#!/usr/bin/env bash

# call by install.sh

echo "resolve link"
PRG="$0"
while [ -h "$PRG" ] ; do
    lh=$(ls -ld "$PRG")
    lk=$(expr "$lh" : '.*-> \(.*\)$')
    if expr "$lk" : '/.*' > /dev/null; then
        PRG="$lk"
    else
        PRG=$(dirname "$PRG")"/$lk"
    fi
done

ROOT=$(dirname $PRG)
if [[ "$ROOT" != /* ]]; then
    ROOT=$(cd $ROOT; pwd)
fi

echo "ROOT = $ROOT"

PYTHON_EXE=python3
PYTHON_OPTIONS=-OO
FLAG_PYTHON=${FLAG_PYTHON:pyo}
FLAG_DJANGO=${FLAG_DJANGO:django}

./run-setup-python.sh $FLAG_PYTHON
[ $? -eq 0 ] || exit 1

env DOCUMENT=$DOCUMENT \
    ./run-setup-django.sh $FLAG_DJANGO
[ $? -eq 0 ] || exit 1


TARGET=/usr/local/share/BPS
STORAGE_PATH=/media/BPS

echo "modify run-data-server.sh file"
sed -e "s|^PYTHON_EXE=.*|PYTHON_EXE=$PYTHON_EXE|" \
    -e "s|^PYTHON_OPTIONS=.*|PYTHON_OPTIONS=$PYTHON_OPTIONS|" \
    -e "s|^STORAGE_PATH=.*|STORAGE_PATH=$STORAGE_PATH|" \
    -i $ROOT/bin/run-data-server.sh

echo "modify led.sh file"
sed -e "s|^PYTHON_EXE=.*|PYTHON_EXE=$PYTHON_EXE|" \
    -i $ROOT/bin/led.sh

echo "modify run-django-server.sh"
sed -e "s|^PYTHON_EXE=.*|PYTHON_EXE=$PYTHON_EXE|" \
    -e "s|^PYTHON_OPTIONS=.*|PYTHON_OPTIONS=$PYTHON_OPTIONS|" \
    -i $ROOT/bin/run-django-server.sh

echo "backup database"
if [ -f $TARGET/django/db.sqlite3 ]; then
    cp $TARGET/django/db.sqlite3 $ROOT/django/
fi

echo "move code to $TARGET"
sudo mkdir  -p  $TARGET/
sudo rm    -rf  $TARGET/*
sudo cp    -r  $ROOT/django/                           $TARGET/

if [ $FLAG_PYTHON = "pyo" ]; then
# pyo
sudo mkdir -p   $TARGET/python/
sudo cp    -r  $ROOT/python/biopro/                    $TARGET/python/
else
# pyc
sudo mkdir -p   $TARGET/python/biopro/util
sudo cp         $ROOT/python/biopro/text.py             $TARGET/python/biopro/
sudo cp         $ROOT/python/biopro/controller.py       $TARGET/python/biopro/
sudo cp         $ROOT/python/biopro/util/json.py        $TARGET/python/biopro/util/
sudo cp         $ROOT/python/biopro/util/socket.py      $TARGET/python/biopro/util/
sudo cp         $ROOT/python/biopro/util/text.py        $TARGET/python/biopro/util/
sudo cp         $ROOT/python/biopro/util/sys.py         $TARGET/python/biopro/util/
sudo cp         $ROOT/python/biopro/util/inet.py        $TARGET/python/biopro/util/
sudo cp    -r  $ROOT/python/biopro/database            $TARGET/python/biopro/
sudo cp    -r  $ROOT/PyInstaller/dist/biopro.main      $TARGET/lib/
fi

sudo cp    -r  $ROOT/python/res/                       $TARGET/python/
sudo cp       $ROOT/bin/run-data-server.sh            $TARGET/run-data-server.sh
sudo cp       $ROOT/bin/led.sh                        $TARGET/led.sh
sudo cp       $ROOT/bin/run-django-server.sh          $TARGET/run-django-server.sh

echo "move config to /etc/BPS"
sudo mkdir  -p  /etc/BPS
if [ -f /etc/BPS/default.config ]; then
echo 'copy config to default.config.new'
sudo cp       etc/BPS/default.config /etc/BPS/default.config.new
else
sudo cp       etc/BPS/default.config /etc/BPS/default.config
fi

echo "migrate database"
PYTHON_EXE="env PYTHONPATH=$TARGET/python SECRET_KEY=0 python3"
sudo $PYTHON_EXE $TARGET/django/manage.py migrate
sudo rm    -rf  $TARGET/django/__pycache__
# XXX Can biopro/database (used by django) be removed?
#if [ $FLAG_PYTHON = "pyc" ]; then
#sudo rm    -rf  $TARGET/python/biopro/database
#fi

echo "create export cache directory"
sudo mkdir -p   $STORAGE_PATH
sudo chown      $USER:$USER                     $STORAGE_PATH
sudo rm    -rf  $TARGET/django/res/static/export
sudo ln    -sf  $STORAGE_PATH/export            $TARGET/django/res/static/export

echo "create symbolic link under /usr/local/bin"
sudo mkdir -p   /usr/local/bin
sudo ln    -sf  $TARGET/run-data-server.sh      /usr/local/bin/run-data-server
sudo ln    -sf  $TARGET/run-django-server.sh    /usr/local/bin/run-django-server
sudo ln    -sf  $TARGET/led.sh                  /usr/local/bin/led

echo "install script on boot"
sudo cp       $ROOT/etc/init.d/bps-service    /etc/init.d/bps-service
sudo chmod 755  /etc/init.d/bps-service