6095fe4f7157ba444addaf436f9f44e3d491a784

 1diff --git a/plugins/battery/battery.plugin.zsh b/plugins/battery/battery.plugin.zsh
 2new file mode 100644
 3index 0000000000000000000000000000000000000000..bc75c5cf9ad01bd58ef29c4d83782ce5a849baff
 4--- /dev/null
 5+++ b/plugins/battery/battery.plugin.zsh
 6@@ -0,0 +1,20 @@
 7+if [[ $(acpi 2&>/dev/null | grep -c '^Battery.*Discharging') -gt 0 ]] ; then
 8+  function battery_pct_remaining() { echo "$(acpi | cut -f2 -d ',' | tr -cd '[:digit:]')" }
 9+  function battery_time_remaining() { echo $(acpi | cut -f3 -d ',') }
10+  function battery_pct_prompt() {
11+    b=$(battery_pct_remaining)
12+    if [ $b -gt 50 ] ; then
13+      color='green'
14+    elif [ $b -gt 20 ] ; then
15+      color='yellow'
16+    else
17+      color='red'
18+    fi
19+    echo "%{$fg[$color]%}[$(battery_pct_remaining)%%]%{$reset_color%}"
20+  }
21+else
22+  error_msg='no battery'
23+  function battery_pct_remaining() { echo $error_msg }
24+  function battery_time_remaining() { echo $error_msg }
25+  function battery_pct_prompt() { echo '' }
26+fi