public string GetProjectionTypeName()

in src/Epam.GraphQL/Configuration/RelationRegistry.cs [439:486]
39 lines of code
11 McCabe index (conditional complexity)

        public string GetProjectionTypeName<TProjection, TEntity>(bool isInput)
            where TProjection : ProjectionBase<TEntity, TExecutionContext>, new()
        {
            var projectionType = typeof(TProjection);
            var entityType = typeof(TEntity);

            var typeName = projectionType.Name.Split('`')[0];
            const string LoaderString = "Loader";

            if (typeName.EndsWith(LoaderString, StringComparison.Ordinal))
            {
                var suffix = entityType.IsGenericType ? $"Of{string.Join("And", entityType.GetGenericArguments().Select(t => t.GraphQLTypeName(false)))}" : string.Empty;
                var prefix = isInput ? "Input" : string.Empty;
                typeName = typeName.Substring(0, typeName.Length - LoaderString.Length);
                var name = $"{prefix}{typeName}{suffix}";

                if (TryGetRegisteredType(name, out var types))
                {
                    if (types.Entity == entityType && types.Projection == projectionType)
                    {
                        return name;
                    }
                }
                else if (!IsTypeNameRegistered(name))
                {
                    return name;
                }

                var counter = 1;
                while (IsTypeNameRegistered($"{name}{counter}"))
                {
                    counter++;
                }

                name = $"{name}{counter}";

                return name;
            }

            string? possibleName = null;

            if (ReflectionHelpers.TryFindMatchingGenericBaseType(projectionType, typeof(Query<>), out var _) || ReflectionHelpers.TryFindMatchingGenericBaseType(projectionType, typeof(Mutation<>), out _))
            {
                possibleName = projectionType.GraphQLTypeName(false);
            }

            return GetGraphQLTypeName(entityType, projectionType, isInput, null, possibleName);
        }