using Google.Protobuf;
using Google.Protobuf.WellKnownTypes;


using ServerCore;
using ServerBase;
using ServerCommon;
using ServerCommon.BusinessLogDomain;
using MetaAssets;


namespace GameServer;

public class NotifyInvitePartyReplyHandler
{
    public async Task recvInvitePartyReply(ServerMessage.Types.ReplyInvitePartyNoti notify)
    {
        var result = new Result();
        
        // 1. party 체크
        var global_party = GameServerApp.getServerLogic().findGlobalEntity<GlobalParty>();
        ArgumentNullException.ThrowIfNull(global_party);

        var global_party_action = global_party.getEntityAction<GlobalPartyAction>();
        ArgumentNullException.ThrowIfNull(global_party_action);

        var party_info = await global_party_action.getPartyLeaderGuidAndMemberCount(notify.InvitePartyGuid);
        if (string.IsNullOrEmpty(party_info.leader_guid)) return;
        
        // 2. leader 체크
        var leader_login_cache = await PartyHelper.getOtherUserLoginCache(party_info.leader_guid);
        if (null == leader_login_cache) return;

        // 3. 리더가 다른 서버로 이동했으면, 그쪽으로 전송
        var server_message = new ServerMessage();
        if (leader_login_cache.CurrentServer != GameServerApp.getServerLogic().getServerName())
        {
            server_message = new ServerMessage
            {
                ReplyInvitePartyNoti = new ServerMessage.Types.ReplyInvitePartyNoti
                {
                    InvitePartyGuid = notify.InvitePartyGuid,
                    InviteUserGuid = notify.InviteUserGuid,
                    Result = notify.Result
                }
            };
            
            PartyHelper.sendToServer(server_message, leader_login_cache.CurrentServer);
            return;
        }
        
        // 4. send list 삭제
        var party = global_party.getParty(notify.InvitePartyGuid);
        ArgumentNullException.ThrowIfNull(party);
        
        server_message = new ServerMessage();
        server_message.NtfDeletePartyInviteSend = new();
        server_message.NtfDeletePartyInviteSend.PartyGuid = notify.InvitePartyGuid;
        server_message.NtfDeletePartyInviteSend.InviteUserGuid = notify.InviteUserGuid;

        PartyHelper.BroadcastToServers(party, server_message, false);
        
        // 5. 승락이면서, member 가 2명이면, leader 는 p2pGroup 에 join해야 한다.
        if (notify.Result == BoolType.True)
        {
            var party_action = party.getEntityAction<GlobalPartyDetailAction>();
            ArgumentNullException.ThrowIfNull(party_action);

            if (party_info.member_count == 2)
            {
                _ = await party_action.joinPartyP2PGroup(party_info.leader_guid);
                _ = await party_action.checkPartyP2PState(party_info.leader_guid, true, true);
            }
            
            return;
        }
        
        // 6. client 에 전송
        var player_manager = GameServerApp.getServerLogic().getPlayerManager();
        ArgumentNullException.ThrowIfNull(player_manager);

        if (!player_manager.tryGetUserByPrimaryKey(party_info.leader_guid, out var player))
        {
            Log.getLogger().error($"Failed to get recv user !! - leader[{party_info.leader_guid}] / invite[{notify.InviteUserGuid}] / {nameof(recvInvitePartyReply)}");
            return;
        }

        var client_message = new ClientToGame
        {
            Message = new ClientToGameMessage
            {
                ReplyInvitePartyNoti = new ClientToGameMessage.Types.ReplyInvitePartyNoti
                {
                    InviteUserGuid = notify.InviteUserGuid,
                    InviteUserNickname = notify.InviteUserNickname,
                    Result = notify.Result
                }
            }
        };
        PartyHelper.sendToClient(client_message, player.getHostId());
    }
}