-- =======================
-- 9x9 QUARRY WITH ATM10 ORE FILTERING & AUTO FUEL
-- =======================

-- =======================
-- CONFIGURATION
-- =======================
local targetY = -35  -- change to your desired lowest layer

-- Trash list
local trash = {
    ["minecraft:cobblestone"] = true,
    ["minecraft:dirt"] = true,
    ["minecraft:gravel"] = true,
    ["minecraft:sand"] = true,
    ["minecraft:netherrack"] = true
}

-- Valuable ores (vanilla + ATM10)
local valuables = {
    ["minecraft:diamond"] = true,
    ["minecraft:iron_ore"] = true,
    ["minecraft:gold_ore"] = true,
    ["minecraft:coal"] = true,
    ["minecraft:redstone"] = true,
    ["minecraft:lapis_lazuli"] = true,
    ["minecraft:emerald"] = true,
    ["alltheores:allthemodium_ore"] = true,
    ["alltheores:vibranium_ore"] = true,
    ["alltheores:unobtainium_ore"] = true,
    ["alltheores:aluminum_ore"] = true,
    ["alltheores:antimony_ore"] = true,
    ["alltheores:arcane_crystal_ore"] = true,
    ["alltheores:black_quartz_ore"] = true,
    ["alltheores:copper_ore"] = true,
    ["alltheores:lead_ore"] = true,
    ["alltheores:nickel_ore"] = true,
    ["alltheores:osmium_ore"] = true,
    ["alltheores:platinum_ore"] = true,
    ["alltheores:peridot_ore"] = true,
    ["alltheores:prosperity_ore"] = true,
    ["alltheores:runic_ore"] = true,
    ["alltheores:ruby_ore"] = true,
    ["alltheores:sapphire_ore"] = true,
    ["alltheores:silver_ore"] = true,
    ["alltheores:tin_ore"] = true,
    ["alltheores:tungsten_ore"] = true,
    ["alltheores:uranium_ore"] = true,
    ["alltheores:uraninite_ore"] = true,
    ["alltheores:zinc_ore"] = true,
    ["alltheores:xychorium_blue_ore"] = true,
    ["alltheores:xychorium_dark_ore"] = true,
    ["alltheores:xychorium_green_ore"] = true,
    ["alltheores:xychorium_light_ore"] = true,
    ["alltheores:xychorium_red_ore"] = true,
}

-- =======================
-- GPS STARTING Y
-- =======================
local function getCurrentY()
    local x, y, z = gps.locate(5)
    if y then
        return y
    else
        error("GPS not found. Make sure a GPS network is set up!")
    end
end

local currentY = getCurrentY()
print("Starting Y detected via GPS: " .. currentY)

-- =======================
-- SAFE MOVEMENT FUNCTIONS
-- =======================
local function forward()
    while not turtle.forward() do
        turtle.dig()
        sleep(0.1)
    end
end

local function down()
    while not turtle.down() do
        turtle.digDown()
        sleep(0.1)
    end
end

local function refuelIfNeeded()
    if turtle.getFuelLevel() == 0 then
        for slot = 1, 16 do
            local detail = turtle.getItemDetail(slot)
            if detail and (detail.name == "minecraft:coal" or detail.name == "minecraft:charcoal") then
                turtle.select(slot)
                turtle.refuel()
                if turtle.getFuelLevel() > 0 then
                    print("Refueled using coal/charcoal from slot " .. slot)
                    return
                end
            end
        end
        error("Out of fuel and no coal/charcoal in inventory!")
    end
end

-- =======================
-- INVENTORY CHECKS
-- =======================
local function isValuable(slot)
    local detail = turtle.getItemDetail(slot)
    return detail and valuables[detail.name]
end

local function isTrash(slot)
    local detail = turtle.getItemDetail(slot)
    return detail and trash[detail.name]
end

local function isInventoryFull()
    for slot = 1, 16 do
        if turtle.getItemCount(slot) == 0 then return false end
    end
    return true
end

local function dropTrash()
    for slot = 1, 16 do
        if isTrash(slot) then
            turtle.select(slot)
            turtle.drop()
        end
    end
end

local function storeValuables()
    turtle.turnLeft()
    turtle.turnLeft()  -- face chest behind start
    for slot = 1, 16 do
        if isValuable(slot) then
            turtle.select(slot)
            turtle.drop()
        end
    end
    turtle.turnLeft()
    turtle.turnLeft()  -- face original mining direction
end

-- =======================
-- MINE 9x9 LAYER
-- =======================
local function mine9x9()
    local turnRight = true
    for row = 1, 9 do
        for col = 1, 8 do
            refuelIfNeeded()
            turtle.dig()
            forward()
        end

        if row < 9 then
            if turnRight then
                turtle.turnRight()
                turtle.dig()
                forward()
                turtle.turnRight()
            else
                turtle.turnLeft()
                turtle.dig()
                forward()
                turtle.turnLeft()
            end
            turnRight = not turnRight
        end
    end

    -- Return to starting corner
    turtle.turnLeft()
    turtle.turnLeft()
    for i = 1, 8 do forward() end
    turtle.turnRight()
    for i = 1, 8 do forward() end
    turtle.turnRight()
end

-- =======================
-- MAIN LOOP
-- =======================
while currentY > targetY do
    mine9x9()
    print("Layer mined at Y = " .. currentY)

    dropTrash()  -- auto discard trash

    if isInventoryFull() then
        print("Inventory full — storing valuables in chest behind start.")
        storeValuables()
    end

    if currentY == targetY then
        print("Reached target Y. Stopping.")
        break
    end

    down()
    currentY = currentY - 1
end

-- Final deposit of any remaining valuables
storeValuables()
print("Finished at Y = " .. currentY)