#!/bin/bash
do {
	#////////////////////////////////////
	# DietPi JustBoom
	#
	#////////////////////////////////////
	# Created by Daniel Knight / daniel.knight@dietpi.com / dietpi.com
	#
	#////////////////////////////////////
	#
	# Info:
	# - Tweak your high-end JustBoom soundcard
	# Usage:
	# - /DietPi/dietpi/misc/dietpi-justboom
	#////////////////////////////////////

	#Import DietPi-Globals ---------------------------------------------------------------
	source /DietPi/dietpi/func/dietpi-globals
	G_CHECK_ROOT_USER
	G_CHECK_ROOTFS_RW
	export G_PROGRAM_NAME='DietPi-Justboom'
	#Import DietPi-Globals ---------------------------------------------------------------

	#/////////////////////////////////////////////////////////////////////////////////////
	#Globals
	#/////////////////////////////////////////////////////////////////////////////////////
	setvar EQ_ENABLED = '0'
	setvar SOUNDCARD_CURRENT = '0'
	setvar SOUNDCARD_CARD_INDEX = '0'
	if test -f /etc/asound.conf {

		setvar SOUNDCARD_CARD_INDEX = $(cat /etc/asound.conf | grep -m1 'card ' | awk '{print $2}')

	}

	# - MPD
	setvar OUTPUT_FREQ_CURRENT = '0'
	setvar OUTPUT_FREQ_TARGET = '0'
	setvar OUTPUT_BITRATE_CURRENT = '0'
	setvar OUTPUT_BITRATE_TARGET = '0'
	setvar SOXR_ENABLED = '0'
	setvar SOXR_QUALITY = '0'
	setvar MPD_AUDIO_BUFFER_SIZE = '0'

	setvar FP_MPD_CONF = ''/etc/mpd.conf''
	setvar MPD_INSTALLED = '0'

	if test -f $FP_MPD_CONF {

		setvar MPD_INSTALLED = '1'

	}

	# - CAVA
	setvar CAVA_ENABLED = '1'
	setvar CAVA_FRAMERATE = '0'
	setvar CAVA_COLOUR_FG = '0'
	setvar CAVA_COLOUR_BG = '0'
	setvar CAVA_BAR_GRAVITY = '0'
	setvar CAVA_BAR_WIDTH = '0'
	setvar CAVA_MAINSCREENINUSE_DISPLAYED = '0'

	setvar FP_CAVA_CONF = ""$HOME/.config/cava/config""
	setvar CAVA_INSTALLED = '0'

	if test -f $FP_CAVA_CONF {

		setvar CAVA_INSTALLED = '1'

	}

	proc Reset_Globals {


		#ALSA EQ levels
		rm "$HOME"/.alsaequal.bin &> /dev/null

		#MPD
		setvar OUTPUT_FREQ_TARGET = '44100'
		setvar OUTPUT_BITRATE_TARGET = '16'
		setvar SOXR_ENABLED = '0'
		setvar SOXR_QUALITY = ''very high''
		setvar EQ_ENABLED = '0'
		setvar MPD_AUDIO_BUFFER_SIZE = '2048'

		# - Reset CAVA config
		cp /DietPi/dietpi/conf/cava.conf "$HOME"/.config/cava/config

		setvar CAVA_ENABLED = '1'
		setvar CAVA_FRAMERATE = '30'
		setvar CAVA_COLOUR_FG = ''green''
		setvar CAVA_COLOUR_BG = ''black''
		setvar CAVA_BAR_GRAVITY = ''1.75''
		setvar CAVA_BAR_WIDTH = '2'

		# - Save changes
		Write_Apply_Globals

	}

	proc Read_Globals {

		setvar SOUNDCARD_CURRENT = $(cat /DietPi/dietpi.txt | grep -m1 'CONFIG_SOUNDCARD=' | sed 's/.*=//')

		setvar EQ_ENABLED = $(cat /etc/asound.conf | grep -ci -m1 '^pcm.plugequal')

		#MPD specific
		if (( $MPD_INSTALLED )) {

			setvar OUTPUT_FREQ_CURRENT = $(cat $FP_MPD_CONF | grep -m1 '^format' | sed 's/\"//g' | sed 's/:/ /g' | awk '{print $2}')
			setvar OUTPUT_FREQ_TARGET = "$OUTPUT_FREQ_CURRENT"
			setvar OUTPUT_BITRATE_CURRENT = $(cat $FP_MPD_CONF | grep -m1 '^format' | sed 's/\"//g' | sed 's/:/ /g' | awk '{print $3}')
			setvar OUTPUT_BITRATE_TARGET = "$OUTPUT_BITRATE_CURRENT"
			setvar SOXR_ENABLED = $(cat $FP_MPD_CONF | grep -ci -m1 '^samplerate_converter \"soxr')
			setvar SOXR_QUALITY = $(cat $FP_MPD_CONF | grep -m1 'samplerate_converter \"soxr' | sed 's/\"//g' | awk '{for(i=3;i<=NF;i++){printf "%s ", $i}; printf "\n"}' | sed 's/ *$//')
			setvar MPD_AUDIO_BUFFER_SIZE = $(cat $FP_MPD_CONF | grep -m1 '^audio_buffer_size' | awk '{print $2}' | sed 's/\"//g')

		}

		#CAVA specific
		if (( $CAVA_INSTALLED )) {

			setvar CAVA_FRAMERATE = $(cat "$FP_CAVA_CONF" | grep -m1 '^framerate =' | awk '{print $3}')
			setvar CAVA_COLOUR_BG = $(cat "$FP_CAVA_CONF" | grep -m1 '^background =' | awk '{print $3}')
			setvar CAVA_COLOUR_FG = $(cat "$FP_CAVA_CONF" | grep -m1 '^foreground =' | awk '{print $3}')
			setvar CAVA_BAR_GRAVITY = $(cat "$FP_CAVA_CONF" | grep -m1 '^gravity =' | awk '{print $3}')
			setvar CAVA_BAR_WIDTH = $(cat "$FP_CAVA_CONF" | grep -m1 '^bar_width =' | awk '{print $3}')

		}

	}

	proc Write_Apply_Globals {

		if (( $EQ_ENABLED )) {

			/DietPi/dietpi/func/dietpi-set_hardware soundcard "$SOUNDCARD_CURRENT"-eq

		} else {

			/DietPi/dietpi/func/dietpi-set_hardware soundcard $SOUNDCARD_CURRENT

		}

		#MPD specific
		if (( $MPD_INSTALLED )) {

			# - Output freq/bit
			sed -i "/^format \"/c\format \"$OUTPUT_FREQ_TARGET:$OUTPUT_BITRATE_TARGET:2\"" $FP_MPD_CONF

			if (( $SOXR_ENABLED )) {

				sed -i "/samplerate_converter \"/c\samplerate_converter \"soxr $SOXR_QUALITY\"" $FP_MPD_CONF
				sed -i "/audio_output_format \"/c\audio_output_format \"$OUTPUT_FREQ_TARGET:$OUTPUT_BITRATE_TARGET:2\"" $FP_MPD_CONF

			} else {

				sed -i "/samplerate_converter \"/c\#samplerate_converter \"soxr $SOXR_QUALITY\"" $FP_MPD_CONF
				sed -i "/audio_output_format \"/c\#audio_output_format \"$OUTPUT_FREQ_TARGET:$OUTPUT_BITRATE_TARGET:2\"" $FP_MPD_CONF

			}

			# - Buffer
			sed -i "/^audio_buffer_size \"/c\audio_buffer_size \"$MPD_AUDIO_BUFFER_SIZE\"" $FP_MPD_CONF

			systemctl restart mpd

		}

		#CAVA specific
		if (( $CAVA_INSTALLED )) {

			sed -i "/^framerate =/c\framerate = $CAVA_FRAMERATE" $FP_CAVA_CONF
			sed -i "/^background =/c\background = $CAVA_COLOUR_BG" $FP_CAVA_CONF
			sed -i "/^foreground =/c\foreground = $CAVA_COLOUR_FG" $FP_CAVA_CONF
			sed -i "/^gravity =/c\gravity = $CAVA_BAR_GRAVITY" $FP_CAVA_CONF
			sed -i "/^bar_width =/c\bar_width = $CAVA_BAR_WIDTH" $FP_CAVA_CONF

			Cava_Start

		}

		Read_Globals

	}

	proc Cava_Start {

		killall -w cava &> /dev/null

		# - Running on current screen
		if (( $CAVA_ENABLED )) {

			if test $(tty) = "/dev/tty1" {

				# - display this warning once only
				if (( ! $CAVA_MAINSCREENINUSE_DISPLAYED )) {

					whiptail --title "Main screen in use" --msgbox "To launch CAVA on the main screen, please exit $PROGRAM_NAME and run the following command:\n - cava\n\nNB: Press CTRL+C to exit cava." 12 60

					setvar CAVA_MAINSCREENINUSE_DISPLAYED = '1'

				}

			} else {

				setterm -blank 0 -powersave off <> /dev/fb2 >&0 2>&1 #Odroid 3.5 inch
				cava <> /dev/console >&0 2>&1 &

			}

		}

	}

	#/////////////////////////////////////////////////////////////////////////////////////
	# Whip
	#/////////////////////////////////////////////////////////////////////////////////////
	setvar PROGRAM_NAME = ""DietPi-JustBoom""
	setvar WHIP_QUESTION = '0'
	setvar WHIP_TITLE = '0'
	setvar CHOICE = '0'
	setvar TARGETMENUID = '0'
	setvar LAST_SELECTED_NAME = '0'

	proc Menu_Exit {

		whiptail --title "Exit $PROGRAM_NAME?" --yesno "Exit $PROGRAM_NAME?" --backtitle $PROGRAM_NAME --yes-button "Ok" --no-button "Back" --defaultno 9 55
		setvar CHOICE = ""$?
		if (( $CHOICE == 0 )) {

			#exit
			setvar TARGETMENUID = '-1'

		} else {

			#Return to Main Menu
			setvar TARGETMENUID = '0'

		}
	}

	#TARGETMENUID=0
	proc Menu_Main {

		Read_Globals

		local eq_enabled_text='Disabled'
		if (( $EQ_ENABLED )) {

			setvar eq_enabled_text = ''Enabled''

		}

		local soxr_enabled_text='Disabled'
		if (( $SOXR_ENABLED )) {

			setvar soxr_enabled_text = ''Enabled''

		}

		local whiptail_menu_array=()

		setvar whiptail_menu_array = ''("" "──── Global Options ──────────────────────────")
		setvar whiptail_menu_array = ''("ALSA Mixer" ": Launches ALSA Mixer, tweak sound card settings")
		setvar whiptail_menu_array = ''("ALSA Output Info" ": View info on current ALSA playback stream")
		setvar whiptail_menu_array = ''("EQ Enable" ": $eq_enabled_text | Select to toggle EQ")
		if (( $EQ_ENABLED )) {

			setvar whiptail_menu_array = ''("EQ Configure" ": Launches AlsaMixer to configure EQ settings")

		}

		setvar whiptail_menu_array = ''("Reset" ": Reset all options to defaults")

		#Allo Piano 2.1 specials
		if (( $(echo -e "$SOUNDCARD_CURRENT" | grep -ci -m1 'piano-dac-plus') )) {

			setvar whiptail_menu_array = ''("" "──── Allo Piano 2.1 ──────────────────────────")

			local dsp_filter=$(amixer -c $SOUNDCARD_CARD_INDEX sget "'DSP Program'" | grep 'Item0:' | sed 's/.*Item0: //')
			setvar whiptail_menu_array = ''("DSP Filter" ": $dsp_filter")

			local digital_volume_int=$(amixer -c $SOUNDCARD_CARD_INDEX sget "'Digital'" | grep 'Front Left:' | awk '{print $4}')
			local digital_volume_db=$(amixer -c $SOUNDCARD_CARD_INDEX sget "'Digital'" | grep 'Front Left:' | awk '{print $6}' | tr -d '\[\]')
			local subwoofer_mode=$(amixer -c $SOUNDCARD_CARD_INDEX sget "'Subwoofer mode'" | grep 'Item0:' | sed 's/.*Item0: //')
			local subwoofer_volume_int=$(amixer -c $SOUNDCARD_CARD_INDEX sget "'Subwoofer'" | grep 'Front Left:' | awk '{print $4}')
			local subwoofer_volume_db=$(amixer -c $SOUNDCARD_CARD_INDEX sget "'Subwoofer'" | grep 'Front Left:' | awk '{print $6}' | tr -d '\[\]')
			local subwoofer_crossover_frequency=$(amixer -c $SOUNDCARD_CARD_INDEX sget "'Lowpass'" | grep 'Item0:' | sed 's/.*Item0: //')
			local dualoutput_mode=$(amixer -c $SOUNDCARD_CARD_INDEX sget "'Dual Mode'" | grep 'Item0:' | sed 's/.*Item0: //')

			setvar whiptail_menu_array = ''("Master Volume" ": $digital_volume_int ($digital_volume_db)")

			setvar whiptail_menu_array = ''("Dual Output Mode" ": $dualoutput_mode")
			setvar whiptail_menu_array = ''("Subwoofer Mode" ": $subwoofer_mode")
			setvar whiptail_menu_array = ''("Subwoofer Volume" ": $subwoofer_volume_int ($subwoofer_volume_db)")

			# - only active with subwoofer 2.1+ modes
			if test $subwoofer_mode != '2.0' {

				setvar whiptail_menu_array = ''("Subwoofer Crossover" ": $subwoofer_crossover_frequency Hz")

			}

		}

		#MPD specific
		if (( $MPD_INSTALLED )) {

			setvar whiptail_menu_array = ''("" "──── MPD Specific ────────────────────────────")
			setvar whiptail_menu_array = ''("Output Frequency" ": $OUTPUT_FREQ_CURRENT Hz | Select to change")
			setvar whiptail_menu_array = ''("Output BitRate" ": $OUTPUT_BITRATE_CURRENT Bit | Select to change")
			setvar whiptail_menu_array = ''("Audio Buffer" ": $MPD_AUDIO_BUFFER_SIZE Bytes | Select to change")

			setvar whiptail_menu_array = ''("SOXR Enable" ": $soxr_enabled_text | Select to toggle SOXR resampling")
			if (( $SOXR_ENABLED )) {

				setvar whiptail_menu_array = ''("SOXR Quality" ": $SOXR_QUALITY | Select SOXR quality level")

			}

		}

		#CAVA specific
		if (( $CAVA_INSTALLED )) {

			setvar whiptail_menu_array = ''("" "──── CAVA Specific ───────────────────────────")
			setvar whiptail_menu_array = ''("Cava Start/Restart" ": Launch Cava on main screen")

			if (( $(ps aux | grep -ci -m1 '[c]ava') )) {

				setvar whiptail_menu_array = ''("Cava Stop" ": Stop Cava")

			}

			setvar whiptail_menu_array = ''("Cava Framerate" ": $CAVA_FRAMERATE fps | Select to change")
			setvar whiptail_menu_array = ''("Cava FG Colour" ": $CAVA_COLOUR_FG | Select to change")
			setvar whiptail_menu_array = ''("Cava BG Colour" ": $CAVA_COLOUR_BG | Select to change")
			setvar whiptail_menu_array = ''("Cava Bar Width" ": $CAVA_BAR_WIDTH | Select to change")
			setvar whiptail_menu_array = ''("Cava Bar Gravity" ": $CAVA_BAR_GRAVITY | Select to change")

		}

		setvar WHIP_QUESTION = ''Tweak your High-End Audiophile JustBoom (and others) sound card:''
		setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$LAST_SELECTED_NAME" 20 75 12 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
		setvar CHOICE = ""$?

		unset whiptail_menu_array

		if (( $CHOICE == 0 )) {

			setvar LAST_SELECTED_NAME = "$OPTION"

			if test $OPTION = "ALSA Output Info" {

				G_DIETPI-NOTIFY 3 DietPi-JustBoom "ALSA Output Info"
				local stream_result=$(cat /proc/asound/card*/pcm0p/sub0/hw_params)
				echo -e $stream_result
				echo -e ""

				if test $stream_result = "closed" {

					G_DIETPI-NOTIFY 1 "Detailed info is only available when audio is being played, play some music first!"

				}

				G_DIETPI-NOTIFY 0 "Completed, press any key to exit...\n"
				read -p "Press any key to exit..."

			} elif test $OPTION = "Subwoofer Mode" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''('2.0' ': Disables Subwoofer output')
				setvar whiptail_menu_array = ''('2.1' ': Enables Subwoofer output (mono)')
				setvar whiptail_menu_array = ''('2.2' ': Enables Subwoofer output (stereo)')

				setvar WHIP_QUESTION = ''Please select a channel mode for Subwoofer output:''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$subwoofer_mode" 13 65 3 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					amixer -c $SOUNDCARD_CARD_INDEX sset 'Subwoofer mode' $OPTION

				}

			} elif test $OPTION = "Dual Output Mode" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''('Dual-Mono' ': Enables Dual output (mono)')
				setvar whiptail_menu_array = ''('Dual-Stereo' ': Enables Dual output (stereo)')

				setvar WHIP_QUESTION = ''Please select a channel mode for Subwoofer output:''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$dualoutput_mode" 13 65 3 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					amixer -c $SOUNDCARD_CARD_INDEX sset 'Dual Mode' $OPTION

				}

			} elif test $OPTION = "Master Volume" {

				local whiptail_menu_array=()

				for ((i=206; i>=0; i--))
				do

					if (( $i == 0 )); then

						whiptail_menu_array+=("$i" 'Mute')

					elif (( $i == 206 )); then

						whiptail_menu_array+=("$i" ': Max (-0.50dB)')

					else

						whiptail_menu_array+=("$i" '')

					fi

				done

				setvar WHIP_QUESTION = ''Please select a volume level for Master output:''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$digital_volume_int" 17 65 9 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					amixer -c $SOUNDCARD_CARD_INDEX sset 'Digital' ''$OPTION''

				}

			} elif test $OPTION = "Subwoofer Volume" {

				local whiptail_menu_array=()

				for ((i=206; i>=0; i--))
				do

					if (( $i == 0 )); then

						whiptail_menu_array+=("$i" 'Mute')

					elif (( $i == 206 )); then

						whiptail_menu_array+=("$i" ': Max (-0.50dB)')

					else

						whiptail_menu_array+=("$i" '')

					fi

				done

				setvar WHIP_QUESTION = ''Please select a volume level for Subwoofer output:''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$subwoofer_volume_int" 17 65 9 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					amixer -c $SOUNDCARD_CARD_INDEX sset 'Subwoofer' ''$OPTION''

				}

			} elif test $OPTION = "Subwoofer Crossover" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''('60' 'Hz')
				setvar whiptail_menu_array = ''('70' 'Hz')
				setvar whiptail_menu_array = ''('80' 'Hz')
				setvar whiptail_menu_array = ''('90' 'Hz (Default)')
				setvar whiptail_menu_array = ''('100' 'Hz')
				setvar whiptail_menu_array = ''('110' 'Hz')
				setvar whiptail_menu_array = ''('120' 'Hz')
				setvar whiptail_menu_array = ''('130' 'Hz')
				setvar whiptail_menu_array = ''('140' 'Hz')
				setvar whiptail_menu_array = ''('150' 'Hz')
				setvar whiptail_menu_array = ''('160' 'Hz')
				setvar whiptail_menu_array = ''('170' 'Hz')
				setvar whiptail_menu_array = ''('180' 'Hz')
				setvar whiptail_menu_array = ''('190' 'Hz')
				setvar whiptail_menu_array = ''('200' 'Hz')

				setvar WHIP_QUESTION = ''Please select the lowpass crossover frequency for Subwoofer:\n\nEverything below the selected freq will be output through subwoofer out, when subwoofer mode 2.1/2.2 is selected.''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$subwoofer_crossover_frequency" 19 65 8 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					amixer -c $SOUNDCARD_CARD_INDEX sset 'Lowpass' $OPTION

				}

			} elif test $OPTION = "DSP Filter" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''('FIR interpolation with de-emphasis' '(Default)')
				setvar whiptail_menu_array = ''('Low latency IIR with de-emphasis' '')
				setvar whiptail_menu_array = ''('High attenuation with de-emphasis' '')
				setvar whiptail_menu_array = ''('Fixed process flow' '')
				setvar whiptail_menu_array = ''('Ringing-less low latency FIR' '')

				setvar WHIP_QUESTION = ''Please select a DSP Filter:''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$dsp_filter" 14 65 5 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					amixer -c $SOUNDCARD_CARD_INDEX sset 'DSP Program' $OPTION

				}

			} elif test $OPTION = "Cava Start/Restart" {

				Cava_Start

			} elif test $OPTION = "Cava Stop" {

				killall -w cava

			} elif test $OPTION = "Cava Framerate" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''("10" ": Lowest CPU usage")
				setvar whiptail_menu_array = ''("20" "")
				setvar whiptail_menu_array = ''("30" ": Default")
				setvar whiptail_menu_array = ''("40" "")
				setvar whiptail_menu_array = ''("50" "")
				setvar whiptail_menu_array = ''("60" "")
				setvar whiptail_menu_array = ''("80" "")
				setvar whiptail_menu_array = ''("100" "")
				setvar whiptail_menu_array = ''("120" ": Highest CPU usage")

				setvar WHIP_QUESTION = ''Please select a framerate:''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$CAVA_FRAMERATE" 17 65 8 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					setvar CAVA_FRAMERATE = "$OPTION"
					Write_Apply_Globals

				}

			} elif test $OPTION = "Cava Bar Width" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''("1" ": Thin (Increases total bar count)")
				setvar whiptail_menu_array = ''("2" ": Default")
				setvar whiptail_menu_array = ''("3" "")
				setvar whiptail_menu_array = ''("4" "")
				setvar whiptail_menu_array = ''("5" "")
				setvar whiptail_menu_array = ''("6" "")
				setvar whiptail_menu_array = ''("8" ": Thick (Lowers total bar count)")

				setvar WHIP_QUESTION = ''Please select a bar width:\n - The size of the bars affects how many are displayed''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$CAVA_BAR_WIDTH" 17 65 8 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					setvar CAVA_BAR_WIDTH = "$OPTION"
					Write_Apply_Globals

				}

			} elif test $OPTION = "Cava FG Colour" || test $OPTION = "Cava BG Colour"  {

				local apply_fg_colour=0
				local default_item="$CAVA_COLOUR_BG"
				if test $OPTION = "Cava FG Colour" {

					setvar apply_fg_colour = '1'
					setvar default_item = "$CAVA_COLOUR_FG"

				}

				local whiptail_menu_array=()
				setvar whiptail_menu_array = ''("green" "")
				setvar whiptail_menu_array = ''("red" "")
				setvar whiptail_menu_array = ''("yellow" "")
				setvar whiptail_menu_array = ''("magenta" "")
				setvar whiptail_menu_array = ''("cyan" "")
				setvar whiptail_menu_array = ''("white" "")
				setvar whiptail_menu_array = ''("blue" "")
				setvar whiptail_menu_array = ''("black" "")

				setvar WHIP_QUESTION = ''Please select a colour:''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$default_item" 17 65 8 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					if (( $apply_fg_colour )) {

						setvar CAVA_COLOUR_FG = "$OPTION"

					} else {

						setvar CAVA_COLOUR_BG = "$OPTION"

					}

					Write_Apply_Globals

				}

			} elif test $OPTION = "Cava Bar Gravity" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''("0.1" ": Slow drop off speed")
				setvar whiptail_menu_array = ''("0.25" "")
				setvar whiptail_menu_array = ''("0.5" "")
				setvar whiptail_menu_array = ''("0.75" "")
				setvar whiptail_menu_array = ''("1" "")
				setvar whiptail_menu_array = ''("1.25" "")
				setvar whiptail_menu_array = ''("1.5" "")
				setvar whiptail_menu_array = ''("1.75" ": Default")
				setvar whiptail_menu_array = ''("2" ": High drop off speed")

				setvar WHIP_QUESTION = ''Please select a gravity level (drop off speed) for the bars:\n - Higher values means bars will drop faster.''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$CAVA_BAR_GRAVITY" 17 65 8 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					setvar CAVA_BAR_GRAVITY = "$OPTION"
					Write_Apply_Globals

				}

			} elif test $OPTION = "EQ Configure" {

				if (( $EQ_ENABLED == 1 )) {

					whiptail --title "ALSA EQ" --msgbox "The ALSA EQ mixer will now be launched, when finished, press F10 or ESC to exit." 8 60
					alsamixer -D eq

				}

			} elif test $OPTION = "ALSA Mixer" {

				whiptail --title "ALSA Mixer" --msgbox "ALSA Mixer will now be launched, when finished, press F10 or ESC to exit." 8 60
				alsamixer

			} elif test $OPTION = "EQ Enable" {

				((EQ_ENABLED++))
				if (( $EQ_ENABLED > 1 )) {

					setvar EQ_ENABLED = '0'

				}

				Write_Apply_Globals

			} elif test $OPTION = "SOXR Enable" {

				((SOXR_ENABLED++))
				if (( $SOXR_ENABLED > 1 )) {

					setvar SOXR_ENABLED = '0'

				}

				Write_Apply_Globals

			} elif test $OPTION = "SOXR Quality" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''("very high" ": Highest quality, highest CPU usage")
				setvar whiptail_menu_array = ''("high" ": Default quality, medium CPU usage")
				setvar whiptail_menu_array = ''("low" ": Lowest quality, minimal CPU usage")

				setvar WHIP_QUESTION = ''Select a SOXR Quality level:''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$SOXR_QUALITY" 11 70 3 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					setvar SOXR_QUALITY = "$OPTION"
					Write_Apply_Globals

				}

			} elif test $OPTION = "Audio Buffer" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''("128" ": Lowest latency (may cause buffer under/overruns)")
				setvar whiptail_menu_array = ''("192" ":")
				setvar whiptail_menu_array = ''("256" ":")
				setvar whiptail_menu_array = ''("384" ":")
				setvar whiptail_menu_array = ''("512" ":")
				setvar whiptail_menu_array = ''("1024" ":")
				setvar whiptail_menu_array = ''("2048" ": Default")
				setvar whiptail_menu_array = ''("4096" ": Highest latency")

				setvar WHIP_QUESTION = ''Select an Audio buffer size (bytes):''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$MPD_AUDIO_BUFFER_SIZE" 16 70 8 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					setvar MPD_AUDIO_BUFFER_SIZE = "$OPTION"
					Write_Apply_Globals

				}

			} elif test $OPTION = "Output Frequency" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''("384000" ": 384kHz (highest quality)")
				setvar whiptail_menu_array = ''("352800" ": 352kHz")
				setvar whiptail_menu_array = ''("192000" ": 192kHz")
				setvar whiptail_menu_array = ''("96000" ": 96kHz")
				setvar whiptail_menu_array = ''("88200" ": 88.2kHz")
				setvar whiptail_menu_array = ''("64000" ": 64kHz")
				setvar whiptail_menu_array = ''("48000" ": 48kHz (HDMI standard)")
				setvar whiptail_menu_array = ''("44100" ": 44.1kHz (music standard)")

				setvar WHIP_QUESTION = ''Select an Output Frequency:''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$OUTPUT_FREQ_CURRENT" 16 70 8 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					setvar OUTPUT_FREQ_TARGET = "$OPTION"
					Write_Apply_Globals

				}

			} elif test $OPTION = "Output BitRate" {

				local whiptail_menu_array=()

				setvar whiptail_menu_array = ''("32" ": (highest quality, recommended)")
				setvar whiptail_menu_array = ''("24" ": ")
				setvar whiptail_menu_array = ''("16" ": (CD audio quality)")

				setvar WHIP_QUESTION = ''Select an Output BitRate:''
				setvar OPTION = $(whiptail --title "$PROGRAM_NAME" --backtitle "$PROGRAM_NAME" --menu "$WHIP_QUESTION" --cancel-button "Exit" --default-item "$OUTPUT_BITRATE_CURRENT" 11 70 3 "${whiptail_menu_array[@]}" 3>&1 1>&2 2>&3)
				setvar CHOICE = ""$?

				unset whiptail_menu_array

				if (( $CHOICE == 0 )) {

					setvar OUTPUT_BITRATE_TARGET = "$OPTION"
					Write_Apply_Globals

				}

			} elif test $OPTION = "Reset" {

				Reset_Globals

			}

		} else {

			Menu_Exit

		}

	}

	#/////////////////////////////////////////////////////////////////////////////////////
	# Main Loop
	#/////////////////////////////////////////////////////////////////////////////////////
	#-----------------------------------------------------------------------------------
	Read_Globals

	#-----------------------------------------------------------------------------------
	while (( $TARGETMENUID >= 0 ))
	{

		if (( $TARGETMENUID == 0 )) {

			Menu_Main

		}

	}
	#-----------------------------------------------------------------------------------
	exit
	#-----------------------------------------------------------------------------------
}