Further polybar customization

config/.config/polybar/scripts/bluetooth.sh

@@ -0,0 +1,59 @@
+#!/bin/sh
+
+bluetooth_print() {
+    if bluetoothctl show | grep -q "Powered: yes"; then
+        printf ''
+
+        devices_paired=$(bluetoothctl paired-devices | grep Device | cut -d ' ' -f 2)
+        counter=0
+
+        for device in $devices_paired; do
+            device_info=$(bluetoothctl info "$device")
+
+            if echo "$device_info" | grep -q "Connected: yes"; then
+                device_alias=$(echo "$device_info" | grep "Alias" | cut -d ' ' -f 2-)
+
+                if [ $counter -gt 0 ]; then
+                    printf ", %s" "$device_alias"
+                else
+                    printf " %s" "$device_alias"
+                fi
+
+                counter=$((counter + 1))
+            fi
+        done
+
+        printf '\n'
+    else
+	# ""
+        echo ""
+    fi
+}
+
+bluetooth_toggle() {
+    if bluetoothctl show | grep -q "Powered: no"; then
+        bluetoothctl power on >> /dev/null
+        sleep 1
+
+        devices_paired=$(bluetoothctl paired-devices | grep Device | cut -d ' ' -f 2)
+        echo "$devices_paired" | while read -r line; do
+            bluetoothctl connect "$line" >> /dev/null
+        done
+    else
+        devices_paired=$(bluetoothctl devices Paired | grep Device | cut -d ' ' -f 2)
+        echo "$devices_paired" | while read -r line; do
+            bluetoothctl disconnect "$line" >> /dev/null
+        done
+
+        bluetoothctl power off >> /dev/null
+    fi
+}
+
+case "$1" in
+    --toggle)
+        bluetooth_toggle
+        ;;
+    *)
+        bluetooth_print
+        ;;
+esac

config/.config/polybar/scripts/spotify.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+main() {
+  pgrep spotify -l | grep -v spotify.sh > /dev/null || return
+
+  cmd="org.freedesktop.DBus.Properties.Get"
+  domain="org.mpris.MediaPlayer2"
+  path="/org/mpris/MediaPlayer2"
+
+  meta=$(dbus-send --print-reply --dest=${domain}.spotify /org/mpris/MediaPlayer2 ${cmd} string:${domain}.Player string:Metadata)
+
+  # Normal track
+  artist=$(echo "$meta" | sed -nr '/xesam:artist"/,+2s/^ +string "(.*)"$/\1/p' | tail -1  | sed 's/\&/\\&/g' | sed 's#\/#\\/#g')
+  album=$(echo "$meta" | sed -nr '/xesam:album"/,+2s/^ +variant +string "(.*)"$/\1/p' | tail -1| sed 's/\&/\\&/g'| sed 's#\/#\\/#g')
+  title=$(echo "$meta" | sed -nr '/xesam:title"/,+2s/^ +variant +string "(.*)"$/\1/p' | tail -1 | sed 's/\&/\\&/g'| sed 's#\/#\\/#g')
+
+  echo "阮 ${*:-%artist% - %title%}" | sed "s/%artist%/$artist/g;s/%title%/$title/g;s/%album%/$album/g"i | sed "s/\&/\&/g" | sed "s#\/#\/#g"
+}
+
+main "$@"