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#!/bin/bash
set -eu
# shellcheck disable=2034
description="audio/sound manager"
export FUZL_PROMPT=audm
export FUZL_ICON=
. libfuzl.sh
main() {
local sink source
sink=$(inspect_node '@DEFAULT_SINK@' | awk -F\\t '{print $2}')
fuzl_action_add 'change_sink' "" "$sink"
source=$(inspect_node '@DEFAULT_SOURCE@' | awk -F\\t '{print $2}')
fuzl_action_add 'change_source' "" "$source"
fuzl_action_add 'change_profile' "" "Change profile"
fuzl_action_menu || exit 1
}
#
# helpers
#
inspect_node() {
local nid
nid=$(wpctl inspect "${1:?}" | awk '/^id/{match($0,/[0-9]+,/); print substr($0,RSTART,RLENGTH-1);}')
test -n "$nid" || exit 1 # TODO handle error
pw-dump | jq -r --argjson nid "$nid" \
'.[]|select(.id==$nid)|.info.props|[.["object.id"],.["node.description"],.["node.name"]]|join("\t")'
}
list_nodes() {
pw-dump | jq -rc --arg class "${1:?}" \
'.[]|select((.info.props["media.class"]//"")|test($class))|.info.props|[.["object.id"],.["node.description"],.["node.name"]]|join("\t")'
}
#
# actions
#
audm_change_sink() {
local id
id=$(list_nodes 'Audio/Sink' |
FUZL_PROMPT='sink' fuzl_menu $FUZL_MENU_FILTER --with-nth='{2} [{3}]' --accept-nth=1)
test -n "$id" || main
fuzl_try -- wpctl set-default "$id"
}
audm_change_source() {
local id
id=$(list_nodes 'Audio/Source' |
FUZL_PROMPT='source' fuzl_menu $FUZL_MENU_FILTER --with-nth='{2} [{3}]' --accept-nth=1)
test -n "$id" || main
fuzl_try -- wpctl set-default "$id"
}
audm_change_profile() {
local device did dname profile
device=$(pw-dump | jq -rc --arg class "Audio/Device" \
'.[]|select((.info.props["media.class"]//"")|test($class))|.info.props|[.["object.id"],.["device.description"],.["device.nick"]]|join("\t")' |
FUZL_PROMPT='device' fuzl_menu $FUZL_MENU_FILTER --with-nth='{2} {3}' --accept-nth='{1}\t{2}')
test -n "$device" || main
did=$(printf %s "$device" | awk -F\\t '{print $1}')
dname=$(printf %s "$device" | awk -F\\t '{print $2}')
profile=$(pw-dump | jq -r --argjson did "$did" \
'.[]|select(.id==$did)|.info.params.EnumProfile[]|[.index,.description]|join("\t")' |
FUZL_PROMPT="profile ($dname)" fuzl_menu $FUZL_MENU_FILTER --with-nth=2 --accept-nth=1)
test -n "$profile" || audm_change_profile
fuzl_try -- wpctl set-profile "$did" "$profile"
}
main
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