Rainmaker

box = peripheral.wrap("right")
while true do
    event1, player, message = os.pullEvent("chat")
    if ( string.lower(message) == "rain off" ) and ( rs.getInput("left") == true ) then
        rs.setOutput("front", true)
        sleep(1)
        rs.setOutput("front", false)
    elseif ( string.lower(message) == "rain on" ) and ( rs.getInput("left") ~= true ) then
        rs.setOutput("back", true)
        sleep(1)
        rs.setOutput("back", false)
    end
    sleep(1)
end