robot

local c = require("component")
local r = require("robot")

local inv = c.inventory_controller

local whiteList = {

    'exnihilo:dust',
    'minecraft:dirt',
    'minecraft:soul_sand',
    'minecraft:gravel',
    'minecraft:sand',
    'exnihilo:exnihilo.gravel_nether',
    'exnihilo:exnihilo.gravel_ender',
    'minecraft:stone',
    'TConstruct:slime.gel',
    'ExtraItilities:cabblestone_compressed',
    'excompressum:compressed_dust'
}

function check(ItemId)
    for _, v in pairs(whiteList) do
        if v == itemId then
            return true
        end
    end
    return false
end

function findItm()
    for i=1,r.inventorySize() do
        slot = inv.getStackInInternalSlot(i)
        if slot and check(inv.getStackInInternalSlot(i).name) then
            r.select(i)
            inv.equip()
            return
        end
    end
end

function main()
    while true do
        _,tools = r.durability()
        if tools == 'no tool equipped' then
            findItm()
        end
        for i=1,10 do
            r.use(3)
            os.sleep()
        end
    end
end

while true do
    Main()
end