factory.lua

-- Concrete factory
-- by Hri7566

local powderChest = peripheral.wrap("front")
local concreteChest = peripheral.wrap("right")

function isEmpty()
    -- Check if we have powder
    
    local hasPowder = false
    for i = 1, 16 do
        local data = turtle.getItemDetail(i)

        if data then
            if data.name:match("concrete_powder") then
                hasPowder = true
            end
        end
    end
    
    return not hasPowder
end

function pullPowder()
    -- Pull powder from chest
    turtle.suck()
end

function convert()
    -- Convert powder to concrete

    for i=1,turtle.getItemCount() do
        turtle.placeDown()
        turtle.digDown()
    end
end

function pushConcrete()
    -- Push all concrete to chest
    
    turtle.turnRight()
    
    for i = 1, 16 do
        local item = turtle.getItemDetail(i)
        turtle.select(i)
        turtle.drop()
    end
    
    turtle.select(1)
    turtle.turnLeft()
end

while true do
    if isEmpty() then
        pullPowder()
    end
    
    convert()
    pushConcrete()
    
    sleep(0.2)
end