make tmux show the battery in the status line

dot_config/tmux/executable_tmux-battery-insert.sh

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+# Insert the battery segment in tmux-power's status-right, right before the time segment.
+batt=' #{battery_color_fg}#{battery_icon_status} #{battery_percentage} '
+icon=$(tmux show -gv @tmux_power_time_icon)
+cur=$(tmux show -gv status-right)
+new=$(BATT="$batt" ICON="$icon" perl -0pe 's/((?:#\[[^\]]*\])+[^#]*\Q$ENV{ICON}\E)/$ENV{BATT}$1/' <<< "$cur")
+tmux set -g status-right "$new"

dot_config/tmux/tmux.conf

@@ -27,6 +27,23 @@ set-window-option -g pane-base-index 1
 
 #set -g @tmux_power_theme 'forest'
 
+#
+#Battery in the status bar (next to the time)
+
+#set -g status-right '#{battery_icon_status} #{battery_percentage} | %H:%M '
+set -g status-interval 30
+
+# Optional: color by charge level
+set -g @batt_icon_status_charged '󰁹'
+set -g @batt_icon_status_charging '󰂄'
+set -g @batt_icon_status_discharging '󰁾'
+set -g @batt_icon_status_attached '󰚥'
+# (status-right is set by tmux-power; the battery gets appended below after TPM)
+
+# Plugins
+set -g @plugin 'tmux-plugins/tpm'
+set -g @plugin 'tmux-plugins/tmux-battery'
+
 #
 # Tmux Power
 #
@@ -107,6 +124,10 @@ set -ga update-environment TERM_PROGRAM
 
 run '~/.config/tmux/plugins/tpm/tpm'
 
+# Battery: insert before tmux-power's time segment, then let tmux-battery fill in the placeholders
+run '~/.config/tmux/tmux-battery-insert.sh'
+run '~/.config/tmux/plugins/tmux-battery/battery.tmux'
+
 # Pane-Titel anzeigen
 set -g pane-border-status top
 set -g pane-border-format ' #{pane_index}: #{pane_title} '