i3status add headphones battery wrapper

Makefile

@@ -67,12 +67,13 @@ gpg:
 	echo -e "default-cache-ttl 1\nmax-cache-ttl 1" > ~/.gnupg/gpg-agent.conf; echo RELOADAGENT | gpg-connect-agent
 
 i3:
-	@echo "sudo pacman -S nitrogen picom compton ttf-font-awesome xdotool xclip maim"
+	@echo "sudo pacman -S nitrogen picom jq compton ttf-font-awesome xdotool xclip maim"
 	test -d ~/.config/i3 || \
 	mkdir -p ~/.config/i3
 	mkdir -p ~/.config/i3status
 	ln -s $(PWD)/sub/i3/config ~/.config/i3/config
 	ln -s $(PWD)/sub/i3/statusconfig ~/.config/i3status/config
+	ln -s $(PWD)/functions/i3status_wrapper.sh ~/.local/bin/i3status_wrapper.sh
 
 bat:
 	test -d ~/.config/bat || \

functions/i3status_wrapper.sh

@@ -0,0 +1,56 @@
+#!/usr/bin/env bash
+
+# The idea is to define "holder" modules in i3status config and then replace them
+
+# In order to make this example work you need to add
+# order += "tztime holder__headphones"
+# and 
+# tztime holder__headphones {
+#        format = "holder__headphones"
+# }
+# in i3staus config 
+
+# Don't forget that i3status config should contain:
+# general {
+#   output_format = i3bar
+# }
+#
+# and i3 config should contain:
+# bar {
+#   status_command exec /path/to/this/script.sh
+# }
+
+# Make sure jq is installed
+
+# You can easily add multiple custom modules using additional "holders"
+
+function update_holder {
+
+  local instance="$1"
+  local replacement="$2"
+  echo "$json_array" | jq --argjson arg_j "$replacement" "(.[] | (select(.instance==\"$instance\"))) |= \$arg_j" 
+}
+
+function remove_holder {
+
+  local instance="$1"
+  echo "$json_array" | jq "del(.[] | (select(.instance==\"$instance\")))"
+}
+
+function headphones {
+
+  battery_status="$(bluetoothctl info 14:0A:29:0A:6A:2F | grep "Battery Percentage" | awk -F '[()]' '{ print "🎧"$2"%" }')"
+
+  local json="{ \"full_text\": \"$battery_status\", \"color\": \"#FFFFFF\"}"
+
+  json_array=$(update_holder holder__headphones "$json")
+
+}
+
+i3status | (read line; echo "$line"; read line ; echo "$line" ; read line ; echo "$line" ; while true
+do
+  read line
+  json_array="$(echo $line | sed -e 's/^,//')"
+  headphones
+  echo ",$json_array" 
+done)

sub/i3/config

@@ -198,7 +198,7 @@ bindsym $mod+r mode "resize"
 # Start i3bar to display a workspace bar (plus the system information i3status
 # finds out, if available)
 bar {
-        status_command i3status
+        status_command exec ~/.local/bin/i3status_wrapper.sh
         tray_output DP-0
 }
 

sub/i3/statusconfig

@@ -9,6 +9,7 @@
 general {
     colors = true
     interval = 5
+    output_format = i3bar
 }
 
 order += "ipv6"
@@ -20,6 +21,8 @@ order += "disk /home"
 order += "memory"
 order += "cpu_usage"
 order += "cpu_temperature 0"
+order += "tztime holder__headphones"
+order += "volume master"
 order += "tztime local"
 
 wireless _first_ {
@@ -67,3 +70,16 @@ cpu_temperature 0 {
 tztime local {
     format = " %Y-%m-%d  %H:%M:%S"
 }
+
+volume master {
+    format = " %volume" # шаблон громкости в активном состоянии
+    format_muted = " %volume" # шаблон громкости в состоянии muted (без звука)
+    device = "default"
+    mixer = "Master"
+    mixer_idx = 0
+}
+
+
+tztime holder__headphones {
+   format = "holder__headphones"
+}