Does it have to be wireless between the lights with switches since you anyway a decent power supply to feed your LED 'flowers'. You could go with one puck per device as pictured, add a I2c or SPI 16 port expander with FET drivers for the lights and another 16 port expander to collect the momentary switch presses. The pucks could talk with each other and control lights - on / off - across such devices.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Does it have to be wireless between the lights with switches since you anyway a decent power supply to feed your LED 'flowers'. You could go with one puck per device as pictured, add a I2c or SPI 16 port expander with FET drivers for the lights and another 16 port expander to collect the momentary switch presses. The pucks could talk with each other and control lights - on / off - across such devices.