#!/bin/bash

POSITIONAL=()
while [[ $# -gt 0 ]]
do
key="$1"

case $key in
    -m|--mac_address)
    mac_address="$2"
    shift # past argument
    shift # past value
    ;;
    -n|--device_name)
    device_name="$2"
    shift # past argument
    shift # past value
    ;;
    -t|--wait_time)
    wait_time="$2"
    shift # past argument
    shift # past value
    ;;
    *)    # unknown option
    POSITIONAL+=("$1") # save it in an array for later
    shift # past argument
    ;;
esac
done
set -- "${POSITIONAL[@]}" # restore positional parameters

#echo "mac"
#echo $mac_address

#echo "device_name"
#echo $device_name

#exit

time=30


if [[ -n  "$wait_time" ]]; then 
    
    time=$wait_time

fi


touch devices.txt


bluetoothctl scan on > devices.txt &


echo "Waiting for $time seconds."


sleep $time  #set your own delay here 

pkill bluetoothctl

sleep 10

cat devices.txt


if [[ -z  "$mac_address" ]]; then 

    echo "Device address argument was not set. Trying to find device address."

    #grep "ROBBO-R-" devices.txt

    if [[ -z  "$device_name" ]]; then 
        
         mac_addr=$(grep -m 1 "ROB-R-" devices.txt | cut -d " " -f3)

        if [[ -z  "$mac_addr" ]]; then 

            mac_addr=$(grep -m 1 "ROBBO-R-" devices.txt | cut -d " " -f3)

        fi

    else
        
        echo "Using device name to find corresponding address."

        mac_addr=$(grep -m 1 $device_name  devices.txt | cut -d " " -f3)

    fi



    echo $mac_addr


else 

    echo "Using address agrument"

    mac_addr=$mac_address


fi





#bluetoothctl pair 60:8A:10:61:AF:19 

bluetoothctl pair $mac_addr


#sudo rfcomm connect  rfcomm0 60:8A:10:61:AF:19


sudo rfcomm connect  rfcomm0 $mac_addr