From 2111538c0d3512cf128f9c1935e7ad040bb88986 Mon Sep 17 00:00:00 2001
From: Yigit Sever
Date: Sun, 27 Oct 2019 23:48:27 +0300
Subject: Spice up polybar

---
 .config/polybar/config##desktop.Linux.Maus |  38 +++--
 .config/polybar/pulseaudio-control.sh      | 265 +++++++++++++++++++++++++++++
 2 files changed, 292 insertions(+), 11 deletions(-)
 create mode 100755 .config/polybar/pulseaudio-control.sh

diff --git a/.config/polybar/config##desktop.Linux.Maus b/.config/polybar/config##desktop.Linux.Maus
index 7ec3156..f9686ae 100644
--- a/.config/polybar/config##desktop.Linux.Maus
+++ b/.config/polybar/config##desktop.Linux.Maus
@@ -50,9 +50,9 @@ module-margin = 1
 font-0 = scientifica:antialias=false;0
 font-1 = Lato:size=10;1
 font-2 = Raleway:size=10;1
-font-3 = FuraCode Nerd Font Mono:size=12;2
+font-3 = FuraCode Nerd Font:size=12;2
 
-modules-left = i3 pulseaudio mpd
+modules-left = i3 mpd pulseaudio-control
 modules-center = xwindow
 modules-right = focus date time xkeyboard
 
@@ -89,8 +89,8 @@ y-offset = 10
 label-padding = 1
 label-font = 1
 
-label-empty = ﳓ
-label-empty-font = 4
+label-empty = 
+label-empty-font = 3
 label-empty-padding = 5
 
 [module/xkeyboard]
@@ -101,11 +101,11 @@ blacklist-1 = scroll lock
 format = <label-layout> <label-indicator>
 format-spacing = 0
 
-format-prefix = 
+format-prefix = 
 format-prefix-padding = 1
 format-prefix-background = ${colors.blue}
 format-prefix-foreground = ${colors.foreground}
-format-prefix-font = 4
+format-prefix-font = 3
 
 label-layout = %layout%
 label-layout-padding = 1
@@ -195,7 +195,7 @@ format = <label>
 format-prefix = 
 format-prefix-background = ${colors.orange}
 format-prefix-foreground = ${colors.foreground}
-format-prefix-font = 4
+format-prefix-font = 3
 format-prefix-padding = 1
 
 label-background = ${colors.background_modules}
@@ -210,10 +210,10 @@ time = %H:%M
 label = %time%
 format = <label>
 
-format-prefix = 
+format-prefix = 
 format-prefix-background = ${colors.secondary}
 format-prefix-foreground = ${colors.foreground}
-format-prefix-font = 4
+format-prefix-font = 3
 format-prefix-padding = 1
 
 label-background = ${colors.background_modules}
@@ -226,10 +226,10 @@ interval = 5
 
 format-volume = <label-volume>
 
-format-volume-prefix = ♫
+format-volume-prefix = 
 format-volume-prefix-background = ${colors.purple}
 format-volume-prefix-foreground = ${colors.background_modules}
-format-volume-prefix-font = 4
+format-volume-prefix-font = 3
 format-volume-prefix-padding = 1
 
 label-volume = %percentage%
@@ -242,6 +242,22 @@ label-muted-background = ${colors.purple}
 label-muted-foreground = ${colors.foreground}
 label-muted-padding = 2
 
+[module/pulseaudio-control]
+type = custom/script
+tail = true
+label = %output%
+interval = 5
+
+exec = ~/.config/polybar/pulseaudio-control.sh --listen
+click-right = exec pavucontrol &
+click-left = ~/.config/polybar/pulseaudio-control.sh --togmute
+click-middle = ~/.config/polybar/pulseaudio-control.sh --change
+scroll-up = ~/.config/polybar/pulseaudio-control.sh --up
+scroll-down = ~/.config/polybar/pulseaudio-control.sh --down
+label-padding = 2
+label-foreground = ${colors.foreground_modules}
+label-background = ${colors.background_modules}
+
 [settings]
 screenchange-reload = true
 compositing-background = source
diff --git a/.config/polybar/pulseaudio-control.sh b/.config/polybar/pulseaudio-control.sh
new file mode 100755
index 0000000..7d44c43
--- /dev/null
+++ b/.config/polybar/pulseaudio-control.sh
@@ -0,0 +1,265 @@
+#!/bin/bash
+
+##################################################################
+# Polybar Pulseaudio Control                                     #
+# https://github.com/marioortizmanero/polybar-pulseaudio-control #
+##################################################################
+
+# Script configuration (more info in the README)
+OSD="no"  # On Screen Display message for KDE if enabled
+INC=2  # Increment when lowering/rising the volume
+MAX_VOL=100  # Maximum volume
+AUTOSYNC="no"  # All programs have the same volume if enabled
+VOLUME_ICONS=( " " " " " " )  # Volume icons array, from lower volume to higher
+MUTED_ICON=" "  # Muted volume icon
+MUTED_COLOR="%{F#6b6b6b}"  # Color when the audio is muted
+DEFAULT_SINK_ICON="♫ "  # The default sink icon if a custom one isn't found
+CUSTOM_SINK_ICONS=("" "" "")  # Custom sink icons in index of sink order
+NOTIFICATIONS="yes"  # Notifications when switching sinks if enabled
+SINK_BLACKLIST=(  )  # Index blacklist for sinks when switching between them
+
+# Environment constants
+LANGUAGE=en_US  # Functions of this scripts depends on English outputs of pactl
+
+# Global script variables
+isMuted="no"
+activeSink=""
+endColor="%{F-}"
+
+function getCurVol {
+    curVol=$(pacmd list-sinks | grep -A 15 'index: '"$activeSink"'' | grep 'volume:' | grep -E -v 'base volume:' | awk -F : '{print $3}' | grep -o -P '.{0,3}%'| sed s/.$// | tr -d ' ')
+}
+
+function getCurSink {
+    activeSink=$(pacmd list-sinks | awk '/* index:/{print $3}')
+}
+
+function volMuteStatus {
+    isMuted=$(pacmd list-sinks | grep -A 15 "index: $activeSink" | awk '/muted/{ print $2}')
+}
+
+function getSinkInputs {
+    inputArray=$(pacmd list-sink-inputs | grep -B 4 "sink: $1 " | awk '/index:/{print $2}')
+}
+
+function volUp {
+    getCurVol
+    maxLimit=$((MAX_VOL - INC))
+
+    if [ "$curVol" -le "$MAX_VOL" ] && [ "$curVol" -ge "$maxLimit" ]; then
+        pactl set-sink-volume "$activeSink" "$MAX_VOL%"
+    elif [ "$curVol" -lt "$maxLimit" ]; then
+        pactl set-sink-volume "$activeSink" "+$INC%"
+    fi
+
+    getCurVol
+
+    if [ ${OSD} = "yes" ]; then
+        qdbus org.kde.kded /modules/kosd showVolume "$curVol" 0
+    fi
+
+    if [ ${AUTOSYNC} = "yes" ]; then
+        volSync
+    fi
+}
+
+function volDown {
+    pactl set-sink-volume "$activeSink" "-$INC%"
+    getCurVol
+
+    if [ ${OSD} = "yes" ]; then
+        qdbus org.kde.kded /modules/kosd showVolume "$curVol" 0
+    fi
+
+    if [ ${AUTOSYNC} = "yes" ]; then
+        volSync
+    fi
+}
+
+function volSync {
+    getSinkInputs "$activeSink"
+    getCurVol
+
+    for each in $inputArray; do
+        pactl set-sink-input-volume "$each" "$curVol%"
+    done
+}
+
+function volMute {
+    case "$1" in
+        mute)
+            pactl set-sink-mute "$activeSink" 1
+            curVol=0
+            status=1
+            ;;
+        unmute)
+            pactl set-sink-mute "$activeSink" 0
+            getCurVol
+            status=0
+            ;;
+    esac
+
+    if [ ${OSD} = "yes" ]; then
+        qdbus org.kde.kded /modules/kosd showVolume ${curVol} ${status}
+    fi
+
+}
+
+function changeDevice {
+    # Treat pulseaudio sink list to avoid calling pacmd list-sinks twice
+    o_pulseaudio=$(pacmd list-sinks| grep -e 'index' -e 'device.description')
+
+    # Get all sink indices in a list
+    sinks=($(echo "$o_pulseaudio" | grep index | awk -F': ' '{print $2}'))
+
+    # Get present default sink index
+    activeSink=$(echo "$o_pulseaudio" | grep "\* index" | awk -F': ' '{print $2}')
+
+    # Set new sink index, checks that it's not in the blacklist
+    newSink=$activeSink
+
+    # Remove blacklist devices from the sink list
+    sinks=($(comm -23 <(echo "${sinks[@]}" | tr ' ' '\n' | sort) <(echo "${SINK_BLACKLIST[@]}" | tr ' ' '\n' | sort) | tr '\n' ' '))
+
+    # If the resulting list is empty, do nothing
+    if [ -z "${sinks}" ]; then exit; fi
+
+    # If the current sink is greater or equal than last one, pick the first
+    # sink in the list. Otherwise just pick the next sink avaliable.
+    if [ "${activeSink}" -ge "${sinks[-1]}" ]; then
+        newSink=${sinks[0]}
+    else
+        for sink in "${sinks[@]}"; do
+            if [ "${activeSink}" -lt "${sink}" ]; then
+                newSink=$sink
+                break
+            fi
+        done
+    fi
+
+    # The new sink is set
+    pacmd set-default-sink "${newSink}"
+
+    # Move all audio threads to new sink
+    inputs=$(pactl list sink-inputs short | cut -f 1)
+    for i in $inputs; do
+        pacmd move-sink-input "$i" "$newSink"
+    done
+
+    if [ $NOTIFICATIONS = "yes" ]; then
+        sendNotification
+    fi
+}
+
+function sendNotification {
+    o_pulseaudio=$(pacmd list-sinks| grep -e 'index' -e 'device.description')
+    deviceName=$(echo "$o_pulseaudio" | sed -n '/* index/{n;p;}' | grep -o '".*"' | sed 's/"//g')
+    notify-send "Output cycle" "Changed output to ${deviceName}" --icon=audio-headphones-symbolic
+}
+
+function listen {
+    firstrun=0
+
+    pactl subscribe 2>/dev/null | {
+        while true; do
+            {
+                # If this is the first time just continue
+                # and print the current state
+                # Otherwise wait for events
+                # This is to prevent the module being empty until
+                # an event occurs
+                if [ $firstrun -eq 0 ]
+                then
+                    firstrun=1
+                else
+                    read -r event || break
+                    if ! echo "$event" | grep -e "on card" -e "on sink" -e "on server"
+                    then
+                        # Avoid double events
+                        continue
+                    fi
+                fi
+            } &>/dev/null
+            output
+        done
+    }
+}
+
+function output() {
+    if [ -z "$(pgrep pulseaudio)" ]; then echo "Pulseaudio not running"; return 1; fi
+
+    getCurSink
+    getCurVol
+    volMuteStatus
+
+    # Fixed volume icons over max volume
+    iconsLen="${#VOLUME_ICONS[@]}"
+    if [ "$iconsLen" -ne 0 ]; then
+        volSplit=$(( MAX_VOL / iconsLen ))
+        for (( i=1; i<=iconsLen; i++ )); do
+            if (( i*volSplit >= curVol )); then
+                volIcon="${VOLUME_ICONS[$((i-1))]}"
+                break
+            fi
+        done
+    else
+        volIcon=""
+    fi
+
+    # Uses custom sink icon if the array contains one
+    sinksLen=${#CUSTOM_SINK_ICONS[@]}
+    if [ "$activeSink" -le "$((sinksLen - 1))" ]; then
+        sinkIcon=${CUSTOM_SINK_ICONS[$activeSink]}
+    else
+        sinkIcon=$DEFAULT_SINK_ICON
+    fi
+
+    # Showing the formatted message
+    if [ "${isMuted}" = "yes" ]; then
+        echo "${MUTED_COLOR}${MUTED_ICON}${curVol}%   ${sinkIcon}${activeSink}${endColor}"
+    else
+        echo "${volIcon}${curVol}% ${sinkIcon} ${activeSink}"
+    fi
+}
+
+
+getCurSink
+case "$1" in
+    --up)
+        volUp
+        ;;
+    --down)
+        volDown
+        ;;
+    --togmute)
+        volMuteStatus
+        if [ "$isMuted" = "yes" ]
+        then
+            volMute unmute
+        else
+            volMute mute
+        fi
+        ;;
+    --mute)
+        volMute mute
+        ;;
+    --unmute)
+        volMute unmute
+        ;;
+    --sync)
+        volSync
+        ;;
+    --listen)
+        # Listen for changes and immediately create new output for the bar
+        # This is faster than having the script on an interval
+        listen
+        ;;
+    --change)
+        # Changes the audio device
+        changeDevice
+        ;;
+    *)
+        # By default print output for bar
+        output
+        ;;
+esac
-- 
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