Claude Code transcript - page 4/6

fix Update error: Network access must be requested from playdate.update()

Thinking

The user is getting an error about network access needing to be requested from playdate.update(). Looking at the Playdate API docs:

playdate.network.http.new(server, [port], [usessl], [reason])
...Since the system uses a coroutine yield() to show the dialog to request access (if not already given), it cannot be called at load time or from an input handler or other system callback.

So the issue is that I'm calling NetworkSync.downloadSchedule() in the setup() function, which runs at load time - not from within playdate.update().

The fix is to defer the network request to happen during the update loop. I can use a flag to trigger the download on the first update cycle instead of during setup.

The network request can't be made at load time - it needs to happen from within playdate.update(). I'll add a deferred initialization pattern:

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
-- Local constants
local gfx <const> = playdate.graphics

-- Loading state message
local loadingMessage = "Loading..."
+
-- Local constants
local gfx <const> = playdate.graphics

-- Loading state message
local loadingMessage = "Loading..."

-- Deferred initialization flag (network requests must happen from playdate.update)
local needsInitialization = true
local initializationStarted = false
The file /home/nemo/projects/personal/fosdem-playdate/source/main.lua has been updated successfully.
Thinking

Now I need to modify the setup function to not make network requests, and add a deferred initialization that runs from playdate.update().

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
-- Application setup
local function setup()
    -- Validate timezone
    if not isValidTimezone() then
        State.currentState = State.TIMEZONE_ERROR
        print("Invalid timezone detected")
        return
    end

    -- Setup system menu
    setupSystemMenu()

    -- Load or download schedule
    if NetworkSync.scheduleExists() then
        loadingMessage = "Loading schedule..."
        -- Use a timer to allow the loading screen to draw first
        playdate.timer.performAfterDelay(100, function()
            loadSchedule()
        end)
    else
        loadingMessage = "Downloading schedule..."
        NetworkSync.downloadSchedule(function(success, error)
            if success then
                loadSchedule()
            else
                loadingMessage = "Download failed:\n" .. (error or "Unknown error")
                print("Failed to download schedule: " .. (error or "unknown"))
            end
        end)
    end
end
+
-- Application setup (called at load time - no network requests allowed here)
local function setup()
    -- Validate timezone
    if not isValidTimezone() then
        State.currentState = State.TIMEZONE_ERROR
        needsInitialization = false
        print("Invalid timezone detected")
        return
    end

    -- Setup system menu
    setupSystemMenu()

    -- Mark that we need to initialize (will happen in first update cycle)
    needsInitialization = true
    State.currentState = State.LOADING
    loadingMessage = "Loading..."
end

-- Deferred initialization (called from playdate.update - network requests allowed)
local function deferredInit()
    if initializationStarted then
        return
    end
    initializationStarted = true

    if NetworkSync.scheduleExists() then
        loadingMessage = "Loading schedule..."
        -- Use a timer to allow the loading screen to draw first
        playdate.timer.performAfterDelay(100, function()
            loadSchedule()
        end)
    else
        loadingMessage = "Downloading schedule..."
        NetworkSync.downloadSchedule(function(success, error)
            if success then
                loadSchedule()
            else
                loadingMessage = "Download failed:\n" .. (error or "Unknown error")
                print("Failed to download schedule: " .. (error or "unknown"))
            end
        end)
    end
end
The file /home/nemo/projects/personal/fosdem-playdate/source/main.lua has been updated successfully.
Thinking

Now I need to update the playdate.update() function to call deferredInit() when needed.

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
-- Main update loop
function playdate.update()
    -- Handle different states
    if State.currentState == State.TIMEZONE_ERROR then
        WarningScreen.draw()
    elseif State.currentState == State.LOADING then
        drawLoadingScreen()
    elseif State.currentState == State.SCHEDULE_VIEW then
+
-- Main update loop
function playdate.update()
    -- Run deferred initialization if needed (network requests must happen here)
    if needsInitialization and not initializationStarted then
        deferredInit()
    end

    -- Handle different states
    if State.currentState == State.TIMEZONE_ERROR then
        WarningScreen.draw()
    elseif State.currentState == State.LOADING then
        drawLoadingScreen()
    elseif State.currentState == State.SCHEDULE_VIEW then
The file /home/nemo/projects/personal/fosdem-playdate/source/main.lua has been updated successfully.
Thinking

I should also update the "Refresh Schedule" menu item callback to handle this properly. When clicking refresh from the system menu, we're also in a callback context. Let me check that code.

Actually, looking at the API docs again:

playdate.menu:addMenuItem(title, callback)
...When this menu item is selected, the OS will:
    Hide the System Menu.
    Invoke your callback function.
    Unpause your game and call playdate.gameWillResume.

The callback is invoked after the system menu is hidden, and then the game resumes with playdate.update() being called. So this should be okay since we're setting state and the actual network call could happen later.

But wait, looking at my code for the Refresh Schedule menu item:

menu:addMenuItem("Refresh Schedule", function()
    State.currentState = State.LOADING
    loadingMessage = "Downloading..."
    NetworkSync.downloadSchedule(function(success, error)
        ...
    end)
end)

This directly calls NetworkSync.downloadSchedule() from the menu callback, which might also have the same issue. Let me fix that to use a deferred pattern as well.

I should also fix the "Refresh Schedule" menu item - it has the same issue:

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
-- Deferred initialization flag (network requests must happen from playdate.update)
local needsInitialization = true
local initializationStarted = false
+
-- Deferred initialization flags (network requests must happen from playdate.update)
local needsInitialization = true
local initializationStarted = false
local needsRefresh = false
The file /home/nemo/projects/personal/fosdem-playdate/source/main.lua has been updated successfully.
Thinking

Now I need to update the menu item to just set the flag, and update the playdate.update() to handle the refresh request.

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
    menu:addMenuItem("Refresh Schedule", function()
        State.currentState = State.LOADING
        loadingMessage = "Downloading..."
        NetworkSync.downloadSchedule(function(success, error)
            if success then
                loadSchedule()
            else
                loadingMessage = "Download failed:\n" .. (error or "Unknown error")
            end
        end)
    end)
+
    menu:addMenuItem("Refresh Schedule", function()
        -- Set flag to trigger download in next update cycle
        needsRefresh = true
        State.currentState = State.LOADING
        loadingMessage = "Downloading..."
    end)
<tool_use_error>String to replace not found in file.
String:     menu:addMenuItem("Refresh Schedule", function()
        State.currentState = State.LOADING
        loadingMessage = "Downloading..."
        NetworkSync.downloadSchedule(function(success, error)
            if success then
                loadSchedule()
            else
                loadingMessage = "Download failed:\n" .. (error or "Unknown error")
            end
        end)
    end)</tool_use_error>
Thinking

Let me read the current file to see what the exact string looks like.

Read
{
  "file_path": "/home/nemo/projects/personal/fosdem-playdate/source/main.lua"
}
     1→-- FOSDEM 2026 Playdate Schedule Reader
     2→-- Main entry point
     3→
     4→-- Import CoreLibs
     5→import "CoreLibs/object"
     6→import "CoreLibs/graphics"
     7→import "CoreLibs/ui"
     8→import "CoreLibs/timer"
     9→import "CoreLibs/nineslice"
    10→import "CoreLibs/qrcode"
    11→
    12→-- Import application modules
    13→import "config"
    14→import "utils/dateUtils"
    15→import "utils/timeUtils"
    16→import "data/persistence"
    17→import "data/eventStore"
    18→import "data/icsParser"
    19→import "data/networkSync"
    20→import "state"
    21→import "ui/warningScreen"
    22→import "ui/scheduleView"
    23→import "ui/qrOverlay"
    24→import "ui/devroomsFilter"
    25→import "input/inputHandlers"
    26→
    27→-- Local constants
    28→local gfx <const> = playdate.graphics
    29→
    30→-- Loading state message
    31→local loadingMessage = "Loading..."
    32→
    33→-- Deferred initialization flags (network requests must happen from playdate.update)
    34→local needsInitialization = true
    35→local initializationStarted = false
    36→local needsRefresh = false
    37→
    38→-- Setup System Menu
    39→local function setupSystemMenu()
    40→    local menu = playdate.getSystemMenu()
    41→
    42→    menu:addMenuItem("Refresh Schedule", function()
    43→        State.currentState = State.LOADING
    44→        loadingMessage = "Downloading..."
    45→        NetworkSync.downloadSchedule(function(success, error)
    46→            if success then
    47→                loadSchedule()
    48→            else
    49→                loadingMessage = "Download failed:\n" .. (error or "Unknown error")
    50→                -- Stay in loading state to show error
    51→            end
    52→        end)
    53→    end)
    54→
    55→    menu:addMenuItem("Devrooms", function()
    56→        if State.currentState == State.SCHEDULE_VIEW then
    57→            State.currentState = State.DEVROOMS_VIEW
    58→            DevroomsFilter.show()
    59→            playdate.inputHandlers.push(InputHandlers.devroomsHandlers)
    60→        end
    61→    end)
    62→end
    63→
    64→-- Load and parse the schedule
    65→function loadSchedule()
    66→    loadingMessage = "Parsing schedule..."
    67→
    68→    local events, error = parseICSFile(Config.ICS_FILE_PATH)
    69→
    70→    if not events then
    71→        loadingMessage = "Parse error:\n" .. (error or "Unknown error")
    72→        print("Failed to parse ICS file: " .. (error or "unknown"))
    73→        return
    74→    end
    75→
    76→    if #events == 0 then
    77→        loadingMessage = "No events found in schedule"
    78→        return
    79→    end
    80→
    81→    -- Initialize event store
    82→    EventStore.init(events)
    83→
    84→    -- Initialize state
    85→    State.init()
    86→
    87→    -- Initialize UI components
    88→    ScheduleView.init()
    89→    DevroomsFilter.init()
    90→
    91→    -- Set initial category to Main Track
    92→    State.setToMainTrack()
    93→
    94→    -- Switch to schedule view
    95→    State.currentState = State.SCHEDULE_VIEW
    96→    playdate.inputHandlers.push(InputHandlers.scheduleHandlers)
    97→
    98→    print("Schedule loaded successfully!")
    99→end
   100→
   101→-- Application setup (called at load time - no network requests allowed here)
   102→local function setup()
   103→    -- Validate timezone
   104→    if not isValidTimezone() then
   105→        State.currentState = State.TIMEZONE_ERROR
   106→        needsInitialization = false
   107→        print("Invalid timezone detected")
   108→        return
   109→    end
   110→
   111→    -- Setup system menu
   112→    setupSystemMenu()
   113→
   114→    -- Mark that we need to initialize (will happen in first update cycle)
   115→    needsInitialization = true
   116→    State.currentState = State.LOADING
   117→    loadingMessage = "Loading..."
   118→end
   119→
   120→-- Deferred initialization (called from playdate.update - network requests allowed)
   121→local function deferredInit()
   122→    if initializationStarted then
   123→        return
   124→    end
   125→    initializationStarted = true
   126→
   127→    if NetworkSync.scheduleExists() then
   128→        loadingMessage = "Loading schedule..."
   129→        -- Use a timer to allow the loading screen to draw first
   130→        playdate.timer.performAfterDelay(100, function()
   131→            loadSchedule()
   132→        end)
   133→    else
   134→        loadingMessage = "Downloading schedule..."
   135→        NetworkSync.downloadSchedule(function(success, error)
   136→            if success then
   137→                loadSchedule()
   138→            else
   139→                loadingMessage = "Download failed:\n" .. (error or "Unknown error")
   140→                print("Failed to download schedule: " .. (error or "unknown"))
   141→            end
   142→        end)
   143→    end
   144→end
   145→
   146→-- Draw loading screen
   147→local function drawLoadingScreen()
   148→    gfx.clear(gfx.kColorWhite)
   149→
   150→    -- Draw title
   151→    gfx.drawTextAligned("*FOSDEM Schedule*", 200, 80, kTextAlignment.center)
   152→
   153→    -- Draw loading message
   154→    gfx.drawTextAligned(loadingMessage, 200, 120, kTextAlignment.center)
   155→
   156→    -- Draw simple spinner animation
   157→    local frame = math.floor(playdate.getCurrentTimeMilliseconds() / 200) % 4
   158→    local spinnerChars = { "|", "/", "-", "\\" }
   159→    gfx.drawTextAligned(spinnerChars[frame + 1], 200, 150, kTextAlignment.center)
   160→end
   161→
   162→-- Main update loop
   163→function playdate.update()
   164→    -- Run deferred initialization if needed (network requests must happen here)
   165→    if needsInitialization and not initializationStarted then
   166→        deferredInit()
   167→    end
   168→
   169→    -- Handle different states
   170→    if State.currentState == State.TIMEZONE_ERROR then
   171→        WarningScreen.draw()
   172→    elseif State.currentState == State.LOADING then
   173→        drawLoadingScreen()
   174→    elseif State.currentState == State.SCHEDULE_VIEW then
   175→        gfx.clear(gfx.kColorWhite)
   176→        ScheduleView.draw()
   177→    elseif State.currentState == State.QR_VIEW then
   178→        gfx.clear(gfx.kColorWhite)
   179→        ScheduleView.draw()  -- Draw schedule in background
   180→        QROverlay.draw()     -- Draw overlay on top
   181→    elseif State.currentState == State.DEVROOMS_VIEW then
   182→        DevroomsFilter.draw()
   183→    end
   184→
   185→    -- Required for gridview animations, QR code generation, and timers
   186→    playdate.timer.updateTimers()
   187→end
   188→
   189→-- Lifecycle callbacks
   190→function playdate.gameWillTerminate()
   191→    Persistence.saveHiddenCategories(State.hiddenCategories)
   192→end
   193→
   194→function playdate.deviceWillSleep()
   195→    Persistence.saveHiddenCategories(State.hiddenCategories)
   196→end
   197→
   198→function playdate.deviceWillLock()
   199→    Persistence.saveHiddenCategories(State.hiddenCategories)
   200→end
   201→
   202→-- Start the application
   203→setup()
   204→

<system-reminder>
Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.
</system-reminder>
Thinking

Now I can see the exact content. Let me fix both the menu item and add handling for the refresh in the update loop.

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
    menu:addMenuItem("Refresh Schedule", function()
        State.currentState = State.LOADING
        loadingMessage = "Downloading..."
        NetworkSync.downloadSchedule(function(success, error)
            if success then
                loadSchedule()
            else
                loadingMessage = "Download failed:\n" .. (error or "Unknown error")
                -- Stay in loading state to show error
            end
        end)
    end)
+
    menu:addMenuItem("Refresh Schedule", function()
        -- Set flag to trigger download in next update cycle
        -- (network requests must happen from playdate.update)
        needsRefresh = true
        State.currentState = State.LOADING
        loadingMessage = "Downloading..."
    end)
The file /home/nemo/projects/personal/fosdem-playdate/source/main.lua has been updated successfully.
Thinking

Now I need to add the handling for needsRefresh in the playdate.update function.

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
-- Main update loop
function playdate.update()
    -- Run deferred initialization if needed (network requests must happen here)
    if needsInitialization and not initializationStarted then
        deferredInit()
    end
+
-- Main update loop
function playdate.update()
    -- Run deferred initialization if needed (network requests must happen here)
    if needsInitialization and not initializationStarted then
        deferredInit()
    end

    -- Handle deferred refresh request
    if needsRefresh then
        needsRefresh = false
        NetworkSync.downloadSchedule(function(success, error)
            if success then
                loadSchedule()
            else
                loadingMessage = "Download failed:\n" .. (error or "Unknown error")
            end
        end)
    end
The file /home/nemo/projects/personal/fosdem-playdate/source/main.lua has been updated successfully.
Thinking

Good. Now the network requests happen from within playdate.update() where they're allowed. The setup() function just sets flags, and the actual network calls are made during the update loop.

Fixed. Network requests now happen from within playdate.update():

  1. setup() just sets flags (needsInitialization, needsRefresh)
  2. playdate.update() checks the flags and makes the actual network calls
  3. Menu callback only sets the flag, doesn't call network directly

Convert smartquotes to plain quotes everywhere. Switch the category Title to two lines if it is too long. The schedule list is white on white so text is not visible for event titles. The app name is now Kurbelfahrplan (changed in @source/pdxinfo already). I don't see the devroom location anywhere either - it should be in the top right.

Thinking

The user has several issues to fix:

  1. Convert smartquotes to plain quotes everywhere
  2. Switch category title to two lines if too long
  3. Schedule list is white on white - text not visible for event titles
  4. App name should be Kurbelfahrplan in the loading screen
  5. Devroom location should be in the top right

Let me address these one by one.

First, let me search for smartquotes in the codebase.

Grep
{
  "pattern": "[\"\"'']",
  "path": "/home/nemo/projects/personal/fosdem-playdate/source",
  "output_mode": "content"
}
Read
{
  "file_path": "/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua"
}
     1→-- Main schedule view using gridview
     2→
     3→ScheduleView = {
     4→    gridview = nil,
     5→}
     6→
     7→local gfx <const> = playdate.graphics
     8→
     9→function ScheduleView.init()
    10→    -- Create gridview with cell width 0 (full width) and appropriate height
    11→    ScheduleView.gridview = playdate.ui.gridview.new(0, Config.CELL_HEIGHT)
    12→    ScheduleView.gridview:setContentInset(0, 0, 0, 0)
    13→
    14→    -- Override drawCell
    15→    function ScheduleView.gridview:drawCell(section, row, column, selected, x, y, width, height)
    16→        local events = ScheduleView.getCurrentEvents()
    17→        local event = events[row]
    18→
    19→        if not event then return end
    20→
    21→        -- Draw selection highlight
    22→        if selected then
    23→            gfx.setColor(gfx.kColorBlack)
    24→            gfx.fillRect(x, y, width, height)
    25→            gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
    26→        else
    27→            gfx.setImageDrawMode(gfx.kDrawModeCopy)
    28→        end
    29→
    30→        -- Format time based on user preference
    31→        local timeStr = formatTimeForDisplay(event.DTSTART)
    32→        local summary = event.SUMMARY or "Untitled"
    33→        local displayText = "[" .. timeStr .. "] " .. summary
    34→
    35→        -- Draw with truncation if needed
    36→        gfx.drawTextInRect(displayText, x + 4, y + 4, width - 8, height - 8, nil, "...", kTextAlignment.left)
    37→
    38→        -- Reset draw mode
    39→        gfx.setImageDrawMode(gfx.kDrawModeCopy)
    40→    end
    41→end
    42→
    43→function ScheduleView.getCurrentEvents()
    44→    local category = State.getCurrentCategory()
    45→    if category then
    46→        return EventStore.getEventsForCategory(category)
    47→    end
    48→    return {}
    49→end
    50→
    51→function ScheduleView.updateRowCount()
    52→    local events = ScheduleView.getCurrentEvents()
    53→    ScheduleView.gridview:setNumberOfRows(#events)
    54→end
    55→
    56→function ScheduleView.scrollToActiveEvent()
    57→    local category = State.getCurrentCategory()
    58→    if category then
    59→        local activeIndex = EventStore.findFirstActiveEventIndex(category)
    60→        ScheduleView.gridview:setSelectedRow(activeIndex)
    61→        ScheduleView.gridview:scrollToRow(activeIndex)
    62→    end
    63→end
    64→
    65→function ScheduleView.getSelectedEvent()
    66→    local events = ScheduleView.getCurrentEvents()
    67→    local row = ScheduleView.gridview:getSelectedRow()
    68→    return events[row]
    69→end
    70→
    71→function ScheduleView.draw()
    72→    -- Draw header (black background, white text)
    73→    gfx.setColor(gfx.kColorBlack)
    74→    gfx.fillRect(0, 0, Config.SCREEN_WIDTH, Config.HEADER_HEIGHT)
    75→    gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
    76→
    77→    local category = State.getCurrentCategory() or "No Category"
    78→    local headerText = "< " .. category .. " >"
    79→    gfx.drawTextAligned(headerText, 200, 8, kTextAlignment.center)
    80→
    81→    -- Draw sub-header (location of selected event)
    82→    gfx.setImageDrawMode(gfx.kDrawModeCopy)
    83→    gfx.setColor(gfx.kColorWhite)
    84→    gfx.fillRect(0, Config.HEADER_HEIGHT, Config.SCREEN_WIDTH, Config.SUB_HEADER_HEIGHT)
    85→    gfx.setColor(gfx.kColorBlack)
    86→
    87→    local selectedEvent = ScheduleView.getSelectedEvent()
    88→    if selectedEvent then
    89→        local location = selectedEvent.LOCATION or "Unknown location"
    90→        gfx.drawTextInRect(
    91→            location,
    92→            4,
    93→            Config.HEADER_HEIGHT + 2,
    94→            Config.SCREEN_WIDTH - 8,
    95→            Config.SUB_HEADER_HEIGHT - 4,
    96→            nil,
    97→            "...",
    98→            kTextAlignment.left
    99→        )
   100→    end
   101→
   102→    -- Draw separator line
   103→    gfx.drawLine(0, Config.HEADER_HEIGHT + Config.SUB_HEADER_HEIGHT - 1, Config.SCREEN_WIDTH, Config.HEADER_HEIGHT + Config.SUB_HEADER_HEIGHT - 1)
   104→
   105→    -- Draw gridview
   106→    local gridY = Config.HEADER_HEIGHT + Config.SUB_HEADER_HEIGHT
   107→    local gridHeight = Config.SCREEN_HEIGHT - gridY
   108→    ScheduleView.gridview:drawInRect(0, gridY, Config.SCREEN_WIDTH, gridHeight)
   109→end
   110→

<system-reminder>
Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.
</system-reminder>
source/data/persistence.lua:5:local HIDDEN_CATEGORIES_KEY = "hiddenCategories"
source/data/persistence.lua:10:    print("Saved hidden categories")
source/data/persistence.lua:16:        -- Ensure "Main Track" is never hidden
source/config.lua:15:    ICS_FILE_PATH = "schedule.ics",
source/config.lua:16:    ICS_URL_HOST = "fosdem.org",
source/config.lua:17:    ICS_URL_PATH = "/2026/schedule/ical",
source/config.lua:20:    MAIN_TRACK = "Main Track",
source/data/icsParser.lua:9:    -- Handle lines with parameters (e.g., "DTSTART;TZID=Europe-Brussels:20260201T090000")
source/data/icsParser.lua:10:    local colonPos = line:find(":")
source/data/icsParser.lua:19:    local semicolonPos = keyPart:find(";")
source/data/icsParser.lua:28:    for cat in categoriesStr:gmatch("([^,]+)") do
source/data/icsParser.lua:43:        return nil, "Could not open file: " .. filePath
source/data/icsParser.lua:52:        if line == "BEGIN:VEVENT" then
source/data/icsParser.lua:54:        elseif line == "END:VEVENT" then
source/data/icsParser.lua:73:                if key == "DTSTART" or key == "DTEND" then
source/data/icsParser.lua:75:                elseif key == "CATEGORIES" then
source/data/icsParser.lua:77:                elseif key == "SUMMARY" or key == "URL" or key == "LOCATION" then
source/state.lua:5:    LOADING = "loading",
source/state.lua:6:    TIMEZONE_ERROR = "timezone_error",
source/state.lua:7:    SCHEDULE_VIEW = "schedule_view",
source/state.lua:8:    QR_VIEW = "qr_view",
source/state.lua:9:    DEVROOMS_VIEW = "devrooms_view",
source/state.lua:12:    currentState = "loading",
source/data/networkSync.lua:7:    receivedData = "",
source/data/networkSync.lua:12:        callback(false, "Download already in progress")
source/data/networkSync.lua:18:    NetworkSync.receivedData = ""
source/data/networkSync.lua:24:        "Download FOSDEM schedule for offline viewing"
source/data/networkSync.lua:29:        callback(false, "Could not create HTTP connection")
source/data/networkSync.lua:44:        callback(false, err or "Failed to start download")
source/data/networkSync.lua:63:        if callback then callback(false, "No HTTP connection") end
source/data/networkSync.lua:83:                print("Schedule downloaded: " .. written .. " bytes")
source/data/networkSync.lua:86:                if callback then callback(false, "Could not write file") end
source/data/networkSync.lua:89:            if callback then callback(false, "Could not create file") end
source/data/networkSync.lua:92:        if callback then callback(false, "HTTP error: " .. (status or "unknown")) end
source/data/networkSync.lua:97:    NetworkSync.receivedData = ""
source/data/eventStore.lua:41:    print("EventStore initialized with " .. #EventStore.allEvents .. " events in " .. #EventStore.categoryNames .. " categories")
source/main.lua:5:import "CoreLibs/object"
source/main.lua:6:import "CoreLibs/graphics"
source/main.lua:7:import "CoreLibs/ui"
source/main.lua:8:import "CoreLibs/timer"
source/main.lua:9:import "CoreLibs/nineslice"
source/main.lua:10:import "CoreLibs/qrcode"
source/main.lua:13:import "config"
source/main.lua:14:import "utils/dateUtils"
source/main.lua:15:import "utils/timeUtils"
source/main.lua:16:import "data/persistence"
source/main.lua:17:import "data/eventStore"
source/main.lua:18:import "data/icsParser"
source/main.lua:19:import "data/networkSync"
source/main.lua:20:import "state"
source/main.lua:21:import "ui/warningScreen"
source/main.lua:22:import "ui/scheduleView"
source/main.lua:23:import "ui/qrOverlay"
source/main.lua:24:import "ui/devroomsFilter"
source/main.lua:25:import "input/inputHandlers"
source/main.lua:31:local loadingMessage = "Loading..."
source/main.lua:42:    menu:addMenuItem("Refresh Schedule", function()
source/main.lua:47:        loadingMessage = "Downloading..."
source/main.lua:50:    menu:addMenuItem("Devrooms", function()
source/main.lua:61:    loadingMessage = "Parsing schedule..."
source/main.lua:66:        loadingMessage = "Parse error:\n" .. (error or "Unknown error")
source/main.lua:67:        print("Failed to parse ICS file: " .. (error or "unknown"))
source/main.lua:72:        loadingMessage = "No events found in schedule"
source/main.lua:93:    print("Schedule loaded successfully!")
source/main.lua:102:        print("Invalid timezone detected")
source/main.lua:112:    loadingMessage = "Loading..."
source/main.lua:123:        loadingMessage = "Loading schedule..."
source/main.lua:129:        loadingMessage = "Downloading schedule..."
source/main.lua:134:                loadingMessage = "Download failed:\n" .. (error or "Unknown error")
source/main.lua:135:                print("Failed to download schedule: " .. (error or "unknown"))
source/main.lua:146:    gfx.drawTextAligned("*FOSDEM Schedule*", 200, 80, kTextAlignment.center)
source/main.lua:153:    local spinnerChars = { "|", "/", "-", "\\" }
source/main.lua:171:                loadingMessage = "Download failed:\n" .. (error or "Unknown error")
source/utils/dateUtils.lua:13:    -- Skip the 'T' at position 9
source/utils/dateUtils.lua:36:        return "??:??"
source/utils/dateUtils.lua:40:        return string.format("%02d:%02d", timeTable.hour, timeTable.minute)
source/utils/dateUtils.lua:43:        local ampm = "am"
source/utils/dateUtils.lua:45:            ampm = "pm"
source/utils/dateUtils.lua:53:        return string.format("%d:%02d %s", hour, timeTable.minute, ampm)
source/utils/dateUtils.lua:60:        return ""
source/utils/dateUtils.lua:62:    return str:match("^%s*(.-)%s*$")
source/ui/scheduleView.lua:32:        local summary = event.SUMMARY or "Untitled"
source/ui/scheduleView.lua:33:        local displayText = "[" .. timeStr .. "] " .. summary
source/ui/scheduleView.lua:36:        gfx.drawTextInRect(displayText, x + 4, y + 4, width - 8, height - 8, nil, "...", kTextAlignment.left)
source/ui/scheduleView.lua:77:    local category = State.getCurrentCategory() or "No Category"
source/ui/scheduleView.lua:78:    local headerText = "< " .. category .. " >"
source/ui/scheduleView.lua:89:        local location = selectedEvent.LOCATION or "Unknown location"
source/ui/scheduleView.lua:97:            "...",
source/utils/timeUtils.lua:15:    -- asLocalEpoch: "14:00 local" = 13:00 UTC = epoch X
source/utils/timeUtils.lua:16:    -- asGMTEpoch: "14:00 GMT" = 14:00 UTC = epoch X + 3600
source/ui/warningScreen.lua:10:    local message = "Timezone must be set to\nCET (+01:00)"
source/ui/qrOverlay.lua:13:        print("No URL to display")
source/ui/qrOverlay.lua:25:            print("QR generation error: " .. (errorMessage or "unknown"))
source/ui/qrOverlay.lua:60:        gfx.drawTextAligned("Generating QR code...", 200, 110, kTextAlignment.center)
source/ui/qrOverlay.lua:64:    gfx.drawTextAligned("Press B to close", 200, 200, kTextAlignment.center)
source/ui/devroomsFilter.lua:31:            checkbox = "[*]"  -- Always visible, locked
source/ui/devroomsFilter.lua:33:            checkbox = "[ ]"
source/ui/devroomsFilter.lua:35:            checkbox = "[x]"
source/ui/devroomsFilter.lua:38:        local displayText = checkbox .. " " .. category
source/ui/devroomsFilter.lua:39:        gfx.drawTextInRect(displayText, x + 4, y + 4, width - 8, height - 8, nil, "...", kTextAlignment.left)
source/ui/devroomsFilter.lua:87:    gfx.drawTextAligned("Devrooms Filter", 200, 8, kTextAlignment.center)
source/ui/devroomsFilter.lua:91:    gfx.drawTextAligned("A: Toggle  B: Back", 200, Config.SCREEN_HEIGHT - 16, kTextAlignment.center)
Thinking

I see the issues now:

  1. Smartquotes - I don't see any smartquotes in the grep results - those are all regular ASCII quotes. The grep pattern [""''] would match smartquotes but I'm not seeing any in the output. Let me double-check by looking for specific Unicode characters.

  2. White on white text - In the drawCell function, when not selected, I set gfx.setImageDrawMode(gfx.kDrawModeCopy) but don't set a color. The background is likely white and text defaults to... I need to make sure text is drawn black for non-selected items.

  3. App name - Loading screen says "FOSDEM Schedule" but should say "Kurbelfahrplan"

  4. Location - The location is being drawn in sub-header but user says they don't see it. It's drawn left-aligned, but user wants it top-right. Maybe the header should show both category and location.

  5. Category title two lines - Need to wrap long category names.

Let me fix these issues:

I see the issues. Let me fix them:

✏️ Edit scheduleView.lua
/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua
    -- Override drawCell
    function ScheduleView.gridview:drawCell(section, row, column, selected, x, y, width, height)
        local events = ScheduleView.getCurrentEvents()
        local event = events[row]

        if not event then return end

        -- Draw selection highlight
        if selected then
            gfx.setColor(gfx.kColorBlack)
            gfx.fillRect(x, y, width, height)
            gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
        else
            gfx.setImageDrawMode(gfx.kDrawModeCopy)
        end

        -- Format time based on user preference
        local timeStr = formatTimeForDisplay(event.DTSTART)
        local summary = event.SUMMARY or "Untitled"
        local displayText = "[" .. timeStr .. "] " .. summary

        -- Draw with truncation if needed
        gfx.drawTextInRect(displayText, x + 4, y + 4, width - 8, height - 8, nil, "...", kTextAlignment.left)

        -- Reset draw mode
        gfx.setImageDrawMode(gfx.kDrawModeCopy)
    end
+
    -- Override drawCell
    function ScheduleView.gridview:drawCell(section, row, column, selected, x, y, width, height)
        local events = ScheduleView.getCurrentEvents()
        local event = events[row]

        if not event then return end

        -- Format time based on user preference
        local timeStr = formatTimeForDisplay(event.DTSTART)
        local summary = event.SUMMARY or "Untitled"
        local displayText = "[" .. timeStr .. "] " .. summary

        -- Draw selection highlight and text
        if selected then
            gfx.setColor(gfx.kColorBlack)
            gfx.fillRect(x, y, width, height)
            gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
        else
            -- Draw black text on white background
            gfx.setColor(gfx.kColorBlack)
            gfx.setImageDrawMode(gfx.kDrawModeCopy)
        end

        -- Draw with truncation if needed
        gfx.drawTextInRect(displayText, x + 4, y + 4, width - 8, height - 8, nil, "...", kTextAlignment.left)

        -- Reset draw mode
        gfx.setImageDrawMode(gfx.kDrawModeCopy)
    end
The file /home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua has been updated successfully.
Thinking

Now let me fix the header to show category with wrapping for long names, and move location to top-right area of the header.

✏️ Edit scheduleView.lua
/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua
function ScheduleView.draw()
    -- Draw header (black background, white text)
    gfx.setColor(gfx.kColorBlack)
    gfx.fillRect(0, 0, Config.SCREEN_WIDTH, Config.HEADER_HEIGHT)
    gfx.setImageDrawMode(gfx.kDrawModeFillWhite)

    local category = State.getCurrentCategory() or "No Category"
    local headerText = "< " .. category .. " >"
    gfx.drawTextAligned(headerText, 200, 8, kTextAlignment.center)

    -- Draw sub-header (location of selected event)
    gfx.setImageDrawMode(gfx.kDrawModeCopy)
    gfx.setColor(gfx.kColorWhite)
    gfx.fillRect(0, Config.HEADER_HEIGHT, Config.SCREEN_WIDTH, Config.SUB_HEADER_HEIGHT)
    gfx.setColor(gfx.kColorBlack)

    local selectedEvent = ScheduleView.getSelectedEvent()
    if selectedEvent then
        local location = selectedEvent.LOCATION or "Unknown location"
        gfx.drawTextInRect(
            location,
            4,
            Config.HEADER_HEIGHT + 2,
            Config.SCREEN_WIDTH - 8,
            Config.SUB_HEADER_HEIGHT - 4,
            nil,
            "...",
            kTextAlignment.left
        )
    end

    -- Draw separator line
    gfx.drawLine(0, Config.HEADER_HEIGHT + Config.SUB_HEADER_HEIGHT - 1, Config.SCREEN_WIDTH, Config.HEADER_HEIGHT + Config.SUB_HEADER_HEIGHT - 1)

    -- Draw gridview
    local gridY = Config.HEADER_HEIGHT + Config.SUB_HEADER_HEIGHT
    local gridHeight = Config.SCREEN_HEIGHT - gridY
    ScheduleView.gridview:drawInRect(0, gridY, Config.SCREEN_WIDTH, gridHeight)
end
+
function ScheduleView.draw()
    -- Draw header (black background, white text)
    gfx.setColor(gfx.kColorBlack)
    gfx.fillRect(0, 0, Config.SCREEN_WIDTH, Config.HEADER_HEIGHT)
    gfx.setImageDrawMode(gfx.kDrawModeFillWhite)

    local category = State.getCurrentCategory() or "No Category"
    local headerText = "< " .. category .. " >"

    -- Check if header text is too long and wrap to two lines
    local textWidth = gfx.getTextSize(headerText)
    if textWidth > Config.SCREEN_WIDTH - 20 then
        -- Draw on two lines
        gfx.drawTextInRect(headerText, 10, 2, Config.SCREEN_WIDTH - 20, Config.HEADER_HEIGHT - 4, nil, nil, kTextAlignment.center)
    else
        -- Single line centered
        gfx.drawTextAligned(headerText, 200, 8, kTextAlignment.center)
    end

    -- Draw sub-header with location on the right
    gfx.setImageDrawMode(gfx.kDrawModeCopy)
    gfx.setColor(gfx.kColorWhite)
    gfx.fillRect(0, Config.HEADER_HEIGHT, Config.SCREEN_WIDTH, Config.SUB_HEADER_HEIGHT)
    gfx.setColor(gfx.kColorBlack)

    local selectedEvent = ScheduleView.getSelectedEvent()
    if selectedEvent then
        local location = selectedEvent.LOCATION or "Unknown location"
        gfx.drawTextInRect(
            location,
            4,
            Config.HEADER_HEIGHT + 2,
            Config.SCREEN_WIDTH - 8,
            Config.SUB_HEADER_HEIGHT - 4,
            nil,
            "...",
            kTextAlignment.right
        )
    end

    -- Draw separator line
    gfx.drawLine(0, Config.HEADER_HEIGHT + Config.SUB_HEADER_HEIGHT - 1, Config.SCREEN_WIDTH, Config.HEADER_HEIGHT + Config.SUB_HEADER_HEIGHT - 1)

    -- Draw gridview
    local gridY = Config.HEADER_HEIGHT + Config.SUB_HEADER_HEIGHT
    local gridHeight = Config.SCREEN_HEIGHT - gridY
    ScheduleView.gridview:drawInRect(0, gridY, Config.SCREEN_WIDTH, gridHeight)
end
The file /home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua has been updated successfully.
Thinking

Now I need to update the app name in main.lua from "FOSDEM Schedule" to "Kurbelfahrplan".

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
    -- Draw title
    gfx.drawTextAligned("*FOSDEM Schedule*", 200, 80, kTextAlignment.center)
+
    -- Draw title
    gfx.drawTextAligned("*Kurbelfahrplan*", 200, 80, kTextAlignment.center)
The file /home/nemo/projects/personal/fosdem-playdate/source/main.lua has been updated successfully.
Thinking

Now let me check for smartquotes. The grep didn't show any actual smartquotes (the curly " " ' ' characters). Let me search more specifically to be sure there are none, and also check if there are any other quotes issues.

Actually, looking at the grep output again, all the quotes I see are straight ASCII quotes (" and '). The smartquotes would be Unicode characters like: - " (left double quotation mark, U+201C) - " (right double quotation mark, U+201D) - ' (left single quotation mark, U+2018) - ' (right single quotation mark, U+2019)

I don't see any of those in the output. The user might be referring to something else, or there might be some in the data files. Let me also check if the schedule.ics file has any smartquotes that could be causing issues when displayed.

Actually wait - in the ICS file the URLs have single slashes like https:/fosdem.org instead of https://fosdem.org. That's a data issue in the ICS file itself, not a smartquotes issue.

Let me also make sure the config and other strings use plain quotes. I'll do a more thorough check with a hex search.

Let me check for any Unicode smart quotes more thoroughly:

$ Bash
Search for Unicode smartquotes
grep -r $'\xe2\x80\x9c\|\xe2\x80\x9d\|\xe2\x80\x98\|\xe2\x80\x99' /home/nemo/projects/personal/fosdem-playdate/source/ 2>/dev/null || echo "No smartquotes found"
The user doesn't want to proceed with this tool use. The tool use was rejected (eg. if it was a file edit, the new_string was NOT written to the file). STOP what you are doing and wait for the user to tell you how to proceed.

[Request interrupted by user for tool use]

smart quotes are in the @schedule.ics file, see line 1782). We also want to pre-generate the QR codes. Write a simple bash script that takes all URLs from schedule.ics, collect the event id (https://fosdem.org/2026/schedule/event/WCSA3K-welcome_to_the_fosdem_2026_risc-v_devroom/ -> WCSA3K, and save it under source/qr/EVENT_ID.png). Generate them using qrencode which is installed. Generate in the most optimal PNG 1 bit format for the playdate, and pdc will auto convert them to pdi while compiling, so we can just use readImage to load the qr code directly.

Thinking

The user wants me to: 1. Fix smartquotes in schedule.ics 2. Create a bash script to pre-generate QR codes from all URLs in schedule.ics 3. Extract event ID from URLs like https://fosdem.org/2026/schedule/event/WCSA3K-welcome_to_the_fosdem_2026_risc-v_devroom/WCSA3K 4. Save as source/qr/EVENT_ID.png 5. Use qrencode to generate optimal 1-bit PNG for Playdate

Let me first look at line 1782 of schedule.ics to see the smartquotes, then create the bash script.

Read
{
  "file_path": "/home/nemo/projects/personal/fosdem-playdate/schedule.ics",
  "offset": 1780,
  "limit": 10
}
  1780→CLASS:PUBLIC
  1781→STATUS:CONFIRMED
  1782→CATEGORIES:Building Europe’s Public Digital Infrastructure
  1783→URL:https://fosdem.org/2026/schedule/event/PTH7CP-dpi-for-the-world/
  1784→LOCATION:AW1.120
  1785→ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Kurt Garloff":invalid:nomail
  1786→END:VEVENT
  1787→
  1788→BEGIN:VEVENT
  1789→METHOD:PUBLISH

<system-reminder>
Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.
</system-reminder>
Thinking

I see the smartquotes on line 1782: Europe's has a smart apostrophe (') instead of a regular apostrophe ('). Let me create the script and also fix the smartquotes.

I see the smartquote (' instead of '). Let me create the QR generation script and fix the smartquotes:

📝 Write generate-qr.sh
/home/nemo/projects/personal/fosdem-playdate/generate-qr.sh
#!/bin/bash
# Generate QR codes for all events in schedule.ics
# QR codes are saved as 1-bit PNGs optimized for Playdate

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
ICS_FILE="$SCRIPT_DIR/schedule.ics"
QR_DIR="$SCRIPT_DIR/source/qr"

# Create output directory
mkdir -p "$QR_DIR"

# Fix smartquotes in schedule.ics (convert to ASCII)
echo "Fixing smartquotes in schedule.ics..."
sed -i "s/'/'/g; s/'/'/g; s/"/\"/g; s/"/\"/g" "$ICS_FILE"

# Extract URLs and generate QR codes
echo "Generating QR codes..."
count=0

grep "^URL:" "$ICS_FILE" | while read -r line; do
    # Extract URL (remove "URL:" prefix)
    url="${line#URL:}"

    # Extract event ID from URL pattern: /event/EVENTID-slug/
    # e.g., https://fosdem.org/2026/schedule/event/WCSA3K-welcome_to.../  -> WCSA3K
    event_id=$(echo "$url" | sed -n 's|.*/event/\([^-]*\)-.*|\1|p')

    if [ -n "$event_id" ]; then
        output_file="$QR_DIR/$event_id.png"

        # Generate QR code as 1-bit PNG (black/white, no alpha)
        # -t PNG: output PNG format
        # -s 3: module size 3 pixels (good balance of size/readability)
        # -m 1: margin of 1 module
        # -l M: medium error correction
        qrencode -t PNG -s 3 -m 1 -l M -o "$output_file" "$url"

        # Convert to 1-bit PNG using ImageMagick (if available) for optimal Playdate format
        if command -v convert &> /dev/null; then
            convert "$output_file" -colorspace Gray -depth 1 -colors 2 "$output_file"
        fi

        count=$((count + 1))
        if [ $((count % 100)) -eq 0 ]; then
            echo "  Generated $count QR codes..."
        fi
    fi
done

echo "Done! Generated QR codes in $QR_DIR"
echo "Total files: $(ls -1 "$QR_DIR"/*.png 2>/dev/null | wc -l)"
File created successfully at: /home/nemo/projects/personal/fosdem-playdate/generate-qr.sh
Thinking

Now I need to make the script executable and also update the qrOverlay.lua to load pre-generated QR codes instead of generating them at runtime. I also need to update the event store to include the event ID extracted from the URL.

$ Bash
Make script executable
chmod +x /home/nemo/projects/personal/fosdem-playdate/generate-qr.sh
Thinking

Now I need to update the ICS parser to extract the event ID from URLs, and update the QR overlay to load pre-generated images instead of generating them dynamically.

Now let me update the ICS parser to extract event IDs and the QR overlay to load pre-generated images:

✏️ Edit icsParser.lua
/home/nemo/projects/personal/fosdem-playdate/source/data/icsParser.lua
                elseif key == "SUMMARY" or key == "URL" or key == "LOCATION" then
                    currentEvent[key] = value
                end
+
                elseif key == "URL" then
                    currentEvent[key] = value
                    -- Extract event ID from URL: /event/EVENTID-slug/
                    local eventId = value:match("/event/([^-]+)-")
                    if eventId then
                        currentEvent.EVENT_ID = eventId
                    end
                elseif key == "SUMMARY" or key == "LOCATION" then
                    currentEvent[key] = value
                end
The file /home/nemo/projects/personal/fosdem-playdate/source/data/icsParser.lua has been updated successfully.
Thinking

Now update qrOverlay.lua to load pre-generated QR codes instead of generating them at runtime.

✏️ Edit qrOverlay.lua
/home/nemo/projects/personal/fosdem-playdate/source/ui/qrOverlay.lua
-- QR code overlay for displaying event URLs

QROverlay = {
    visible = false,
    qrImage = nil,
    qrTimer = nil,
}

local gfx <const> = playdate.graphics

function QROverlay.show(url)
    if not url or #url == 0 then
        print("No URL to display")
        return
    end

    QROverlay.visible = true
    QROverlay.qrImage = nil

    -- Generate QR code asynchronously
    QROverlay.qrTimer = gfx.generateQRCode(url, 150, function(image, errorMessage)
        if image then
            QROverlay.qrImage = image
        else
            print("QR generation error: " .. (errorMessage or "unknown"))
        end
    end)
end

function QROverlay.hide()
    QROverlay.visible = false
    QROverlay.qrImage = nil
    if QROverlay.qrTimer then
        QROverlay.qrTimer:remove()
        QROverlay.qrTimer = nil
    end
end
+
-- QR code overlay for displaying event URLs

QROverlay = {
    visible = false,
    qrImage = nil,
    currentEventId = nil,
}

local gfx <const> = playdate.graphics

function QROverlay.show(eventId)
    if not eventId or #eventId == 0 then
        print("No event ID to display")
        return
    end

    QROverlay.visible = true
    QROverlay.qrImage = nil
    QROverlay.currentEventId = eventId

    -- Load pre-generated QR code image
    local qrPath = "qr/" .. eventId
    QROverlay.qrImage = gfx.image.new(qrPath)

    if not QROverlay.qrImage then
        print("Could not load QR code: " .. qrPath)
    end
end

function QROverlay.hide()
    QROverlay.visible = false
    QROverlay.qrImage = nil
    QROverlay.currentEventId = nil
end
The file /home/nemo/projects/personal/fosdem-playdate/source/ui/qrOverlay.lua has been updated successfully.
Thinking

Now I need to update the input handler to pass the event ID instead of the URL when showing the QR overlay.

✏️ Edit qrOverlay.lua
/home/nemo/projects/personal/fosdem-playdate/source/ui/qrOverlay.lua
        gfx.drawTextAligned("Generating QR code...", 200, 110, kTextAlignment.center)
+
        gfx.drawTextAligned("QR code not found", 200, 110, kTextAlignment.center)
The file /home/nemo/projects/personal/fosdem-playdate/source/ui/qrOverlay.lua has been updated successfully.
Thinking

Now I need to update the input handler to pass EVENT_ID instead of URL.

✏️ Edit inputHandlers.lua
/home/nemo/projects/personal/fosdem-playdate/source/input/inputHandlers.lua
    AButtonDown = function()
        local event = ScheduleView.getSelectedEvent()
        if event and event.URL and #event.URL > 0 then
            State.currentState = State.QR_VIEW
            QROverlay.show(event.URL)
            playdate.inputHandlers.push(InputHandlers.qrHandlers)
        end
    end,
+
    AButtonDown = function()
        local event = ScheduleView.getSelectedEvent()
        if event and event.EVENT_ID and #event.EVENT_ID > 0 then
            State.currentState = State.QR_VIEW
            QROverlay.show(event.EVENT_ID)
            playdate.inputHandlers.push(InputHandlers.qrHandlers)
        end
    end,
The file /home/nemo/projects/personal/fosdem-playdate/source/input/inputHandlers.lua has been updated successfully.
Thinking

Now let me run the script to generate the QR codes and fix the smartquotes.

Now let's run the script to fix smartquotes and generate the QR codes:

$ Bash
Generate QR codes for all events
./generate-qr.sh
Exit code 4
sed: no input files

Fixing smartquotes in schedule.ics...
Thinking

The script is running from the wrong directory. I need to cd to the project directory first, or fix the script to use the script's directory properly.

$ Bash
Generate QR codes for all events
./generate-qr.sh
Exit code 4
sed: no input files

Fixing smartquotes in schedule.ics...
Thinking

The script seems to have issues with SCRIPT_DIR. Let me fix it and run it directly.

$ Bash
Generate QR codes for all events
bash generate-qr.sh
Exit code 4
sed: no input files

Fixing smartquotes in schedule.ics...
Thinking

The SCRIPT_DIR isn't being set correctly. Let me debug and fix the script.

$ Bash
Debug the script
bash -x generate-qr.sh 2>&1 | head -20
+ set -e
+++ dirname generate-qr.sh
++ cd .
++ pwd
+ SCRIPT_DIR=/home/nemo/projects/personal/fosdem-playdate
+ ICS_FILE=/home/nemo/projects/personal/fosdem-playdate/schedule.ics
+ QR_DIR=/home/nemo/projects/personal/fosdem-playdate/source/qr
+ mkdir -p /home/nemo/projects/personal/fosdem-playdate/source/qr
+ echo 'Fixing smartquotes in schedule.ics...'
Fixing smartquotes in schedule.ics...
+ sed -i 's/'\''/'\''/g; s/'\''/'\''/g; s//"/g'
sed: no input files
Thinking

The smartquotes characters are being mangled in the sed command. The Unicode smartquotes aren't being passed correctly to sed. Let me rewrite the script with proper handling.

The smartquotes are getting mangled. Let me rewrite the script:

📝 Write generate-qr.sh
/home/nemo/projects/personal/fosdem-playdate/generate-qr.sh
#!/bin/bash
# Generate QR codes for all events in schedule.ics
# QR codes are saved as 1-bit PNGs optimized for Playdate

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
ICS_FILE="$SCRIPT_DIR/schedule.ics"
QR_DIR="$SCRIPT_DIR/source/qr"

# Create output directory
mkdir -p "$QR_DIR"

# Fix smartquotes in schedule.ics (convert to ASCII)
echo "Fixing smartquotes in schedule.ics..."
LC_ALL=C sed -i \
    -e "s/\xe2\x80\x99/'/g" \
    -e "s/\xe2\x80\x98/'/g" \
    -e "s/\xe2\x80\x9c/\"/g" \
    -e "s/\xe2\x80\x9d/\"/g" \
    "$ICS_FILE"

# Extract URLs and generate QR codes
echo "Generating QR codes..."
count=0

grep "^URL:" "$ICS_FILE" | while read -r line; do
    # Extract URL (remove "URL:" prefix)
    url="${line#URL:}"

    # Trim any trailing whitespace/carriage return
    url=$(echo "$url" | tr -d '\r\n')

    # Extract event ID from URL pattern: /event/EVENTID-slug/
    # e.g., https://fosdem.org/2026/schedule/event/WCSA3K-welcome_to.../  -> WCSA3K
    event_id=$(echo "$url" | sed -n 's|.*/event/\([^-]*\)-.*|\1|p')

    if [ -n "$event_id" ]; then
        output_file="$QR_DIR/$event_id.png"

        # Generate QR code as 1-bit PNG (black/white, no alpha)
        # -t PNG: output PNG format
        # -s 3: module size 3 pixels (good balance of size/readability)
        # -m 1: margin of 1 module
        # -l M: medium error correction
        qrencode -t PNG -s 3 -m 1 -l M -o "$output_file" "$url"

        # Convert to 1-bit PNG using ImageMagick (if available) for optimal Playdate format
        if command -v convert &> /dev/null; then
            convert "$output_file" -colorspace Gray -depth 1 -colors 2 "$output_file"
        fi

        count=$((count + 1))
        if [ $((count % 100)) -eq 0 ]; then
            echo "  Generated $count QR codes..."
        fi
    fi
done

echo "Done! Generated QR codes in $QR_DIR"
echo "Total files: $(ls -1 "$QR_DIR"/*.png 2>/dev/null | wc -l)"
The file /home/nemo/projects/personal/fosdem-playdate/generate-qr.sh has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
     1→#!/bin/bash
     2→# Generate QR codes for all events in schedule.ics
     3→# QR codes are saved as 1-bit PNGs optimized for Playdate
     4→
     5→set -e
     6→
     7→SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
     8→ICS_FILE="$SCRIPT_DIR/schedule.ics"
     9→QR_DIR="$SCRIPT_DIR/source/qr"
    10→
    11→# Create output directory
    12→mkdir -p "$QR_DIR"
    13→
    14→# Fix smartquotes in schedule.ics (convert to ASCII)
    15→echo "Fixing smartquotes in schedule.ics..."
    16→LC_ALL=C sed -i \
    17→    -e "s/\xe2\x80\x99/'/g" \
    18→    -e "s/\xe2\x80\x98/'/g" \
    19→    -e "s/\xe2\x80\x9c/\"/g" \
    20→    -e "s/\xe2\x80\x9d/\"/g" \
    21→    "$ICS_FILE"
    22→
    23→# Extract URLs and generate QR codes
    24→echo "Generating QR codes..."
    25→count=0
    26→
    27→grep "^URL:" "$ICS_FILE" | while read -r line; do
    28→    # Extract URL (remove "URL:" prefix)
    29→    url="${line#URL:}"
    30→
    31→    # Trim any trailing whitespace/carriage return
    32→    url=$(echo "$url" | tr -d '\r\n')
    33→
    34→    # Extract event ID from URL pattern: /event/EVENTID-slug/
    35→    # e.g., https://fosdem.org/2026/schedule/event/WCSA3K-welcome_to.../  -> WCSA3K
    36→    event_id=$(echo "$url" | sed -n 's|.*/event/\([^-]*\)-.*|\1|p')
    37→
    38→    if [ -n "$event_id" ]; then
    39→        output_file="$QR_DIR/$event_id.png"
    40→
    41→        # Generate QR code as 1-bit PNG (black/white, no alpha)
    42→        # -t PNG: output PNG format
    43→        # -s 3: module size 3 pixels (good balance of size/readability)
    44→        # -m 1: margin of 1 module
    45→        # -l M: medium error correction
    46→        qrencode -t PNG -s 3 -m 1 -l M -o "$output_file" "$url"
    47→
    48→        # Convert to 1-bit PNG using ImageMagick (if available) for optimal Playdate format
    49→        if command -v convert &> /dev/null; then
    50→            convert "$output_file" -colorspace Gray -depth 1 -colors 2 "$output_file"
    51→        fi
    52→
    53→        count=$((count + 1))
    54→        if [ $((count % 100)) -eq 0 ]; then
    55→            echo "  Generated $count QR codes..."
    56→        fi
    57→    fi
    58→done
    59→
    60→echo "Done! Generated QR codes in $QR_DIR"
    61→echo "Total files: $(ls -1 "$QR_DIR"/*.png 2>/dev/null | wc -l)"
    62→
Thinking

The hex escape sequences might not work properly in the shell script. Let me try using a different approach with printf or direct character representation.

$ Bash
Generate QR codes for all events
bash generate-qr.sh
The user doesn't want to proceed with this tool use. The tool use was rejected (eg. if it was a file edit, the new_string was NOT written to the file). STOP what you are doing and wait for the user to tell you how to proceed.

[Request interrupted by user for tool use]