Quar с проверкой

--author - SergOmarov, 2015
--

local events=require("event")
local computer=require("computer")
local robot=require("robot")
local term=require("term")
local x=term.read()
local z=term.read()
local inventory_controller=require("component").getPrimary("inventory_controller")
function refuel()
if(computer.energy()/computer.maxEnergy())<10 then
for i =  1, 16 do
    require("component").getPrimary("generator").insert(64)
  end
end
end
robot.select(1)
times=x*z/25
events.timer(5,refuel,times)

function Sides2()
robot.turnRight()
mine2(1)
robot.turnAround()
mine2(1)
robot.turnRight()
end
local function Sides(ifend)
robot.select(1)
if(robot.compareUp()) then
robot.select(5)
inventory_controller.equip()
robot.swingUp()
inventory_controller.equip()
robot.select(1)
end
if(robot.compareDown()) then
robot.select(5)
inventory_controller.equip()
robot.swingDown()
inventory_controller.equip()
robot.select(1)
end
end

function mine1(ismine)
for j=1,4 do
robot.select(j)
if(robot.compare()) then
robot.select(j+4)
inventory_controller.equip()
robot.swing()
inventory_controller.equip()
robot.select(1)
return "move"
elseif(ismine==true)then
robot.swing()
end
end
end

--копает тунель
function mine(xT)
for i=1,xT do
mine1(true)
Sides()
robot.forward()
Sides()
if(i>1)then
Sides2()
end
end
for j=1,xT do
robot.back()
end
end

function mine2(xT)
for i=1,xT do
ismove=mine1(false)
Sides()
if(ismove=="move")then
robot.forward()
Sides()
end
end
if(ismove=="move")then
for j=1,xT do
robot.back()
end
end
end

--перемещается
function move(xT)
for j=1,xT do
robot.forward()
end
end

mine(x)

--теперь ответвления
lZ=math.floor(z/2)
robot.turnLeft()
for ii=1,x,3 do--левое
mine(lZ)
robot.turnRight()
robot.forward()
robot.forward()
robot.forward()
robot.turnLeft()
end
robot.turnAround()
for ii=1,x,3 do-- правое
mine(lZ)
robot.turnRight()
robot.forward()
robot.forward()
robot.forward()
robot.turnLeft()
end
mine(lZ)
robot.turnRight()
robot.forward()
robot.turnAround()
--robot.turnAround()
--robot.turnRight()
--move(x)