FlyerInterceptomatic

holderUp = "top"
holderDown = "left"
feedback = "right"
activator = "back"
swapper = "front"
networkSide = "bottom"

rednet.open(networkSide)

function waitForFlyer()
    timeout = 1200
    while timeout>=0 do
        timeout = timeout - 1
        if redstone.getInput(feedback) then
            print("triggered")
            return true
        end
        sleep(0.05)
    end
    print("flyer wait timed out")
    return false
end

function sendFlying()
    redstone.setOutput(activator,true)
    sleep(0.05)
    redstone.setOutput(activator,false)

end




rednet.open(networkSide)
while rednet.isOpen() do
    senderID,message,distance,protcol = rednet.receive()
    print(message.command)
    if message.command == "interceptor.flyer.catch" then
        redstone.setOutput(holderUp,true)
        redstone.setOutput(holderDown,false)
        if waitForFlyer() then
            redstone.setOutput(holderDown,true)
            redstone.setOutput(holderUp,false)
            sleep(0.4)
            redstone.setOutput(holderDown,false)
            redstone.setOutput(swapper,true)
            sleep(1)
            redstone.setOutput(swapper,false)
        else
            print("flyer timed out")
            rednet.broadcast({command="interceptor.flyer.timeout"})
            redstone.setOutput(holderUp,true)
            redstone.setOutput(holderDown,false)
        end
        rednet.broadcast({command="interceptor.flyer.arrived"})
    end

    if message.command == "interceptor.flyer.reattach" then
        redstone.setOutput(holderDown,true)
        if waitForFlyer() then
            sleep(2)
            redstone.setOutput(holderDown,false)
            redstone.setOutput(swapper,true)
            redstone.setOutput(holderUp,true)
            sleep(2)
            redstone.setOutput(holderUp,false)
            sleep(1)
            redstone.setOutput(swapper,false)
        else
            print("flyer timed out")
            rednet.broadcast({command="interceptor.flyer.timeout"})
            redstone.setOutput(holderDown,false)
        end
        rednet.broadcast({command="interceptor.flyer.attached"})
    end

    if message.command == "interceptor.flyer.start" then
        sendFlying()
    end
end
print("rednet closed... terminating")