using CommonAI.data;
using CommonAI.Zone;
using CommonLang;
using CommonLang.Log;
using CommonLang.Property;
using System;
using System.Collections.Generic;
using System.Reflection;
using System.Text;
using XmdsCommon.Plugin;
using XmdsCommonServer.XLS.Data;
using static XmdsCommonServer.Plugin.XmdsVirtual;

namespace XmdsCommonServer.Plugin.XmdsSkillTemplate.Skills
{
    /// <summary>
    /// FileName: XmdsBattleSkill.cs
    /// Description: 
    /// DateTime: 2015/6/1 17:50:47
    /// </summary>
    public static class XmdsBattleSkill
    {
        //默认脚本ID.
        public static readonly int DefaultSkillScriptID = 9999901;

        private static TemplateManager mTemplates = null;
        private static Logger log = LoggerFactory.GetLogger("XmdsBattleSkill");

        //主动技能.
        private static IDictionary<int, Type> UnitSkillMap = new SortedDictionary<int, Type>();
        //被动技能.
        private static IDictionary<int, Type> UnitPassiveSkillMap = new SortedDictionary<int, Type>();

        private static IDictionary<int, BattleFunctionEvent> BattleFunctionEventMap = new SortedDictionary<int, BattleFunctionEvent>();

        private static bool FinishInit = false;

		//默认技能伤害机制
		public static XmdsVirtual.OnCalDmageHandler mDefDamgageHandler;

		//private static List<UnitSkill> UnitSkillAllTypes = new List<UnitSkill>();
		static XmdsBattleSkill()
        {

        }

        private static void LoadSkillDll()
        {
            if (FinishInit) { return; }

            {
                //扩展功能.
                try
                {
                    Type ctype = typeof(BattleFunction);

                    foreach (Type stype in ReflectionUtil.GetNoneVirtualSubTypes(ctype))
                    {
                        BattleFunction bf = ReflectionUtil.CreateInstance(stype) as BattleFunction;
                        BattleFunction.SetFactory(bf);
                    }

                    ctype = typeof(BattleFunctionEvent);

                    foreach (Type stype in ReflectionUtil.GetNoneVirtualSubTypes(ctype))
                    {
						try
						{
							BattleFunctionEvent be = ReflectionUtil.CreateInstance(stype) as BattleFunctionEvent;
							if(be.Init(0, 0))
							{
								BattleFunctionEventMap.Add(be.GetEventID(), be);
							}							
						}
						catch(Exception e)
						{
							log.Error("init battle funtion event catch: " + stype + ", " + e);
						}                       
                    }

                }
                catch (Exception err)
                {
                    log.Error("BattleFunctionEvent Error" + err.ToString());
                    //throw;
                }
            }

            {
                //主动技能.
                try
                {
                    Type ctype = typeof(UnitSkill);
                    foreach (Type stype in ReflectionUtil.GetNoneVirtualSubTypes(ctype))
                    {
                        UnitSkill sk = ReflectionUtil.CreateInstance(stype) as UnitSkill;
                        if (sk.SkillID < 1)
                        {
							if(!sk.GetType().IsAbstract)
							{
								log.Warn("异常技能1, ID = " + sk.SkillID + ", name=" + sk.ToString());
							}
							
							continue;
                        }

						XmdsSkillData skillData = XmdsDataMgr.GetInstance().GetXmdsSkillData(sk.SkillID);
						if (skillData == null)
                        {
                            log.Warn("技能表未配置数据:" + sk.SkillID + ", 伤害走通用序列：" + sk.ToString());
                            continue;
                        }
                        //log.Debug("Regist skill : " + stype.FullName);

                        if (UnitSkillMap.ContainsKey(sk.SkillID))
                        {
                            throw new Exception("主动技能脚本ID重复:" + sk.SkillID);
                        }

                        UnitSkillMap.Add(sk.SkillID, stype);
                        sk.InitSkillParam(skillData);
                    }
                }
                catch (Exception err)
                {
                    log.Error("ActiveSkillInit Error" + err.ToString());
                    //throw;
                }
            }

            {
                //被动技能.
                try
                {
                    Type type = typeof(UnitPassiveSkill);

                    foreach (Type stype in ReflectionUtil.GetNoneVirtualSubTypes(type))
                    {
                        UnitPassiveSkill sk = ReflectionUtil.CreateInstance(stype) as UnitPassiveSkill;
                        if (sk.SkillID < 1 )
                        {
                            log.Info("异常技能2, ID = " + sk.SkillID + ", name=" + sk.ToString());
                            continue;
                        }

                        if (XmdsDataMgr.GetInstance().GetXmdsSkillData(sk.SkillID) == null)
                        {
                            log.Error("skillData表未找到技能配置数据:" + sk.SkillID);
                            continue;
                        }

                        //log.Info("Regist PassiveSkill : " + stype.FullName);
                        if (UnitPassiveSkillMap.ContainsKey(sk.SkillID))
                        {
                            throw new Exception("被动技能脚本ID重复:" + sk.SkillID);
                        }

                        UnitPassiveSkillMap.Add(sk.SkillID, stype);

                        sk.InitSkillParam();
                    }
                }
                catch (Exception err)
                {
                    log.Error("LoadPassiveSkillDll" + err.ToString());
                    //throw;
                }
            }

			// 默认技能处理序列			
			Type defaultSkillType = null;
			UnitSkillMap.TryGetValue(DefaultSkillScriptID, out defaultSkillType);
			if(defaultSkillType != null)
			{
				GameSkill gameSkill = new GameSkill(DefaultSkillScriptID);
				UnitSkill defaultSkill = ReflectionUtil.CreateInstance(defaultSkillType) as UnitSkill;

				SkillTemplate skillTemplate = XmdsBattleSkill.GetSkillTemplate(DefaultSkillScriptID); ;
				defaultSkill.Init(gameSkill, null, ref skillTemplate);
				mDefDamgageHandler = new OnCalDmageHandler(defaultSkill.OnCallDamageProcess, gameSkill, false, 0);
			}
			else
			{
				log.Warn("默认技能伤害处理序列找不到！");
			}

			FinishInit = true;
        }

        public static void Init(TemplateManager mgr)
        {
            mTemplates = mgr;

            //反射并初始化所有继承XmdsSkill的类.
            LoadSkillDll();
        }

        /// <summary>
        /// 生成示例文件.
        /// </summary>
        /// <returns></returns>
        //public static string GenSampleSkillConfig()
        //{
        //    bool gen_cfg = true;
        //    StringBuilder sb = new StringBuilder();

        //    UnitSkillAllTypes.Sort();
        //    foreach (UnitSkill sk in UnitSkillAllTypes)
        //    {
        //        Type type = sk.GetType();
        //        SkillTypeAttribute desca = PropertyUtil.GetAttribute<SkillTypeAttribute>(type);
        //        sb.AppendLine("==================================================================");
        //        sb.AppendLine(string.Format(">>>> {0} Catgory = {1} <<<<", desca.Category, sk.SkillID));
        //        foreach (string desc_line in desca.Desc.Split('\n'))
        //        {
        //            sb.AppendLine(string.Format("=== {0} ===", desc_line));
        //        }
        //        sb.AppendLine("==================================================================");
        //        foreach (FieldInfo fi in type.GetFields())
        //        {
        //            if (fi.IsStatic && fi.IsPublic)
        //            {
        //                FieldConfigurable cfg = PropertyUtil.GetAttribute<FieldConfigurable>(fi);
        //                object static_value = fi.GetValue(null);
        //                string static_text = Parser.ObjectToString(static_value);
        //                if (cfg != null && gen_cfg)
        //                {
        //                    sb.AppendLine(cfg.Desc);
        //                }
        //                sb.AppendLine(string.Format("{0}.{1} , {2}", type.Name, fi.Name, static_text));
        //            }
        //        }
        //        sb.AppendLine();
        //        sb.AppendLine();
        //    }

        //    return sb.ToString();
        //}
        /// <summary>
        /// 加载数据配置文件.
        /// </summary>
        /// <param name="csv"></param>
        //public static void LoadSkillConfig(string csv)
        //{
        //    IDictionary<string, object> skills = new SortedDictionary<string, object>();
        //    foreach (UnitSkill sk in UnitSkillAllTypes)
        //    {
        //        skills.Add(sk.GetType().Name, sk);
        //    }

        //    Properties cfg = new Properties();
        //    cfg.ParseText(csv, ",");
        //    foreach (KeyValuePair<string, string> line in cfg)
        //    {
        //        try
        //        {
        //            string[] kv = line.Key.Split(new char[] { '.' }, 2);
        //            if (kv.Length == 2)
        //            {
        //                string typeName = kv[0];
        //                string fieldName = kv[1];
        //                if (skills.ContainsKey(typeName))
        //                {
        //                    object sk = skills[typeName];
        //                    FieldInfo fi = sk.GetType().GetField(fieldName);
        //                    FieldConfigurable fdesc = PropertyUtil.GetAttribute<FieldConfigurable>(fi);
        //                    object static_value = Parser.StringToObject(line.Value, fi.FieldType);
        //                    if (static_value != null)
        //                    {
        //                        fi.SetValue(null, static_value);
        //                        if (fdesc != null) { log.Info("### " + fdesc.Desc); }
        //                        log.Info(" ---------------------    " + line.Key + " = " + line.Value);
        //                    }
        //                    else
        //                    {
        //                        log.Error("无法解析配置项 : " + line.Key + " = " + line.Value);
        //                    }
        //                }
        //            }
        //        }
        //        catch (Exception err)
        //        {
        //            throw new Exception("无法解析配置项 : " + line.Key + " = " + line.Value + " : " + err.Message, err);
        //        }
        //    }
        //}

        #region 获取模板数据.

        public static SkillTemplate GetSkillTemplate(int skillTemplateID)
        {
            SkillTemplate template = mTemplates.getSkill(skillTemplateID);
            if (template != null)
            {
                template = template.Clone() as SkillTemplate;
            }
            return template;
        }

        public static SpellTemplate GetSpellTemplate(int spellTemplateID)
        {
            SpellTemplate template = mTemplates.getSpell(spellTemplateID);
            if (template != null)
            {
                template = template.Clone() as SpellTemplate;
            }
            return template;
        }

        public static BuffTemplate GetBuffTemplate(int templateID, bool doClone = true)
        {
            BuffTemplate template = mTemplates.getBuff(templateID);

            if (template != null && doClone)
            {
                template = template.Clone() as BuffTemplate;
            }
            return template;
        }

        public static UnitInfo GetUnitInfo(int templateID)
        {
            UnitInfo ret = mTemplates.getUnit(templateID);
            return ret;
        }

        #endregion

        #region 获取XmdsSkill.

        public static UnitSkill GetUnitSkill(int id)
        {
            UnitSkill ret = null;

            Type templateType = null;
            if(UnitSkillMap.TryGetValue(id, out templateType))
            {
                ret = ReflectionUtil.CreateInstance(templateType) as UnitSkill;
            }
            return ret;
        }

        #endregion

        #region 获取XmdsPassiveSkill.

        public static UnitPassiveSkill GetPassiveSkill(int id)
        {
            UnitPassiveSkill ret = null;

            Type templateType = null;

            if (UnitPassiveSkillMap.TryGetValue(id, out templateType))
            {
                ret = ReflectionUtil.CreateInstance(templateType) as UnitPassiveSkill;
            }

            return ret;
        }

        #endregion

        #region 获取战斗特殊事件.

		//添加事件
		public static void loadExtendFuntionEvent()
		{
			HashMap<int, BuffConfig> buffConfigs = XmdsDataMgr.GetInstance().GetBuffConfigDatas();
			if (buffConfigs != null)
			{
				foreach (var buffConfig in buffConfigs.Values)
				{
					try
					{
						if (buffConfig.BaseFunID < 0) { continue; }

						BattleFunctionEvent bfEvent = XmdsBattleSkill.GetBattleFunctionEvent(buffConfig.TriggerID);
						if (bfEvent != null) { continue; }

						if (bfEvent == null && buffConfig.BaseFunID == 0)
						{
							log.Warn("没有实现的触发事件：" + buffConfig.TriggerID);
							continue;
						}

						bfEvent = XmdsBattleSkill.GetBattleFunctionEvent(buffConfig.BaseFunID);
						if (bfEvent == null)
						{
							log.Warn("没有实现的基础触发事件：" + buffConfig.TriggerID + ", base: " + buffConfig.BaseFunID);
							continue;
						}


						BattleFunctionEvent extendEvent = ReflectionUtil.CreateInstance(bfEvent.GetType()) as BattleFunctionEvent;
						if (extendEvent == null)
						{
							log.Warn("创建扩展事件失败：" + buffConfig.TriggerID + ", base: " + buffConfig.BaseFunID);
							continue;
						}
						if(extendEvent.Init(buffConfig.TriggerID, bfEvent.GetBindBuffID()))
						{
							BattleFunctionEventMap.Add(buffConfig.TriggerID, extendEvent);
						}						
					}
					catch (Exception e)
					{
						log.Error("loadExtendFuntionEvent异常：" + e);
					}					
				}				
			}
		}


        public static BattleFunctionEvent GetBattleFunctionEvent(int id)
        {
            BattleFunctionEvent ret = null;
            BattleFunctionEventMap.TryGetValue(id, out ret);
            return ret;
        }

        #endregion
    }

    #region 技能描述字段.

    //SkillTypeAttribute("狂战", "雕文技能")
    [AttributeUsage(AttributeTargets.Field)]
    public class FieldConfigurable : System.Attribute
    {
        public readonly string Desc;
        public FieldConfigurable(string desc)
        {
            this.Desc = desc;
        }
    }

    //【顺势】毁灭打击伤害的X%伤害.
    [AttributeUsage(AttributeTargets.Class)]
    public class SkillTypeAttribute : System.Attribute
    {
        public readonly string Desc;
        public readonly string Category;
        public SkillTypeAttribute(string desc, string catgory)
        {
            this.Desc = desc;
            this.Category = catgory;
        }
    }

    #endregion


}