continuity/Continuity.AuthServer/PacketHandlers/CharacterDeletionHandler.cs

// Licensed to Timothy Schenk under the GNU AGPL Version 3 License.

using Continuity.AuthServer.DB;
using Microsoft.EntityFrameworkCore;
using RaiNote.PacketMediator;
using Wonderking.Packets.Incoming;
using Wonderking.Packets.Outgoing;

namespace Continuity.AuthServer.PacketHandlers;

public class CharacterDeletionHandler : IPacketHandler<CharacterDeletePacket, AuthSession> {
    private readonly WonderkingContext _wonderkingContext;

    public CharacterDeletionHandler(WonderkingContext wonderkingContext) {
        _wonderkingContext = wonderkingContext;
    }

    public async Task HandleAsync(CharacterDeletePacket packet, AuthSession session,
        CancellationToken cancellationToken) {
        var character = await _wonderkingContext.Characters.FirstOrDefaultAsync(x => x.Name == packet.Name &&
            x.Account.Id == session.AccountId, cancellationToken);

        var response = new CharacterDeleteResponsePacket { HasToBeZero = 0 };
        if (character == null) {
            await session.SendAsync(response);
            return;
        }

        _wonderkingContext.Characters.Remove(character);
        await _wonderkingContext.SaveChangesAsync(cancellationToken);

        await session.SendAsync(response);
    }
}