xia/autominer at master · xia-st/xia · GitHub

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if not turtle then
	print("This program only run in turtle")
	return
end

local digit = 80
local slotNum = 16 - 5 + 1

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

function up()
  while not turtle.up() do
    turtle.digUp()
  end
end

function down()
  while not turtle.down() do
    turtle.digDown()
  end
end

function back()
  if not turtle.back() then
	turtle.turnRight()
	turtle.turnRight()
	while not turtle.forward() do
		turtle.dig()
	end
	turtle.turnRight()
	turtle.turnRight()
  end
end

function compare()
	if turtle.forward() then
		turtle.back()
		return true
	end
	for i = slotNum, 16 do
		turtle.select(i)
		if turtle.compare() then
			return true
		end
	end
	return false
end

function compareUp()
	if turtle.up() then
		turtle.down()
		return true
	end
	for i = slotNum, 16 do
		turtle.select(i)
		if turtle.compareUp() then
			return true
		end
	end
	return false
end

function compareDown()
	if turtle.down() then
		turtle.up()
		return true
	end
	for i = slotNum, 16 do
		turtle.select(i)
		if turtle.compareDown() then
			return true
		end
	end
	return false
end

function dfsForward()
	turtle.turnLeft()
	if(not compare()) then
		turtle.dig()
		forward()
		dfsForward()
		back()
	end
	for i = 1, 2 do
		turtle.turnRight()
		if(not compare()) then
			turtle.dig()
			forward()
			dfsForward()
			back()
		end
	end
	turtle.turnLeft()
	if(not compareUp()) then
		turtle.digUp()
		up()
		dfsUp()
		down()
	end
	if(not compareDown()) then
		turtle.digDown()
		down()
		dfsDown()
		up()
	end
end

function dfsUp()
	for i = 1, 4 do
		if(not compare()) then
			turtle.dig()
			forward()
			dfsForward()
			back()
		end
		turtle.turnRight()
	end
	if(not compareUp()) then
		turtle.digUp()
		up()
		dfsUp()
		down()
	end
end

function dfsDown()
	for i = 1, 4 do
		if(not compare()) then
			turtle.dig()
			forward()
			dfsForward()
			back()
		end
		turtle.turnRight()
	end
	if(not compareDown()) then
		turtle.digDown()
		down()
		dfsDown()
		up()
	end
end

print("start...")
for i = 1, digit do
	turtle.dig()
	forward()
	turtle.turnLeft()
	if(not compare()) then
		turtle.dig()
		forward()
		dfsForward()
		back()
	end
	turtle.turnRight()
	turtle.turnRight()
	if(not compare()) then
		turtle.dig()
		forward()
		dfsForward()
		back()
	end
	turtle.turnLeft()
	if(not compareUp()) then
		turtle.digUp()
		up()
		dfsUp()
		down()
	end
	if(not compareDown()) then
		turtle.digDown()
		down()
		dfsDown()
		up()
	end
end

turtle.turnRight()
turtle.turnRight()

for i = 1, digit do
	forward()
end