coupe.lua

saplings = 1 -- the slot where the saplings are
charbon = 2
bois=3
coffre=4
home=vector.new(-668,65,-1)

function goTo(x,y,z)
    local position = vector.new(gps.locate(2))
    local home = vector.new(x,y,z)
    local deplacement = home:sub(position)
    local move = home:sub(vector.new(gps.locate(2)))

    while move.y > 0 do
        turtle.up()
        move = home:sub(vector.new(gps.locate(2)))
    end

    turtle.forward()
    move = home:sub(vector.new(gps.locate(2)))
    if math.abs(deplacement.x) - math.abs(move.x) == 0 then
        turtle.back()
        turtle.turnLeft()
        turtle.forward()
        move = home:sub(vector.new(gps.locate(2)))
    end
    if math.abs(deplacement.x) - math.abs(move.x) == -1 then
        turtle.turnLeft()
        turtle.turnLeft()
    end
    while math.abs(home:sub(vector.new(gps.locate(2))).x) > 0 do
        if not turtle.forward() then
            turtle.up()
        end
    end

    turtle.turnLeft()
    turtle.forward()
    move = home:sub(vector.new(gps.locate(2)))
    if math.abs(deplacement.z) - math.abs(move.z) == -1 then
        turtle.turnLeft()
        turtle.turnLeft()
    end
    while math.abs(home:sub(vector.new(gps.locate(2))).z) > 0 do
        turtle.forward()
    end

    move = home:sub(vector.new(gps.locate(2)))
    while move.y < 0 do
        turtle.down()
        move = home:sub(vector.new(gps.locate(2)))
    end
end


function recupSaplings()
    turtle.turnLeft()
    turtle.select(saplings)
    turtle.suck(64-turtle.getItemCount(saplings))
    turtle.turnRight()
end

function reEnergy()
    turtle.select(charbon)
    turtle.suckDown(64-turtle.getItemCount(charbon))
    if turtle.getFuelLevel() < 800 then
        turtle.refuel()
    end
    if turtle.getFuelLevel() < 100 then
        print('No much fuel !')
        os.shutdown()
    end
    turtle.select(saplings)
end

function pose()
    turtle.select(bois)
    turtle.drop(turtle.getItemCount(bois)-1)
    turtle.select(saplings)
end


function oriente()
    turtle.select(saplings)
    while not turtle.compare() do
        turtle.turnRight()
    end
    turtle.turnLeft()
end


function init()
    goTo(home.x,home.y,home.z)
    oriente()

    turtle.select(saplings) -- select the saplings
    while turtle.getItemCount(saplings) > 0 do -- while more saplings in inventory
        turtle.select(coffre)
        turtle.turnLeft()
        if turtle.compare() then
            reEnergy()
            pose()
        end
        turtle.turnRight()
        turtle.select(saplings)
        for i = 1, 5 do -- plant 5 saplings in a row
            turtle.turnRight()
            if not turtle.compare() then -- if not a sapling, then a tree grew
                turtle.dig()
                turtle.forward()
                turtle.select(bois)
                while turtle.compareUp() do -- dig tree out
                    turtle.digUp()
                    turtle.up()
                end
                turtle.select(saplings)
                while not turtle.detectDown() do -- back down to ground
                    turtle.down()
                end
                turtle.back()
                turtle.place() -- put down new sapling
            end
            turtle.turnLeft()
            turtle.forward()
        end

        turtle.turnRight()
        turtle.forward()
        turtle.forward()
        turtle.forward()
        turtle.turnRight()
        turtle.forward()

        for i = 1, 5 do -- plant 5 saplings in a row
            turtle.turnLeft()
            if not turtle.compare() then -- if not a sapling, then a tree grew
                turtle.dig()
                turtle.forward()
                turtle.select(bois)
                while turtle.compareUp() do -- dig tree out
                    turtle.digUp()
                    turtle.up()
                end
                turtle.select(saplings)
                while not turtle.detectDown() do -- back down to ground
                    turtle.down()
                end
                turtle.back()
                turtle.place() -- put down new sapling
            end
            turtle.turnRight()
            turtle.forward()
        end
        turtle.turnRight()
        turtle.forward()
        recupSaplings()
        turtle.forward()
        turtle.forward()
        turtle.turnRight()
        turtle.forward()
        os.sleep(180) -- sleep for 60 seconds to allow trees to grow
    end
end