toaster.cshtml

<div>
@if (_toasterState.Operations.Any(x => x.OperationId == "PowerOn"))
{
    <a @onclick="PowerOn"><img src="toaster-off.png" alt="Toaster"/></a>
}

@if (_toasterState.Operations.Any(x => x.OperationId == "PowerOff"))
{
    <a @onclick="PowerOff"><img src="toaster-on.png" alt="Toaster"/></a>
}
</div>

@if (_toasterState.Operations.Any(x => x.OperationId == "Strength"))
{
    <div>
        <img src="dial_knob.png" alt="Strength"/>
        <input type="number" @bind="_toasterState.Strength"/><button @onclick="SetStrength">Set</button>
    </div>
}