-- Plinko Turtle Casino
-- ComputerCraft / CC:Tweaked style program
-- Designed for Advanced Monitor wall, 3 tall x 7 wide
-- Uses a turtle as the diamond bank/payout machine
-- Uses speaker if available

--------------------------------------------------
-- CONFIG
--------------------------------------------------

local DIAMOND_ID = "minecraft:diamond"

local TEXT_SCALE = 0.5

local MIN_BET = 1
local MAX_BET_AMOUNT = 999

local CASINO_MENU_PROGRAM = "casino"
local CASINO_BANK_FILE = "casino_bank_base.txt"

local PLINKO_ROWS = 8
local DROP_DELAY = 0.28

-- Total payout multipliers.
-- Example: bet 10 on 2x pays 20 total.
-- 0x loses.
local SLOT_MULTIPLIERS = {
    5, 2, 1, 1, 0, 1, 1, 2, 5
}

--------------------------------------------------
-- PERIPHERALS
--------------------------------------------------

local mon = peripheral.find("monitor")

if not mon then
    error("No monitor found. Attach/wrap an advanced monitor wall.")
end

local speaker = nil

for _, name in ipairs(peripheral.getNames()) do
    local p = peripheral.wrap(name)
    if p then
        if type(p.playNote) == "function" or type(p.playSound) == "function" then
            speaker = p
            break
        end
    end
end

mon.setTextScale(TEXT_SCALE)
mon.setBackgroundColor(colors.green)
mon.setTextColor(colors.white)
mon.clear()

local W, H = mon.getSize()

--------------------------------------------------
-- UTILS
--------------------------------------------------

local function clamp(v, a, b)
    if v < a then return a end
    if v > b then return b end
    return v
end

local function writeAt(x, y, text, fg, bg)
    if bg then mon.setBackgroundColor(bg) end
    if fg then mon.setTextColor(fg) end
    mon.setCursorPos(x, y)
    mon.write(text)
end

local function fillBox(x, y, w, h, bg)
    if w <= 0 or h <= 0 then return end

    mon.setBackgroundColor(bg)

    for yy = y, y + h - 1 do
        if yy >= 1 and yy <= H then
            mon.setCursorPos(x, yy)
            mon.write(string.rep(" ", math.max(0, math.min(w, W - x + 1))))
        end
    end
end

local function centerText(x, y, w, text, fg, bg)
    text = tostring(text)

    if #text > w then
        text = string.sub(text, 1, w)
    end

    local pad = math.floor((w - #text) / 2)
    writeAt(x + pad, y, text, fg, bg)
end

local function drawButton(x, y, w, h, label, bg, fg)
    fillBox(x, y, w, h, bg)
    local cy = y + math.floor(h / 2)
    centerText(x, cy, w, label, fg or colors.white, bg)
end

local function inBox(px, py, box)
    return px >= box.x and px < box.x + box.w and py >= box.y and py < box.y + box.h
end

local function money(n)
    return tostring(math.floor(n or 0))
end

local function formatMultiplier(m)
    if m == 0.5 then return "0.5x" end
    return tostring(m) .. "x"
end

--------------------------------------------------
-- DIAMOND BANKING
--------------------------------------------------

local function countDiamonds()
    local total = 0

    for slot = 1, 16 do
        local d = turtle.getItemDetail(slot)
        if d and d.name == DIAMOND_ID then
            total = total + d.count
        end
    end

    return total
end

local function selectDiamondSlot()
    for slot = 1, 16 do
        local d = turtle.getItemDetail(slot)

        if d and d.name == DIAMOND_ID and d.count > 0 then
            turtle.select(slot)
            return true
        end
    end

    return false
end

local function pullDiamondsFromAboveUntil(amountNeeded)
    local tries = 0

    while countDiamonds() < amountNeeded and tries < 64 do
        tries = tries + 1

        local pulled = turtle.suckUp(64)

        if not pulled then
            break
        end

        sleep(0.05)
    end

    return countDiamonds() >= amountNeeded
end

local function dropDiamondsDown(amount)
    local remaining = amount

    while remaining > 0 do
        if not selectDiamondSlot() then
            return false, amount - remaining
        end

        local d = turtle.getItemDetail()

        if not d or d.name ~= DIAMOND_ID then
            return false, amount - remaining
        end

        local toDrop = math.min(remaining, d.count)
        local ok = turtle.dropDown(toDrop)

        if not ok then
            return false, amount - remaining
        end

        remaining = remaining - toDrop
        sleep(0.03)
    end

    return true, amount
end

local function loadBankBase()
    if fs.exists(CASINO_BANK_FILE) then
        local f = fs.open(CASINO_BANK_FILE, "r")
        if f then
            local raw = f.readAll()
            f.close()

            local n = tonumber(raw)
            if n and n >= 0 then
                return n
            end
        end
    end

    return countDiamonds()
end

local bankBase = loadBankBase()

local function saveBankBase()
    local f = fs.open(CASINO_BANK_FILE, "w")
    if f then
        f.write(tostring(math.floor(bankBase)))
        f.close()
    end
end

saveBankBase()

--------------------------------------------------
-- SOUND
--------------------------------------------------

local function playNoteSafe(instrument, volume, pitch)
    if not speaker then return end

    instrument = instrument or "harp"
    volume = volume or 1
    pitch = pitch or 12

    if type(speaker.playNote) == "function" then
        local ok = pcall(function()
            speaker.playNote(instrument, volume, pitch)
        end)

        if ok then
            return
        end
    end

    if type(speaker.playSound) == "function" then
        pcall(function()
            speaker.playSound("note.harp", volume, 1)
        end)
    end
end

local function soundClick()
    playNoteSafe("hat", 0.8, 12)
end

local function soundTick()
    playNoteSafe("hat", 0.7, math.random(8, 18))
end

local function soundWin()
    playNoteSafe("bell", 1, 16)
    sleep(0.08)
    playNoteSafe("bell", 1, 20)
    sleep(0.08)
    playNoteSafe("bell", 1, 24)
end

local function soundBigWin()
    playNoteSafe("bell", 1, 16)
    sleep(0.06)
    playNoteSafe("bell", 1, 20)
    sleep(0.06)
    playNoteSafe("bell", 1, 24)
    sleep(0.06)
    playNoteSafe("bell", 1, 28)
end

local function soundLoss()
    playNoteSafe("bass", 1, 6)
    sleep(0.12)
    playNoteSafe("bass", 1, 4)
end

--------------------------------------------------
-- GAME STATE
--------------------------------------------------

math.randomseed(os.epoch and os.epoch("utc") or os.clock() * 100000)

local hitBoxes = {}

local betAmount = 1
local currentBet = 0

local dropping = false
local chipRow = 0
local chipSlot = 5
local lastSlot = nil
local lastMultiplier = nil
local lastPayout = nil

local message = "Set bet amount, then press DROP CHIP."
local confirmMode = nil

local drawAll

local function availableCredits()
    local current = countDiamonds()
    local credits = current - bankBase - currentBet

    if credits < 0 then
        credits = 0
    end

    return credits
end

--------------------------------------------------
-- BET CONTROLS
--------------------------------------------------

local function changeBetAmount(delta)
    if dropping or confirmMode then
        message = "Cannot change bet while chip is dropping."
        soundLoss()
        return
    end

    betAmount = betAmount + delta
    betAmount = clamp(betAmount, MIN_BET, MAX_BET_AMOUNT)

    message = "Bet amount set to " .. betAmount .. " diamond(s)."
    soundClick()
end

local function resetBetAmount()
    if dropping or confirmMode then
        message = "Cannot reset bet while chip is dropping."
        soundLoss()
        return
    end

    betAmount = 1
    message = "Bet amount reset to 1 diamond."
    soundClick()
end

--------------------------------------------------
-- CASH OUT / MENU
--------------------------------------------------

local function resetRoundForExitOrCashout()
    currentBet = 0
    dropping = false
    chipRow = 0
    chipSlot = 5
end

local function cashOutCredits()
    if dropping then
        message = "Cannot cash out while chip is dropping."
        soundLoss()
        return
    end

    local amount = availableCredits()

    if amount <= 0 then
        message = "No unbet credits to cash out."
        soundLoss()
        return
    end

    local ok, dropped = dropDiamondsDown(amount)

    if ok then
        message = "Cashed out " .. dropped .. " diamond(s) below."
        soundWin()
    else
        message = "Cash out blocked! Dropped " .. dropped .. "/" .. amount .. "."
        soundLoss()
    end

    saveBankBase()
end

local function requestCashOut()
    if dropping or currentBet > 0 then
        confirmMode = "cashout"
        message = "Confirm cash out. Active drop/bet will be cleared."
        soundLoss()
        return
    end

    cashOutCredits()
end

local function exitToMenuNow()
    resetRoundForExitOrCashout()
    confirmMode = nil
    saveBankBase()

    mon.setBackgroundColor(colors.black)
    mon.setTextColor(colors.white)
    mon.clear()

    if shell then
        if fs.exists(CASINO_MENU_PROGRAM) then
            shell.run(CASINO_MENU_PROGRAM)
        elseif fs.exists(CASINO_MENU_PROGRAM .. ".lua") then
            shell.run(CASINO_MENU_PROGRAM .. ".lua")
        else
            print("Casino menu not found.")
            print("Expected: " .. CASINO_MENU_PROGRAM)
        end
    end

    error("Exited to casino menu", 0)
end

local function requestExit()
    if dropping or currentBet > 0 then
        confirmMode = "exit"
        message = "Confirm menu. Active drop/bet will be cleared."
        soundLoss()
        return
    end

    exitToMenuNow()
end

--------------------------------------------------
-- PAYOUT
--------------------------------------------------

local function payPlayer(amount, outcomeMessage, soundFunc)
    local unbetCredits = availableCredits()

    if amount <= 0 then
        message = outcomeMessage or "No payout."
        if soundFunc then soundFunc() end
        return
    end

    message = outcomeMessage .. " Paying " .. amount .. " diamonds."
    if soundFunc then soundFunc() end

    local enough = pullDiamondsFromAboveUntil(amount)

    if enough then
        local ok, dropped = dropDiamondsDown(amount)

        if ok then
            message = outcomeMessage .. " Paid " .. dropped .. " diamonds below."
        else
            message = "Payout blocked! Dropped " .. dropped .. "/" .. amount
        end
    else
        local available = countDiamonds()
        local _, dropped = dropDiamondsDown(available)
        message = "HOUSE EMPTY! Paid only " .. dropped .. "/" .. amount .. "."
    end

    local after = countDiamonds()
    bankBase = after - unbetCredits

    if bankBase < 0 then
        bankBase = 0
    end

    saveBankBase()
end

local function houseKeepsBet()
    bankBase = bankBase + currentBet
    saveBankBase()
end

--------------------------------------------------
-- PLINKO LOGIC
--------------------------------------------------

local function calculatePayout(bet, multiplier)
    return math.floor(bet * multiplier)
end

local function startDrop()
    if dropping then return end

    if betAmount < MIN_BET then
        message = "Bet amount must be at least " .. MIN_BET .. "."
        soundLoss()
        return
    end

    if availableCredits() < betAmount then
        message = "Not enough credits. Need " .. betAmount .. " diamond(s)."
        soundLoss()
        return
    end

    currentBet = betAmount
    dropping = true
    chipRow = 0
    chipSlot = 5
    lastSlot = nil
    lastMultiplier = nil
    lastPayout = nil

    message = "Dropping chip..."
    drawAll()
    sleep(0.2)

    for row = 1, PLINKO_ROWS do
        chipRow = row

        local moveRight = math.random(0, 1) == 1

        if moveRight then
            chipSlot = chipSlot + 1
        else
            chipSlot = chipSlot - 1
        end

        chipSlot = clamp(chipSlot, 1, #SLOT_MULTIPLIERS)

        soundTick()
        drawAll()
        sleep(DROP_DELAY)
    end

    dropping = false

    local multiplier = SLOT_MULTIPLIERS[chipSlot] or 0
    local payout = calculatePayout(currentBet, multiplier)

    lastSlot = chipSlot
    lastMultiplier = multiplier
    lastPayout = payout

    if payout > 0 then
        local msg = "Landed on " .. formatMultiplier(multiplier) .. "!"
        if multiplier >= 5 then
            payPlayer(payout, msg, soundBigWin)
        else
            payPlayer(payout, msg, soundWin)
        end
    else
        houseKeepsBet()
        message = "Landed on 0x. You lose."
        soundLoss()
    end

    currentBet = 0
    drawAll()
end

--------------------------------------------------
-- DRAWING
--------------------------------------------------

local function resetHitBoxes()
    hitBoxes = {}
end

local function addHit(id, x, y, w, h)
    table.insert(hitBoxes, {
        id = id,
        x = x,
        y = y,
        w = w,
        h = h
    })
end

local function drawFrame()
    fillBox(1, 1, W, H, colors.green)
    fillBox(1, 1, W, 1, colors.black)
    centerText(1, 1, W, "PLINKO  |  DIAMOND CASINO", colors.lime, colors.black)
end

local function drawLeftInfoPanel()
    local x = 2
    local y = 3
    local w = 38
    local h = 15

    fillBox(x, y, w, h, colors.black)
    centerText(x, y, w, "GAME INFO", colors.yellow, colors.black)

    writeAt(x + 2, y + 2, "Credits: " .. money(availableCredits()), colors.lime, colors.black)
    writeAt(x + 2, y + 3, "Current Bet: " .. money(currentBet), colors.yellow, colors.black)
    writeAt(x + 2, y + 4, "Bet Amount: " .. money(betAmount), colors.orange, colors.black)
    writeAt(x + 2, y + 5, "Diamonds In Turtle: " .. money(countDiamonds()), colors.white, colors.black)
    writeAt(x + 2, y + 6, "House Bank Base: " .. money(bankBase), colors.lightGray, colors.black)

    if lastMultiplier then
        writeAt(x + 2, y + 8, "Last Slot: " .. tostring(lastSlot), colors.lightGray, colors.black)
        writeAt(x + 2, y + 9, "Last Multi: " .. formatMultiplier(lastMultiplier), colors.lightGray, colors.black)
        writeAt(x + 2, y + 10, "Last Payout: " .. money(lastPayout), colors.lightGray, colors.black)
    else
        writeAt(x + 2, y + 8, "Last Slot: --", colors.lightGray, colors.black)
        writeAt(x + 2, y + 9, "Last Multi: --", colors.lightGray, colors.black)
        writeAt(x + 2, y + 10, "Last Payout: --", colors.lightGray, colors.black)
    end

    fillBox(x + 1, y + 12, w - 2, 2, colors.gray)
    writeAt(x + 2, y + 12, string.sub(message, 1, w - 4), colors.white, colors.gray)
end

local function boardBounds()
    local leftEdge = 43
    local rightEdge = W - 2

    if leftEdge > rightEdge then
        leftEdge = 2
        rightEdge = W - 2
    end

    return leftEdge, rightEdge, rightEdge - leftEdge + 1
end

local function slotColor(multiplier)
    if multiplier == 0 then
        return colors.red, colors.white
    elseif multiplier == 1 then
        return colors.gray, colors.white
    elseif multiplier == 2 then
        return colors.yellow, colors.black
    elseif multiplier == 5 then
        return colors.lime, colors.black
    else
        return colors.orange, colors.black
    end
end

local function drawPlinkoBoard()
    local left, _, areaW = boardBounds()

    local boardW = math.min(areaW, 88)
    local boardX = left + math.floor((areaW - boardW) / 2)
    local boardY = 4
    local boardH = H - 18

    if boardH < 18 then
        boardH = 18
    end

    fillBox(boardX, boardY, boardW, boardH, colors.black)
    centerText(boardX, boardY, boardW, "DROP ZONE", colors.yellow, colors.black)

    local centerX = boardX + math.floor(boardW / 2)
    local pegStartY = boardY + 3
    local rowGapY = 2
    local pegGapX = 6

    for row = 1, PLINKO_ROWS do
        local pegs = row + 1
        local totalPegW = (pegs - 1) * pegGapX
        local startX = centerX - math.floor(totalPegW / 2)
        local y = pegStartY + (row - 1) * rowGapY

        for i = 1, pegs do
            local x = startX + (i - 1) * pegGapX
            writeAt(x, y, "*", colors.lightGray, colors.black)
        end
    end

    if dropping then
        local y = pegStartY + math.max(0, chipRow - 1) * rowGapY - 1
        local slotCount = #SLOT_MULTIPLIERS
        local slotAreaW = math.min(boardW - 4, slotCount * 9)
        local slotStartX = boardX + math.floor((boardW - slotAreaW) / 2)
        local slotW = math.floor(slotAreaW / slotCount)
        local x = slotStartX + (chipSlot - 1) * slotW + math.floor(slotW / 2)

        writeAt(x, y, "O", colors.yellow, colors.black)
    end

    local slotCount = #SLOT_MULTIPLIERS
    local slotAreaW = math.min(boardW - 4, slotCount * 9)
    local slotStartX = boardX + math.floor((boardW - slotAreaW) / 2)
    local slotW = math.floor(slotAreaW / slotCount)
    local slotY = boardY + boardH - 4

    centerText(boardX, slotY - 2, boardW, "MULTIPLIERS", colors.white, colors.black)

    for i, mult in ipairs(SLOT_MULTIPLIERS) do
        local x = slotStartX + (i - 1) * slotW
        local bg, fg = slotColor(mult)

        if lastSlot == i then
            bg = colors.purple
            fg = colors.white
        end

        drawButton(x, slotY, slotW - 1, 3, formatMultiplier(mult), bg, fg)
    end
end

local function drawActionRow()
    local y = H - 13
    local h = 3
    local gap = 2
    local btnW = 22

    local buttons = {
        {"DROP", "DROP CHIP", colors.lime, colors.black},
        {"EXIT_MENU", "MENU", colors.gray, colors.white}
    }

    local totalW = #buttons * btnW + (#buttons - 1) * gap
    local x = math.floor((W - totalW) / 2)

    for i, b in ipairs(buttons) do
        local id, label, bg, fg = b[1], b[2], b[3], b[4]
        local bx = x + (i - 1) * (btnW + gap)
        drawButton(bx, y, btnW, h, label, bg, fg)
        addHit(id, bx, y, btnW, h)
    end
end

local function drawBottomBetControls()
    local panelW = math.min(W - 6, 124)
    local x = math.floor((W - panelW) / 2)
    local y = H - 9
    local panelH = 8

    fillBox(x, y, panelW, panelH, colors.black)
    centerText(x, y, panelW, "BET CONTROLS  |  CURRENT BET AMOUNT: " .. betAmount, colors.yellow, colors.black)

    local gap = 1
    local smallW = math.floor((panelW - 4 - gap * 2) / 3)

    drawButton(x + 1, y + 1, smallW, 2, "+1", colors.lime, colors.black)
    addHit("BETAMT:+1", x + 1, y + 1, smallW, 2)

    drawButton(x + 1 + smallW + gap, y + 1, smallW, 2, "+5", colors.lime, colors.black)
    addHit("BETAMT:+5", x + 1 + smallW + gap, y + 1, smallW, 2)

    drawButton(x + 1 + (smallW + gap) * 2, y + 1, smallW, 2, "+10", colors.lime, colors.black)
    addHit("BETAMT:+10", x + 1 + (smallW + gap) * 2, y + 1, smallW, 2)

    drawButton(x + 1, y + 3, smallW, 2, "-1", colors.orange, colors.black)
    addHit("BETAMT:-1", x + 1, y + 3, smallW, 2)

    drawButton(x + 1 + smallW + gap, y + 3, smallW, 2, "-5", colors.orange, colors.black)
    addHit("BETAMT:-5", x + 1 + smallW + gap, y + 3, smallW, 2)

    drawButton(x + 1 + (smallW + gap) * 2, y + 3, smallW, 2, "-10", colors.orange, colors.black)
    addHit("BETAMT:-10", x + 1 + (smallW + gap) * 2, y + 3, smallW, 2)

    local halfW = math.floor((panelW - 3) / 2)

    drawButton(x + 1, y + 5, halfW, 3, "RESET AMT", colors.gray, colors.white)
    addHit("BETAMT:RESET", x + 1, y + 5, halfW, 3)

    drawButton(x + 2 + halfW, y + 5, halfW, 3, "CASH OUT", colors.yellow, colors.black)
    addHit("ACTION:CASHOUT", x + 2 + halfW, y + 5, halfW, 3)
end

local function drawConfirmScreen()
    resetHitBoxes()
    fillBox(1, 1, W, H, colors.black)

    if confirmMode == "exit" then
        centerText(1, 4, W, "CONFIRM RETURN TO GAME MENU", colors.yellow, colors.black)

        if dropping then
            centerText(1, 7, W, "A chip is currently dropping.", colors.white, colors.black)
            centerText(1, 9, W, "Leaving will cancel the drop and clear the bet back to credits.", colors.lightGray, colors.black)
        elseif currentBet > 0 then
            centerText(1, 7, W, "You have a " .. currentBet .. " diamond bet staged.", colors.white, colors.black)
            centerText(1, 9, W, "Leaving will clear that bet back into your credits.", colors.lightGray, colors.black)
        end

        centerText(1, 11, W, "No diamonds will be paid out or removed.", colors.lightGray, colors.black)

    elseif confirmMode == "cashout" then
        centerText(1, 4, W, "CONFIRM CASH OUT", colors.yellow, colors.black)

        if dropping then
            centerText(1, 7, W, "A chip is currently dropping.", colors.white, colors.black)
            centerText(1, 9, W, "Cash out will cancel the drop and clear the bet back to credits.", colors.lightGray, colors.black)
        elseif currentBet > 0 then
            centerText(1, 7, W, "You have a " .. currentBet .. " diamond bet staged.", colors.white, colors.black)
            centerText(1, 9, W, "Cash out will clear the bet back into credits first.", colors.lightGray, colors.black)
        end

        centerText(1, 11, W, "Then all player credits will drop below the turtle.", colors.lightGray, colors.black)
    end

    local btnW = 32
    local btnH = 5
    local gap = 6
    local totalW = btnW * 2 + gap
    local startX = math.floor((W - totalW) / 2)
    local y = 16

    drawButton(startX, y, btnW, btnH, "CANCEL", colors.lime, colors.black)
    addHit("CONFIRM_CANCEL", startX, y, btnW, btnH)

    if confirmMode == "exit" then
        drawButton(startX + btnW + gap, y, btnW, btnH, "MENU - CLEAR BET", colors.red, colors.white)
        addHit("CONFIRM_YES", startX + btnW + gap, y, btnW, btnH)
    elseif confirmMode == "cashout" then
        drawButton(startX + btnW + gap, y, btnW, btnH, "CASH OUT ALL", colors.yellow, colors.black)
        addHit("CONFIRM_YES", startX + btnW + gap, y, btnW, btnH)
    end
end

drawAll = function()
    if confirmMode then
        drawConfirmScreen()
        return
    end

    resetHitBoxes()
    drawFrame()
    drawLeftInfoPanel()
    drawPlinkoBoard()
    drawActionRow()
    drawBottomBetControls()
end

--------------------------------------------------
-- INPUT
--------------------------------------------------

local function handleConfirmTouch(x, y)
    for _, box in ipairs(hitBoxes) do
        if inBox(x, y, box) then
            if box.id == "CONFIRM_CANCEL" then
                confirmMode = nil
                message = "Action cancelled."
                soundClick()
                drawAll()
                return true

            elseif box.id == "CONFIRM_YES" then
                if confirmMode == "exit" then
                    resetRoundForExitOrCashout()
                    confirmMode = nil
                    saveBankBase()
                    exitToMenuNow()
                    return true

                elseif confirmMode == "cashout" then
                    resetRoundForExitOrCashout()
                    confirmMode = nil
                    saveBankBase()
                    cashOutCredits()
                    drawAll()
                    return true
                end
            end
        end
    end

    return false
end

local function handleTouch(x, y)
    if confirmMode then
        handleConfirmTouch(x, y)
        return
    end

    if dropping then
        return
    end

    for _, box in ipairs(hitBoxes) do
        if inBox(x, y, box) then
            local id = box.id

            if id == "BETAMT:+1" then
                changeBetAmount(1)
            elseif id == "BETAMT:+5" then
                changeBetAmount(5)
            elseif id == "BETAMT:+10" then
                changeBetAmount(10)
            elseif id == "BETAMT:-1" then
                changeBetAmount(-1)
            elseif id == "BETAMT:-5" then
                changeBetAmount(-5)
            elseif id == "BETAMT:-10" then
                changeBetAmount(-10)
            elseif id == "BETAMT:RESET" then
                resetBetAmount()
            elseif id == "DROP" then
                startDrop()
            elseif id == "ACTION:CASHOUT" then
                requestCashOut()
            elseif id == "EXIT_MENU" then
                requestExit()
            end

            drawAll()
            return
        end
    end
end

--------------------------------------------------
-- STARTUP
--------------------------------------------------

drawAll()

while true do
    local e, side, x, y = os.pullEvent()

    if e == "monitor_touch" then
        handleTouch(x, y)
    elseif e == "peripheral" or e == "peripheral_detach" then
        drawAll()
    end
end