#!/bin/bash

if [ -z $1 ]; then
    echo "*** Please pass an argument which means plugin name. ***"
    exit 1
fi

PLUGIN_NAME="$1"
PLUGIN_ROOT="$2"
CXX_GENERATOR_ROOT="$3"
INI_NAME="$PLUGIN_NAME.ini"
OUTPUT_FILENAME="jsb_"$PLUGIN_NAME"_auto"

echo "--------------"
echo "plugin name: $PLUGIN_NAME"
echo "ini filename: $INI_NAME"
echo "output filename: $OUTPUT_FILENAME"
echo "--------------"

# exit this script if any commmand fails
set -e

# read user.cfg if it exists and is readable

_CFG_FILE=$(dirname "$0")"/user.cfg"
if [ -f "$_CFG_FILE" ]
then
    [ -r "$_CFG_FILE" ] || die "Fatal Error: $_CFG_FILE exists but is unreadable"
    . "$_CFG_FILE"
fi

# paths

if [ -z "${NDK_ROOT+aaa}" ]; then
# ... if NDK_ROOT is not set, use "$HOME/bin/android-ndk"
    NDK_ROOT="$HOME/bin/android-ndk"
fi

if [ -z "${CLANG_ROOT+aaa}" ]; then
# ... if CLANG_ROOT is not set, use "$NDK_ROOT/toolchains/llvm-3.3/prebuilt/darwin-x86_64"
    CLANG_ROOT="$NDK_ROOT/toolchains/llvm-3.4/prebuilt/darwin-x86_64"
fi

if [ -z "${PYTHON_BIN+aaa}" ]; then
# ... if PYTHON_BIN is not set, use "/usr/bin/python2.7"
    PYTHON_BIN="/usr/bin/python2.7"
fi

# find current dir
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

# paths with defaults hardcoded to relative paths

if [ -z "${PLUGINX_ROOT+aaa}" ]; then
    PLUGINX_ROOT="$DIR/../.."
fi

if [ -z "${CXX_GENERATOR_ROOT+aaa}" ]; then
    CXX_GENERATOR_ROOT="$DIR/../../../tools/bindings-generator"
fi

if [ -z "${TOJS_ROOT+aaa}" ]; then
    TO_JS_ROOT="$DIR/tojs"
fi

echo "Paths"
echo "    NDK_ROOT: $NDK_ROOT"
echo "    CLANG_ROOT: $CLANG_ROOT"
echo "    PYTHON_BIN: $PYTHON_BIN"
echo "    PLUGINX_ROOT: $PLUGINX_ROOT"
echo "    CXX_GENERATOR_ROOT: $CXX_GENERATOR_ROOT"
echo "    TO_JS_ROOT: $TO_JS_ROOT"

# write userconf.ini

_CONF_INI_FILE="$PWD/userconf.ini"
if [ -f "$_CONF_INI_FILE" ]
then
    rm "$_CONF_INI_FILE"
fi

_CONTENTS=""
_CONTENTS+="[DEFAULT]"'\n'
_CONTENTS+="androidndkdir=$NDK_ROOT"'\n'
_CONTENTS+="clangllvmdir=$CLANG_ROOT"'\n'
_CONTENTS+="pluginxdir=$PLUGINX_ROOT"'\n'
_CONTENTS+="cxxgeneratordir=$CXX_GENERATOR_ROOT"'\n'
echo 
echo "generating userconf.ini..."
echo ---
echo -e "$_CONTENTS"
echo -e "$_CONTENTS" > "$_CONF_INI_FILE"
echo ---

# Generate bindings for plugin-x $PLUGIN_NAME
echo "Generating bindings for plugin-x $PLUGIN_NAME..."
set -x
mv $CXX_GENERATOR_ROOT/targets/spidermonkey/conversions.yaml $CXX_GENERATOR_ROOT/targets/spidermonkey/conversions.yaml.backup
cp conversions.yaml $CXX_GENERATOR_ROOT/targets/spidermonkey

LD_LIBRARY_PATH=${CXX_GENERATOR_ROOT}/libclang \
$PYTHON_BIN ${CXX_GENERATOR_ROOT}/generator.py -t spidermonkey ${TO_JS_ROOT}/$INI_NAME -s $PLUGIN_NAME -o $PLUGINX_ROOT/jsbindings/auto -n $OUTPUT_FILENAME

mv $CXX_GENERATOR_ROOT/targets/spidermonkey/conversions.yaml.backup $CXX_GENERATOR_ROOT/targets/spidermonkey/conversions.yaml

# modify the include file 
# #include "cocos2d_specifics.hpp" -->
# #include "jsb_pluginx_spidermonkey_specifics.h"
# #include "jsb_pluginx_basic_conversions.h"

./modify_include.sed $PLUGINX_ROOT/jsbindings/auto/$OUTPUT_FILENAME.cpp > $PLUGINX_ROOT/jsbindings/auto/$OUTPUT_FILENAME.cpp.origin
mv $PLUGINX_ROOT/jsbindings/auto/$OUTPUT_FILENAME.cpp.origin $PLUGINX_ROOT/jsbindings/auto/$OUTPUT_FILENAME.cpp