CC - Turtle API

--Turtle configuration
refuel_level = 600

--Turtle slot configuration
fuel_slot = 16
fuel_ender_chest_slot = 15
sorting_ender_chest_slot = 14
max_mining_slot = 13

--Varables setup for funcition use later. do not change.
oporation_type = 0 --(0 = dig, 1 = place)
slot = 1 --(Default is set to 1, slot to use placing blocks)
length = 0 --(Default is set to 0 for testing to know if user need to enter a valid length)
width = 0  --(Default is set to 0 for testing to know if user need to enter a valid width)


function sand_test()
    --Test is there is anything in the way of moving forward
    --Loop to test for blocks that fall like sand or gravel
    while turtle.detect() do
        turtle.dig()
    end
end


function go_forward()
--Moving the turtle forward
    refuel_turtle()
    sand_test()
    turtle.forward()
end

function go_down()
    refuel_turtle()
    turtle.digDown()
    turtle.down()
end

function full_inventory_test()
--Test for full inventory
    turtle.select(max_mining_slot) --Last slot for placing items while digging
    full = turtle.getItemCount(max_mining_slot) > 0
    turtle.select(1)
    return full
end


function refuel_turtle()
--Test fuel level.
--If it is low check for fuel in fuel slot.
--If there is no fuel in fuel slot it places the ender chest and get more fuel
    --Test the current fuel level
    while turtle.getFuelLevel() < refuel_level do
        --Test if there is more then one fuel in
        if turtle.getItemCount(fuel_slot) > 0 then
            turtle.select(fuel_slot)
            turtle.refuel(1)
            else
                while turtle.detectUp() do
                    turtle.digUp()
                end
                turtle.select(fuel_ender_chest_slot)
                turtle.placeUp()
                turtle.select(fuel_slot)
                turtle.suckUp()
                turtle.select(fuel_ender_chest_slot)
                turtle.digUp()
        end
    end
end


function dig_line(length)
-- body
--Even number vs uneven number - based on the number the code with start going left or right.
    for i=1,length do
        go_forward()
    end
end

function dig_level(length, width)
    next_turn = 0
    for i=1,width do
        api_turtle.dig_line(length)
        if i == width then
        else
            if next_turn == 0 then
                turtle.turnLeft()
                api_turtle.go_forward()
                turtle.turnLeft()
                next_turn = 1
            else
                turtle.turnRight()
                api_turtle.go_forward()
                turtle.turnRight()
                next_turn = 0
            end
        end
    end
end