door

-- Yellow sticky piston
-- Green placer
-- Orange Piston

BLOCK_STRENGHT = 0.8
DOOR_HEIGHT = 5
BUNDLE_SIDE = "bottom"
CLOSE_DELAY = 10

CURRENT_REDSTONE_STATE = 0

settings.define("door_state", {default = "unknown"})
settings.load()
while (settings.get("door_state") == "unknown") do
    print("Unknown door position!")
    print("Is the door currently open or closed? [open/closed]")
    write("> ")
    local answer = read()
    if answer == "open"  or answer == "closed" then
        settings.set("door_state", answer)
    end

    settings.save()
end

term.clear()
print("Door control script active!")




function disableAll()
    redstone.setBundledOutput(BUNDLE_SIDE, 0)
    CURRENT_REDSTONE_STATE = 0
end

function enableRed(color)
    CURRENT_REDSTONE_STATE = colors.combine(CURRENT_REDSTONE_STATE, color)
    redstone.setBundledOutput(BUNDLE_SIDE, CURRENT_REDSTONE_STATE)
end

function disableRed(color)
    CURRENT_REDSTONE_STATE = colors.subtract(CURRENT_REDSTONE_STATE, color)
    redstone.setBundledOutput(BUNDLE_SIDE, CURRENT_REDSTONE_STATE)
end


function placeRow()
    enableRed(colors.orange)
    sleep(0.2)
    disableRed(colors.orange)
end

function close()
    disableAll()
    enableRed(colors.yellow)

    sleep(0.2)

    for i = 1, DOOR_HEIGHT+1, 1
    do
        sleep(1.1)
        placeRow()
    end

    sleep(0.2)

    disableAll();

    settings.set("door_state", "closed")
end

function open()
    disableAll()
    enableRed(colors.orange)
    sleep(0.5)
    enableRed(colors.blue)
    sleep(BLOCK_STRENGHT*DOOR_HEIGHT+1)
    disableAll()

    enableRed(colors.yellow)

    sleep(1.1)
    placeRow()
    sleep(0.2)
    disableAll()
    settings.set("door_state", "open")
end

rednet.open("left")

local timer_id = -1
while true do

    local event = {os.pullEvent()}
    local state = settings.get("door_state")

    if ((event[1] == "redstone" and redstone.testBundledInput(BUNDLE_SIDE, colors.lime)) or (event[1] == "rednet_message" and event[3] == "doit")) then
        if (state == "closed") then
            open()
        end
        if timer_id ~= -1 then
            os.cancelTimer(timer_id)
        end
        timer_id = os.startTimer(CLOSE_DELAY)
    elseif (event[1] == "timer" and state == "open")
    then
        close()
    end

    settings.save();
end