#!/usr/bin/env bash
# bar-sys: cpu, temperature, battery and network for the bar. statmon owns the
# sampling of temp and net; this only presents its files.
. "$(dirname "$(readlink -f "$0")")/bar-lib"
INTERVAL=15
STATMON="${STATMON_HOME:-$HOME/.statmon}"

cpu() { ps -A -o %cpu= | awk -v n="$(sysctl -n hw.ncpu)" '{s+=$1} END {printf "%d%%", s/n}'; }
temp() { cat "$STATMON/temp" 2>/dev/null; }
net() { cat "$STATMON/net" 2>/dev/null; }
battery() {
  pmset -g batt 2>/dev/null | awk -F'[;\t]' '/InternalBattery/ {gsub(/ /,"",$2); gsub(/^ +| +$/,"",$3); print ($3 ~ /discharging/ ? "BAT " : "CHG ") $2; exit}'
}

render() {
  local out="" p
  for p in "CPU $(cpu) $(temp)" "$(battery)" "$(net)"; do
    [ -n "$p" ] && out+="${out:+ #[fg=#908caa]│#[default] }$p"
  done
  printf '%s' "$out"
}

bar_main "$@"