cleanup

.local/bin/light

@@ -12,7 +12,10 @@ case "${1:0:1}" in
     *)       CUR="$1" ;;
 esac
 
-[ "$CUR" -lt 0 ] && CUR=0
-[ "$CUR" -gt "$MAX" ] && CUR="$MAX"
+if [ "$CUR" -lt 0 ]; then
+    CUR=0
+elif [ "$CUR" -gt "$MAX" ]; then
+    CUR="$MAX"
+fi
 
 echo "$CUR" > "$DIR/brightness"

.local/bin/sbar

@@ -19,43 +19,42 @@ function update_bat() {
 
     dir='/sys/class/power_supply/BAT0'
     cap="$(cat "$dir/capacity")"
-    { grep -qv Discharging "$dir/status" && bat=" $cap%"; } ||
-    { [ "$cap" -gt 80 ]                  && bat=" $cap%"; } ||
-    { [ "$cap" -gt 60 ]                  && bat=" $cap%"; } ||
-    { [ "$cap" -gt 40 ]                  && bat=" $cap%"; } ||
-    { [ "$cap" -gt 20 ]                  && bat=" $cap%"; } ||
-    {                                       bat=" $cap%"; }
+    if grep -qv Discharging "$dir/status"; then
+        bat=" $cap%"
+    elif [ "$cap" -gt 80 ]; then bat=" $cap%"
+    elif [ "$cap" -gt 60 ]; then bat=" $cap%"
+    elif [ "$cap" -gt 40 ]; then bat=" $cap%"
+    elif [ "$cap" -gt 20 ]; then bat=" $cap%"
+    else                         bat=" $cap%"
+    fi
 }
 
 function update_sink_vol() {
-    local sink vol
+    local vol mute
 
-    sink="$(wpctl get-volume '@DEFAULT_AUDIO_SINK@')"
-    if grep -q MUTED <<< "$sink"; then
-        sink_vol='🔇'
-        return
+    read -r vol mute < <(wpctl get-volume '@DEFAULT_AUDIO_SINK@')
+    vol="$((10#${vol/./}))"
+    if   [ -n "$mute" ];    then sink_vol='🔇'
+    elif [ "$vol" -gt 67 ]; then sink_vol=" $vol"
+    elif [ "$vol" -gt 33 ]; then sink_vol=" $vol"
+    else                         sink_vol=" $vol"
     fi
-    vol="$(awk '{printf "%.0f", $2 * 100}' <<< "$sink")"
-    { [ "$vol" -gt 67 ] && sink_vol=" $vol"; } ||
-    { [ "$vol" -gt 33 ] && sink_vol=" $vol"; } ||
-    {                      sink_vol=" $vol"; }
 }
 
 function update_source_vol() {
-    local source vol
+    local vol mute
 
-    source="$(wpctl get-volume '@DEFAULT_AUDIO_SOURCE@')"
-    if grep -q MUTED <<< "$source"; then
-        source_vol=''
-        return
+    read -r vol mute < <(wpctl get-volume '@DEFAULT_AUDIO_SOURCE@')
+    vol="$((10#${vol/./}))"
+    if [ -n "$mute" ]; then source_vol='🔇'
+    else source_vol=" $vol"
     fi
-    source_vol=" $(awk '{printf "%.0f", $2 * 100}' <<< "$source")"
 }
 
 function update_net() {
     local dev j ssid sig
 
-    dev="$(ip route show default | sed -n 's/.*dev\s\+\(\w\+\).*/\1/p;q')"
+    dev="$(ip route | grep -oP 'default.*dev\s+\K[^\s]+')"
     j="$(networkctl status "$dev" --json=short)"
     case "$(jq -r .Type <<< "$j")" in
         ether)
@@ -64,11 +63,12 @@ function update_net() {
         wlan)
             ssid="$(jq -r .SSID <<< "$j")"
             sig="$(awk "/$dev/{printf \"%.0f\", \$3}" /proc/net/wireless)"
-            { [ "$sig" -gt 56 ] && net="▂▄▆█ $ssid"; } ||
-            { [ "$sig" -gt 38 ] && net="▂▄▆_ $ssid"; } ||
-            { [ "$sig" -gt 21 ] && net="▂▄__ $ssid"; } ||
-            { [ "$sig" -gt  3 ] && net="▂___ $ssid"; } ||
-            {                      net="____ $ssid"; }
+            if   [ "$sig" -gt 56 ]; then net="▂▄▆█ $ssid"
+            elif [ "$sig" -gt 38 ]; then net="▂▄▆_ $ssid"
+            elif [ "$sig" -gt 21 ]; then net="▂▄__ $ssid"
+            elif [ "$sig" -gt  3 ]; then net="▂___ $ssid"
+            else                         net="____ $ssid"
+            fi
             ;;
         *)
             net='⚠'

.local/bin/vm

@@ -7,8 +7,12 @@ OVMF_CODE=/usr/share/edk2/x64/OVMF_CODE.4m.fd
 OVMF_VARS=/tmp/OVMF_VARS.4m.fd
 
 set -x
-[ -f "$OVMF_VARS" ] || cp -f /usr/share/edk2/x64/OVMF_VARS.4m.fd "$OVMF_VARS"
-[ -f "$DISK" ]      || qemu-img create -f qcow2 "$DISK" 20G
+if [ -f "$OVMF_VARS" ]; then
+    cp -f /usr/share/edk2/x64/OVMF_VARS.4m.fd "$OVMF_VARS"
+fi
+if [ -f "$DISK" ]; then
+    qemu-img create -f qcow2 "$DISK" 20G
+fi
 qemu-system-x86_64 \
     -accel   kvm \
     -M       q35 \

.local/bin/vol

@@ -19,8 +19,11 @@ function update_vol() {
     case "$1" in
         +*|-*)
             CUR="$(($CUR + $1 - $CUR % $1 + $CUR % $1 * 10 / $1 / 5 * $1))"
-            [ "$CUR" -lt   0 ] && CUR=0
-            [ "$CUR" -gt 150 ] && CUR=150
+            if [ "$CUR" -lt 0 ]; then
+                CUR=0
+            elif [ "$CUR" -gt 300 ]; then
+                CUR=150
+            fi
             ;;
         *)
             CUR="$1"
@@ -40,7 +43,9 @@ else
     if [[ "$1" =~ [0-9] ]]; then
         update_vol "$1"
     fi
-    [ -n "$MUTE" ] && wpctl set-mute "$DEV" 0
+    if [ -n "$MUTE" ]; then
+        wpctl set-mute "$DEV" 0
+    fi
 fi
 
 kill "-$SIG" "$(cat "$HOME/.cache/pidofbar")"

.local/bin/vpn

@@ -1,24 +1,26 @@
 #!/bin/bash -e
 
-function off() {
-    local ifs
-
-    read -ra ifs < <(wg show interfaces) || true
-    for i in "${ifs[@]}"; do
-        wg-quick down "$i"
-    done
-}
-
-[ "$EUID" != 0 ] && { pkexec bash -c "DISPLAY='$DISPLAY' XAUTHORITY='$XAUTHORITY' $0 $*"; exit; }
-
-[ "$1" == off ] && { off; exit; }
-
-if [ -n "$DISPLAY" ]; then
-    if="$(basename -s.conf /etc/wireguard/*.conf | /usr/local/bin/dmenu)"
+if tty -s; then
+    DMENU=fzf
+    SUDO=sudo
 else
-    select if in $(basename -s.conf /etc/wireguard/*.conf); do
-        break
-    done
+    DMENU=/usr/local/bin/dmenu
+    SUDO=pkexec
+fi
+
+if [ "$EUID" != 0 ]; then
+    exec "$SUDO" env DISPLAY="$DISPLAY" XAUTHORITY="$XAUTHORITY" \
+        "$BASH" -- "${BASH_SOURCE[0]}" "$@"
+fi
+
+if [ -z "$1" ]; then
+    set -- "$(basename -s.conf /etc/wireguard/*.conf | "$DMENU")"
+fi
+
+while read -r i; do
+    wg-quick down "$i"
+done < <(wg show interfaces)
+
+if [ "$1" != off ]; then
+    wg-quick up "$1"
 fi
-off
-wg-quick up "$if"

.local/bin/wlp

@@ -3,7 +3,9 @@
 iwctl=(iwctl station "$(basename /sys/class/net/wlan*)")
 
 rfkill unblock wlan
-"${iwctl[@]}" show | grep -q 'Scanning\s\+yes' || "${iwctl[@]}" scan
+if ! "${iwctl[@]}" show | grep -q 'Scanning\s\+yes'; then
+    "${iwctl[@]}" scan
+fi
 
 for _ in {0..29}; do
     if "${iwctl[@]}" show | grep -q '\s*State\s\+connected\s*$'; then