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#!/bin/sh
#
# Toggle between the Headset (HSP/HFP) and High Fidelity profiles using PipeWire
#
# Usage: ./toggle_pw_headset {cycle|a2dp|headset}
################################################################################
DEVICES="$(pw-dump | jq 'map(select(.info.props."device.bus" == "bluetooth"))')"
NAME="$(echo "$DEVICES" | jq -r 'map(.info.props."device.alias")[]')"
NDEVS="$(echo "$NAME" | wc -l)"
if [ "$NDEVS" -ne 1 ]; then
echo "ERROR: there should be 1 device, found $NDEVS:\n"
echo "${NAME}"
exit 1
fi
DEVID="$(pw-dump | jq -r ".[] | select(.info.props.\"device.alias\" == \"$NAME\").id")"
PARAMS="$(pw-dump | jq -r ".[] | select(.info.props.\"device.alias\" == \"$NAME\").info.params")"
CURPROFS="$(echo "$PARAMS" | jq -r '.Profile | map(.name) | .[]')"
PROFILES="$(echo "$PARAMS" | jq -r ".EnumProfile | map(select(.available == \"yes\") | \"\(.priority)\t\(.index)\t\(.name)\") | .[]" | sort -rhk1)"
BEST_A2DP="$(echo "$PROFILES" | grep -m1 a2dp)"
BEST_HEADSET="$(echo "$PROFILES" | grep -m1 headset)"
cat >&2 <<EOF
NAME: $NAME
DEVID: $DEVID
CURPROF: $CURPROFS
PROFILES:
prio idx name
$PROFILES
BEST PROFILES:
prio idx name
$BEST_A2DP
$BEST_HEADSET
EOF
usage() {
echo "Usage: $0 {cycle|a2dp|headset}"
exit 0
}
case "$1" in
cycle)
if echo "$CURPROFS" | grep -iq a2dp; then
newprof=headset
else
newprof=a2dp
fi
;;
a2dp)
newprof=a2dp;;
headset)
newprof=headset;;
*)
usage
;;
esac
if [ "$newprof" = "headset" ]; then
newprofidx="$(echo "$BEST_HEADSET" | cut -f2)"
newprofname="$(echo "$BEST_HEADSET" | cut -f3)"
elif [ "$newprof" = "a2dp" ]; then
newprofidx="$(echo "$BEST_A2DP" | cut -f2)"
newprofname="$(echo "$BEST_A2DP" | cut -f3)"
fi
echo "[$NAME] Setting profile to '$newprofname' (idx $newprofidx)..."
wpctl set-profile "$DEVID" "$newprofidx"
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