Big Tree Farm

local goUp = 0
local right_movement = 0
local last = "left"
local level = 2

function getTree()
    local success, t = turtle.inspect()
    if  (string.find(t.name, "leaves") == nil) then
        turtle.dig()
        if turtle.forward() == false then
            turtle.dig()
            turtle.forward()
        else
            if turtle.detectUp() == true then
                while (turtle.detectUp()) do
                    local success, t = turtle.inspectUp()
                    if  (string.find(t.name, "dirt") == nil) then
                        turtle.digUp()
                        turtle.up()
                        goUp = goUp + 1
                    else
                        break
                    end
                end
                repeat
                    turtle.down()
                    goUp = goUp  - 1
                until goUp == 0
            else
                repeat
                    turtle.down()
                    goUp = goUp  - 1
                until goUp == 0
            end
            turtle.digDown()
            turtle.select(1)
            if turtle.getItemCount(1) > 1 then
                if  string.find(turtle.getItemDetail(1).name, "sapling") then
                    turtle.placeDown()
                end
            end
        end
    else
        turtle.dig()
        if turtle.forward() == false then
            turtle.dig()
            turtle.forward()
        end
    end
end
function back(amount)
    local _back = 0
    repeat
        if turtle.back() then
            _back = _back + 1
        else
            turtle.turnleft()
            turtle.turnleft()
            turtle.dig()
            turtle.turnLeft()
            turtle.turnleft()
        end
    until _back == amount
end
function forward(amount)
    local _forward = 0
    repeat
        if turtle.forward() then
            _forward = _forward + 1
        else
            turtle.dig()
        end
    until _forward == amount

end
function up(amount)
    local _up = 0
    repeat
        if turtle.up() then
            _up = _up + 1
        else
            turtle.digUp()
        end
    until _up == amount
end
function down(amount)
    local _down = 0
    repeat
        if turtle.down() then
            _down = _down + 1
        else
            turtle.digDown()
        end
    until _down == amount
end
function empty()
    --from base
    turtle.turnLeft()
    turtle.forward()
    if turtle.getItemCount(1) > 1 then
        if  string.find(turtle.getItemDetail(1).name, "sapling") then
            for q=2,16 do
                turtle.select(q)
                turtle.dropDown()
            end
        else
            for q=1,16 do
                turtle.select(q)
                turtle.dropDown()
            end
        end
    end


    turtle.select(1)
    turtle.back()
    turtle.turnRight()
end
function emptyAll()
    --from base
    turtle.turnLeft()
    turtle.forward()
    for q=1,16 do
        turtle.select(q)
        turtle.dropDown()
    end
    turtle.select(1)
    turtle.back()
    turtle.turnRight()
end
function start()
    emptyAll()
    goUp = 0
    right_movement = 0
    last = "left"

    local counter = 0

    --
    if level == 0 then
        turtle.turnRight()
        forward(10)
        turtle.suckDown(35)
        -- if turtle.getItemCount(1) >= 1 then
        --     if  string.find(turtle.getItemDetail(1).name, "sapling") then
        --         print("Didn't have any sapplings, give some in slot 1")
        --         while (string.find(turtle.getItemDetail(1).name, "sapling")) == false or (string.find(turtle.getItemDetail(1).name, "sapling")) == nil do
        --             sleep(10)
        --         end
        --     end
        -- elseif turtle.getItemCount(1) == 0 then
        --     print("Didn't have any sapplings, give some in slot 1")
        --     while turtle.getItemCount(1) == 0 do
        --         sleep(10)
        --     end
        -- end
        back(10)
        turtle.turnLeft()
        turtle.forward()
        up(30)



    elseif level == 1 then
        turtle.turnRight()
        forward(7)
        turtle.suckDown(35)
        -- if turtle.getItemCount(1) >= 1 then
        --     if  string.find(turtle.getItemDetail(1).name, "sapling") then
        --         print("Didn't have any sapplings, give some in slot 1")
        --         while (string.find(turtle.getItemDetail(1).name, "sapling")) == false or (string.find(turtle.getItemDetail(1).name, "sapling")) == nil do
        --             sleep(10)
        --             counter = counter + 1
        --             if counter == 10 then
        --                 break
        --             end
        --         end
        --     end
        -- elseif turtle.getItemCount(1) == 0 then
        --     print("Didn't have any sapplings, give some in slot 1")
        --     while turtle.getItemCount(1) == 0 do
        --         sleep(10)
        --         counter = counter + 1
        --         if counter == 10 then
        --             break
        --         end
        --     end
        -- end
        back(7)
        turtle.turnLeft()
        turtle.forward()
        up(20)

    elseif level == 2 then
        turtle.turnRight()
        forward(4)
        turtle.suckDown(35)
        -- if turtle.getItemCount(1) >= 1 then
        --     if  string.find(turtle.getItemDetail(1).name, "sapling") then
        --         print("Didn't have any sapplings, give some in slot 1")
        --         while (string.find(turtle.getItemDetail(1).name, "sapling")) == false or (string.find(turtle.getItemDetail(1).name, "sapling")) == nil do
        --             sleep(10)
        --             counter = counter + 1
        --             if counter == 10 then
        --                 break
        --             end
        --         end
        --     end
        -- elseif turtle.getItemCount(1) == 0 then
        --     print("Didn't have any sapplings, give some in slot 1")
        --     while turtle.getItemCount(1) == 0 do
        --         sleep(10)
        --         counter = counter + 1
        --         if counter == 10 then
        --             break
        --         end
        --     end
        -- end
        back(4)
        turtle.turnLeft()
        turtle.forward()
        up(10)

    elseif level == 3 then
        turtle.turnRight()
        forward(1)
        turtle.suckDown(35)
        -- if turtle.getItemCount(1) >= 1 then
        --     if  string.find(turtle.getItemDetail(1).name, "sapling") then
        --         print("Didn't have any sapplings, give some in slot 1")
        --         while (string.find(turtle.getItemDetail(1).name, "sapling")) == false or (string.find(turtle.getItemDetail(1).name, "sapling")) == nil do
        --             sleep(10)
        --             counter = counter + 1
        --             if counter == 10 then
        --                 break
        --             end
        --         end
        --     end
        -- elseif turtle.getItemCount(1) == 0 then
        --     print("Didn't have any sapplings, give some in slot 1")
        --     while turtle.getItemCount(1) == 0 do
        --         sleep(10)
        --         counter = counter + 1
        --         if counter == 10 then
        --             break
        --         end
        --     end
        -- end
        back(1)
        turtle.turnLeft()
        turtle.forward()
    else
        turtle.forward()
    end
    turtle.select(1)
    print("Done with Start")
end
function walk(number)
    local forward = 0
    local tree_steps = 0;
    repeat
        if turtle.forward() == false then
            getTree()
            forward = forward + 1
            tree_steps = tree_steps + 1
        else
            forward = forward + 1
            tree_steps = tree_steps + 1
        end
        if tree_steps == 4 then
            tree_steps = 0
            checkSapling()
        end
    until forward == number
end
function moveRight()
    turtle.turnRight()
    forward(3)
    walk(1)
    --check
    checkSapling()
    --
    turtle.turnRight()
    right_movement = right_movement + 1
    last = "right"
end
function moveLeft()
    turtle.turnLeft()
    forward(3)
    walk(1)
    checkSapling()
    turtle.turnLeft()
    right_movement = right_movement + 1
    last = "left"

end
function goHome()
    if last == "left" then
        turtle.forward()
        turtle.turnRight()
        turtle.forward()
        turtle.turnRight()
    end
    forward(20)
    turtle.turnRight()
    forward(25)
    turtle.turnRight()

    if level == 0 then
        down(30)
    elseif level == 1 then
        down(20)
    elseif level == 2 then
        down(10)
    elseif level == 3 then
        print("last level");
    end
    turtle.down()

    turtle.back()

    if turtle.getItemCount(1) > 0 then
        if  string.find(turtle.getItemDetail(1).name, "sapling") then
            turtle.turnRight()
            turtle.select(1)
            if level == 0 then
                forward(10)
                turtle.dropDown(64)
                back(10)
            elseif level == 1 then
                forward(7)
                turtle.dropDown(64)
                back(7)
            elseif level == 2 then
                forward(4)
                turtle.dropDown(64)
                back(4)
            elseif level == 3 then
                forward(1)
                turtle.dropDown(64)
                back(1)
            end
            turtle.turnLeft()
        end
    end
    print("done with Go Home function")

end
function checkSapling()
    local success, t = turtle.inspectDown()
    if success then
        if string.find(t.name, "sapling") then

        else
            turtle.select(4)
            turtle.digDown()
            turtle.select(1)
            if turtle.getItemCount(1) > 1 then
                if  string.find(turtle.getItemDetail(1).name, "sapling") then
                    turtle.placeDown()
                end
            end
        end
    else
        turtle.select(4)
        turtle.digDown()
        turtle.select(1)
        if turtle.getItemCount(1) > 1 then
            if  string.find(turtle.getItemDetail(1).name, "sapling") then
                turtle.placeDown()
            end
        end
    end
end
function sleepFunction()
    print("Going to sleep")
    local slept = 0
    repeat
        sleep(10)
        slept = slept + 10
        print("Slept: " .. slept .. "/50")
    until slept >= 50
    print( "gotte work ")
end

while true do
    repeat
        start()
        turtle.up()
        forward(2)
        walk(1)
        checkSapling()
        repeat
            walk(16)
            if last == "left" then
                moveRight()
            elseif last == "right" then
                moveLeft()
            end
        until right_movement == 6
        walk(16)
        goHome()
        level = level + 1
    until level == 4

    --reset
    level = 0
    last = "left"
    right_movement = 0
    goUp = 0

    sleepFunction()

end