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return to old scan state

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This commit is contained in:
Alexander Bocken 2021-06-29 16:40:32 +02:00
parent 2b950cf60d
commit e8681be5e7
Signed by: Alexander
GPG Key ID: 1D237BE83F9B05E8
1 changed files with 9 additions and 7 deletions
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bt
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@ -38,13 +38,15 @@ scan(){
#sets variable in case scanning was no already on before the start of bt #sets variable in case scanning was no already on before the start of bt
[ -f /tmp/bt_start_scan$$ ] || start_scan="$( date +'%s' )" [ -f /tmp/bt_start_scan$$ ] || start_scan="$( date +'%s' )"
if [ "$scanstatus" = "no" ]; then if [ "$scanstatus" = "no" ]; then
bluetoothctl scan on & echo "off"
bluetoothctl scan on 2>&1 /dev/null &
start_scan="$( date +'%s' )" start_scan="$( date +'%s' )"
fi fi
echo "$start_scan" > /tmp/bt_start_scan$$ echo "$start_scan" > /tmp/bt_start_scan$$
elif [ "$1" = off ]; then elif [ "$1" = off ]; then
if [ "$scanstatus" = "yes" ]; then if [ "$scanstatus" = "yes" ]; then
bluetoothctl scan off echo "on"
bluetoothctl scan off 2>&1 /dev/null
fi fi
fi fi
} }
@ -65,7 +67,7 @@ startup(){
if $AUTOSCAN if $AUTOSCAN
then then
power on power on
scan on scan on > /dev/null
fi fi
} }
@ -128,7 +130,7 @@ cleanup(){
pair(){ pair(){
#since this function can get called indefinitely, make sure to always be scanning and controller has power in the case that it got deactived by some other process. #since this function can get called indefinitely, make sure to always be scanning and controller has power in the case that it got deactived by some other process.
power on power on
scan on scan on > /dev/null
#check whether $SCAN_PERIOD seconds has already passed since starting scanning, if not, wait for the rest of that time. #check whether $SCAN_PERIOD seconds has already passed since starting scanning, if not, wait for the rest of that time.
start_scan="$(cat /tmp/bt_start_scan$$)" start_scan="$(cat /tmp/bt_start_scan$$)"
if [ $(( $(date +'%s') - $start_scan )) -lt $SCAN_PERIOD ]; then if [ $(( $(date +'%s') - $start_scan )) -lt $SCAN_PERIOD ]; then
@ -178,7 +180,7 @@ case $choice in
"power on") bluetoothctl power on;; "power on") bluetoothctl power on;;
"power off") bluetoothctl power off;; "power off") bluetoothctl power off;;
"scan on") bluetoothctl power on && echo power on && sleep 2 "scan on") bluetoothctl power on && echo power on && sleep 2
([ -n "$TERMINAL" ] && $TERMINAL -e bluetoothctl scan on ) || st bluetoothctl scan on;; ([ -n "$TERMINAL" ] && $TERMINAL -e bluetoothctl scan on ) || st bluetoothctl scan on > /dev/null;;
"pair") pair;; "pair") pair;;
"unpair") choice=$( echo "$paired_devices" | dmenu -l 10 -i -p 'remove which paired device?') "unpair") choice=$( echo "$paired_devices" | dmenu -l 10 -i -p 'remove which paired device?')
if [ -n "$choice" ]; then if [ -n "$choice" ]; then
@ -251,9 +253,9 @@ case $choice in
bluetoothctl disconnect "$dev_id" bluetoothctl disconnect "$dev_id"
else else
if bluetoothctl paired-devices | grep -q "$dev_id"; then if bluetoothctl paired-devices | grep -q "$dev_id"; then
scan on old_scan_state="$(scan on)"
bluetoothctl pair "$dev_id" bluetoothctl pair "$dev_id"
scan off #maybe do not force off? -> implement return codes for scan()? scan "$old_scan_state"
fi fi
bluetoothctl connect "$dev_id" bluetoothctl connect "$dev_id"
fi fi