmdRet = await TestHelper.Execute(unit, chatContent);
                if (cmdRet != null)
                {
                    return cmdRet;
                }
            }
            if (!self.CanChat(unit.Id, chatType))
            {
                return $"请等待{self.GetRemainTime(unit.Id, chatType) / 1000}s后再发言";
            }

            if (targetId == 0)
            {
                Game.EventSystem.Publish(new EventType.SendChat { sender = unit, chatType = chatType, content = chatContent }).Coroutine();
                Log.Warning($"【{chatType}】{UserComponent.Instance.Get(unit.Id)?.NickName}:{chatContent}");
            }
            else
            {
                Unit targetUnit = MapUnitComponent.Instance.Get(targetId);
                if (targetUnit == null)
                {
                    return "对方已经下线";
                }
                string name = UserComponent.Instance.Get(unit.Id).NickName;
                MessageHelper.SendActor(targetUnit, new M2C_SendNormalChat
                {
                    Id = unit.Id,
                    Type = chatType,
                    Content = chatContent,
                    Name = name
                });
                Log.Warning($"【私】{name}->{UserComponent.Instance.Get(targetUnit.Id)?.NickName}:{chatContent}");
            }
            self.SetTime(unit.Id, chatType);

            return string.Empty;
        }


        public static string SendSystemCaht(this Chat self, string chatContent)
        {
            foreach (Unit u in MapUnitComponent.Instance.GetAll())
            {
                if (u.UnitType == UnitType.Player)
                    self.SendSystemCaht(u, chatContent);
            }
            return null;
        }
        public static string SendSystemCaht(this Chat self, Unit unit, string chatContent)
        {
            MessageHelper.SendActor(unit, new M2C_SendNormalChat
            {
                IsSystemBrocast = true,
                Id = 0,
                Type = ChatType.System,
                Content = chatContent,
                Name = "系统"
            });

            return string.Empty;
        }
        public static string SendSystemCaht(this Chat self, Unit unit, List<string> chatContent)
        {
            M2C_SendSystemChat proto = new M2C_SendSystemChat
            {
                IsSystemBrocast=true,
                Type = ChatType.System,
                Name = "系统"
            };
            for (int i = chatContent.Count - 1; i >= 0; i--)
            {
                chatContent[i] = chatContent[i];
            }
            proto.ContentList.AddRange(chatContent);
            MessageHelper.SendActor(unit, proto);

            return string.Empty;
        }
        public static string SendSystemCahtNoBrocast(this Chat self, Unit unit, List<string> chatContent)
        {
            M2C_SendSystemChat proto = new M2C_SendSystemChat
            {
                Type = ChatType.System,
                Name = "系统"
            };
            for (int i = chatContent.Count - 1; i >= 0; i--)
            {
                chatContent[i] = chatContent[i];
            }
            proto.ContentList.AddRange(chatContent);
            MessageHelper.SendActor(unit, proto);

            return string.Empty;
        }
    }

}