tiller.lua

local monitor = peripheral.wrap("right")
local blockName = "minecraft:coarse_dirt"

function getCoarseDirtAmount()
    local total = 0
    for slot = 1, 16 do
        local item = turtle.getItemDetail(slot)
        if item and item.name == blockName then
            total = total + item.count
        end
    end
    return total
end

function doDig()
    for i = 2, 15 do
        local item = turtle.getItemDetail(i)
        if item and item.name == blockName then
            turtle.select(i)
            turtle.place()
            turtle.dig()
            turtle.select(16)
            turtle.equipRight()
            turtle.dig()
            turtle.equipRight()
            return true
        end
    end
    return false
end



-- Initialize
local total = getCoarseDirtAmount()
local progress = 0
local dropBuffer = 0
local DROP_EVERY = 5  -- Drop after every 5 tilled blocks

-- Main loop
while doDig() do
    progress = progress + 1
    dropBuffer = dropBuffer + 1

    -- Display update
    monitor.clear()
    monitor.setCursorPos(1, 1)
    monitor.setTextColor(colors.lime)
    monitor.write("TILLER_d")
    monitor.setCursorPos(1, 2)
    monitor.setTextColor(colors.white)
    monitor.write("At")
    monitor.setCursorPos(1, 3)
    monitor.write(progress .. "/" .. total)

    -- Drop when buffer reaches threshold
    if dropBuffer >= DROP_EVERY then
        turtle.select(1)
        turtle.dropUp()
        dropBuffer = 0
    end
end

-- Final drop (in case leftovers weren't dumped)
if dropBuffer > 0 then
    turtle.select(1)
    turtle.dropUp()
end

-- Done message
monitor.clear()
monitor.setCursorPos(1, 1)
monitor.setTextColor(colors.lime)
monitor.write("--------")
monitor.setCursorPos(1, 2)
monitor.write("Tilling")
monitor.setCursorPos(1, 3)
monitor.write("complete")