Yes, I’ve been dithering on the network for too long. I keep flip-flopping between all-out-more-expensive-Ubiquiti with new router, PoE switch and AP and probably more features than I need, some kind of mesh or just a significant router upgrade. I’m currently favouring Ubiquiti so might push the button before I change my mind again!
And as for:
I also control mine using a Sonoff 4ch Pro and just in case you haven’t seen it there is a long but very good thread here Garden Irrigation with some excellent examples from various contributors (including mine 
)