-- 3 wide bridge v2.0 by SparkVGX
--Variables
distance = 0
blocksPlaced = 0
fuel = 1
torches = 2
spaceCounter = 7
-- Clears screen for instructions or not
function clear(test) -- function to reset screen
term.clear()
term.setCursorPos(1,1)
if test == nil then -- easy way to decide whether to display text or not
print("Place me on the ground just in front of where you want the bridge.")
print()
print("Fuel goes in slot 1, Torches in two, and blocks everywhere else.")
print()
print("Press any key to start..")
end
end
function anyKey()
while not bEnd do
local event, key = os.pullEvent("key")
if (key ~= 1) and (key ~= 42) then
bEnd = true
end
end
end
-- If I need fuel, I will try use refuel
function checkFuel()
if turtle.getFuelLevel() <= 5 then
turtle.select(1) --fuel goes in this slot
turtle.refuel(1)
end
end
-- Place torch
function pTorch()
turtle.select(2)
turtle.up()
turtle.place()
turtle.down()
end
-- Select blocks to place
-- only slots 3-16 should have blocks
function selectBlock()
for slot=3,16 do
if turtle.getItemCount(slot)~=0 then
turtle.select(slot)
break
end
end
end
-- Select blocks and place them if possible, otherwise if out of blocks, wait.
function placeB()
selectBlock()
if turtle.detect() == false then
if turtle.place() == false then
print("Need blocks")
sleep(5)
placeB()
end
blocksPlaced = blocksPlaced + 1
end
end
-- pretty simple.. you turn around
function turnAround()
turtle.turnLeft()
turtle.turnLeft()
end
--initial start to get turtle in position
function runOnce()
checkFuel()
while turtle.detectDown() == true do
turtle.forward()
distance = distance + 1
end
turtle.down()
turtle.turnLeft()
placeB()
turnAround()
placeB()
turtle.turnRight()
end
-- takes the turtle back where it started
function goHome()
turtle.up()
selectBlock()
turtle.placeDown()
blocksPlaced = blocksPlaced + 1
turtle.up()
for i=1,distance do
turtle.forward()
end
turnAround()
turtle.down()
print("All done!")
print("I went " .. distance .. " meters and placed " .. blocksPlaced .. " blocks.")
end
--The main code to run
function start()
runOnce()
--checks fuel, places blocks behind and on the sides.
while turtle.back() do
checkFuel()
placeB()
turtle.turnLeft()
placeB()
turnAround()
placeB()
turtle.turnLeft()
spaceCounter = spaceCounter + 1
distance = distance + 1
-- every so often, places a torch and
-- resets the counter
if spaceCounter == 8 then
pTorch()
spaceCounter = 0
end
end
-- all done? return to start
goHome()
end
clear()
anyKey()
start()
