geode

-- geode scanner for turtles
detectBlock = "tetra:block_geode"
os.loadAPI("t")
term.clear()
term.setCursorPos(1,1)
turtle.select(1)
print("now scanning for geodes...")

function isGeode(has_block,data)
    if has_block then
        if data.name == detectBlock then
            return true
        else
            return false
        end
    else
        return false
    end
end

function scanGeode()
    if isGeode(turtle.inspectUp()) then
        t.up(1)
        scanGeode()
        t.down(1)
    end
    if isGeode(turtle.inspect()) then
        t.forward(1)
        scanGeode()
        t.back(1)
        t.up(1)
    end
    if isGeode(turtle.inspectDown()) then
        t.down(1)
        scanGeode()
        t.up(1)
    end
end

while true do
    has_block, info = turtle.inspect()
    if has_block then
        if info.name == "minecraft:torch" then
            turtle.select(16)
            t.forward(1)
            scanGeode()
            t.forward(1)
            t.turnAround()
            t.place(16)
            t.turnAround()
            turtle.select(1)
        else
            if not returning then
                for i=1,5 do
                    if not turtle.detectUp() then
                        t.up()
                        scanGeode()
                    end
                end
                t.turnAround()
                print("returning..")
                returning = true
            else
                for i=1,5 do
                    if not turtle.detectDown() then
                        t.down()
                        scanGeode()
                    end
                end
                t.turnAround()
                print("Done!")
                break
            end
        end
    end
    t.forward(1)
    scanGeode()
end