--Mining turtle with fuel refill and dump into chest every x blocks
--Ladders in slot 1
--Fuel in slot 2
--Chests in slot 3


x = 0
y = 64 --Insert y coord
z = 0

--Start of program
turtle.select(2)
turtle.refuel()

turtle.forward()
getReady(y)
y = 13
digChannels()


function getReady(top) --Dig hole to layer 13
    height = top
    turtle.select(1) --Make sure ladders are in slot 1
    while height > 13 do
        turtle.digDown()
        turtle.down()
        height = height - 1
        turtle.dig()
        if turtle.place()==false then
            break
        end

    end
end


function digChannels()
    for i = 1,20 do --Layer 13 row
            turtle.dig()
            turtle.forward()
    end

    --turn around
    turtle.digDown()
    turtle.down()
    turtle.left()
    turtle.left()

    for i = 1,20 do --Layer 12 row
            turtle.dig()
            turtle.forward()
    end

    --turn around
    turtle.digDown()
    turtle.down()
    turtle.left()
    turtle.left()

    for i = 1,20 do --Layer 11 row
            turtle.dig()
            turtle.forward()
    end

    --place chest and empty items
    turtle.dig()
    turtle.digDown()
    turtle.down()
    turtle.dig()
    turtle.select(3) --Make sure chests are in slot 3
    turtle.place() --Place chest

    turtle.select(4)
    turtle.drop()
    turtle.select(5)
    turtle.drop()
    turtle.select(6)
    turtle.drop()
    turtle.select(7)
    turtle.drop()
    turtle.select(8)
    turtle.drop()
    turtle.select(9)
    turtle.drop()
    turtle.select(10)
    turtle.drop()
    turtle.select(11)
    turtle.drop()
    turtle.select(12)
    turtle.drop()
    turtle.select(13)
    turtle.drop()
    turtle.select(14)
    turtle.drop()
    turtle.select(15)
    turtle.drop()
    turtle.select(16)
    turtle.drop()
end