feat(waybar): cliphist only if installed (#76)

* feat(waybar): cliphist only if installed

* feat: purge cliphist before shutdown

* fix: safer check for command

* feat: signallify wl-paste watch

* fix: remove disfunct shutdown removal

* chore: move purge to middle click

* feat: purge on reboot and shutdown and logout

* feat: introduce variable to purge cliphist on logout

community/sway/etc/sway/config.d/99-autostart-applications.conf

@@ -14,6 +14,7 @@ exec {
     '[ -x "$(command -v foot)" ] && /usr/share/sway/scripts/foot.sh --server'
     '[ -x "$(command -v nwg-wrapper)" ] && [ -f $HOME/.config/nwg-wrapper/help.sh ] && /usr/share/sway/scripts/help.sh --restore'
     '[ -x "$(command -v wl-paste)" ] && [ -x "$(command -v cliphist)" ] && wl-paste --watch cliphist store'
+    '[ -x "$(command -v wl-paste)" ] && [ -x "$(command -v cliphist)" ] && wl-paste --watch pkill -RTMIN+9 waybar'
 }
 exec_always {
     '[ -x "$(command -v spice-vdagent)" ] && spice-vdagent'

community/sway/etc/sway/modes/shutdown

@@ -9,12 +9,14 @@ set $mode_shutdown "\
 <span foreground='$color10'>(<b>s</b>)</span>shutdown \
 </span>"
 
+set $purge_cliphist [ $purge_cliphist_logout == 'true' ] && rm -f $HOME/.cache/cliphist/db || exit 0
+
 mode --pango_markup $mode_shutdown {
     # lock
     $bindsym l mode "default", exec $locking
 
     # logout
-    $bindsym e exec loginctl terminate-user $USER
+    $bindsym e exec $purge_cliphist; exec loginctl terminate-user $USER
 
     # suspend
     $bindsym u mode "default", exec systemctl suspend
@@ -23,10 +25,10 @@ mode --pango_markup $mode_shutdown {
     $bindsym h mode "default", exec systemctl hibernate
 
     # shutdown
-    $bindsym s exec systemctl poweroff
+    $bindsym s exec $purge_cliphist; exec systemctl poweroff
 
     # reboot
-    $bindsym r exec systemctl reboot
+    $bindsym r exec $purge_cliphist; exec systemctl reboot
 
     # Return to default mode.
     $bindsym Escape mode "default"

community/sway/usr/share/sway/templates/waybar/config.jsonc

@@ -236,7 +236,7 @@
         "return-type": "json",
         "format" : " {}",
         "exec": "gh api '/notifications' -q '{ text: length }' | cat -",
-        "exec-if": "command -v gh >/dev/null && gh auth status 2>&1 | grep -q -m 1 'Logged in' && gh api '/notifications' -q 'length' | grep -q -m 1 '0' ; test $? -eq 1",
+        "exec-if": "[ -x \"$(command -v gh)\" ] && gh auth status 2>&1 | grep -q -m 1 'Logged in' && gh api '/notifications' -q 'length' | grep -q -m 1 '0' ; test $? -eq 1",
         "on-click": "xdg-open https://github.com/notifications && sleep 30 && pkill -RTMIN+4 waybar",
         "signal": 4
     },
@@ -259,10 +259,13 @@
     },
     "custom/clipboard": {
         "format": "",
+        "interval": "once",
         "return-type": "json",
-        "on-click": "swaymsg -q exec '$clipboard'",
+        "on-click": "swaymsg -q exec '$clipboard'; pkill -RTMIN+9 waybar",
+        "on-click-middle": "rm -f ~/.cache/cliphist/db; pkill -RTMIN+9 waybar",
         "exec": "printf '{\"tooltip\":\"%s\"}' $(cliphist list | wc -l)",
-        "exec-if": "[ $(cliphist list | wc -l) -gt 0 ]"
+        "exec-if": "[ -x \"$(command -v cliphist)\" ] && [ $(cliphist list | wc -l) -gt 0 ]",
+        "signal": 9
     },
     "custom/weather": {
         "icon-size": 42,