xmobar: show the next calcurse appointment

Time of today's next appointment, or an icon for a whole-day event today or an appointment tomorrow; click lists both days, right-click opens the calcurse scratchpad. Uptime dropped and the date shortened to make room.

.config/xmobar/calcurse.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+# Next calcurse item for xmobar: pink " 10:15 | " for an appointment later today, a cyan icon for a whole-day
+# event today, a pink icon alone when the next appointment is tomorrow; empty otherwise.
+# With "list": show today's and tomorrow's items in a notification (for a click on the bar)
+set -uo pipefail
+
+icon=$'\xf3\xb0\x83\xad'    # nf-md-calendar, as UTF-8 bytes so the locale doesn't matter
+today=$(date +%F)
+
+query() {
+    calcurse -Q --filter-type cal --days 2 --output-datefmt %F "$@"
+}
+
+if [[ ${1:-} == list ]]; then
+    tomorrow=$(date -d tomorrow +%F)
+    body=$(query --format-apt '%S–%E  %m\n' --format-recur-apt '%S–%E  %m\n' \
+        --format-event 'all day  %m\n' --format-recur-event 'all day  %m\n' |
+        sed -e 's/&/\&amp;/g; s/</\&lt;/g; s/>/\&gt;/g' -e "s/^$today:$/Today:/; s/^$tomorrow:$/Tomorrow:/")
+    notify-send -a calcurse -i x-office-calendar "Calendar" "${body:-Nothing today or tomorrow}"
+    exit
+fi
+
+now=$(date +%s)
+day="" next="" event=false
+while read -r kind start; do
+    case $kind in
+    *:) day=${kind%:} ;;
+    A) [[ -z $next ]] && ((start > now)) && next=$start ;;
+    E) [[ $day == "$today" ]] && event=true ;;
+    esac
+done < <(query --format-apt 'A %s\n' --format-recur-apt 'A %s\n' --format-event 'E\n' --format-recur-event 'E\n')
+
+if [[ -n $next && $(date -d "@$next" +%F) == "$today" ]]; then
+    text="<fc=#ff79c6>$icon $(date -d "@$next" +%H:%M)</fc>"
+elif $event; then
+    text="<fc=#8be9fd>$icon</fc>"
+elif [[ -n $next ]]; then
+    text="<fc=#ff79c6>$icon</fc>"
+else
+    exit 0
+fi
+echo "$text | "

.config/xmobar/xmobarrc_hdmi

@@ -45,17 +45,15 @@ Config { overrideRedirect   = True
                                 , ("us"         , "<fc=#ffb86c>US</fc>")
                                 , ("sk(qwerty)" , "<fc=#ff5555>SK</fc>")
                                 ]
-                              , Run Date "\xf133  %a %Y-%m-%d <fc=#ff79c6>%H:%M</fc>" "date" 10
+                              , Run Date "\xf133  %a %d/%m <fc=#ff79c6>%H:%M</fc>" "date" 10
-                              , Run Uptime
-                                [ "--template"  , "\xf017 <days>d <hours>h"
-                                ] 600
                               , Run Com "/home/fuxino/.config/xmobar/pactl_volume.sh" [] "pactl_volume" 10
                               , Run Com "/home/fuxino/.config/xmobar/ens_brief.sh" [] "ens_brief" 18000
                               , Run Com "/home/fuxino/.config/xmobar/updates.sh" [] "updates" 600
                               , Run Com "/home/fuxino/.config/xmobar/backup.sh" [] "backup" 3600
+                              , Run Com "/home/fuxino/.config/xmobar/calcurse.sh" [] "calcurse" 600
                               , Run UnsafeXMonadLog
                               ]
         , sepChar           = "%"
         , alignSep          = "}{"
-        , template          = "  | %UnsafeXMonadLog% } %uptime% | %multicpu% %coretemp% | %memory% | <action=`/home/fuxino/.config/xmobar/kbd_cycle.sh` button=1><action=`/home/fuxino/.config/xmobar/kbd_cycle.sh prev` button=3>  %kbd%</action></action> { <action=`/home/fuxino/.config/xmobar/backup.sh list`>%backup%</action><action=`/home/fuxino/.config/xmobar/updates.sh list`>%updates%</action><action=`/home/fuxino/.config/xmobar/ens_brief.sh week`>%LZIB% <fc=#565f89>·</fc> %ens_brief%</action> | %pactl_volume% | <action=`env GDK_DPI_SCALE=1.25 gsimplecal`>%date%</action> "
+        , template          = "  | %UnsafeXMonadLog% } %multicpu% %coretemp% | %memory% | <action=`/home/fuxino/.config/xmobar/kbd_cycle.sh` button=1><action=`/home/fuxino/.config/xmobar/kbd_cycle.sh prev` button=3>  %kbd%</action></action> { <action=`/home/fuxino/.config/xmobar/calcurse.sh list` button=1><action=`xdotool key super+shift+a` button=3>%calcurse%</action></action><action=`/home/fuxino/.config/xmobar/backup.sh list`>%backup%</action><action=`/home/fuxino/.config/xmobar/updates.sh list`>%updates%</action><action=`/home/fuxino/.config/xmobar/ens_brief.sh week`>%LZIB% <fc=#565f89>·</fc> %ens_brief%</action> | %pactl_volume% | <action=`env GDK_DPI_SCALE=1.25 gsimplecal`>%date%</action> "
         }

.config/xmobar/xmobarrc_laptop

@@ -45,18 +45,16 @@ Config { overrideRedirect   = True
                                 , ("us"         , "<fc=#ffb86c>US</fc>")
                                 , ("sk(qwerty)" , "<fc=#ff5555>SK</fc>")
                                 ]
-                              , Run Date "\xf133  %a %Y-%m-%d <fc=#ff79c6>%H:%M</fc>" "date" 10
+                              , Run Date "\xf133  %a %d/%m <fc=#ff79c6>%H:%M</fc>" "date" 10
-                              , Run Uptime
-                                [ "--template"  , "\xf017 <days>d <hours>h"
-                                ] 600
                               , Run XPropertyLog "_XMONAD_TRAYPAD"
                               , Run Com "/home/fuxino/.config/xmobar/pactl_volume.sh" [] "pactl_volume" 10
                               , Run Com "/home/fuxino/.config/xmobar/ens_brief.sh" [] "ens_brief" 18000
                               , Run Com "/home/fuxino/.config/xmobar/updates.sh" [] "updates" 600
                               , Run Com "/home/fuxino/.config/xmobar/backup.sh" [] "backup" 3600
+                              , Run Com "/home/fuxino/.config/xmobar/calcurse.sh" [] "calcurse" 600
                               , Run UnsafeXMonadLog
                               ]
         , sepChar           = "%"
         , alignSep          = "}{"
-        , template          = "  | %UnsafeXMonadLog% } %uptime% | %multicpu% %coretemp% | %memory% | <action=`/home/fuxino/.config/xmobar/kbd_cycle.sh` button=1><action=`/home/fuxino/.config/xmobar/kbd_cycle.sh prev` button=3>  %kbd%</action></action> { <action=`/home/fuxino/.config/xmobar/backup.sh list`>%backup%</action><action=`/home/fuxino/.config/xmobar/updates.sh list`>%updates%</action><action=`/home/fuxino/.config/xmobar/ens_brief.sh week`>%LZIB% <fc=#565f89>·</fc> %ens_brief%</action> | %pactl_volume% | <action=`env GDK_DPI_SCALE=1.25 gsimplecal`>%date%</action> %_XMONAD_TRAYPAD% "
+        , template          = "  | %UnsafeXMonadLog% } %multicpu% %coretemp% | %memory% | <action=`/home/fuxino/.config/xmobar/kbd_cycle.sh` button=1><action=`/home/fuxino/.config/xmobar/kbd_cycle.sh prev` button=3>  %kbd%</action></action> { <action=`/home/fuxino/.config/xmobar/calcurse.sh list` button=1><action=`xdotool key super+shift+a` button=3>%calcurse%</action></action><action=`/home/fuxino/.config/xmobar/backup.sh list`>%backup%</action><action=`/home/fuxino/.config/xmobar/updates.sh list`>%updates%</action><action=`/home/fuxino/.config/xmobar/ens_brief.sh week`>%LZIB% <fc=#565f89>·</fc> %ens_brief%</action> | %pactl_volume% | <action=`env GDK_DPI_SCALE=1.25 gsimplecal`>%date%</action> %_XMONAD_TRAYPAD% "
         }