using ServerCommon;
using ServerCore; using ServerBase;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Numerics;
using System.Text;
using System.Threading.Tasks;

namespace GameServer
{
    internal class MinimapMarkerAgentAction : EntityActionBase
    {
        ConcurrentDictionary<int, MinimapMarker> m_minimap_markers = new();

        public MinimapMarkerAgentAction(Player owner)
            : base(owner)
        { }

        public override async Task<Result> onInit()
        {
            await Task.CompletedTask;

            var result = new Result();

            return result;
        }

        public override void onClear()
        {
            m_minimap_markers.Clear();
        }

        public List<MinimapMarker> getMinimapMarkers()
        {
            return m_minimap_markers.Select(x => x.Value).ToList();
        }

        public async Task<Result> tryAddMinimapMarkerFromDoc(MinimapMarkerDoc minimapMarkerDoc)
        {
            var result = new Result();
            var err_msg = string.Empty;

            var player = getOwner() as Player;
            NullReferenceCheckHelper.throwIfNull(player, () => "player is null !!!");

            MinimapMarker minimap_marker = new(player);
            await minimap_marker.onInit();

            var minimap_marker_attribute = minimap_marker.getEntityAttribute<MinimapMarkerAttribute>();
            NullReferenceCheckHelper.throwIfNull(minimap_marker_attribute, () => $"minimap_marker_attribute is null !!! - {player.toBasicString()}");

            if (!minimap_marker_attribute.copyEntityAttributeFromDoc(minimapMarkerDoc))
            {
                err_msg = $"Failed to copyEntityAttributeFromDoc() !!! to:{minimap_marker_attribute.getTypeName()}, from:{minimapMarkerDoc.getTypeName()} : {this.getTypeName()}";
                result.setFail(ServerErrorCode.DynamoDbDocCopyToEntityAttributeFailed, err_msg);
                Log.getLogger().error(result.toBasicString());

                return result;
            }

            if (!m_minimap_markers.TryAdd((int)minimap_marker_attribute.WorldMetaId, minimap_marker))
            {
                err_msg = $"Failed to TryAdd() !!! : {minimap_marker.toBasicString()} : {this.getTypeName()}";
                result.setFail(ServerErrorCode.MinimapMarkerDocLoadDuplicatedMinimapMarker, err_msg);
                Log.getLogger().error(result.toBasicString());

                return result;
            }

            return result;
        }

        public async Task<Result> tryRegisterMinimapMarker(int worldMetaId, Vector3 markerPos)
        {
            var result = new Result();
            var err_msg = string.Empty;

            var player = getOwner() as Player;
            NullReferenceCheckHelper.throwIfNull(player, () => "player is null !!!");

            if (!MetaData.Instance._WorldMetaTable.TryGetValue(worldMetaId, out var worldMetaData))
            {
                err_msg = $"Failed to TryGetValue() !!! : worldMetaId:{worldMetaId} : {this.getTypeName()}";
                result.setFail(ServerErrorCode.WorldMetaDataNotFound, err_msg);
                Log.getLogger().error(result.toBasicString());

                return result;
            }

            if (m_minimap_markers.TryGetValue(worldMetaId, out var minimap_marker))
            {
                var minimap_marker_action = minimap_marker.getEntityAction<MinimapMarkerAction>();
                NullReferenceCheckHelper.throwIfNull(minimap_marker_action, () => $"minimap_marker_action is null !!! - {player.toBasicString()}");

                // 위치 변경
                minimap_marker_action.changeMarkerPos(markerPos);
                
                return result;
            }

            // 신규 생성
            minimap_marker = new(player);
            await minimap_marker.onInit();

            var minimap_marker_attribute = minimap_marker.getEntityAttribute<MinimapMarkerAttribute>();
            NullReferenceCheckHelper.throwIfNull(minimap_marker_attribute, () => $"minimap_marker_attribute is null !!! - {player.toBasicString()}");

            minimap_marker_attribute.WorldMetaId = (uint)worldMetaId;
            minimap_marker_attribute.MarkerPos = markerPos;
            minimap_marker_attribute.newEntityAttribute();

            m_minimap_markers[(int)minimap_marker_attribute.WorldMetaId] = minimap_marker;

            return result;
        }

        public Result tryDeregisterMinimapMarker(int worldMetaId)
        {
            var result = new Result();
            var err_msg = string.Empty;

            if (!MetaData.Instance._WorldMetaTable.TryGetValue(worldMetaId, out var worldMetaData))
            {
                err_msg = $"Failed to TryGetValue() !!! : worldMetaId:{worldMetaId} : {this.getTypeName()}";
                result.setFail(ServerErrorCode.WorldMetaDataNotFound, err_msg);
                Log.getLogger().error(result.toBasicString());

                return result;
            }

            if (!m_minimap_markers.ContainsKey(worldMetaId))
            {
                err_msg = $"Failed to ContainsKey() !!! : worldMetaId:{worldMetaId} : {this.getTypeName()}";
                result.setFail(ServerErrorCode.WorldMetaDataNotFound, err_msg);
                Log.getLogger().error(result.toBasicString());

                return result;
            }

            if (!m_minimap_markers.TryRemove(worldMetaId, out var minimap_marker))
            {
                err_msg = $"Failed to TryRemove() !!! : worldMetaId:{worldMetaId} : {this.getTypeName()}";
                result.setFail(ServerErrorCode.WorldMetaDataNotFound, err_msg);
                Log.getLogger().error(result.toBasicString());

                return result;
            }

            var minimap_marker_attribute = minimap_marker.getEntityAttribute<MinimapMarkerAttribute>();
            NullReferenceCheckHelper.throwIfNull(minimap_marker_attribute, () => $"minimap_marker_attribute is null !!! - {getOwner().toBasicString()}");

            minimap_marker_attribute.deleteEntityAttribute();

            return result;
        }
    }
}