xcavate

--[[Author: Sandbag
    Simple script that digs a hole, the size you specify.

    TO DO:
        -better fuel management
        -chest dumps
        ]]


function checkfuel()
local fuel=tonumber(turtle.getFuelLevel())
    if fuel < 70
    then
        print("************")
        print("*")
        print("*")
                print("* Need Fuel!!")
        print("*")
        print("*")
        print("* Place Coal in slot 1")
        print("************")

    end

end

checkfuel()

io.write("Blocks in front of turtle? : ")
y = tonumber(io.read())

io.write("Blocks to the right? : ")
x = tonumber(io.read())

io.write("How Deep? : ")
z = tonumber(io.read())
--[ print (x..","..y..","..z) ]

function refueling()
    print("Refueling from slot 1")
    turtle.select(1)
    turtle.refuel()
end



function bore() --[dig down]
    local depth = z
    while depth > 0 do
        turtle.digDown(1)
        turtle.down(1)
        depth = depth-1
    end

    for i = 1 , z do
        turtle.up()
    end
end

function ydig() --[dig out]
    local ydig = y
    while ydig > 0 do
        bore()
        if turtle.detect()
            then
            turtle.dig()
        end
        turtle.forward(1)
        ydig = ydig-1
    end

    for i = 1,y do
        turtle.back()
    end


end


function turn()
    turtle.turnRight()
    if turtle.detect()
        then
                    turtle.dig()
            end
    turtle.forward()
    turtle.turnLeft()
end
function xcavate() --[dig across]
    local xdig = tonumber(x)

    while xdig > 0 do
        if tonumber(turtle.getFuelLevel()) < 70
            then
                refueling()
            end
        ydig()
        turn()
        xdig = xdig-1
    end
end

xcavate()