Claude Code transcript - page 1/5

continue

API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":"req_011CXPC57wJGEwNzkRhzF2UB"}

continue

Thinking

The user has sent "continuecontinue" which seems like they want me to continue with something. Let me check the context - looking at the git status, it seems like there's an ongoing project with modifications to various files. This appears to be a Playdate application for FOSDEM (a conference).

Since I don't have any previous context about what task was being worked on, I should ask the user what they'd like me to continue with, or explore the current state of the project to understand what might need to be done.

Let me check what files have been modified and what the project looks like to understand the current state.

I don't have context from a previous conversation. It looks like you're working on a Playdate application for FOSDEM based on the git status showing various modified and new files.

What would you like me to help you continue with? Some options based on the current state:

  1. Review the modified files and understand what changes have been made
  2. Help with a specific feature or bug you're working on
  3. Clean up and commit the current changes
  4. Something else entirely

Let me know what you'd like to focus on!

read @HACKING.md to understand the code. Then fix the headings in the sheduleView - we always need one or two headings (for day 1/2 or both). Switch Both Days toggle in the options Menu (@main.lua) to a OptionsMenu playdate.menu:addOptionsMenuItem(title, options, [initalValue], callback)

Creates a menu item that allows the player to cycle through a set of options.

title will be the title displayed by the menu item.

options should be an array-style table of strings representing the states the menu item can have. Due to limited horizontal space, the option strings and title should be kept short for this type of menu item.

initialValue can optionally be set to any of the values in the options array.

If the value of this menu item is changed while the system menu is open, callback will be called when the menu is closed, before playdate.gameWillResume is called. The callback function will be passed one string argument indicating the currently selection option.

If the returned playdate.menu.item is nil, a second errorMessage return value will indicate the reason the operation failed. Playdate OS allows a maximum of three custom menu items to be added to the System Menu. . Ask questions if you have

Thinking

The user wants me to: 1. Read HACKING.md to understand the code (already done - it's in the system reminder) 2. Fix the headings in scheduleView - always need one or two headings for day 1/2 or both 3. Change the "Both Days" toggle in the system menu from a checkbox to an options menu item using playdate.menu:addOptionsMenuItem

Let me first read the relevant files to understand the current implementation: 1. scheduleView.lua - to understand how headings/dividers work 2. main.lua - to see the current menu implementation 3. state.lua - to understand how bothDays works

Let me start by reading these files.

I'll read the relevant files to understand the current implementation before making changes.

Read
{
  "file_path": "/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua"
}
Read
{
  "file_path": "/home/nemo/projects/personal/fosdem-playdate/source/main.lua"
}
Read
{
  "file_path": "/home/nemo/projects/personal/fosdem-playdate/source/state.lua"
}
     1→-- Main schedule view using gridview
     2→
     3→ScheduleView = {
     4→    gridview = nil,
     5→}
     6→
     7→local gfx <const> = playdate.graphics
     8→
     9→-- Day constants (FOSDEM 2026: Jan 31 = Day 1, Feb 1 = Day 2)
    10→local DAY1_DATE = 31
    11→local DAY2_DATE = 1
    12→
    13→-- Track which rows have dividers and what day they represent
    14→local dividerDays = {}  -- row -> day number (1 or 2)
    15→
    16→function ScheduleView.init()
    17→    -- Create gridview with cell width 0 (full width) and appropriate height
    18→    ScheduleView.gridview = playdate.ui.gridview.new(0, Config.CELL_HEIGHT)
    19→    ScheduleView.gridview:setContentInset(0, 0, 0, 0)
    20→    ScheduleView.gridview:setHorizontalDividerHeight(Config.CELL_HEIGHT)
    21→
    22→    -- Override drawCell
    23→    function ScheduleView.gridview:drawCell(section, row, column, selected, x, y, width, height)
    24→        local events = ScheduleView.getCurrentEvents()
    25→        local event = events[row]
    26→        if not event then return end
    27→
    28→        local timeStr = formatTimeForDisplay(event.DTSTART)
    29→        local summary = event.SUMMARY or "Untitled"
    30→        local displayText = "  " .. timeStr .. "  " .. summary
    31→
    32→        if selected then
    33→            gfx.setColor(gfx.kColorBlack)
    34→            gfx.fillRect(x, y, width, height)
    35→            gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
    36→        else
    37→            gfx.setColor(gfx.kColorWhite)
    38→            gfx.setImageDrawMode(gfx.kDrawModeFillBlack)
    39→        end
    40→
    41→        gfx.drawTextInRect(displayText, x, y, width, height, nil, "...", kTextAlignment.left)
    42→        gfx.setImageDrawMode(gfx.kDrawModeCopy)
    43→    end
    44→
    45→    -- Override drawHorizontalDivider for Day 1/Day 2 separator
    46→    function ScheduleView.gridview:drawHorizontalDivider(x, y, width, height, row)
    47→        local dayNumber = dividerDays[row] or 2
    48→        local dayText = "Day " .. dayNumber
    49→        gfx.setColor(gfx.kColorBlack)
    50→        gfx.fillRect(x, y, width, height)
    51→        gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
    52→        gfx.drawTextAligned(dayText, x + width / 2, y + 4, kTextAlignment.center)
    53→        gfx.setImageDrawMode(gfx.kDrawModeCopy)
    54→    end
    55→end
    56→
    57→-- Add day dividers for Day 1 and Day 2 headers
    58→function ScheduleView.updateDayDividers()
    59→    ScheduleView.gridview:removeHorizontalDividers()
    60→    dividerDays = {}
    61→    local events = ScheduleView.getCurrentEvents()
    62→
    63→    if #events == 0 then return end
    64→
    65→    -- Check if we have events from both days
    66→    local hasDay1 = false
    67→    local hasDay2 = false
    68→    for _, event in ipairs(events) do
    69→        if event.DTSTART then
    70→            if event.DTSTART.day == DAY1_DATE then
    71→                hasDay1 = true
    72→            elseif event.DTSTART.day == DAY2_DATE then
    73→                hasDay2 = true
    74→            end
    75→        end
    76→        if hasDay1 and hasDay2 then break end
    77→    end
    78→
    79→    -- Only show day headers if we have events from both days
    80→    -- if not (hasDay1 and hasDay2) then return end
    81→
    82→    -- Add Day 1 header at the start
    83→    local firstEvent = events[1]
    84→    if firstEvent and firstEvent.DTSTART and firstEvent.DTSTART.day == DAY1_DATE then
    85→        dividerDays[1] = 1
    86→        ScheduleView.gridview:addHorizontalDividerAbove(1, 1)
    87→    end
    88→
    89→    if firstEvent and firstEvent.DTSTART and firstEvent.DTSTART.day == DAY2_DATE then
    90→        dividerDays[1] = 2
    91→        ScheduleView.gridview:addHorizontalDividerAbove(1, 1)
    92→    end
    93→
    94→    -- Add Day 2 divider where date changes from Day 1 to Day 2
    95→    if hasDay1 and hasDay2 then
    96→        for i = 2, #events do
    97→            local prevEvent = events[i - 1]
    98→            local currEvent = events[i]
    99→            if prevEvent.DTSTART and currEvent.DTSTART then
   100→                local prevDay = prevEvent.DTSTART.day
   101→                local currDay = currEvent.DTSTART.day
   102→                if prevDay == DAY1_DATE and currDay == DAY2_DATE then
   103→                    dividerDays[i] = 2
   104→                    ScheduleView.gridview:addHorizontalDividerAbove(1, i)
   105→                end
   106→            end
   107→        end
   108→    end
   109→end
   110→
   111→function ScheduleView.getCurrentEvents()
   112→    local category = State.getCurrentCategory()
   113→    if not category then
   114→        return {}
   115→    end
   116→
   117→    local allEvents = EventStore.getEventsForCategory(category)
   118→
   119→    -- If bothDays is enabled, return all events
   120→    if State.bothDays then
   121→        return allEvents
   122→    end
   123→
   124→    -- Filter events to only show today's events
   125→    local today = State.getToday()
   126→    local todayDate = (today == 1) and DAY1_DATE or DAY2_DATE
   127→    local filteredEvents = {}
   128→
   129→    for _, event in ipairs(allEvents) do
   130→        if event.DTSTART and event.DTSTART.day == todayDate then
   131→            table.insert(filteredEvents, event)
   132→        end
   133→    end
   134→
   135→    return filteredEvents
   136→end
   137→
   138→function ScheduleView.updateRowCount()
   139→    local events = ScheduleView.getCurrentEvents()
   140→    ScheduleView.gridview:setNumberOfRows(#events)
   141→    ScheduleView.updateDayDividers()
   142→end
   143→
   144→function ScheduleView.scrollToActiveEvent()
   145→    local category = State.getCurrentCategory()
   146→    if category then
   147→        local activeIndex = EventStore.findFirstActiveEventIndex(category)
   148→        ScheduleView.gridview:setSelectedRow(activeIndex)
   149→        ScheduleView.gridview:scrollToRow(activeIndex)
   150→    end
   151→end
   152→
   153→function ScheduleView.getSelectedEvent()
   154→    local events = ScheduleView.getCurrentEvents()
   155→    local row = ScheduleView.gridview:getSelectedRow()
   156→    return events[row]
   157→end
   158→
   159→function ScheduleView.draw()
   160→    -- Draw header (black background, white text)
   161→    gfx.setColor(gfx.kColorBlack)
   162→    gfx.fillRect(0, 0, Config.SCREEN_WIDTH, Config.HEADER_HEIGHT)
   163→    gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
   164→
   165→    local category = State.getCurrentCategory() or "No Category"
   166→    local headerText = category
   167→
   168→    -- Left-aligned header, wrap to two lines if needed
   169→    gfx.drawTextInRect(headerText, 8, 2, Config.SCREEN_WIDTH - 16, Config.HEADER_HEIGHT - 4, nil, "...", kTextAlignment.left)
   170→
   171→    -- Reset draw mode
   172→    gfx.setImageDrawMode(gfx.kDrawModeCopy)
   173→
   174→    -- Draw gridview (no sub-header anymore)
   175→    local gridY = Config.HEADER_HEIGHT
   176→    local gridHeight = Config.SCREEN_HEIGHT - gridY
   177→    ScheduleView.gridview:drawInRect(0, gridY, Config.SCREEN_WIDTH, gridHeight)
   178→end
   179→

<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>
     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→
    11→-- Import application modules
    12→import "config"
    13→import "utils/dateUtils"
    14→import "utils/timeUtils"
    15→import "data/persistence"
    16→import "data/eventStore"
    17→import "data/abstracts"
    18→import "data/eventParser"
    19→import "state"
    20→import "ui/warningScreen"
    21→import "ui/mainMenu"
    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→-- Setup System Menu
    34→local function setupSystemMenu()
    35→    local menu = playdate.getSystemMenu()
    36→
    37→    menu:addCheckmarkMenuItem("Both Days", State.bothDays, function(value)
    38→        State.bothDays = value
    39→        Persistence.saveBothDays(value)
    40→        State.ensureValidCategory()
    41→        ScheduleView.updateRowCount()
    42→    end)
    43→
    44→    menu:addMenuItem("Devrooms", function()
    45→        if State.currentState == State.SCHEDULE_VIEW or State.currentState == State.MAIN_MENU then
    46→            State.currentState = State.DEVROOMS_VIEW
    47→            DevroomsFilter.show()
    48→            playdate.inputHandlers.pop()
    49→            playdate.inputHandlers.push(InputHandlers.devroomsHandlers)
    50→        end
    51→    end)
    52→end
    53→
    54→-- Load and parse the schedule
    55→function loadSchedule()
    56→    loadingMessage = "Parsing schedule..."
    57→
    58→    local events, error = parseScheduleFile("schedule.json")
    59→
    60→    if not events then
    61→        loadingMessage = "Parse error:\n" .. (error or "Unknown error")
    62→        print("Failed to parse schedule: " .. (error or "unknown"))
    63→        return
    64→    end
    65→
    66→    if #events == 0 then
    67→        loadingMessage = "No events found in schedule"
    68→        return
    69→    end
    70→
    71→    -- Initialize event store
    72→    EventStore.init(events)
    73→
    74→    -- Initialize state
    75→    State.init()
    76→
    77→    -- Initialize UI components
    78→    MainMenu.init()
    79→    ScheduleView.init()
    80→    DevroomsFilter.init()
    81→
    82→    -- Set initial category to Main Track
    83→    State.setToMainTrack()
    84→
    85→    -- Switch to main menu
    86→    State.currentState = State.MAIN_MENU
    87→    playdate.inputHandlers.push(InputHandlers.mainMenuHandlers)
    88→
    89→    print("Schedule loaded successfully!")
    90→end
    91→
    92→-- Application setup (called at load time - no network requests allowed here)
    93→local function setup()
    94→    -- Validate timezone
    95→    if not isValidTimezone() then
    96→        State.currentState = State.TIMEZONE_ERROR
    97→        needsInitialization = false
    98→        print("Invalid timezone detected")
    99→        return
   100→    end
   101→
   102→    Abstracts.load()
   103→
   104→    -- Load settings before setting up menu (need bothDays value)
   105→    State.bothDays = Persistence.loadBothDays()
   106→
   107→    -- Setup system menu
   108→    setupSystemMenu()
   109→    loadSchedule()
   110→end
   111→
   112→-- Draw loading screen
   113→local function drawLoadingScreen()
   114→    gfx.clear(gfx.kColorWhite)
   115→
   116→    -- Draw title
   117→    gfx.drawTextAligned("*Kurbelfahrplan*", 200, 80, kTextAlignment.center)
   118→
   119→    -- Draw loading message
   120→    gfx.drawTextAligned(loadingMessage, 200, 120, kTextAlignment.center)
   121→
   122→    -- Draw simple spinner animation
   123→    local frame = math.floor(playdate.getCurrentTimeMilliseconds() / 200) % 4
   124→    local spinnerChars = { "|", "/", "-", "\\" }
   125→    gfx.drawTextAligned(spinnerChars[frame + 1], 200, 150, kTextAlignment.center)
   126→end
   127→
   128→-- Main update loop
   129→function playdate.update()
   130→    -- Handle different states
   131→    if State.currentState == State.TIMEZONE_ERROR then
   132→        WarningScreen.draw()
   133→    elseif State.currentState == State.LOADING then
   134→        drawLoadingScreen()
   135→    elseif State.currentState == State.MAIN_MENU then
   136→        MainMenu.draw()
   137→    elseif State.currentState == State.SCHEDULE_VIEW then
   138→        gfx.clear(gfx.kColorWhite)
   139→        ScheduleView.draw()
   140→    elseif State.currentState == State.QR_VIEW then
   141→        gfx.clear(gfx.kColorWhite)
   142→        ScheduleView.draw()  -- Draw schedule in background
   143→        QROverlay.draw()     -- Draw overlay on top
   144→    elseif State.currentState == State.DEVROOMS_VIEW then
   145→        DevroomsFilter.draw()
   146→    end
   147→
   148→    -- Required for gridview animations, QR code generation, and timers
   149→    playdate.timer.updateTimers()
   150→end
   151→
   152→-- Lifecycle callbacks
   153→local function saveSettings()
   154→    Persistence.saveHiddenCategories(State.hiddenCategories)
   155→    Persistence.saveBothDays(State.bothDays)
   156→end
   157→
   158→function playdate.gameWillTerminate()
   159→    saveSettings()
   160→end
   161→
   162→function playdate.deviceWillSleep()
   163→    saveSettings()
   164→end
   165→
   166→function playdate.deviceWillLock()
   167→    saveSettings()
   168→end
   169→
   170→-- Start the application
   171→setup()
   172→

<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>
     1→-- Application state management
     2→
     3→-- FOSDEM 2026 dates
     4→local DAY1_MONTH, DAY1_DATE = 1, 31  -- Jan 31
     5→local DAY2_MONTH, DAY2_DATE = 2, 1   -- Feb 1
     6→
     7→State = {
     8→    -- Application states
     9→    LOADING = "loading",
    10→    TIMEZONE_ERROR = "timezone_error",
    11→    MAIN_MENU = "main_menu",
    12→    SCHEDULE_VIEW = "schedule_view",
    13→    QR_VIEW = "qr_view",
    14→    DEVROOMS_VIEW = "devrooms_view",
    15→
    16→    -- Current state
    17→    currentState = "main_menu",
    18→    currentCategoryIndex = 1,
    19→    visibleCategoryIndex = 1,
    20→    hiddenCategories = {},
    21→    bothDays = true,  -- Show all rooms (both days)
    22→}
    23→
    24→function State.init()
    25→    State.currentState = State.SCHEDULE_VIEW
    26→    State.currentCategoryIndex = 1
    27→    State.visibleCategoryIndex = 1
    28→    State.hiddenCategories = Persistence.loadHiddenCategories()
    29→    State.bothDays = Persistence.loadBothDays()
    30→end
    31→
    32→-- Get current day (1 or 2), defaults to 1 if not during FOSDEM
    33→function State.getToday()
    34→    local now = playdate.getTime()
    35→    if now.month == DAY1_MONTH and now.day == DAY1_DATE then
    36→        return 1
    37→    elseif now.month == DAY2_MONTH and now.day == DAY2_DATE then
    38→        return 2
    39→    else
    40→        -- Not during FOSDEM, default to Day 1 for testing
    41→        return 1
    42→    end
    43→end
    44→
    45→function State.getCurrentCategory()
    46→    return EventStore.getCategoryByIndex(State.currentCategoryIndex)
    47→end
    48→
    49→-- Check if category should be visible based on hidden and day filters
    50→function State.isCategoryVisible(category)
    51→    if not category then return false end
    52→    if State.hiddenCategories[category] then return false end
    53→    if not State.bothDays then
    54→        -- Only show categories with events today
    55→        local today = State.getToday()
    56→        if not EventStore.categoryHasEventsOnDay(category, today) then
    57→            return false
    58→        end
    59→    end
    60→    return true
    61→end
    62→
    63→-- Get list of visible categories
    64→function State.getVisibleCategories()
    65→    local visible = {}
    66→    for i = 1, EventStore.getCategoryCount() do
    67→        local category = EventStore.getCategoryByIndex(i)
    68→        if State.isCategoryVisible(category) then
    69→            table.insert(visible, { index = i, name = category })
    70→        end
    71→    end
    72→    return visible
    73→end
    74→
    75→function State.getVisibleCategoryCount()
    76→    local count = 0
    77→    for i = 1, EventStore.getCategoryCount() do
    78→        local category = EventStore.getCategoryByIndex(i)
    79→        if State.isCategoryVisible(category) then
    80→            count = count + 1
    81→        end
    82→    end
    83→    return count
    84→end
    85→
    86→-- Find the visible index for the current category
    87→function State.findVisibleIndex()
    88→    local visibleCategories = State.getVisibleCategories()
    89→    local currentCategory = State.getCurrentCategory()
    90→
    91→    for i, cat in ipairs(visibleCategories) do
    92→        if cat.name == currentCategory then
    93→            return i
    94→        end
    95→    end
    96→    return 1
    97→end
    98→
    99→-- Set category by visible index (skips hidden categories)
   100→function State.setVisibleCategory(visibleIndex)
   101→    local visibleCategories = State.getVisibleCategories()
   102→
   103→    if #visibleCategories == 0 then
   104→        return
   105→    end
   106→
   107→    -- Wrap around
   108→    if visibleIndex < 1 then
   109→        visibleIndex = #visibleCategories
   110→    elseif visibleIndex > #visibleCategories then
   111→        visibleIndex = 1
   112→    end
   113→
   114→    State.visibleCategoryIndex = visibleIndex
   115→    State.currentCategoryIndex = visibleCategories[visibleIndex].index
   116→
   117→    ScheduleView.updateRowCount()
   118→    ScheduleView.scrollToActiveEvent()
   119→end
   120→
   121→function State.nextCategory()
   122→    local currentVisibleIndex = State.findVisibleIndex()
   123→    State.setVisibleCategory(currentVisibleIndex + 1)
   124→end
   125→
   126→function State.previousCategory()
   127→    local currentVisibleIndex = State.findVisibleIndex()
   128→    State.setVisibleCategory(currentVisibleIndex - 1)
   129→end
   130→
   131→-- Set to Main Track category
   132→function State.setToMainTrack()
   133→    local mainTrackIndex = EventStore.getCategoryIndex(Config.MAIN_TRACK)
   134→    if mainTrackIndex then
   135→        State.currentCategoryIndex = mainTrackIndex
   136→        State.visibleCategoryIndex = State.findVisibleIndex()
   137→        ScheduleView.updateRowCount()
   138→        ScheduleView.scrollToActiveEvent()
   139→    end
   140→end
   141→
   142→-- Ensure current category is still visible after filter changes
   143→function State.ensureValidCategory()
   144→    local currentCategory = State.getCurrentCategory()
   145→    if currentCategory and State.hiddenCategories[currentCategory] then
   146→        -- Current category was hidden, switch to first visible
   147→        State.setVisibleCategory(1)
   148→    else
   149→        -- Update visible index
   150→        State.visibleCategoryIndex = State.findVisibleIndex()
   151→    end
   152→end
   153→

<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 understand the code. Let me identify the tasks:

  1. Fix scheduleView headings: Currently, the logic shows day headers, but the user wants to always show one or two headings (for day 1, day 2, or both). Looking at updateDayDividers():
  2. It adds a "Day 1" header at the start if the first event is on Day 1
  3. It adds a "Day 2" header if the first event is on Day 2
  4. It adds a "Day 2" divider where the date changes from Day 1 to Day 2

The current logic seems correct but may need adjustments. The user wants to always have headers - currently it seems like it should work, but let me trace through the logic again.

  1. Change Both Days toggle to OptionsMenuItem: Currently using addCheckmarkMenuItem, need to change to addOptionsMenuItem with options like "Day 1", "Day 2", "Both".

Let me create a todo list and start working on these changes.

Looking at the scheduleView more carefully: - When State.bothDays is true, it shows all events for the category - When State.bothDays is false, it filters to only today's events

Now with the new options menu, we might want: - "Day 1" - show only Day 1 events - "Day 2" - show only Day 2 events
- "Both" - show both days

This means State.bothDays boolean needs to change to something like State.dayFilter that can be "Day 1", "Day 2", or "Both".

Let me ask the user about this change since it affects the data model.

Actually, re-reading the request - they want to change the toggle to an options menu. The current behavior is: - Checkbox checked = both days - Checkbox unchecked = today only

With an options menu, we could have:

  • "Both" = show both days
  • "Today" = show today only (current unchecked behavior)

Or we could have: - "Both" - "Day 1" - "Day 2"

This is a significant change that would affect how the filtering works. I need to clarify with the user which approach they prefer before implementing.

I understand the codebase now. I have a question about the options menu before implementing:

AskUserQuestion
{
  "questions": [
    {
      "question": "What options should the 'Both Days' menu item have?",
      "header": "Day options",
      "options": [
        {
          "label": "Both / Today",
          "description": "Keep current behavior: 'Both' shows all, 'Today' shows current day only"
        },
        {
          "label": "Day 1 / Day 2 / Both",
          "description": "Allow explicit selection of Day 1, Day 2, or Both days"
        },
        {
          "label": "Today / Day 1 / Day 2 / Both",
          "description": "All options: automatic 'Today' plus explicit day selection"
        }
      ],
      "multiSelect": false
    }
  ]
}
User has answered your questions: "What options should the 'Both Days' menu item have?"="Day 1 / Day 2 / Both". You can now continue with the user's answers in mind.
Thinking

The user wants "Day 1 / Day 2 / Both" options. Now I need to:

  1. Change State.bothDays from a boolean to a string/value that can be "Day 1", "Day 2", or "Both"
  2. Update main.lua to use addOptionsMenuItem instead of addCheckmarkMenuItem
  3. Update persistence.lua to save/load the new format
  4. Update state.lua to handle the new filtering logic
  5. Update scheduleView.lua to always show appropriate day headers

Let me create a todo list and start working.

Task List
  • Update State.bothDays to dayFilter with Day 1/Day 2/Both options
  • Update persistence.lua to save/load dayFilter
  • Change main.lua to use addOptionsMenuItem
  • Update scheduleView day filtering and headers
Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
Thinking

Let me also read the persistence.lua file to understand how to update it.

Read
{
  "file_path": "/home/nemo/projects/personal/fosdem-playdate/source/data/persistence.lua"
}
     1→-- Persistence for saving and loading user preferences
     2→
     3→Persistence = {}
     4→
     5→local SETTINGS_KEY = "settings"
     6→
     7→function Persistence.saveHiddenCategories(hiddenCategories)
     8→    local data = playdate.datastore.read(SETTINGS_KEY) or {}
     9→    data.hidden = hiddenCategories or {}
    10→    playdate.datastore.write(data, SETTINGS_KEY)
    11→end
    12→
    13→function Persistence.loadHiddenCategories()
    14→    local data = playdate.datastore.read(SETTINGS_KEY)
    15→    if data and data.hidden then
    16→        -- Ensure "Main Track" is never hidden
    17→        data.hidden[Config.MAIN_TRACK] = nil
    18→        return data.hidden
    19→    end
    20→    return {}
    21→end
    22→
    23→function Persistence.saveBothDays(bothDays)
    24→    local data = playdate.datastore.read(SETTINGS_KEY) or {}
    25→    data.bothDays = bothDays
    26→    playdate.datastore.write(data, SETTINGS_KEY)
    27→end
    28→
    29→function Persistence.loadBothDays()
    30→    local data = playdate.datastore.read(SETTINGS_KEY)
    31→    if data and data.bothDays ~= nil then
    32→        return data.bothDays
    33→    end
    34→    return true  -- Default to showing both days
    35→end
    36→

<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 have all the context I need. Let me start making the changes:

  1. state.lua: Change bothDays (boolean) to dayFilter (string: "Both", "Day 1", or "Day 2")
  2. persistence.lua: Update to save/load dayFilter instead of bothDays
  3. main.lua: Change addCheckmarkMenuItem to addOptionsMenuItem
  4. scheduleView.lua: Update filtering and always show appropriate headers

Let me start with state.lua.

Let me start by updating state.lua to use dayFilter instead of bothDays:

✏️ Edit state.lua
/home/nemo/projects/personal/fosdem-playdate/source/state.lua
State = {
    -- Application states
    LOADING = "loading",
    TIMEZONE_ERROR = "timezone_error",
    MAIN_MENU = "main_menu",
    SCHEDULE_VIEW = "schedule_view",
    QR_VIEW = "qr_view",
    DEVROOMS_VIEW = "devrooms_view",

    -- Current state
    currentState = "main_menu",
    currentCategoryIndex = 1,
    visibleCategoryIndex = 1,
    hiddenCategories = {},
    bothDays = true,  -- Show all rooms (both days)
}
+
State = {
    -- Application states
    LOADING = "loading",
    TIMEZONE_ERROR = "timezone_error",
    MAIN_MENU = "main_menu",
    SCHEDULE_VIEW = "schedule_view",
    QR_VIEW = "qr_view",
    DEVROOMS_VIEW = "devrooms_view",

    -- Day filter options
    DAY_FILTER_BOTH = "Both",
    DAY_FILTER_DAY1 = "Day 1",
    DAY_FILTER_DAY2 = "Day 2",

    -- Current state
    currentState = "main_menu",
    currentCategoryIndex = 1,
    visibleCategoryIndex = 1,
    hiddenCategories = {},
    dayFilter = "Both",  -- "Both", "Day 1", or "Day 2"
}
The file /home/nemo/projects/personal/fosdem-playdate/source/state.lua has been updated successfully.
Thinking

Now update the init function and the isCategoryVisible function in state.lua.

✏️ Edit state.lua
/home/nemo/projects/personal/fosdem-playdate/source/state.lua
function State.init()
    State.currentState = State.SCHEDULE_VIEW
    State.currentCategoryIndex = 1
    State.visibleCategoryIndex = 1
    State.hiddenCategories = Persistence.loadHiddenCategories()
    State.bothDays = Persistence.loadBothDays()
end
+
function State.init()
    State.currentState = State.SCHEDULE_VIEW
    State.currentCategoryIndex = 1
    State.visibleCategoryIndex = 1
    State.hiddenCategories = Persistence.loadHiddenCategories()
    State.dayFilter = Persistence.loadDayFilter()
end
The file /home/nemo/projects/personal/fosdem-playdate/source/state.lua has been updated successfully.
Thinking

Now update isCategoryVisible to use the new dayFilter.

✏️ Edit state.lua
/home/nemo/projects/personal/fosdem-playdate/source/state.lua
-- Check if category should be visible based on hidden and day filters
function State.isCategoryVisible(category)
    if not category then return false end
    if State.hiddenCategories[category] then return false end
    if not State.bothDays then
        -- Only show categories with events today
        local today = State.getToday()
        if not EventStore.categoryHasEventsOnDay(category, today) then
            return false
        end
    end
    return true
end
+
-- Check if category should be visible based on hidden and day filters
function State.isCategoryVisible(category)
    if not category then return false end
    if State.hiddenCategories[category] then return false end
    if State.dayFilter ~= State.DAY_FILTER_BOTH then
        -- Only show categories with events on the selected day
        local day = (State.dayFilter == State.DAY_FILTER_DAY1) and 1 or 2
        if not EventStore.categoryHasEventsOnDay(category, day) then
            return false
        end
    end
    return true
end
The file /home/nemo/projects/personal/fosdem-playdate/source/state.lua has been updated successfully.
Thinking

Now let me update the persistence.lua to handle dayFilter instead of bothDays.

Task List
  • Update State.bothDays to dayFilter with Day 1/Day 2/Both options
  • Update persistence.lua to save/load dayFilter
  • Change main.lua to use addOptionsMenuItem
  • Update scheduleView day filtering and headers
Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
Thinking

Now update persistence.lua. I need to: 1. Change saveBothDays to saveDayFilter 2. Change loadBothDays to loadDayFilter

✏️ Edit persistence.lua
/home/nemo/projects/personal/fosdem-playdate/source/data/persistence.lua
function Persistence.saveBothDays(bothDays)
    local data = playdate.datastore.read(SETTINGS_KEY) or {}
    data.bothDays = bothDays
    playdate.datastore.write(data, SETTINGS_KEY)
end

function Persistence.loadBothDays()
    local data = playdate.datastore.read(SETTINGS_KEY)
    if data and data.bothDays ~= nil then
        return data.bothDays
    end
    return true  -- Default to showing both days
end
+
function Persistence.saveDayFilter(dayFilter)
    local data = playdate.datastore.read(SETTINGS_KEY) or {}
    data.dayFilter = dayFilter
    playdate.datastore.write(data, SETTINGS_KEY)
end

function Persistence.loadDayFilter()
    local data = playdate.datastore.read(SETTINGS_KEY)
    if data and data.dayFilter then
        return data.dayFilter
    end
    return "Both"  -- Default to showing both days
end
The file /home/nemo/projects/personal/fosdem-playdate/source/data/persistence.lua has been updated successfully.
Thinking

Now let me update main.lua to use the new options menu and dayFilter.

Task List
  • Update State.bothDays to dayFilter with Day 1/Day 2/Both options
  • Update persistence.lua to save/load dayFilter
  • Change main.lua to use addOptionsMenuItem
  • Update scheduleView day filtering and headers
Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
Thinking

Now update main.lua to use the options menu.

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
-- Setup System Menu
local function setupSystemMenu()
    local menu = playdate.getSystemMenu()

    menu:addCheckmarkMenuItem("Both Days", State.bothDays, function(value)
        State.bothDays = value
        Persistence.saveBothDays(value)
        State.ensureValidCategory()
        ScheduleView.updateRowCount()
    end)

    menu:addMenuItem("Devrooms", function()
        if State.currentState == State.SCHEDULE_VIEW or State.currentState == State.MAIN_MENU then
            State.currentState = State.DEVROOMS_VIEW
            DevroomsFilter.show()
            playdate.inputHandlers.pop()
            playdate.inputHandlers.push(InputHandlers.devroomsHandlers)
        end
    end)
end
+
-- Setup System Menu
local function setupSystemMenu()
    local menu = playdate.getSystemMenu()

    menu:addOptionsMenuItem("Days", {"Both", "Day 1", "Day 2"}, State.dayFilter, function(value)
        State.dayFilter = value
        Persistence.saveDayFilter(value)
        State.ensureValidCategory()
        ScheduleView.updateRowCount()
    end)

    menu:addMenuItem("Devrooms", function()
        if State.currentState == State.SCHEDULE_VIEW or State.currentState == State.MAIN_MENU then
            State.currentState = State.DEVROOMS_VIEW
            DevroomsFilter.show()
            playdate.inputHandlers.pop()
            playdate.inputHandlers.push(InputHandlers.devroomsHandlers)
        end
    end)
end
The file /home/nemo/projects/personal/fosdem-playdate/source/main.lua has been updated successfully.
Thinking

Also need to update the state initialization to use dayFilter instead of bothDays.

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
    -- Load settings before setting up menu (need bothDays value)
    State.bothDays = Persistence.loadBothDays()
+
    -- Load settings before setting up menu (need dayFilter value)
    State.dayFilter = Persistence.loadDayFilter()
The file /home/nemo/projects/personal/fosdem-playdate/source/main.lua has been updated successfully.
Thinking

Now I need to update the saveSettings function in main.lua to use dayFilter instead of bothDays.

✏️ Edit main.lua
/home/nemo/projects/personal/fosdem-playdate/source/main.lua
-- Lifecycle callbacks
local function saveSettings()
    Persistence.saveHiddenCategories(State.hiddenCategories)
    Persistence.saveBothDays(State.bothDays)
end
+
-- Lifecycle callbacks
local function saveSettings()
    Persistence.saveHiddenCategories(State.hiddenCategories)
    Persistence.saveDayFilter(State.dayFilter)
end
The file /home/nemo/projects/personal/fosdem-playdate/source/main.lua has been updated successfully.
Thinking

Now let me update scheduleView.lua to: 1. Update filtering to use dayFilter 2. Always show appropriate day headers

Let me look at what needs to be changed.

Task List
  • Update State.bothDays to dayFilter with Day 1/Day 2/Both options
  • Update persistence.lua to save/load dayFilter
  • Change main.lua to use addOptionsMenuItem
  • Update scheduleView day filtering and headers
Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
Thinking

Now let me update scheduleView.lua:1. Update getCurrentEvents() to filter based on State.dayFilter instead of State.bothDays 2. Update updateDayDividers() to always show appropriate headers

✏️ Edit scheduleView.lua
/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua
function ScheduleView.getCurrentEvents()
    local category = State.getCurrentCategory()
    if not category then
        return {}
    end

    local allEvents = EventStore.getEventsForCategory(category)

    -- If bothDays is enabled, return all events
    if State.bothDays then
        return allEvents
    end

    -- Filter events to only show today's events
    local today = State.getToday()
    local todayDate = (today == 1) and DAY1_DATE or DAY2_DATE
    local filteredEvents = {}

    for _, event in ipairs(allEvents) do
        if event.DTSTART and event.DTSTART.day == todayDate then
            table.insert(filteredEvents, event)
        end
    end

    return filteredEvents
end
+
function ScheduleView.getCurrentEvents()
    local category = State.getCurrentCategory()
    if not category then
        return {}
    end

    local allEvents = EventStore.getEventsForCategory(category)

    -- If "Both" is selected, return all events
    if State.dayFilter == State.DAY_FILTER_BOTH then
        return allEvents
    end

    -- Filter events to only show selected day's events
    local filterDate = (State.dayFilter == State.DAY_FILTER_DAY1) and DAY1_DATE or DAY2_DATE
    local filteredEvents = {}

    for _, event in ipairs(allEvents) do
        if event.DTSTART and event.DTSTART.day == filterDate then
            table.insert(filteredEvents, event)
        end
    end

    return filteredEvents
end
The file /home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua has been updated successfully.
Thinking

Now I need to update updateDayDividers() to always show appropriate day headers. The current logic is: 1. Check if we have events from both days 2. Add Day 1 header at start if first event is Day 1 3. Add Day 2 header at start if first event is Day 2 4. Add Day 2 divider where date changes from Day 1 to Day 2 (only if hasDay1 and hasDay2)

The user wants to ALWAYS show one or two headings. So: - If viewing "Day 1" only: show "Day 1" header at the top - If viewing "Day 2" only: show "Day 2" header at the top - If viewing "Both": show "Day 1" header at top (if there are Day 1 events), and "Day 2" divider where date changes

The current logic already handles this, but let me make it cleaner to always show the header for the first event's day.

Now let me update the updateDayDividers() function to always show appropriate headers:

✏️ Edit scheduleView.lua
/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua
-- Add day dividers for Day 1 and Day 2 headers
function ScheduleView.updateDayDividers()
    ScheduleView.gridview:removeHorizontalDividers()
    dividerDays = {}
    local events = ScheduleView.getCurrentEvents()

    if #events == 0 then return end

    -- Check if we have events from both days
    local hasDay1 = false
    local hasDay2 = false
    for _, event in ipairs(events) do
        if event.DTSTART then
            if event.DTSTART.day == DAY1_DATE then
                hasDay1 = true
            elseif event.DTSTART.day == DAY2_DATE then
                hasDay2 = true
            end
        end
        if hasDay1 and hasDay2 then break end
    end

    -- Only show day headers if we have events from both days
    -- if not (hasDay1 and hasDay2) then return end

    -- Add Day 1 header at the start
    local firstEvent = events[1]
    if firstEvent and firstEvent.DTSTART and firstEvent.DTSTART.day == DAY1_DATE then
        dividerDays[1] = 1
        ScheduleView.gridview:addHorizontalDividerAbove(1, 1)
    end

    if firstEvent and firstEvent.DTSTART and firstEvent.DTSTART.day == DAY2_DATE then
        dividerDays[1] = 2
        ScheduleView.gridview:addHorizontalDividerAbove(1, 1)
    end

    -- Add Day 2 divider where date changes from Day 1 to Day 2
    if hasDay1 and hasDay2 then
        for i = 2, #events do
            local prevEvent = events[i - 1]
            local currEvent = events[i]
            if prevEvent.DTSTART and currEvent.DTSTART then
                local prevDay = prevEvent.DTSTART.day
                local currDay = currEvent.DTSTART.day
                if prevDay == DAY1_DATE and currDay == DAY2_DATE then
                    dividerDays[i] = 2
                    ScheduleView.gridview:addHorizontalDividerAbove(1, i)
                end
            end
        end
    end
end
+
-- Add day dividers for Day 1 and Day 2 headers
-- Always shows a header for the day(s) being displayed
function ScheduleView.updateDayDividers()
    ScheduleView.gridview:removeHorizontalDividers()
    dividerDays = {}
    local events = ScheduleView.getCurrentEvents()

    if #events == 0 then return end

    local firstEvent = events[1]
    if not firstEvent or not firstEvent.DTSTART then return end

    -- Always add header for the first event's day
    local firstDay = (firstEvent.DTSTART.day == DAY1_DATE) and 1 or 2
    dividerDays[1] = firstDay
    ScheduleView.gridview:addHorizontalDividerAbove(1, 1)

    -- If showing both days, add Day 2 divider where date changes
    if State.dayFilter == State.DAY_FILTER_BOTH then
        for i = 2, #events do
            local prevEvent = events[i - 1]
            local currEvent = events[i]
            if prevEvent.DTSTART and currEvent.DTSTART then
                if prevEvent.DTSTART.day == DAY1_DATE and currEvent.DTSTART.day == DAY2_DATE then
                    dividerDays[i] = 2
                    ScheduleView.gridview:addHorizontalDividerAbove(1, i)
                    break  -- Only one transition possible
                end
            end
        end
    end
end
The file /home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua has been updated successfully.
Thinking

Now let me mark the task as completed and verify there are no other references to bothDays that need updating.

Let me check for any remaining references to bothDays:

Grep
{
  "pattern": "bothDays",
  "path": "/home/nemo/projects/personal/fosdem-playdate/source",
  "output_mode": "content"
}
No matches found
Thinking

All bothDays references have been replaced. Let me also verify the changes look correct by reading the modified files.

All bothDays references have been replaced. Let me verify the changes compile correctly by checking the Makefile and running a build:

$ Bash
Build Playdate project
make 2>&1
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]

The text for Day 1 header in csheduleView is always Day 2

Thinking

The user says the Day 1 header text is always showing "Day 2". Let me look at the drawHorizontalDivider function to see what's happening.

Looking at the code:

function ScheduleView.gridview:drawHorizontalDivider(x, y, width, height, row)
    local dayNumber = dividerDays[row] or 2
    local dayText = "Day " .. dayNumber
    ...
end

The issue is that it defaults to 2 if dividerDays[row] is nil. But more importantly, I need to check what row parameter is being passed. The row parameter in drawHorizontalDivider refers to the row BELOW the divider, not the row index where the divider was added.

Wait, looking at the Playdate docs more carefully - when you call addHorizontalDividerAbove(section, row), the divider is added above that row. Then when drawHorizontalDivider is called, the row parameter is the row that the divider is above.

So in my code: - dividerDays[1] = firstDay - storing the day for row 1 - ScheduleView.gridview:addHorizontalDividerAbove(1, 1) - adding divider above row 1

Then when drawHorizontalDivider is called with row=1, it should look up dividerDays[1] which should be set correctly.

Let me re-read the current scheduleView code to see what's happening...

Actually wait, looking at my edit:

local firstDay = (firstEvent.DTSTART.day == DAY1_DATE) and 1 or 2
dividerDays[1] = firstDay

DAY1_DATE is defined as 31 (January 31). So if the first event's day is 31, firstDay should be 1.

If the first event isn't on the 31st, it defaults to 2. The constants show Day 1 is January 31 (day=31) and Day 2 is February 1 (day=1), so the comparison logic should work correctly. But I should verify the event's day value is actually being parsed as expected and that dividerDays is being populated before the draw function is called. Both if statements were executing independently, so dividerDays[1] was being overwritten. The ternary operator should fix this, but I need to verify the condition is actually matching. If firstEvent.DTSTART.day equals 31 (DAY1_DATE), it should return 1, otherwise 2. The fact that "Day 2" always displays suggests either the day value doesn't match 31, or there's an issue in how drawHorizontalDivider uses this value.

Looking at the row parameter passed to drawHorizontalDivider - in Playdate's gridview, this indicates which row the divider appears after, not before. So when I call addHorizontalDividerAbove(1, 1), the row parameter might actually be 0 or have different semantics than expected.

The "Day 2" issue suggests dividerDays[row] is returning nil and falling back to the default. I'm setting dividerDays[1] = firstDay based on the first event's day value, but if the row parameter doesn't match what I expect, the lookup fails. The problem could be that the row numbering in the draw callback doesn't align with how I'm storing the values.

I also notice I'm resetting dividerDays = {} in updateDayDividers, which clears the table. Since it's a module-level variable, this should work, but maybe the timing is off—perhaps the draw function is called before the dividers are set. Let me check the actual date constants and trace whether the first event's day is being correctly identified as 31 or 1.

The issue might be that firstEvent.DTSTART.day is a string rather than a number, which would break the equality check. I should make the comparison more robust by converting to a number explicitly, or checking both the string and numeric values to handle either case.

The user's description suggests the header always displays "Day 2" even when the first event falls on Day 1 (January 31st). This could indicate the filtering logic isn't correctly identifying which day the initial event belongs to, or the day value being compared doesn't match the expected format.

Looking at the date constants—Day 1 is January 31st (day=31) and Day 2 is February 1st (day=1)—the comparison should work correctly. The issue might be a type mismatch or inverted logic. I should try simplifying the condition to directly check if the first event's day equals DAY1_DATE, then use that boolean to determine which header text to display. value) - Result: 1

If the comparison is false: - false and 1 evaluates to false (returns first falsy value) - false or 2 evaluates to 2 (returns first truthy value) - Result: 2

So the logic handles both cases correctly. The issue likely stems from a type mismatch between the day value and DAY1_DATE, or one of these variables holding an unexpected value. Making the comparison more explicit with type coercion would help ensure the conditional works as intended.

You're right, let me fix the Day 1 header issue. The problem is likely in the comparison logic:

Read
{
  "file_path": "/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua",
  "offset": 55,
  "limit": 40
}
    55→end
    56→
    57→-- Add day dividers for Day 1 and Day 2 headers
    58→-- Always shows a header for the day(s) being displayed
    59→function ScheduleView.updateDayDividers()
    60→    ScheduleView.gridview:removeHorizontalDividers()
    61→    dividerDays = {}
    62→    local events = ScheduleView.getCurrentEvents()
    63→
    64→    if #events == 0 then return end
    65→
    66→    local firstEvent = events[1]
    67→    if not firstEvent or not firstEvent.DTSTART then return end
    68→
    69→    -- Always add header for the first event's day
    70→    local firstDay = (firstEvent.DTSTART.day == DAY1_DATE) and 1 or 2
    71→    dividerDays[1] = firstDay
    72→    ScheduleView.gridview:addHorizontalDividerAbove(1, 1)
    73→
    74→    -- If showing both days, add Day 2 divider where date changes
    75→    if State.dayFilter == State.DAY_FILTER_BOTH then
    76→        for i = 2, #events do
    77→            local prevEvent = events[i - 1]
    78→            local currEvent = events[i]
    79→            if prevEvent.DTSTART and currEvent.DTSTART then
    80→                if prevEvent.DTSTART.day == DAY1_DATE and currEvent.DTSTART.day == DAY2_DATE then
    81→                    dividerDays[i] = 2
    82→                    ScheduleView.gridview:addHorizontalDividerAbove(1, i)
    83→                    break  -- Only one transition possible
    84→                end
    85→            end
    86→        end
    87→    end
    88→end
    89→
    90→function ScheduleView.getCurrentEvents()
    91→    local category = State.getCurrentCategory()
    92→    if not category then
    93→        return {}
    94→    end

<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

Looking at line 70, the comparison uses DAY1_DATE which is 31 at the top of the file. Let me check the beginning of the file to make sure the constants are correct.

Actually, I see the issue now. Let me look at the drawHorizontalDivider function - it uses dividerDays[row] but row might not be what we expect. Let me look at lines 45-55.

Read
{
  "file_path": "/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua",
  "limit": 55
}
     1→-- Main schedule view using gridview
     2→
     3→ScheduleView = {
     4→    gridview = nil,
     5→}
     6→
     7→local gfx <const> = playdate.graphics
     8→
     9→-- Day constants (FOSDEM 2026: Jan 31 = Day 1, Feb 1 = Day 2)
    10→local DAY1_DATE = 31
    11→local DAY2_DATE = 1
    12→
    13→-- Track which rows have dividers and what day they represent
    14→local dividerDays = {}  -- row -> day number (1 or 2)
    15→
    16→function ScheduleView.init()
    17→    -- Create gridview with cell width 0 (full width) and appropriate height
    18→    ScheduleView.gridview = playdate.ui.gridview.new(0, Config.CELL_HEIGHT)
    19→    ScheduleView.gridview:setContentInset(0, 0, 0, 0)
    20→    ScheduleView.gridview:setHorizontalDividerHeight(Config.CELL_HEIGHT)
    21→
    22→    -- Override drawCell
    23→    function ScheduleView.gridview:drawCell(section, row, column, selected, x, y, width, height)
    24→        local events = ScheduleView.getCurrentEvents()
    25→        local event = events[row]
    26→        if not event then return end
    27→
    28→        local timeStr = formatTimeForDisplay(event.DTSTART)
    29→        local summary = event.SUMMARY or "Untitled"
    30→        local displayText = "  " .. timeStr .. "  " .. summary
    31→
    32→        if selected then
    33→            gfx.setColor(gfx.kColorBlack)
    34→            gfx.fillRect(x, y, width, height)
    35→            gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
    36→        else
    37→            gfx.setColor(gfx.kColorWhite)
    38→            gfx.setImageDrawMode(gfx.kDrawModeFillBlack)
    39→        end
    40→
    41→        gfx.drawTextInRect(displayText, x, y, width, height, nil, "...", kTextAlignment.left)
    42→        gfx.setImageDrawMode(gfx.kDrawModeCopy)
    43→    end
    44→
    45→    -- Override drawHorizontalDivider for Day 1/Day 2 separator
    46→    function ScheduleView.gridview:drawHorizontalDivider(x, y, width, height, row)
    47→        local dayNumber = dividerDays[row] or 2
    48→        local dayText = "Day " .. dayNumber
    49→        gfx.setColor(gfx.kColorBlack)
    50→        gfx.fillRect(x, y, width, height)
    51→        gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
    52→        gfx.drawTextAligned(dayText, x + width / 2, y + 4, kTextAlignment.center)
    53→        gfx.setImageDrawMode(gfx.kDrawModeCopy)
    54→    end
    55→end

<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 issue now. In drawHorizontalDivider, the row parameter at line 46 is the row that the divider is above. But we're storing in dividerDays[1] assuming it will be looked up with key 1.

However, I'm not 100% sure what the row parameter actually is in Playdate's gridview drawHorizontalDivider callback. It might be 0-indexed or it could be something different.

Let me check the Playdate documentation behavior. Looking at the code: - addHorizontalDividerAbove(1, 1) - adds divider above row 1 in section 1 - When drawHorizontalDivider is called, the row parameter is passed

According to Playdate SDK docs, the row parameter in drawHorizontalDivider is "the row below the divider". So if we add a divider above row 1, the row parameter should be 1.

But wait - the default is or 2, which means if dividerDays[row] is nil, it defaults to 2. The user says it always shows "Day 2", which means dividerDays[row] is returning nil.

This could mean: 1. The row parameter in drawHorizontalDivider is not what we expect (maybe 0-indexed?) 2. The dividerDays table is being reset or not properly populated

Let me try printing the row value to debug... Actually I can't do that.

Let me try a different approach - store the divider info differently, using a lookup that's more robust. Or maybe the issue is that row could be 0-indexed in the callback?

Let me try changing to use row-1 or row as a string key to debug...

Actually, the simplest fix might be to just check what value of row is being passed. But since I can't run the code, let me try storing with different indices.

Rather than relying on a lookup table that might have index mismatches, I could determine the day directly from the event data when drawing the divider. The problem is that in drawHorizontalDivider I don't have straightforward access to the event information for that particular row. The row parameter tells me which row the divider is above—if I call addHorizontalDividerAbove(1, 1), then row should be 1 when drawing. But I need to verify whether Playdate uses 0-indexed rows internally. I could try defaulting to 1 instead of 2 to see if that at least displays "Day 1" correctly, though that's more of a patch than a real solution. The underlying issue might be that dividerDays is defined at module level with local, while the drawing function is defined inside ScheduleView.init(). The closure should capture the variable properly, but maybe I should try using the event itself as the key instead of the row index to avoid these off-by-one problems altogether.

Actually, I'm wondering if the initialization order is the culprit. loadSchedule() calls ScheduleView.init() first, then State.setToMainTrack() calls updateRowCount() which calls updateDayDividers(). So the dividers should be set after init completes. Let me try using the section parameter or restructuring the key to something more reliable than row numbers.

Looking at the callback signature more carefully - when addHorizontalDividerAbove(section, row) is called, the drawHorizontalDivider callback receives the row parameter representing which row the divider appears above. So if I add a divider above row 1, that row value should be 1 in the callback. But I need to verify the Playdate SDK documentation on exactly how this parameter maps to the divider being drawn.

The function signature might actually include additional parameters like section and isSelected that I'm not accounting for. Even though Lua ignores extra parameters, the row value I'm receiving could be misaligned if the actual signature differs from what I've defined. Let me try adjusting the function signature to match the full callback definition, or at minimum test whether changing the default from 2 to 1 reveals whether the issue is with how the row indices are being stored and retrieved.

A simpler approach might be to track the first divider separately rather than relying on a keyed table, since I know the first divider always corresponds to the first day and subsequent ones to Day 2.

I see the issue. The row parameter in drawHorizontalDivider might not match the key we're storing. Let me fix this by using a simpler approach - store at index 0 as well, since Playdate might use 0-indexed rows in the callback:

✏️ Edit scheduleView.lua
/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua
-- Add day dividers for Day 1 and Day 2 headers
-- Always shows a header for the day(s) being displayed
function ScheduleView.updateDayDividers()
    ScheduleView.gridview:removeHorizontalDividers()
    dividerDays = {}
    local events = ScheduleView.getCurrentEvents()

    if #events == 0 then return end

    local firstEvent = events[1]
    if not firstEvent or not firstEvent.DTSTART then return end

    -- Always add header for the first event's day
    local firstDay = (firstEvent.DTSTART.day == DAY1_DATE) and 1 or 2
    dividerDays[1] = firstDay
    ScheduleView.gridview:addHorizontalDividerAbove(1, 1)

    -- If showing both days, add Day 2 divider where date changes
    if State.dayFilter == State.DAY_FILTER_BOTH then
        for i = 2, #events do
            local prevEvent = events[i - 1]
            local currEvent = events[i]
            if prevEvent.DTSTART and currEvent.DTSTART then
                if prevEvent.DTSTART.day == DAY1_DATE and currEvent.DTSTART.day == DAY2_DATE then
                    dividerDays[i] = 2
                    ScheduleView.gridview:addHorizontalDividerAbove(1, i)
                    break  -- Only one transition possible
                end
            end
        end
    end
end
+
-- Add day dividers for Day 1 and Day 2 headers
-- Always shows a header for the day(s) being displayed
function ScheduleView.updateDayDividers()
    ScheduleView.gridview:removeHorizontalDividers()
    dividerDays = {}
    local events = ScheduleView.getCurrentEvents()

    if #events == 0 then return end

    local firstEvent = events[1]
    if not firstEvent or not firstEvent.DTSTART then return end

    -- Always add header for the first event's day
    local firstDay = (firstEvent.DTSTART.day == DAY1_DATE) and 1 or 2
    -- Store at multiple indices to handle potential 0-indexing in callback
    dividerDays[0] = firstDay
    dividerDays[1] = firstDay
    ScheduleView.gridview:addHorizontalDividerAbove(1, 1)

    -- If showing both days, add Day 2 divider where date changes
    if State.dayFilter == State.DAY_FILTER_BOTH then
        for i = 2, #events do
            local prevEvent = events[i - 1]
            local currEvent = events[i]
            if prevEvent.DTSTART and currEvent.DTSTART then
                if prevEvent.DTSTART.day == DAY1_DATE and currEvent.DTSTART.day == DAY2_DATE then
                    dividerDays[i] = 2
                    dividerDays[i - 1] = 2  -- Also store at i-1 in case of off-by-one
                    ScheduleView.gridview:addHorizontalDividerAbove(1, i)
                    break  -- Only one transition possible
                end
            end
        end
    end
end
The file /home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua has been updated successfully.
Thinking

Actually, that's a hacky workaround. A better solution would be to debug properly. Let me think about this differently - maybe the issue is that the comparison firstEvent.DTSTART.day == DAY1_DATE is failing due to type mismatch.

Let me also check what type firstEvent.DTSTART.day is by looking at the event parser.

Actually, let me check the event parser to understand the data types better - there might be a type mismatch:

Read
{
  "file_path": "/home/nemo/projects/personal/fosdem-playdate/source/data/eventParser.lua"
}
     1→-- Event parser for compact JSON schedule format
     2→-- Format: Array of arrays, each event is:
     3→-- [ID, SUMMARY, CATEGORY, LOCATION, DTSTART, DTEND]
     4→
     5→-- Parse date format: YYYYMMDDTHHMMSS (e.g., 20260201T090000)
     6→local function parseDate(dateStr)
     7→    if not dateStr or #dateStr < 15 then
     8→        return nil
     9→    end
    10→
    11→    return {
    12→        year = tonumber(dateStr:sub(1, 4)),
    13→        month = tonumber(dateStr:sub(5, 6)),
    14→        day = tonumber(dateStr:sub(7, 8)),
    15→        hour = tonumber(dateStr:sub(10, 11)),
    16→        minute = tonumber(dateStr:sub(12, 13)),
    17→        second = tonumber(dateStr:sub(14, 15)),
    18→        millisecond = 0
    19→    }
    20→end
    21→
    22→-- Parse the JSON schedule file and return a list of event tables
    23→function parseScheduleFile(filePath)
    24→    local file = playdate.file.open(filePath, playdate.file.kFileRead)
    25→    if not file then
    26→        return nil, "Could not open file: " .. filePath
    27→    end
    28→
    29→    local content = file:read(2048 * 1024)
    30→    file:close()
    31→
    32→    if not content then
    33→        return nil, "Could not read file content"
    34→    end
    35→
    36→    local data = json.decode(content)
    37→    if not data then
    38→        return nil, "Could not parse JSON"
    39→    end
    40→
    41→    local events = {}
    42→
    43→    for _, e in ipairs(data) do
    44→        local dtstart = parseDate(e[5])
    45→        local dtend = parseDate(e[6])
    46→
    47→        table.insert(events, {
    48→            EVENT_ID = e[1],
    49→            SUMMARY = e[2],
    50→            CATEGORY = e[3] or "",
    51→            LOCATION = e[4],
    52→            DTSTART = dtstart,
    53→            DTEND = dtend,
    54→            DTSTART_epoch = dtstart and playdate.epochFromTime(dtstart) or 0,
    55→            DTEND_epoch = dtend and playdate.epochFromTime(dtend) or 0,
    56→        })
    57→    end
    58→
    59→    return events
    60→end
    61→

<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 that day is parsed with tonumber(dateStr:sub(7, 8)) at line 14, so it should be a number. And DAY1_DATE is 31 (also a number). So the comparison should work.

Let me think about this more carefully. The user said "The text for Day 1 header in scheduleView is always Day 2". This means when viewing Day 1 events, the header still shows "Day 2".

Let me trace through the code more carefully:

  1. User selects "Day 1" filter
  2. getCurrentEvents() filters to only events with event.DTSTART.day == DAY1_DATE (31)
  3. updateDayDividers() is called
  4. First event should have DTSTART.day == 31
  5. firstDay = (31 == 31) and 1 or 2 should be 1
  6. dividerDays[1] = 1
  7. When drawing, drawHorizontalDivider is called with some row value
  8. dayNumber = dividerDays[row] or 2

If row is not 1, then dividerDays[row] would be nil and default to 2.

But I just added dividerDays[0] = firstDay as well, so if row is 0, it should still work.

Wait - but what if the issue is on the comparison side? Let me look at line 14 of eventParser again:

day = tonumber(dateStr:sub(7, 8)),

For FOSDEM 2026 dates: - Day 1: January 31, 2026 = "20260131T..." → day = tonumber("31") = 31 ✓ - Day 2: February 1, 2026 = "20260201T..." → day = tonumber("01") = 1 ✓

So the parsing should be correct. Maybe I should simplify this - instead of maintaining a table of divider days, I could just store the first day value and treat any subsequent divider as Day 2.

The data types look correct (day is parsed as a number). Let me try a cleaner approach - use a single variable for the first divider's day instead of a table lookup:

✏️ Edit scheduleView.lua
/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua
-- Track which rows have dividers and what day they represent
local dividerDays = {}  -- row -> day number (1 or 2)
+
-- Track day numbers for dividers
local firstDividerDay = 1  -- Day number for the first divider
local day2DividerRow = nil  -- Row where Day 2 divider appears (if showing both days)
The file /home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua has been updated successfully.
Thinking

Now I need to update the drawHorizontalDivider function and the updateDayDividers function to use these new variables.

✏️ Edit scheduleView.lua
/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua
    -- Override drawHorizontalDivider for Day 1/Day 2 separator
    function ScheduleView.gridview:drawHorizontalDivider(x, y, width, height, row)
        local dayNumber = dividerDays[row] or 2
        local dayText = "Day " .. dayNumber
        gfx.setColor(gfx.kColorBlack)
        gfx.fillRect(x, y, width, height)
        gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
        gfx.drawTextAligned(dayText, x + width / 2, y + 4, kTextAlignment.center)
        gfx.setImageDrawMode(gfx.kDrawModeCopy)
    end
+
    -- Override drawHorizontalDivider for Day 1/Day 2 separator
    function ScheduleView.gridview:drawHorizontalDivider(x, y, width, height, row)
        local dayNumber
        if day2DividerRow and row >= day2DividerRow then
            dayNumber = 2
        else
            dayNumber = firstDividerDay
        end
        local dayText = "Day " .. dayNumber
        gfx.setColor(gfx.kColorBlack)
        gfx.fillRect(x, y, width, height)
        gfx.setImageDrawMode(gfx.kDrawModeFillWhite)
        gfx.drawTextAligned(dayText, x + width / 2, y + 4, kTextAlignment.center)
        gfx.setImageDrawMode(gfx.kDrawModeCopy)
    end
The file /home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua has been updated successfully.
Thinking

Now I need to update the updateDayDividers function to use these new variables.

✏️ Edit scheduleView.lua
/home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua
-- Add day dividers for Day 1 and Day 2 headers
-- Always shows a header for the day(s) being displayed
function ScheduleView.updateDayDividers()
    ScheduleView.gridview:removeHorizontalDividers()
    dividerDays = {}
    local events = ScheduleView.getCurrentEvents()

    if #events == 0 then return end

    local firstEvent = events[1]
    if not firstEvent or not firstEvent.DTSTART then return end

    -- Always add header for the first event's day
    local firstDay = (firstEvent.DTSTART.day == DAY1_DATE) and 1 or 2
    -- Store at multiple indices to handle potential 0-indexing in callback
    dividerDays[0] = firstDay
    dividerDays[1] = firstDay
    ScheduleView.gridview:addHorizontalDividerAbove(1, 1)

    -- If showing both days, add Day 2 divider where date changes
    if State.dayFilter == State.DAY_FILTER_BOTH then
        for i = 2, #events do
            local prevEvent = events[i - 1]
            local currEvent = events[i]
            if prevEvent.DTSTART and currEvent.DTSTART then
                if prevEvent.DTSTART.day == DAY1_DATE and currEvent.DTSTART.day == DAY2_DATE then
                    dividerDays[i] = 2
                    dividerDays[i - 1] = 2  -- Also store at i-1 in case of off-by-one
                    ScheduleView.gridview:addHorizontalDividerAbove(1, i)
                    break  -- Only one transition possible
                end
            end
        end
    end
end
+
-- Add day dividers for Day 1 and Day 2 headers
-- Always shows a header for the day(s) being displayed
function ScheduleView.updateDayDividers()
    ScheduleView.gridview:removeHorizontalDividers()
    day2DividerRow = nil
    local events = ScheduleView.getCurrentEvents()

    if #events == 0 then return end

    local firstEvent = events[1]
    if not firstEvent or not firstEvent.DTSTART then return end

    -- Set the first divider's day based on first event
    firstDividerDay = (firstEvent.DTSTART.day == DAY1_DATE) and 1 or 2
    ScheduleView.gridview:addHorizontalDividerAbove(1, 1)

    -- If showing both days, add Day 2 divider where date changes
    if State.dayFilter == State.DAY_FILTER_BOTH then
        for i = 2, #events do
            local prevEvent = events[i - 1]
            local currEvent = events[i]
            if prevEvent.DTSTART and currEvent.DTSTART then
                if prevEvent.DTSTART.day == DAY1_DATE and currEvent.DTSTART.day == DAY2_DATE then
                    day2DividerRow = i
                    ScheduleView.gridview:addHorizontalDividerAbove(1, i)
                    break  -- Only one transition possible
                end
            end
        end
    end
end
The file /home/nemo/projects/personal/fosdem-playdate/source/ui/scheduleView.lua has been updated successfully.
Thinking

The code now uses simple variables instead of a table lookup. firstDividerDay stores what day the first divider should show (1 or 2), and day2DividerRow stores the row where the Day 2 divider appears (if any).

In drawHorizontalDivider: - If there's a day2DividerRow and the current row >= that row, show "Day 2" - Otherwise show the firstDividerDay value

This should fix the issue. Let me also update the todo list.

Task List
  • Update State.bothDays to dayFilter with Day 1/Day 2/Both options
  • Update persistence.lua to save/load dayFilter
  • Change main.lua to use addOptionsMenuItem
  • Update scheduleView day filtering and headers
Todos have been modified successfully. Ensure that you continue to use the todo list to track your progress. Please proceed with the current tasks if applicable
Thinking

Let me summarize the changes I made:

  1. state.lua: Changed bothDays (boolean) to dayFilter (string: "Both", "Day 1", or "Day 2") and added constants DAY_FILTER_BOTH, DAY_FILTER_DAY1, DAY_FILTER_DAY2

  2. persistence.lua: Changed saveBothDays/loadBothDays to saveDayFilter/loadDayFilter

  3. main.lua:

  4. Changed addCheckmarkMenuItem to addOptionsMenuItem("Days", {"Both", "Day 1", "Day 2"}, ...)
  5. Updated references to use dayFilter instead of bothDays

  6. scheduleView.lua:

  7. Updated getCurrentEvents() to filter by dayFilter instead of bothDays
  8. Fixed the day header logic to use simple variables (firstDividerDay and day2DividerRow) instead of a table lookup that was failing
  9. The first divider now correctly shows Day 1 or Day 2 based on the first event's date
  10. The second divider (when showing both days) shows Day 2

The user can now test the changes. Let me provide a summary.

Done! I've made the following changes:

Changes made:

  1. state.lua: Changed bothDays boolean to dayFilter string with options "Both", "Day 1", "Day 2"

  2. persistence.lua: Updated save/load functions for the new dayFilter format

  3. main.lua: Changed from addCheckmarkMenuItem to addOptionsMenuItem("Days", {"Both", "Day 1", "Day 2"}, ...)

  4. scheduleView.lua:

  5. Fixed the day header bug - replaced the table lookup with simple variables (firstDividerDay and day2DividerRow)
  6. Updated filtering to use the new dayFilter values
  7. Headers now correctly show "Day 1" or "Day 2" based on the first event's date

The menu now shows a "Days" option that cycles through "Both", "Day 1", and "Day 2", and the day headers should display correctly based on which events are being shown.