UserGroupMutations.cs

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using System;
using System.Threading;
using System.Threading.Tasks;
 
using HotChocolate;
using HotChocolate.Types;
using HotChocolate.Types.Relay;
 
using Tgstation.Server.Host.Authority;
using Tgstation.Server.Host.GraphQL.Mutations.Payloads;
using Tgstation.Server.Host.GraphQL.Types;
using Tgstation.Server.Host.Models.Transformers;
 
namespace Tgstation.Server.Host.GraphQL.Mutations
{
    [ExtendObjectType(typeof(Mutation))]
    [GraphQLDescription(Mutation.GraphQLDescription)]
    public sealed class UserGroupMutations
    {
        static Models.PermissionSet? TransformApiPermissionSet(PermissionSetInput? permissionSet)
            => permissionSet != null
                ? new Models.PermissionSet
                {
                    InstanceManagerRights = permissionSet?.InstanceManagerRights,
                    AdministrationRights = permissionSet?.AdministrationRights,
                }
                : null;
 
        [Error(typeof(ErrorMessageException))]
        public ValueTask<UserGroup> CreateUserGroup(
            string name,
            PermissionSetInput? permissionSet,
            [Service] IGraphQLAuthorityInvoker<IUserGroupAuthority> userGroupAuthority,
            CancellationToken cancellationToken)
        {
            ArgumentNullException.ThrowIfNull(name);
            ArgumentNullException.ThrowIfNull(userGroupAuthority);
 
            return userGroupAuthority.InvokeTransformable<Models.UserGroup, UserGroup, UserGroupGraphQLTransformer>(
                authority => authority.Create(name, TransformApiPermissionSet(permissionSet), cancellationToken));
        }
 
        [Error(typeof(ErrorMessageException))]
        public ValueTask<UserGroup> UpdateUserGroup(
            [ID(nameof(UserGroup))] long id,
            string? newName,
            PermissionSetInput? newPermissionSet,
            [Service] IGraphQLAuthorityInvoker<IUserGroupAuthority> userGroupAuthority,
            CancellationToken cancellationToken)
        {
            ArgumentNullException.ThrowIfNull(userGroupAuthority);
            return userGroupAuthority.InvokeTransformable<Models.UserGroup, UserGroup, UserGroupGraphQLTransformer>(
                authority => authority.Update(id, newName, TransformApiPermissionSet(newPermissionSet), cancellationToken));
        }
 
        [Error(typeof(ErrorMessageException))]
        public async ValueTask<Query> DeleteEmptyUserGroup(
            [ID(nameof(UserGroup))] long id,
            [Service] IGraphQLAuthorityInvoker<IUserGroupAuthority> userGroupAuthority,
            CancellationToken cancellationToken)
        {
            ArgumentNullException.ThrowIfNull(userGroupAuthority);
            await userGroupAuthority.Invoke(
                authority => authority.DeleteEmpty(id, cancellationToken));
 
            return new Query();
        }
    }
}