hermes-server/Requests/CreateGroupPermission.cs

using HermesSocketLibrary.Requests.Messages;
using HermesSocketServer.Models;
using ILogger = Serilog.ILogger;

namespace HermesSocketServer.Requests
{
    public class CreateGroupPermission : IRequest
    {
        public string Name => "create_group_permission";
        public string[] RequiredKeys => ["group", "path", "allow"];
        private ILogger _logger;

        public CreateGroupPermission(ILogger logger)
        {
            _logger = logger;
        }

        public Task<RequestResult> Grant(Channel channel, IDictionary<string, object> data)
        {
            var id = Guid.NewGuid();
            Guid groupId = new Guid(data["group"].ToString()!);
            string path = data["path"].ToString()!;
            bool? allow = bool.TryParse(data["allow"].ToString()!, out bool a) ? a : null;

            var permission = new GroupPermission()
            {
                Id = id.ToString(),
                UserId = channel.Id,
                GroupId = groupId,
                Path = path,
                Allow = allow,
            };

            if (channel.GroupPermissions.Get().Values.Any(p => p.GroupId == groupId && p.Path == path))
            {
                return Task.FromResult(RequestResult.Failed("Permission exists already."));
            }

            bool result = channel.GroupPermissions.Set(id.ToString(), permission);
            if (result)
            {
                _logger.Information($"Added group permission to channel [permission id: {id}][group id: {groupId}][path: {path}][allow: {allow}][channel: {channel.Id}]");
                return Task.FromResult(RequestResult.Successful(permission));
            }
            return Task.FromResult(RequestResult.Failed("Something went wrong when updating the cache."));
        }
    }
}