#!/bin/bash

set -e
set -u

my_tmp=$(mktemp -d)
my_app_name=walnut
my_app_pkg_name=com.daplie.walnut.web

### IMPORTANT ###
###  VERSION  ###
#my_app_ver="v1.1"
my_app_ver="installer-v2"
my_launchpad_ver="v1.2"
my_azp_oauth3_ver="v1.1.3"
my_iss_oauth3_rest_ver="v1.2.0"
my_iss_oauth3_pages_ver="v1.2.1"
my_www_daplie_ver=v1.0.15
export NODE_VERSION="v8.9.0"
#################
export NODE_PATH=$my_tmp/opt/$my_app_name/lib/node_modules
export PATH=$PATH:$my_tmp/opt/$my_app_name/bin/
export NPM_CONFIG_PREFIX=$my_tmp/opt/$my_app_name
my_npm="$NPM_CONFIG_PREFIX/bin/npm"
#################



my_app_dir=$my_tmp
# TODO un-hardcode core at al
#my_app_dist=$my_tmp/opt/$my_app_name/lib/node_modules/$my_app_name/dist
my_app_dist=$my_tmp/opt/$my_app_name/core/dist
git_base="https://git.daplie.com/Daplie/walnut.js.git"
installer_base="https://git.daplie.com/Daplie/walnut.js/raw/$my_app_ver"



#
# Install to tmp location, then move to /opt
#
echo "Installing to $my_tmp (will be moved after install)"
#mkdir -p $my_tmp/opt/$my_app_name/lib/node_modules/$my_app_name
mkdir -p $my_tmp/opt/$my_app_name/lib/node_modules/$my_app_name
#git clone $git_base $my_tmp/opt/$my_app_name/lib/node_modules/$my_app_name
git clone $git_base $my_tmp/opt/$my_app_name/core
#pushd $my_tmp/opt/$my_app_name/lib/node_modules/$my_app_name
pushd $my_tmp/opt/$my_app_name/core
  git checkout $my_app_ver

  mkdir -p $my_tmp/{etc,opt,srv,var}/$my_app_name
  mkdir -p "$my_tmp/var/log/$my_app_name"
  mkdir -p "$my_tmp/opt/$my_app_name"/{bin,config,core,etc,lib,node_modules,var}
  ln -s ../core/bin/$my_app_name.js $my_tmp/opt/$my_app_name/bin/$my_app_name
  ln -s ../core/bin/$my_app_name.js $my_tmp/opt/$my_app_name/bin/$my_app_name.js
  #ln -s ../lib/node_modules/$my_app_name/bin/$my_app_name.js $my_tmp/opt/$my_app_name/bin/$my_app_name
  #ln -s ../lib/node_modules/$my_app_name/bin/$my_app_name.js $my_tmp/opt/$my_app_name/bin/$my_app_name.js
  mkdir -p "$my_tmp/opt/$my_app_name"/packages/{api,pages,rest,services}
  mkdir -p "$my_tmp/opt/$my_app_name"/etc/client-api-grants
  # TODO move packages and sites to /srv, grants to /etc
  ln -s ../etc/client-api-grants "$my_tmp/opt/$my_app_name"/packages/client-api-grants
  mkdir -p "$my_tmp/opt/$my_app_name"/var/sites
  ln -s ../var/sites "$my_tmp/opt/$my_app_name"/packages/sites
  mkdir -p "$my_tmp/etc/$my_app_name"
  chmod 775 "$my_tmp/etc/$my_app_name"
  cat "$my_app_dist/etc/$my_app_name/$my_app_name.example.yml" > "$my_tmp/etc/$my_app_name/$my_app_name.example.yml"
  chmod 664 "$my_tmp/etc/$my_app_name/$my_app_name.example.yml"
  mkdir -p $my_tmp/var/log/$my_app_name



  #
  # Helpers
  #
  source ./installer/sudo-cmd.sh
  source ./installer/http-get.sh



  #
  # Dependencies
  #
  echo $NODE_VERSION > /tmp/NODEJS_VER
  # This will read the NODE_* and PATH variables set previously, as well as /tmp/NODEJS_VER
  http_bash "https://git.coolaj86.com/coolaj86/node-installer.sh/raw/v1.1/install.sh"
  $my_npm install -g npm@4
  $my_npm install -g bower
  touch $my_tmp/opt/$my_app_name/.bowerrc
  echo '{ "allow_root": true }' > $my_tmp/opt/$my_app_name/.bowerrc

  #pushd $my_tmp/opt/$my_app_name/lib/node_modules/$my_app_name
  pushd $my_tmp/opt/$my_app_name/core
    mkdir -p ../node_modules
    ln -s ../node_modules node_modules
    $my_npm install
  popd

  git clone https://git.daplie.com/Daplie/walnut_launchpad.git $my_tmp/opt/$my_app_name/core/lib/walnut@daplie.com/setup
  pushd $my_tmp/opt/$my_app_name/core/lib/walnut@daplie.com/setup
    git pull
    git checkout $my_launchpad_ver

    git clone https://git.daplie.com/OAuth3/oauth3.js.git ./assets/oauth3.org
    pushd assets/oauth3.org
      git checkout $my_azp_oauth3_ver
    popd
  popd

  pushd $my_tmp/opt/$my_app_name/packages
    git clone https://git.daplie.com/OAuth3/issuer_oauth3.org.git rest/issuer@oauth3.org
    pushd rest/issuer@oauth3.org/
        git checkout $my_iss_oauth3_rest_ver
        $my_npm install
    popd

    git clone https://git.daplie.com/OAuth3/org.oauth3.git pages/issuer@oauth3.org
    pushd pages/issuer@oauth3.org
      git checkout $my_iss_oauth3_pages_ver
      bash ./install.sh

      pushd ./assets/oauth3.org
        git checkout $my_azp_oauth3_ver
      popd
    popd

    git clone https://git.daplie.com/Daplie/walnut_rest_www_daplie.com.git rest/www@daplie.com
    pushd rest/www@daplie.com
      git checkout $my_www_daplie_ver
      $my_npm install
    popd
  popd



  #
  # System Service
  #
  source ./installer/my-root.sh
  echo "Pre-installation to $my_tmp complete, now installing to $my_root/ ..."
  set +e
  if type -p tree >/dev/null 2>/dev/null; then
    #tree -I "node_modules|include|share" $my_tmp
    tree -L 6 -I "include|share|npm" $my_tmp
  else
    ls $my_tmp
  fi
  set -e

  source ./installer/my-user-my-group.sh
  echo "User $my_user Group $my_group"

  $sudo_cmd chown -R $my_user:$my_group $my_tmp
  rsync -a $my_tmp/ $my_root/
  rsync -a --ignore-existing $my_app_dist/etc/$my_app_name/$my_app_name.yml $my_root/etc/$my_app_name/$my_app_name.yml
  source ./installer/install-system-service.sh

  # Change to admin perms
  $sudo_cmd chown -R $my_user:$my_group $my_root/opt/$my_app_name
  $sudo_cmd chown -R $my_user:$my_group $my_root/var/www $my_root/srv/www

  # make sure the files are all read/write for the owner and group, and then set
  # the setuid and setgid bits so that any files/directories created inside these
  # directories have the same owner and group.
  $sudo_cmd chmod -R ug+rwX /opt/$my_app_name
  find /opt/$my_app_name -type d -exec $sudo_cmd chmod ug+s {} \;
popd


rm -rf $my_tmp

echo ""
echo "You must have some set of domain set up to properly use goldilocks+walnut:"
echo ""
echo "  example.com"
echo "  www.example.com"
echo "  api.example.com"
echo "  assets.example.com"
echo "  cloud.example.com"
echo "  api.cloud.example.com"
echo ""
echo "Check the WALNUT README.md for more info and how to set up /etc/goldilocks/goldilocks.yml"
echo ""
echo "Unistall: rm -rf /srv/walnut/ /var/walnut/ /etc/walnut/ /opt/walnut/ /var/log/walnut/ /etc/systemd/system/walnut.service"