#!/bin/sh

# varables

DEBUG=${DEBUG:-""}
if [ ! -z $DEBUG ];then
  dbg_msg="Check /var/log/messages for errors."
else
  dbg_msg="Enable *DEBUG* for error log."
fi

device_addr=$1
own_name=$(basename $0)
dir=$(mkdir)/mnt/$device_addr
browser=${browser:-"xdg-open"}
count=0

# Check for kdialog

if which kdialog 1>/dev/null 2>/dev/null; then
    messagetype="kdialog"
else
    messagetype="gtkdialog"
    export p_file="progress.tmp"
    export m_file="message.tmp"
    touch $p_file
    touch $m_file
    echo "0" > $p_file 
fi

#gtkdialog abstraction

gtkbox_interactive() {
  export messagebox='
    <vbox>
    <frame Blueman Open Device.>
      <text>
	<label>Mounting Bluetooth Devive ..</label>
      </text>
      <progressbar>
	<input>progress p_file</input>  
	<action type="exit">Done.</action>
      </progressbar>
     </frame>
    </vbox>
    '
}
gtkmessage() {
	I=$IFS; IFS=""
	for STATEMENT in $(gtkdialog --center --program=messagebox); do
		eval $STATEMENT
	done
	IFS=$I
}

#gtkdialog progress counter

if [ "$messagetype" = "gtkdialog" ]; then
  progress(){
    while :
    do
      sleep 0.3
      percentage=$(cat $p_file) 
      text=$(cat $m_file)
      echo $percentage
      echo $text
      if [ $percentage = 100 ]; then
	rm *.tmp
	exit 0
      fi
   done
  }

  message(){
      echo $MSG_TXT > $m_file
  }
fi


export -f progress

# End gtkdialog abstraction

# mount function

mount_device ()
{
  i=0
  LIMIT=5
  while [ $i -lt $LIMIT ]
  do
    let count=$count+17 
    echo "$count" > $p_file
    printf "$i "
    [ ! -z $DEBUG ] && logger -i -t $own_name "Perform $i try to mount device $device_addr to $dir using obexfs"
    [ ! -z $DEBUG ] && logger -i -t $own_name "Execute: obexfs -b $device_addr -B 10 $dir"
    out=$(obexfs -b $device_addr $dir 2>&1)
    [ ! -z $DEBUG ] && logger -i -t $own_name "$out"
    mounts=$(grep $dir /proc/mounts | wc -l)
    [ ! -z $DEBUG ] && logger -i -t $own_name "Found $mounts mounted $dir inside /proc/mounts"
    
    if [ $mounts -ne 0 ] ;then
      MSG_TXT="Successfully mounted $device_addr to $dir"
      if [ $messagetype == "kdialog" ]; then
	kdialog --passivepopup "$MSG_TXT" 2
      elif [ $messagetype == "gtkdialog" ]; then
	message $"$MSG_TXT"
	echo "99" > $p_file
	sleep 2
	echo "100" > $p_file
      fi
      [ ! -z $DEBUG ] && logger -i -t $own_name "Open $dir with $browser"
      out=$($browser $dir 2>&1)
      [ ! -z $DEBUG ] && logger -i -t $own_name "$out"
      exit 0
    else
      logger -i -t $own_name "Failed to mount $device_addr to $dir from try $i "
    fi
    sleep 1
    ((i += 1))
  done
  if [ $mounts -eq 0 ] ;then
    MSG_TXT="Failed to mount $device_addr to $dir. $dbg_msg"
    if [ $messagetype == "kdialog" ]; then
      kdialog --passivepopup "$MSG_TXT" 4
    elif [ $messagetype == "gtkdialog" ]; then
      message $"$MSG_TXT"
      echo "99" > $p_file
      sleep 4
      echo "100" > $p_file
    fi
  fi
}

# unmount function

umount_device ()
{
  mounts=$(grep $dir /proc/mounts | wc -l)
  if [ $mounts -ne 0 ] ;then
    [ ! -z $DEBUG ] && logger -i -t $own_name "Perform umount of $dir if it's already mounted."
    out=$(fusermount -uz $dir 2>&1)
    [ ! -z $DEBUG ] && logger -i -t $own_name "$out"
    mounts=$(cat /proc/mounts |grep $dir|wc -l)
      if [ $mounts -eq 0 ] ;then
        [ ! -z $DEBUG ] && logger -i -t $own_name "Successfully unmounted $dir."
      else
        logger -i -t $own_name "$dir is already mounted.  Failed to umount $dir.$out.  Please perform its umount manually."
        MSG_TXT="Failed to umount $dir - $dbg_msg"
	if [ $messagetype == "kdialog" ]; then
	  kdialog --passivepopup "$MSG_TXT" 4
	elif [ $messagetype == "gtkdialog" ]; then
	  message $"$MSG_TXT"
	  echo "99" > $p_file
	  sleep 4
	  count=5
	fi
        exit
      fi
  else
    [ ! -z $DEBUG ] && logger -i -t $own_name "$dir is not mounted - no need to perform umount..."
  fi
}

# mkdir function

create_dir ()
{
  [ ! -z $DEBUG ] && logger -i -t $own_name "Create directory $dir to mount the device by bluetooth..."
  out=$(mkdir -p $dir 2>&1)
  [ ! -z $DEBUG ] && logger -i -t $own_name "$out"
}

#main

MSG_TXT="Mount device is in progress... Please wait..."
if [ $messagetype == "kdialog" ]; then
  kdialog --passivepopup "$MSG_TXT" 4
elif [ $messagetype == "gtkdialog" ]; then
  message $"$MSG_TXT"
  gtkbox_interactive
  gtkmessage&
fi

create_dir
umount_device
mount_device