buildLine

--[[
This program will clear out a line with length specified by the user and replace the blocks with the blocks in slot 1

The length is max 64
--]]

--[[
Functions
--]]

local function tunnelFwd()
    while not turtle.forward() do
        turtle.dig()
    end
end

--[[
Main
--]]

print("How much in front of me would you like me to build? (max 64)")
local length = tonumber(read())

if length > 64 then
    print("I can only build 64 blocks")
end

turtle.select(1)
local count = turtle.getItemCount(1)
if count < length then
    print("Please provide me with enough blocks in slot 1 to build that.")
    return
end

local fuel = turtle.getFuelLevel()
if fuel < length * 2 then
    print("I only have " .. fuel .. " units of fuel! I need at least " .. length * 2 .. " units for that job")
    return
end

for i = 1, length do
    tunnelFwd()
end

for i = 1, length do
    turtle.back()
    turtle.place()
end

print("Done!")