automatically open meeting links for calendar events in the next 5 minutes using Hammerspoon

openMeetingsHammerspoon.lua

local lastOpenedLink = nil
local lastOpenedTime = 0

function openMeetingLink(link)
    local now = os.time()
    if link and (link ~= lastOpenedLink or now - lastOpenedTime > 600) then
        hs.urlevent.openURL(link)
        lastOpenedLink = link
        lastOpenedTime = now
    else
        if link then
            hs.printf("skipped double open of url %s", link)
        else
            hs.printf("why am i here if no link")
        end

    end
end

local function checkCalendarForMeetingLinks()
    hs.printf("%s CalendarLi: Checking calendar events...", os.date("%H:%M:%S"))

    local script = [[
        set matchingEvents to {}
        set now to (current date)
        set fiveMinutesFromNow to now + (5 * minutes)

        tell application "Calendar"
            repeat with cal in calendars
                set theEvents to (every event of cal whose start date ≥ now and start date ≤ fiveMinutesFromNow)
                repeat with e in theEvents
                    set summaryText to summary of e
                    set descriptionText to description of e
                    set end of matchingEvents to (summaryText & "||" & descriptionText)
                end repeat
            end repeat
        end tell
        return matchingEvents
    ]]

    local success, result, _ = hs.osascript.applescript(script)

    if success and result then
        hs.printf("AppleScript returned %d events", #result)
        for i, entry in ipairs(result) do
            local summary, description = string.match(entry, "^(.-)%|%|(.*)$")
            hs.printf("Event #%d:", i)
            hs.printf("  Summary: %s", summary or "(nil)")
            hs.printf("  Description: %s", description or "(nil)")

            local link = string.match(description or "", "https?://[%w./%-_=?&]+")
            if link then
                hs.printf("  Opening link: %s", link)
                openMeetingLink(link)
                break
            end
        end
    else
        hs.printf("AppleScript failed or returned no results")
    end
end

-- Run every 1 minute
hs.timer.doEvery(60, checkCalendarForMeetingLinks)

hs.printf("%s CalendarLi: Calendar meeting link auto-opener started.", os.date("%H:%M:%S"))
checkCalendarForMeetingLinks()