Connect signal messages fired by SignalBus

SignalExtensions.cs

using System;
using Zenject;

namespace ExtraZenject
{
    public static class SignalExtensions
    {
        public static DeclareSignalIdRequireHandlerAsyncTickPriorityCopyBinder ConnectSignal<TFrom, TTo>(this DiContainer container) where TTo : new()
        {
            return container.ConnectSignal<TFrom, TTo>(_ => new TTo());
        }

        public static DeclareSignalIdRequireHandlerAsyncTickPriorityCopyBinder ConnectSignal<TFrom, TTo>(this DiContainer container, TTo value)
        {
            return container.ConnectSignal<TFrom, TTo>(_ => value);
        }

        public static DeclareSignalIdRequireHandlerAsyncTickPriorityCopyBinder ConnectSignal<TFrom, TTo>(this DiContainer container, Func<TFrom, TTo> callback)
        {
            return container.ConnectSignal(callback, _ => true);
        }

        public static DeclareSignalIdRequireHandlerAsyncTickPriorityCopyBinder ConnectSignal<TFrom, TTo>(this DiContainer container, Func<TFrom, TTo> callback, Func<TFrom, bool> condition)
        {
            var result = container.DeclareSignal<TTo>();
            container
                .BindSignal<TFrom>()
                .ToMethod(
                    x =>
                    {
                        if (condition(x))
                        {
                            container.Resolve<SignalBus>().Fire(callback(x));
                        }
                    }
                );
            return result;
        }
    }
}