/*
* @Author: 白哉
* @Description: 
* @Date: 2025年04月03日 星期四 11:04:31
* @Modify: 
*/


using System.Collections.Generic;
using Logic.Skill;
using MemoryPack;


namespace RuntimeData
{
    [MemoryPackable]
    [MemoryPackUnion(1, typeof(PlayerData))]
    [MemoryPackUnion(2, typeof(UnitData))]
    [MemoryPackUnion(3, typeof(CityData))]
    [MemoryPackUnion(4, typeof(GridData))]
    public abstract partial class IdentifierBase
    {
        // 唯一 ID
        public uint Id;
        
        // 技能信息
        public List<SkillBase> Skills = new List<SkillBase>();
        private Dictionary<SkillType, SkillBase> _skillDict;
        
        // Mark 信息
        /*[MemoryPackInclude]
        protected bool _renderMark;

        public bool RenderMark
        {
            get => _renderMark;
            set => _renderMark = value;
        }*/
        
        public bool GetSkill(SkillType skillType, out SkillBase skill)
        {
            RefreshSkillDict();
            return _skillDict.TryGetValue(skillType, out skill);
        }

        // 添加技能的常规方法 (这里默认了添加和覆盖都走统一接口)
        public virtual void AddOrOverrideSkill(SkillType skillType, MapData mapData, uint originId)
        {
            RefreshSkillDict();
            if (_skillDict.ContainsKey(skillType))
            {
                _skillDict[skillType].OnSkillOverride(mapData, originId, Id);
            }
            else
            {
                var skill = SkillFactory.GetSkillBySkillType(skillType);
                if (skill == null) return;
                Skills.Add(skill);
                _skillDict[skillType] = skill;
                skill.OnSkillAdd(mapData, originId);
            }
        }
        
        public virtual void AddOrOverrideSkill(SkillBase skill, MapData mapData, uint originId)
        {
            if (_skillDict.ContainsKey(skill.GetSkillType())) return;
            
            Skills.Add(skill);
            _skillDict[skill.GetSkillType()] = skill;
            skill.OnSkillAdd(mapData, originId);
        }
        
        // 添加技能的特殊方法 (这里默认了添加和覆盖都走统一接口)
        public virtual void SpecialAddOrOverrideSkill(SkillType skillType, MapData mapData, uint originId, SkillOverrideInfo overrideInfo)
        {
            
        }
        
        //TODO Legacy 这是一个耦合方法，会被拆解
        public virtual void AddSkill_Legacy(SkillType skillType, MapData mapData, bool IsPermanent, int turnLimit,
            bool IsLevel, int level, bool autoDisappear, SpecialAddSkillType addType, uint originId)
        {
            RefreshSkillDict();
            //如果技能已经存在
            if (_skillDict.ContainsKey(skillType))
            {
                if (addType == SpecialAddSkillType.Normal) return;
                if (addType == SpecialAddSkillType.AddTurnLimit)
                {
                    var skill = _skillDict[skillType];
                    //如果对方本来就是永久，直接return
                    if (!skill.HasTimeLimit) return;
                    //否则让对方的limit增加
                    if (!IsPermanent)
                        skill.AddTurnLimit((uint)turnLimit + 1);
                    return;
                }

                if (addType == SpecialAddSkillType.Force)
                {
                    var skill = _skillDict[skillType];
                    skill.SetPermanent(IsPermanent);
                    if (!IsPermanent)
                        skill.SetTurnsLimit((uint)turnLimit);
                    skill.SetIsLevel(IsLevel);
                    skill.SetAutoDisappear(autoDisappear);
                    if (skill.HasLevel)
                    {
                        skill.SetLevel(0);
                        mapData.UnitMap.GetUnitDataByUnitId(originId, out var unitData);
                        skill.AddLevel(mapData, unitData, this as UnitData, level);
                    }

                    return;
                }

                if (addType == SpecialAddSkillType.AddLevel)
                {
                    var skill = _skillDict[skillType];
                    //如果对方不是叠层技能，直接return
                    if (!skill.HasLevel) return;
                    mapData.UnitMap.GetUnitDataByUnitId(originId, out var unitData);
                    skill.AddLevel(mapData, unitData, this as UnitData, level);
                    return;
                }
            }
            else
            {
                var skill = SkillFactory.GetSkillBySkillType(skillType);
                if (skill == null) return;

                Skills.Add(skill);
                _skillDict[skillType] = skill;
                if (!IsPermanent) skill.SetTurnsLimit((uint)turnLimit);
                if (IsLevel && mapData.UnitMap.GetUnitDataByUnitId(originId, out var unitData))
                    skill.AddLevel(mapData, unitData, this as UnitData, level);

                skill.OnSkillAdd(mapData, originId);

            }
        }

        //初始一个小兵，填加初始技能/国家科技标准的时候，使用这个
        public virtual void AddInitSkill(SkillType skillType, MapData mapData)
        {
            RefreshSkillDict();
            //如果技能已经存在，删除，重置
            if (_skillDict.ContainsKey(skillType))
                RemoveSkill(skillType,mapData);
            var skill = SkillFactory.GetSkillBySkillType(skillType);
            if (skill == null) return;
            Skills.Add(skill);
            _skillDict[skillType] = skill;
        }
        
        /*public virtual void AddSkill(SkillType skillType, MapData mapData, uint originId = 0)
        {
            RefreshSkillDict();
            if (_skillDict.ContainsKey(skillType)) return;
            var skill = SkillFactory.GetSkillBySkillType(skillType);
            if (skill != null)
            {
                Skills.Add(skill);
                _skillDict[skillType] = skill;
                skill.OnSkillAdd(mapData, originId);
            }
        }
        
        public virtual void AddSkill(SkillType skillType, uint turnLimit, MapData mapData, uint originId = 0)
        {
            RefreshSkillDict();
            //如果已经有这个技能了
            if (_skillDict.ContainsKey(skillType))
            {
                var skill = _skillDict[skillType];
                //如果对方本来就是永久，直接return
                if(!skill.HasTimeLimit) return;
                //否则让对方的limit增加
                skill.AddTurnLimit(turnLimit + 1);
            }
            //如果还没有这个技能
            else
            {
                var skill = SkillFactory.GetSkillBySkillType(skillType);
                if (skill != null)
                {
                    Skills.Add(skill);
                    _skillDict[skillType] = skill;
                    skill.SetTurnsLimit(turnLimit);
                    skill.OnSkillAdd(mapData, originId);
                }
            }
        }*/
        
        public void RemoveSkill(SkillType skillType, MapData map)
        {
            RefreshSkillDict();
            if (!_skillDict.TryGetValue(skillType, out var value)) return;
            Skills.Remove(value);
            _skillDict.Remove(skillType);
        }

        private void RefreshSkillDict()
        {
            if (_skillDict == null) _skillDict = new Dictionary<SkillType, SkillBase>();
            if (_skillDict.Count != Skills.Count)
            {
                _skillDict.Clear();
                foreach (var skill in Skills) _skillDict[skill.GetSkillType()] = skill;
            }
        }
        
        // MemoryPack 反序列化之后的后处理
        [MemoryPackOnDeserialized]
        public void OnAfterMemoryPackDeserialize()
        {
            _skillDict ??= new Dictionary<SkillType, SkillBase>();
            _skillDict.Clear();
            foreach (var skill in Skills) _skillDict[skill.GetSkillType()] = skill;
        }

        protected virtual void OnSkillsTurnStart(MapData map)
        {
            var copy = new List<SkillBase>(Skills);
            foreach (var skill in copy)
            {
                skill.BeforeTurnStart();
                if (skill.IsFinished())
                {
                    skill.OnFinished(this, map);
                    Skills.Remove(skill);
                    continue;
                }
                skill.OnTurnStart(this, map);
            }
        }

        protected virtual void OnSkillsAfterTurnStart(MapData map)
        {
            var copy = new List<SkillBase>(Skills);
            foreach (var skill in copy)
            {
                skill.OnAfterTurnStart(this, map);
            }
        }
        
        protected virtual void OnSkillsTurnEnd(MapData map)
        {
            var copy = new List<SkillBase>(Skills);
            foreach (var skill in copy) skill.OnTurnEnd(this, map);
        }
    }
}