AE2 Cluster Farming

---@params is_block bool
---@params data table
local function is_cluster(is_block, data)
    return is_block and data.name == 'ae2:quartz_cluster'
end

local running = true
repeat
    term.clear()
    term.setCursorPos(1,1)
    if is_cluster(turtle.inspectUp()) then
        turtle.digUp()
    end
    if is_cluster(turtle.inspectDown()) then
        turtle.digDown()
    end
    for _ = 1, 4 do
        if is_cluster(turtle.inspect()) then
            turtle.dig()
        end
        turtle.turnRight()
    end
    print('Waiting...')
    os.startTimer(120)

    repeat
        local event, key = os.pullEvent()
        if event == "key" and keys.getName(key) == "a" then
            print(event)
            print('Aborting execution...')
            running = false
        end
    until event == "timer" or not running
until not running