137 lines
4.2 KiB
Nix
137 lines
4.2 KiB
Nix
{
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config,
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pkgs,
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lib,
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...
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}:
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let
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# Python with the ICS parsing stack baked in: icalendar + recurring
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# recurrence expansion for the reminder scanner.
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python = pkgs.python3.withPackages (ps: [
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ps.icalendar
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ps.recurring-ical-events
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]);
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in
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{
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options.services.quickshell-cal = {
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enable = lib.mkEnableOption "QuickShell calendar + weather sync (Nextcloud CalDAV via vdirsyncer/khal, Open-Meteo)";
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eventDays = lib.mkOption {
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type = lib.types.int;
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default = 31;
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description = "How many days ahead of today khal should expand/return events for the shell popup.";
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};
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};
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config = lib.mkIf config.services.quickshell-cal.enable {
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# The one Nextcloud fact the sync pipeline needs beyond the secret: the
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# base user-principal CalDAV URL (vdirsyncer discovers every calendar
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# under it). The username + password live in the SOPS secret
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# "hp-laptop/nextcloud-cal-env".
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home.packages = [
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python
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pkgs.vdirsyncer
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pkgs.pipewire
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pkgs.libnotify
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];
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# ---------- sync script ----------
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# Store the python in the Nix store with tool paths baked in (user units
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# have an unpredictable PATH), then expose it on the QuickShell PATH.
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# Substitutions keep the source tree readable.
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xdg.configFile."quickshell-cal/qs-cal-sync.py".text =
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builtins.replaceStrings
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[
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"@vdirsyncer@"
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"@libnotify@"
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"@pipewire@"
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]
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[
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"${pkgs.vdirsyncer}"
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"${pkgs.libnotify}"
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"${pkgs.pipewire}"
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]
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(builtins.readFile ./quickshell-cal.py);
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home.file.".local/bin/qs-cal-sync" = {
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executable = true;
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text = ''
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#!/bin/sh
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exec ${python}/bin/python3 \
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${config.home.homeDirectory}/.config/quickshell-cal/qs-cal-sync.py "$@"
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'';
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};
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# ---------- khal config ----------
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# Generated at runtime by the sync script from the vdirsyncer discovery:
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# one [[calendar]] section per subdir of ~/.local/share/vdirsyncer (khal
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# cannot glob, and the calendar set only changes when Nextcloud does).
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# Removing this file from HM keeps ~/.config/khal/config a plain user
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# file the script may rewrite on every sync.
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# ---------- periodic sync ----------
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# Runs as the user so caches are written to ~/.cache without privilege
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# games, and the SOPS env file is readable because the host config sets
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# owner petere / group users / mode 0440 on it.
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systemd.user.services.qs-cal-sync = {
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Unit = {
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Description = "Sync Nextcloud calendar + weather for the QuickShell popup";
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After = [ "network-online.target" ];
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};
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Service = {
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Type = "oneshot";
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ExecStart = "${config.home.homeDirectory}/.local/bin/qs-cal-sync sync";
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};
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};
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systemd.user.timers.qs-cal-sync = {
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Unit = {
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Description = "Periodic Nextcloud calendar + weather sync";
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After = [ "network-online.target" ];
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};
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Install = {
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WantedBy = [ "timers.target" ];
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};
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Timer = {
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OnBootSec = "1min";
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OnUnitActiveSec = "20min";
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Persistent = true;
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};
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};
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# ---------- reminders ----------
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# Fires VALARM due-tones once per minute: plays the cached chime and
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# sends a desktop notification that lands in the QuickShell notification
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# center. Reads only the local .ics stores (no network), so it is cheap
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# enough to run every 60s.
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systemd.user.services.qs-cal-remind = {
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Unit = {
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Description = "Fire QuickShell calendar reminders";
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};
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Service = {
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Type = "oneshot";
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ExecStart = "${config.home.homeDirectory}/.local/bin/qs-cal-sync remind";
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};
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};
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systemd.user.timers.qs-cal-remind = {
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Unit = {
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Description = "Per-minute QuickShell calendar reminder check";
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};
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Install = {
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WantedBy = [ "timers.target" ];
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};
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Timer = {
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OnBootSec = "1min";
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OnUnitActiveSec = "30s";
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# default AccuracySec is a whole minute, which (plus polling phase)
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# lets alerts land up to ~2min late; 1s keeps current-skew tiny.
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AccuracySec = "1s";
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Persistent = true;
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};
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};
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};
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}
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