jQuarry

fs.copy("disk/jSystem/jAPI","//jSystem/jAPI")
os.loadAPI("jSystem/jAPI")
local bedrock = false

local function bedrockD( ... )
    local s,b = turtle.inspect()
    local s1,b2 = turtle.inspectDown()
    if s == true or s1 == true then
        if b.name == "minecraft:bedrock" or b2.name == "minecraft:bedrock" then
            bedrock = true
        end
    end
end

local tf = true
jAPI.move("down")
sleep(3)
jAPI.move("down")

while tf do
    for i=1, 8 do
        jAPI.dig()
        if turtle.getItemCount(16) > 0 then
        jAPI.chest()
    end
    end
    turtle.digUp()
    for i=1, 3 do
        jAPI.move("down")
    end
    for i=1, 2 do
        jAPI.rotate("right")
    end
    bedrockD()
    if bedrock then
        break
    end
end

jAPI.home()
jAPI.chest()
redstone.setOutput("top",true)