Computercraft MegaSpruceFarm

leafDecayTime = 10

function forward(dist)
    refuelTo(dist)
    for i = 1, dist do
        while turtle.forward() == false do
            if turtle.dig() == false then
                turtle.attack()
            end
        end
    end
end

function up(dist)
    refuelTo(dist)
    for i = 1, dist do
        while turtle.up() == false do
            if turtle.digUp() == false then
                turtle.attackUp()
            end
        end
    end
end

function down(dist)
    refuelTo(dist)
    for i = 1, dist do
        while turtle.down() == false do
            if turtle.digDown() == false then
                turtle.attackDown()
            end
        end
    end
end

function refuelTo(level)
    turtle.select(1)
    while turtle.getFuelLevel() < level do
        if turtle.refuel(1) == false then
            print("No Fuel! Add more to continue.")
            while turtle.refuel(1) == false do
                os.sleep(5)
            end
        end
    end
end

function digForward(dist)
    for i = 1, dist do
        forward(1)
        turtle.digUp()
        turtle.digDown()
    end
end




function buildFarm()
    placeSetupArea()
    forward(1)
    turtle.turnLeft()
    forward(4)
    turtle.turnRight()
    down(2)
    turtle.digDown()
    digFarm()
    turtle.turnRight()
    forward(4)
    turtle.turnRight()
    forward(4)
    down(1)
    placeWater()
    turtle.turnRight()
    forward(4)
    turtle.turnRight()
    forward(4)
    placeDirt()
    forward(4)
    up(2)
    forward(1)
    dropExtraItems()
    turtle.turnLeft()
    turtle.turnLeft()
end

function drawFarmTop()
    print("############")
    print("#W        W#")
    print("#          #")
    print("#          #")
    print("#          #")
    print("#    DD    #")
    print("#    DD    #")
    print("#          #")
    print("#          #")
    print("#          #")
    print("#W        W#")
    print("####CTC#####")
    print("#####C######")
end

function drawFarmSide()
    print("    ####    ")
    print("   ######   ")
    print("  ########  ")
    print("  ########  ")
    print("     ||     ")
    print("     ||     ")
    print("     C|     ")
    print("    CTC     ")
    print("#    CD    #")
    print("#          #")
    print("#W        W#")
    print("############")
end

function placeSetupArea()
    turtle.select(2)
    turtle.digDown()
    turtle.placeDown()
    turtle.digUp()
    turtle.placeUp()
    turtle.turnLeft()
    turtle.dig()
    turtle.place()
    turtle.turnRight()
    turtle.turnRight()
    turtle.dig()
    turtle.place()
    turtle.turnRight()
    turtle.dig()
    turtle.select(3)
    turtle.place()
    turtle.turnRight()
    turtle.turnRight()
end

function digFarm()
    for i = 1, 10 do
        digForward(9)
        if i == 10 then
            break
        elseif i % 2 == 1 then
            turtle.turnRight()
            digForward(1)
            turtle.turnRight()
        else
            turtle.turnLeft()
            digForward(1)
            turtle.turnLeft()
        end
    end
end

function placeWater()
    turtle.digDown()
    forward(1)
    turtle.digDown()
    turtle.select(5)
    turtle.placeDown()
    turtle.turnLeft()
    forward(1)
    turtle.digDown()
    turtle.turnLeft()
    forward(1)
    turtle.digDown()
    turtle.select(6)
    turtle.placeDown()

    os.sleep(1)
    turtle.select(6)
    turtle.placeDown()
    os.sleep(1)
    turtle.select(5)
    turtle.placeDown()
    up(1)
    forward(4)
    turtle.turnRight()
    forward(4)
    turtle.select(5)
    turtle.placeDown()
    turtle.select(6)
    turtle.turnRight()
    forward(9)
    turtle.select(6)
    turtle.placeDown()
    turtle.turnRight()
    forward(5)
    turtle.turnRight()
    forward(4)
    down(1)
    turtle.turnLeft()
    turtle.turnLeft()
    os.sleep(1)
    turtle.select(6)
    turtle.placeDown()
    os.sleep(1)
    turtle.select(5)
    turtle.placeDown()
    up(1)
    forward(4)
    turtle.turnRight()
    forward(4)
    turtle.select(5)
    turtle.placeDown()
    turtle.select(6)
    turtle.turnRight()
    forward(9)
    turtle.select(6)
    turtle.placeDown()
end

function placeDirt()
    turtle.select(4)
    turtle.placeUp()
    forward(1)
    turtle.select(4)
    turtle.placeUp()
    turtle.turnLeft()
    forward(1)
    turtle.turnLeft()
    turtle.select(4)
    turtle.placeUp()
    forward(1)
    turtle.select(4)
    turtle.placeUp()
end

function dropExtraItems()
    for i = 2, 16 do
        turtle.select(i)
        turtle.drop()
    end
end