using Yuanshen.Gameserver.Controllers.Attributes;
using Yuanshen.Gameserver.Controllers.Result;
using Yuanshen.Gameserver.Database;
using Yuanshen.Gameserver.Game;
using Yuanshen.Gameserver.Network.Session;
using Yuanshen.Protocol;
using Microsoft.Extensions.Logging;

namespace Yuanshen.Gameserver.Controllers;

[NetController]
internal sealed class AvatarController : ControllerBase
{
    [NetCommand(CmdType.SetUpAvatarTeamReq)]
    public async ValueTask<IResult> OnSetUpAvatarTeamReq(Player player, SceneManager sceneManager, PlayerPersistence persistence)
    {
        SetUpAvatarTeamReq req = Packet!.DecodeBody<SetUpAvatarTeamReq>();

        if (req.AvatarTeamGuidList.Count == 0)
            return Response(CmdType.SetUpAvatarTeamRsp, new SetUpAvatarTeamRsp { Retcode = Retcode.RET_FAIL });

        await sceneManager.SetupTeamAsync(req.TeamId, req.AvatarTeamGuidList, req.CurAvatarGuid);
        await persistence.SaveAsync();

        SetUpAvatarTeamRsp rsp = new()
        {
            Retcode = Retcode.RET_SUCC,
            TeamId = req.TeamId,
            CurAvatarGuid = player.CurrentAvatarGuid
        };
        rsp.AvatarTeamGuidList.AddRange(req.AvatarTeamGuidList);

        return Response(CmdType.SetUpAvatarTeamRsp, rsp);
    }

    [NetCommand(CmdType.ChangeAvatarReq)]
    public async ValueTask<IResult> OnChangeAvatarReq(SceneManager sceneManager, PlayerPersistence persistence)
    {
        ChangeAvatarReq req = Packet!.DecodeBody<ChangeAvatarReq>();

        await sceneManager.ChangeAvatarAsync(req.Guid);
        await persistence.SaveAsync();

        return Response(CmdType.ChangeAvatarRsp, new ChangeAvatarRsp
        {
            Retcode = Retcode.RET_SUCC,
            CurrGuid = req.Guid,
            SkillId = req.SkillId
        });
    }

    private static bool OnScene(Player player, GameAvatar avatar)
        => player.TeamAvatarGuids.Contains(avatar.Guid);

    [NetCommand(CmdType.WearEquipReq)]
    public async ValueTask<IResult> OnWearEquipReq(NetSession session, Player player, SceneManager sceneManager, PlayerPersistence persistence, ILogger<AvatarController> logger)
    {
        WearEquipReq req = Packet!.DecodeBody<WearEquipReq>();

        GameAvatar? avatar = player.FindAvatar(req.AvatarGuid);
        GameWeapon? weapon = player.FindWeapon(req.EquipGuid);
        GameReliquary? reliquary = player.FindReliquary(req.EquipGuid);

        logger.LogDebug("WearEquip avatarGuid={a} equipGuid={e} -> avatar={av} weapon={w} reliquary={r}",
            req.AvatarGuid, req.EquipGuid,
            avatar is null ? "NOT FOUND" : avatar.AvatarId.ToString(),
            weapon is null ? "-" : weapon.ItemId.ToString(),
            reliquary is null ? "-" : reliquary.ItemId.ToString());

        if (avatar is not null && weapon is not null)
        {
            avatar.WeaponGuid = weapon.Guid;

            await session.NotifyAsync(CmdType.AvatarEquipChangeNotify, new AvatarEquipChangeNotify
            {
                AvatarGuid = avatar.Guid,
                EquipType = 6,
                ItemId = weapon.ItemId,
                EquipGuid = weapon.Guid,
                Weapon = weapon.AsSceneWeapon(OnScene(player, avatar) ? avatar.WeaponEntityId : 0)
            });
        }
        else if (avatar is not null && reliquary is not null)
        {
            avatar.ReliquaryGuids[reliquary.EquipType] = reliquary.Guid;

            await session.NotifyAsync(CmdType.AvatarEquipChangeNotify, new AvatarEquipChangeNotify
            {
                AvatarGuid = avatar.Guid,
                EquipType = reliquary.EquipType,
                ItemId = reliquary.ItemId,
                EquipGuid = reliquary.Guid,
                Reliquary = reliquary.AsSceneReliquary()
            });
        }

        if (avatar is not null && player.TeamAvatarGuids.Contains(avatar.Guid))
            await session.NotifyAsync(CmdType.SceneTeamUpdateNotify, sceneManager.BuildSceneTeamUpdate());

        if (avatar is not null)
            await persistence.SaveAsync();

        return Response(CmdType.WearEquipRsp, new WearEquipRsp
        {
            Retcode = Retcode.RET_SUCC,
            AvatarGuid = req.AvatarGuid,
            EquipGuid = req.EquipGuid
        });
    }

    [NetCommand(CmdType.AvatarWearFlycloakReq)]
    public async ValueTask<IResult> OnAvatarWearFlycloakReq(Player player, NetSession session, PlayerPersistence persistence)
    {
        AvatarWearFlycloakReq req = Packet!.DecodeBody<AvatarWearFlycloakReq>();

        GameAvatar? avatar = player.Avatars.FirstOrDefault(candidate => candidate.Guid == req.AvatarGuid);
        if (avatar is null)
            return Response(CmdType.AvatarWearFlycloakRsp, new AvatarWearFlycloakRsp { Retcode = Retcode.RET_AVATAR_ID_ERROR });

        avatar.FlycloakId = req.FlycloakId;

        await session.NotifyAsync(CmdType.AvatarFlycloakChangeNotify, new AvatarFlycloakChangeNotify
        {
            AvatarGuid = req.AvatarGuid,
            FlycloakId = req.FlycloakId
        });

        await persistence.SaveAsync();

        return Response(CmdType.AvatarWearFlycloakRsp, new AvatarWearFlycloakRsp
        {
            Retcode = Retcode.RET_SUCC,
            AvatarGuid = req.AvatarGuid,
            FlycloakId = req.FlycloakId
        });
    }
}