ae2-crafting-monitor

-- AE2 Monitor Deluxe Edition with Sidebar Tabs
-- By ChatGPT

-- Find peripherals
local monitor = peripheral.find("monitor")
local me = peripheral.find("meBridge")

if not monitor then error("No monitor connected!") end
if not me then error("No ME Bridge connected!") end

-- SETTINGS
monitor.setTextScale(0.5)
local w, h = monitor.getSize()
local sidebarWidth = 15
local itemsPerPage = h - 8
local pageCrafting = 1
local pageStorage = 1
local pageAutoCrafting = 1
local pageDisks = 1
local activeTab = "crafting"
local blinkState = true

-- COLORS
local bgColor = colors.white
local textColor = colors.black
local tabActive = colors.lightBlue
local tabInactive = colors.gray
local footerColor = colors.lightGray
local busyColor = colors.blue
local overloadedColor = colors.red
local idleColor = colors.green

-- UTILITIES
local function centerText(text, x, y, textCol, bgCol)
    monitor.setCursorPos(x, y)
    monitor.setTextColor(textCol or textColor)
    monitor.setBackgroundColor(bgCol or bgColor)
    monitor.write(text)
end

local function drawBlock(x1, y1, x2, y2, bg)
    monitor.setBackgroundColor(bg)
    for y = y1, y2 do
        monitor.setCursorPos(x1, y)
        monitor.write(string.rep(" ", x2 - x1 + 1))
    end
end

local function drawSidebar()
    drawBlock(1, 1, sidebarWidth, h, footerColor)

    local tabs = {
        {name = "crafting", label = "Crafting", y = 2},
        {name = "storage", label = "Storage", y = 4},
        {name = "autocrafting", label = "AutoCraft", y = 6},
        {name = "disks", label = "Disks", y = 8},
        {name = "energy", label = "Energy", y = 10}
    }

    for _, tab in ipairs(tabs) do
        local bg = (activeTab == tab.name) and tabActive or tabInactive
        drawBlock(1, tab.y, sidebarWidth, tab.y + 1, bg)
        centerText(tab.label, 2, tab.y, colors.white, bg)
    end
end

local function drawButton(x1, x2, label, enabled)
    monitor.setBackgroundColor(enabled and colors.lightBlue or colors.gray)
    local mid = math.floor((x1 + x2) / 2) - math.floor(#label / 2)
    monitor.setCursorPos(mid, h)
    monitor.setTextColor(colors.black)
    monitor.write(label)
end

local function drawProgressBar(x, y, width, percentage, fgColor, bgColor)
    local fillWidth = math.floor(width * percentage + 0.5)
    monitor.setCursorPos(x, y)
    monitor.setBackgroundColor(fgColor)
    monitor.write(string.rep(" ", fillWidth))
    monitor.setBackgroundColor(bgColor)
    monitor.write(string.rep(" ", width - fillWidth))
end

-- ========== TAB CONTENTS ========== --

local function drawCraftingTab()
    monitor.setBackgroundColor(bgColor)
    monitor.clear()
    drawSidebar()
    centerText("Ongoing Crafting Jobs", sidebarWidth + 2, 2, textColor, bgColor)

    local cpus = me.getCraftingCPUs() or {}
    local totalPages = math.max(1, math.ceil(#cpus / itemsPerPage))
    pageCrafting = math.min(pageCrafting, totalPages)

    local startIdx = (pageCrafting - 1) * itemsPerPage + 1
    local endIdx = math.min(#cpus, startIdx + itemsPerPage - 1)

    local y = 4
    for idx = startIdx, endIdx do
        local cpu = cpus[idx]
        if cpu then
            local name = cpu.name or ("CPU #" .. idx)
            if name == "" then name = "Unnamed CPU" end
            local busy = cpu.isBusy

            local cpuColor = idleColor
            if busy then
                cpuColor = blinkState and busyColor or overloadedColor
            end

            drawBlock(sidebarWidth + 1, y, w - 1, y + 2, footerColor)
            monitor.setCursorPos(sidebarWidth + 2, y + 1)
            monitor.setTextColor(textColor)
            monitor.write(name:sub(1, w - sidebarWidth - 10))

            -- CPU usage
            monitor.setCursorPos(w - 13, y + 1)
            drawProgressBar(w - 13, y + 1, 10, busy and 0.6 or 0.1, cpuColor, colors.gray)

            y = y + 4
        end
    end
end

local function drawStorageTab()
    monitor.setBackgroundColor(bgColor)
    monitor.clear()
    drawSidebar()
    centerText("Storage Overview", sidebarWidth + 2, 2, textColor, bgColor)

    local storage = me.listItems() or {}
    table.sort(storage, function(a, b) return (a.amount or 0) > (b.amount or 0) end)

    local totalPages = math.max(1, math.ceil(#storage / itemsPerPage))
    pageStorage = math.min(pageStorage, totalPages)

    local startIdx = (pageStorage - 1) * itemsPerPage + 1
    local endIdx = math.min(#storage, startIdx + itemsPerPage - 1)

    local y = 4
    for idx = startIdx, endIdx do
        local item = storage[idx]
        if item then
            local name = item.displayName or "Unknown"
            local amount = item.amount or 0

            monitor.setCursorPos(sidebarWidth + 2, y)
            monitor.setTextColor(textColor)
            monitor.write(name:sub(1, w - sidebarWidth - 12))

            monitor.setCursorPos(w - 10, y)
            monitor.write("x" .. amount)

            y = y + 1
        end
    end
end

local function drawAutoCraftingTab()
    monitor.setBackgroundColor(bgColor)
    monitor.clear()
    drawSidebar()
    centerText("AutoCrafting Plan", sidebarWidth + 2, 2, textColor, bgColor)

    local tasks = me.getCraftingTasks() or {}

    local y = 4
    for idx, task in ipairs(tasks) do
        if y > h then break end
        local name = task.name or "Unnamed"
        monitor.setCursorPos(sidebarWidth + 2, y)
        monitor.setTextColor(textColor)
        monitor.write(name:sub(1, w - sidebarWidth - 2))
        y = y + 1
    end
end

local function drawDisksTab()
    monitor.setBackgroundColor(bgColor)
    monitor.clear()
    drawSidebar()
    centerText("Disks Overview", sidebarWidth + 2, 2, textColor, bgColor)

    local disks = me.listStorages() or {}

    local y = 4
    for idx, disk in ipairs(disks) do
        if y > h then break end
        local used = disk.getUsedSpace() or 0
        local total = disk.getMaxSize() or 1
        local percent = used / total

        monitor.setCursorPos(sidebarWidth + 2, y)
        monitor.setTextColor(textColor)
        monitor.write(string.format("Disk %d: %d%%", idx, math.floor(percent * 100)))
        drawProgressBar(w - 15, y, 10, percent, colors.green, colors.gray)

        y = y + 1
    end
end

-- ========== DRAW CURRENT TAB ========== --

local function drawCurrentTab()
    if activeTab == "crafting" then
        drawCraftingTab()
    elseif activeTab == "storage" then
        drawStorageTab()
    elseif activeTab == "autocrafting" then
        drawAutoCraftingTab()
    elseif activeTab == "disks" then
        drawDisksTab()
    end
end

-- ========== MAIN LOOP ========== --

local function handleTouch(x, y)
    if x <= sidebarWidth then
        if y >= 2 and y <= 3 then activeTab = "crafting"
        elseif y >= 4 and y <= 5 then activeTab = "storage"
        elseif y >= 6 and y <= 7 then activeTab = "autocrafting"
        elseif y >= 8 and y <= 9 then activeTab = "disks"
        elseif y >= 10 and y <= 11 then activeTab = "energy"
        end
    end
end

while true do
    drawCurrentTab()

    blinkState = not blinkState
    local event, side, x, y = os.pullEvent()

    if event == "monitor_touch" then
        handleTouch(x, y)
    end
end