Vendor the command set the menu and shell depend on

2026-09-19 23:57:12 -04:00
parent 9501f2bb4d
commit c5434026a8
179 changed files with 12414 additions and 54 deletions
@@ -0,0 +1,137 @@
+#!/bin/bash
+
+# blob:summary=Returns a formatted battery status string with percentage and power draw/charge.
+# blob:args=[--shell]
+
+shell_output=false
+power_supply_path="${BLOB_POWER_SUPPLY_PATH:-/sys/class/power_supply}"
+
+case "${1:-}" in
+  "")
+    ;;
+  --shell)
+    shell_output=true
+    ;;
+  *)
+    echo "Usage: blob-battery-status [--shell]" >&2
+    exit 2
+    ;;
+esac
+
+battery=$(upower -e 2>/dev/null | grep BAT | head -n 1)
+[[ -z $battery ]] && exit 0
+
+battery_info=$(upower -i "$battery")
+
+percentage=$(awk '/percentage/ { print int($2); exit }' <<<"$battery_info")
+capacity=$(awk '/energy-full:/ { printf "%d", $2; exit }' <<<"$battery_info")
+time_remaining=$(awk '/time to (empty|full)/ {
+  value = $4
+  unit = $5
+  if (unit ~ /^minute/) {
+    printf "%dm", int(value)
+  } else {
+    hours = int(value)
+    minutes = int((value - hours) * 60)
+    if (minutes > 0) {
+      printf "%dh %dm", hours, minutes
+    } else {
+      printf "%dh", hours
+    }
+  }
+  exit
+}' <<<"$battery_info")
+power_rate_raw=$(awk '/energy-rate/ { print $2; exit }' <<<"$battery_info")
+native_path=$(awk '/native-path/ { print $2; exit }' <<<"$battery_info")
+battery_path="$power_supply_path/$native_path"
+
+# UPower's energy-rate can lag the kernel telemetry by tens of seconds. Use
+# the instantaneous sysfs reading when available so the open panel stays live.
+if [[ -r $battery_path/power_now ]]; then
+  power_rate_raw=$(awk -v microwatts="$(<"$battery_path/power_now")" 'BEGIN { print microwatts / 1000000 }')
+elif [[ -r $battery_path/current_now && -r $battery_path/voltage_now ]]; then
+  power_rate_raw=$(awk \
+    -v microamps="$(<"$battery_path/current_now")" \
+    -v microvolts="$(<"$battery_path/voltage_now")" \
+    'BEGIN { print microamps * microvolts / 1000000000000 }')
+fi
+
+power_rate=$(awk -v rate="${power_rate_raw:-0}" 'BEGIN {
+  rounded = sprintf("%.1f", rate)
+  sub(/\.0$/, "", rounded)
+  print rounded
+}')
+state=$(awk '/state/ { print $2; exit }' <<<"$battery_info")
+threshold_start=$(awk '/charge-start-threshold:/ { gsub(/%/, "", $2); print int($2); exit }' <<<"$battery_info")
+threshold_end=$(awk '/charge-end-threshold:/ { gsub(/%/, "", $2); print int($2); exit }' <<<"$battery_info")
+
+[[ -z $threshold_end ]] && threshold_end=$(cat "$power_supply_path"/BAT*/charge_control_end_threshold 2>/dev/null | head -1)
+[[ -z $threshold_start ]] && threshold_start=$(cat "$power_supply_path"/BAT*/charge_control_start_threshold 2>/dev/null | head -1)
+
+ac_online=false
+for supply in "$power_supply_path"/*; do
+  [[ -r $supply/type ]] || continue
+  [[ $(<"$supply/type") == "Mains" ]] || continue
+  [[ -r $supply/online ]] || continue
+
+  if [[ $(<"$supply/online") == "1" ]]; then
+    ac_online=true
+    break
+  fi
+done
+
+charge_idle=false
+if awk -v rate="${power_rate_raw:-0}" 'BEGIN { exit !(rate <= 0.2) }'; then
+  charge_idle=true
+fi
+
+charge_holding=false
+if [[ $ac_online == "true" && -n $threshold_end ]]; then
+  if [[ $state == "pending-charge" ]]; then
+    charge_holding=true
+  elif [[ $state == "fully-charged" ]] && (( percentage < 99 )); then
+    charge_holding=true
+  elif [[ $state == "charging" && $charge_idle == "true" ]] && (( threshold_end < 99 && percentage >= threshold_end )); then
+    charge_holding=true
+  fi
+fi
+
+if [[ $shell_output == "true" ]]; then
+  printf 'percentage\t%s\n' "${percentage}%"
+  if [[ $charge_holding == "true" ]]; then
+    printf 'state\tholding\n'
+  else
+    printf 'state\t%s\n' "$state"
+  fi
+  printf 'rate\t%s\n' "${power_rate}W"
+  printf 'size\t%s\n' "${capacity}Wh"
+  printf 'time\t%s\n' "$time_remaining"
+
+  cycles=$(cat "$power_supply_path"/BAT*/cycle_count 2>/dev/null | head -1)
+
+  [[ -n $cycles ]] && printf 'cycles\t%s\n' "$cycles"
+
+  if [[ -n $threshold_end ]]; then
+    if [[ -n $threshold_start && $threshold_start != $threshold_end ]]; then
+      printf 'threshold\t%s-%s%%\n' "$threshold_start" "$threshold_end"
+    else
+      printf 'threshold\t%s%%\n' "$threshold_end"
+    fi
+  fi
+
+  exit 0
+fi
+
+if [[ $charge_holding == "true" ]]; then
+  if [[ -n $threshold_start && $threshold_start != $threshold_end ]]; then
+    threshold_label="${threshold_start}-${threshold_end}%"
+  else
+    threshold_label="${threshold_end}%"
+  fi
+
+  echo "Battery ${percentage}%  ·  Holding at ${threshold_label}  ·  ${power_rate}W / ${capacity}Wh"
+elif [[ $state == "charging" ]]; then
+  echo "Battery ${percentage}%  ·  ${time_remaining} to full  ·   ${power_rate}W / ${capacity}Wh"
+else
+  echo "Battery ${percentage}%  ·  ${time_remaining} left  ·   ${power_rate}W / ${capacity}Wh"
+fi