Minage aller/retour

local tArgs = { ... }

if #tArgs ~= 2 then
  print("Usage : minage <length> <lines>")
  return
end

local length = tonumber( tArgs[1])
local lines = tonumber( tArgs[2])
local btraveled = 0       -- nombre de blocs parcouru
local ltraveled = 0       -- nomre de lignes parcouru
local parite = 0
local item = turtle.getItemDetail()

local function torche()
    if btraveled == 8 then
        turtle.select(16)
        turtle.placeDown()
        turtle.select(1)
    end
end

local function refuel()
    for i = 1,16 do
        if item.name == "minecraft:coal" then
            turtle.select(i)
            turtle.refuel()
            turtle.select(1)
            break
        end
    end
end

local function forward()
    while t < 3 do
        turtle.dig()
        turtle.digDown()
        turtle.forward()
        t = t + 1
    end
    t = 0
end

while ltraveled < lines do
    while btraveled < length do
        if turtle.getFuelLevel() > 0 then
            turtle.dig()
            turtle.digDown()
            torche()
            turtle.forward()
        else
            refuel()
        end
        btraveled = btraveled + 1
    end
    partie = ltraveled % 2 --(modulo 2)
    if partie == 1 then
        turtle.turnRight()
        forward()
        turtle.turnRight()
    else
        turtle.turnLeft()
        forward()
        turtle.turnLeft()
    end
    btraveled = 0
    ltraveled = ltraveled + 1
    turtle.forward()
end