ae2_display.lua

-- AE2 Stockpile Manager - Display Module

local display = {}

-- Private variables
local monitor = nil

-- Helper function for formatted printing
local function printf(format, ...)
    print(string.format(format, ...))
end

-- Draw a colored progress bar
local function drawProgressBar(monitor, x, y, width, current, target, threshold)
    monitor.setCursorPos(x, y)

    local percentage = math.min(current / target, 1.0)
    local filledWidth = math.floor(percentage * width)

    -- Choose color based on status
    local barColor = colors.red
    if current >= target then
        barColor = colors.lime
    elseif current >= threshold then
        barColor = colors.yellow
    end

    -- Draw filled portion
    monitor.setBackgroundColor(barColor)
    monitor.setTextColor(colors.white)
    for i = 1, filledWidth do
        monitor.write(" ")
    end

    -- Draw empty portion
    monitor.setBackgroundColor(colors.gray)
    monitor.setTextColor(colors.white)
    for i = filledWidth + 1, width do
        monitor.write(" ")
    end

    -- Reset background
    monitor.setBackgroundColor(colors.black)
end

-- Initialize monitor/display
function display.initialize()
    local foundMonitor = peripheral.find("monitor")
    if foundMonitor then
        monitor = foundMonitor
        monitor.clear()
        monitor.setTextScale(0.5)
        print("Monitor connected")
        return true
    else
        print("No monitor found (optional)")
        return false
    end
end

-- Check if monitor is available
function display.hasMonitor()
    return monitor ~= nil
end

-- Update monitor display
function display.update(settings, currentCraftingJobs, running, quantities, systemStatus)
    if not monitor then return end

    monitor.clear()
    monitor.setCursorPos(1, 1)
    monitor.setBackgroundColor(colors.black)

    -- Header with gradient effect
    monitor.setTextColor(colors.cyan)
    monitor.write("AE2 Stockpile Manager")
    monitor.setCursorPos(1, 2)
    monitor.setTextColor(colors.lightBlue)
    monitor.write("Last Update: " .. os.date("%H:%M:%S"))

    local line = 4

    -- System Status Section
    monitor.setCursorPos(1, line)
    monitor.setTextColor(colors.orange)
    monitor.write("SYSTEM STATUS")
    line = line + 1

    monitor.setCursorPos(1, line)
    if systemStatus == "online" then
        monitor.setTextColor(colors.lime)
        monitor.write("[ONLINE] ME Bridge Active")
    elseif systemStatus == "test" then
        monitor.setTextColor(colors.yellow)
        monitor.write("[TEST] Simulation Mode")
    else
        monitor.setTextColor(colors.red)
        monitor.write("[OFFLINE] No Connection")
    end
    line = line + 2

    -- Current Crafting Jobs Section
    monitor.setCursorPos(1, line)
    monitor.setTextColor(colors.orange)
    monitor.write("ACTIVE CRAFTING JOBS")
    line = line + 1

    if #currentCraftingJobs > 0 then
        for i, job in ipairs(currentCraftingJobs) do
            if line <= 12 then -- Leave more room for items
                monitor.setCursorPos(1, line)
                monitor.setTextColor(colors.cyan)
                monitor.write("> ")
                monitor.setTextColor(colors.white)
                local itemName = job.item:gsub("minecraft:", ""):gsub("_", " ")
                monitor.write(job.amount .. "x " .. itemName)
                line = line + 1
            end
        end
    else
        monitor.setCursorPos(1, line)
        monitor.setTextColor(colors.gray)
        monitor.write("No active jobs")
        line = line + 1
    end
    line = line + 1

    -- Monitored Items Section
    monitor.setCursorPos(1, line)
    monitor.setTextColor(colors.orange)
    monitor.write("MONITORED ITEMS")
    line = line + 1

    if #settings > 0 then
        local maxY = select(2, monitor.getSize())

        for i, itemConfig in ipairs(settings) do
            if line <= maxY - 2 then -- Leave room for footer
                local currentAmount = quantities[itemConfig.item] or 0
                local itemName = itemConfig.item:gsub("minecraft:", ""):gsub("_", " ")

                monitor.setCursorPos(1, line)

                -- Status indicator
                if currentAmount >= itemConfig.target then
                    monitor.setTextColor(colors.lime)
                    monitor.write("[OK] ")
                elseif currentAmount >= itemConfig.threshold then
                    monitor.setTextColor(colors.yellow)
                    monitor.write("[LOW]")
                else
                    monitor.setTextColor(colors.red)
                    monitor.write("[OUT]")
                end

                -- Item name (longer names)
                monitor.setTextColor(colors.white)
                monitor.write(" " .. itemName:sub(1, 18))

                -- Numbers
                monitor.setCursorPos(25, line)
                monitor.setTextColor(colors.lightBlue)
                monitor.write(string.format("%d/%d", currentAmount, itemConfig.target))

                -- Progress bar
                if line + 1 <= maxY - 2 then
                    drawProgressBar(monitor, 1, line + 1, 30, currentAmount, itemConfig.target, itemConfig.threshold)
                    line = line + 2
                else
                    line = line + 1
                end
            end
        end
    else
        monitor.setCursorPos(1, line)
        monitor.setTextColor(colors.gray)
        monitor.write("No items configured")
    end

    -- Footer with padding
    local maxY = select(2, monitor.getSize())
    monitor.setCursorPos(1, maxY - 1)  -- Added padding-top
    monitor.setTextColor(colors.white)
    monitor.setBackgroundColor(running and colors.green or colors.gray)
    monitor.write(running and " MONITORING " or "   IDLE    ")
    monitor.setBackgroundColor(colors.black)
end

-- Show shutdown message on monitor
function display.showShutdown()
    if not monitor then return end

    monitor.clear()
    monitor.setCursorPos(1, 1)
    monitor.setTextColor(colors.red)
    monitor.write("AE2 Stockpile Manager")
    monitor.setCursorPos(1, 2)
    monitor.setTextColor(colors.white)
    monitor.write("Program Stopped")
end

return display