CC: Updated Turtle With Lava Refuel

kovakovi2000

Mar 30th, 2020

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local tArgs = { ... }
if #tArgs ~= 2 then
print( "Usage: excavate <diameter> <depthFrom>" )
return
end
-- Mine in a quarry pattern until we hit something we can't dig
local size = tonumber( tArgs[1] )
local depthFrom = tonumber( tArgs[2] )
if size < 1 then
print( "Excavate diameter must be positive" )
return
end
if depthFrom < 1 then
print( "Excavate diameter must be positive" )
return
end
local depth = 0
local unloaded = 0
local collected = 0
local xPos,zPos = 0,0
local xDir,zDir = 0,1
local goTo -- Filled in further down
local refuel -- Filled in further down
local function unload( _bKeepOneFuelStack )
print( "Unloading items..." )
goTo( 0,0,0,0,-1 )
for n=1,16 do
local nCount = turtle.getItemCount(n)
if nCount > 0 then
turtle.select(n)
local bDrop = true
if _bKeepOneFuelStack and turtle.refuel(0) then
bDrop = false
_bKeepOneFuelStack = false
end
if bDrop then
turtle.drop()
unloaded = unloaded + nCount
end
end
end
collected = 0
turtle.select(1)
end
local function RefuelFromTank()
goTo(0,0,0,-1,0)
turtle.select(15)
print("Refueling...")
while turtle.getFuelLevel() < 18000 do
turtle.suck()
turtle.refuel()
turtle.drop()
os.sleep(2)
print("+1 Bucket lava eated!")
end
print("Refueled: " .. turtle.getFuelLevel())
goTo( 0,0,0,0,1 )
end
local function returnSupplies()
local x,y,z,xd,zd = xPos,depth,zPos,xDir,zDir
print( "Returning to surface..." )
goTo( 0,0,0,0,-1 )
unload( false )
RefuelFromTank()
print( "Resuming mining..." )
goTo( x,y,z,xd,zd )
end
local function collect()
local bFull = true
local nTotalItems = 0
for n=1,16 do
local nCount = turtle.getItemCount(n)
if nCount == 0 then
bFull = false
end
nTotalItems = nTotalItems + nCount
end
if nTotalItems > collected then
collected = nTotalItems
if math.fmod(collected + unloaded, 50) == 0 then
print( "Mined "..(collected + unloaded).." items." )
end
end
if bFull then
print( "No empty slots left." )
return false
end
return true
end
function refuel( ammount )
local fuelLevel = turtle.getFuelLevel()
if fuelLevel == "unlimited" then
return true
end
local needed = ammount or (xPos + zPos + depth + 2)
if turtle.getFuelLevel() < needed then
local fueled = false
for n=1,16 do
if turtle.getItemCount(n) > 0 then
turtle.select(n)
if turtle.refuel(1) then
while turtle.getItemCount(n) > 0 and turtle.getFuelLevel() < needed do
turtle.refuel(1)
end
if turtle.getFuelLevel() >= needed then
turtle.select(1)
return true
end
end
end
end
turtle.select(1)
return false
end
return true
end
local function tryForwards()
if not refuel() then
print( "Not enough Fuel" )
returnSupplies()
end
while not turtle.forward() do
if turtle.detect() then
if turtle.dig() then
if not collect() then
returnSupplies()
end
else
return false
end
elseif turtle.attack() then
if not collect() then
returnSupplies()
end
else
sleep( 0.5 )
end
end
xPos = xPos + xDir
zPos = zPos + zDir
return true
end
local function tryDown()
if not refuel() then
print( "Not enough Fuel" )
returnSupplies()
end
while not turtle.down() do
if turtle.detectDown() then
if turtle.digDown() then
if not collect() then
returnSupplies()
end
else
return false
end
elseif turtle.attackDown() then
if not collect() then
returnSupplies()
end
else
sleep( 0.5 )
end
end
depth = depth + 1
if math.fmod( depth, 10 ) == 0 then
print( "Descended "..depth.." metres." )
end
return true
end
local function turnLeft()
turtle.turnLeft()
xDir, zDir = -zDir, xDir
end
local function turnRight()
turtle.turnRight()
xDir, zDir = zDir, -xDir
end
function goTo( x, y, z, xd, zd )
while depth > y do
if turtle.up() then
depth = depth - 1
elseif turtle.digUp() or turtle.attackUp() then
collect()
else
sleep( 0.5 )
end
end
if xPos > x then
while xDir ~= -1 do
turnLeft()
end
while xPos > x do
if turtle.forward() then
xPos = xPos - 1
elseif turtle.dig() or turtle.attack() then
collect()
else
sleep( 0.5 )
end
end
elseif xPos < x then
while xDir ~= 1 do
turnLeft()
end
while xPos < x do
if turtle.forward() then
xPos = xPos + 1
elseif turtle.dig() or turtle.attack() then
collect()
else
sleep( 0.5 )
end
end
end
if zPos > z then
while zDir ~= -1 do
turnLeft()
end
while zPos > z do
if turtle.forward() then
zPos = zPos - 1
elseif turtle.dig() or turtle.attack() then
collect()
else
sleep( 0.5 )
end
end
elseif zPos < z then
while zDir ~= 1 do
turnLeft()
end
while zPos < z do
if turtle.forward() then
zPos = zPos + 1
elseif turtle.dig() or turtle.attack() then
collect()
else
sleep( 0.5 )
end
end
end
while depth < y do
if turtle.down() then
depth = depth + 1
elseif turtle.digDown() or turtle.attackDown() then
collect()
else
sleep( 0.5 )
end
end
while zDir ~= zd or xDir ~= xd do
turnLeft()
end
end
RefuelFromTank()
print( "Excavating..." )
for n=1, depthFrom do
tryDown()
end
local reseal = false
turtle.select(1)
if turtle.digDown() then
reseal = true
end
local alternate = 0
local done = false
while not done do
for n=1,size do
for m=1,size-1 do
if not tryForwards() then
done = true
break
end
end
if done then
break
end
if n<size then
if math.fmod(n + alternate,2) == 0 then
turnLeft()
if not tryForwards() then
done = true
break
end
turnLeft()
else
turnRight()
if not tryForwards() then
done = true
break
end
turnRight()
end
end
end
if done then
break
end
if size > 1 then
if math.fmod(size,2) == 0 then
turnRight()
else
if alternate == 0 then
turnLeft()
else
turnRight()
end
alternate = 1 - alternate
end
end
if not tryDown() then
done = true
break
end
end
print( "Returning to surface..." )
-- Return to where we started
goTo( 0,0,0,0,-1 )
unload( false )
RefuelFromTank()
goTo( 0,0,0,0,1 )
-- Seal the hole
if reseal then
turtle.placeDown()
end
print( "Mined "..(collected + unloaded).." items total." )

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