#!/bin/bash

set -xi

PLATFORM_TOOLS_DIR=$HOME/android-toolchain/sdk/platform-tools

shell()
{
  $PLATFORM_TOOLS_DIR/adb -s "$DEVICE" shell "$@"
}

while getopts "d:" option ; do
    case "$option" in
		d)
			DEVICE=$OPTARG
			shift 2
			;;
	esac
done

# Directory with lldb binaries/debug servers
LLDB_MONO_DIR=`dirname $0`
NOW=`date +%s`

if [ "$DEVICE" = "" ]; then
  DEVICE_COUNT=`$PLATFORM_TOOLS_DIR/adb devices | grep 'device$' | wc -l`
  if [ $DEVICE_COUNT -eq 1 ]; then
    DEVICE=`$PLATFORM_TOOLS_DIR/adb devices | grep 'device$' | awk -F"\t+" '{print $1}'`
  fi
fi
echo "Device: $DEVICE"

SOCK="platform-${NOW}.sock"
ARCH=$(shell "getprop ro.product.cpu.abi" | tr -d '\r')

LLDB_SERVER_ARCH=$ARCH
if [ "$ARCH" = "armeabi-v7a" ]; then
  LLDB_SERVER_ARCH="armeabi"
fi

echo "Architecture: $ARCH"

#LLDB_DIR=$HOME/Library/Android/sdk/lldb/2.2/android
LLDB_DIR=$LLDB_MONO_DIR/android

R_TMP=/data/local/tmp
LLDB=/data/data/org.mono.android.AndroidTestRunner/lldb
LLDB_BIN=$LLDB/bin
LLDB_SERVER=$LLDB_BIN/lldb-server
START_SERVER=$LLDB_BIN/start_lldb_server.sh
LLDB_LOCAL_SERVER=$LLDB_DIR/$LLDB_SERVER_ARCH/lldb-server

if [ ! -f $LLDB_LOCAL_SERVER ]; then
	echo "Unable to find llvm-server binary at $LLDB_LOCAL_SERVER."
	exit 1
fi

echo "Copying lldb-server to device..."
$PLATFORM_TOOLS_DIR/adb -s "$DEVICE" push $LLDB_DIR/$LLDB_SERVER_ARCH/lldb-server $R_TMP
$PLATFORM_TOOLS_DIR/adb -s "$DEVICE" push $LLDB_DIR/start_lldb_server.sh $R_TMP

$PLATFORM_TOOLS_DIR/adb -s "$DEVICE" shell 'setprop debug.mono.lldb wait:`date +%s`'
$PLATFORM_TOOLS_DIR/adb -s "$DEVICE" shell 'setprop debug.mono.debug 1'
# FIXME: Add to it
$PLATFORM_TOOLS_DIR/adb -s "$DEVICE" shell 'setprop debug.mono.env MONO_LLDB=1'

echo "Starting app..."
shell "am instrument org.mono.android.AndroidTestRunner/org.mono.android.AndroidRunner "
shell "run-as org.mono.android.AndroidTestRunner mkdir -p $LLDB_BIN"
shell "rm -f $LLDB_SERVER"
shell "cat $R_TMP/lldb-server | run-as org.mono.android.AndroidTestRunner sh -c \"cat > $LLDB_SERVER && chmod 700 $LLDB_SERVER\""
shell "cat $R_TMP/start_lldb_server.sh | run-as org.mono.android.AndroidTestRunner sh -c \"cat > $START_SERVER && chmod 700 $START_SERVER\""

echo "Waiting for app to start..."

for i in 1 2 3 4 5; do
	PID=$(shell "ps" | grep "org.mono.android.AndroidTestRunner\s*$" | awk -F' +' '{print $2}')

	if [ "$PID" != "" ]; then
		break
	fi
	sleep 1
done

if [ "$PID" == "" ]; then
	echo "Can't find process pid."
	exit 1
fi
echo "pid == $PID"

START_FILE=/tmp/lldb_commands.$NOW
echo "platform select remote-android
platform connect unix-abstract-connect://[$DEVICE]$LLDB/tmp/$SOCK
settings set auto-confirm true
settings set plugin.symbol-file.dwarf.comp-dir-symlink-paths /proc/self/cwd
process attach -p $PID
p (void)monodroid_clear_lldb_wait()
$COMMANDS" > $START_FILE

echo -n "Starting lldb server in the background"
shell "run-as org.mono.android.AndroidTestRunner $START_SERVER $LLDB unix-abstract $LLDB/tmp $SOCK \"lldb process:gdb-remote packets\""&
for i in {1..5}; do
  echo -n ' .'
  sleep 1
done
echo " done."

declare -a PIDS=( `pgrep -P $!` "$!" )

$LLDB_MONO_DIR/lldb -s $START_FILE

rm $START_FILE
kill "${PIDS[@]}"