#!/bin/sh

set -e

say() {
  msg="$@"
  if [ -t 1 ]; then
    printf "\033[1;34;49m%s\033[m\n" "$msg"
  else
    echo "$msg"
  fi
}

complain() {
  msg="$@"
  if [ -t 1 ]; then
    printf "\033[1;31;49m%s\033[m\n" "$msg"
  else
    echo "$msg"
  fi
}

run() {
  say "\$ $@"
  local rc=0
  "$@" || rc=$?
  if [ $rc -ne 0 ]; then
    complain "E: The command \"$@\" failed with status code $status, we cannot proceed."
    complain "I: If you have no idea of what went wrong, please feel free to ask for help in the Noosfero community. Check the contact information in the project website (http://noosfero.org/)."
    exit 1
  fi
}

quiet() {
  local tmpfile=$(mktemp)
  local rc=0
  "$@" > "$tmpfile" 2>&1 || rc=$?
  if [ $rc -ne 0 ]; then
    cat "$tmpfile"
  fi
  rm -f "$tmpfile"
  return $rc
}

gem_install() {
  if [ -w "$(ruby -rubygems -e 'puts Gem.dir')" ]; then
    run gem install --no-ri --no-rdoc $@
  else
    run gem install --user-install --no-ri --no-rdoc $@
  fi
}

setup_rubygems_path() {
  local dir="$(ruby -rubygems -e 'puts Gem.dir')/bin"
  if [ -d "$dir" ]; then
    export PATH="$dir:$PATH"
  fi
  local dir="$(ruby -rubygems -e 'puts Gem.user_dir')/bin"
  if [ -d "$dir" ]; then
    export PATH="$dir:$PATH"
  fi
}


force_install=false
if test "$1" = '--force-install'; then
  force_install=true
fi
if gem which system_timer >/dev/null 2>&1 && which xvfb-run >/dev/null 2>&1 && test "$force_install" = 'false'; then
  say "Assuming dependencies are already installed. Pass --force-install to force their installation"
else
  if ! which lsb_release >/dev/null 2>&1; then
    # special case Debian-based systems; in others people will have to install
    # lsb-release by themselves
    if which apt-get >/dev/null 2>&1; then
      sudo apt-get update
      sudo apt-get -y install lsb-release
    else
      complain "E: lsb_release not available! (Try installing the lsb-release package)"
      exit 1
    fi
  fi
  system=$(echo $(lsb_release -sic) | awk '{print(tolower($1) "-" tolower($2))}')
  install_script="$(dirname $0)/install-dependencies/${system}.sh"
  if test -f "$install_script"; then
    . $install_script
  else
    # FIXME the Ruby stuff could be installed with Rubygems
    # FIXME but there is not generic way to install the non-Ruby stuff
    complain "E: $install_script not found, cannot install dependencies."
    exit 1
  fi
fi

if test -e config/database.yml && test "$force_install" = 'false'; then
  say 'Not updating existent database.yml.'
  say 'If you wish to automatic reconfigure your database connection and'
  say 'recreate the database, you can delete config/database.yml and run'
  say 'this script again.'
else
  # create the database with sample data
  say 'Configuring Noosfero to use PostgreSQL, with your user.'
  run cp config/database.yml.pgsql config/database.yml
  if [ -z "$USER" ]; then
    USER=$(stat -c %U $0)
  fi
  sed -ri "s/username: noosfero/username: $USER/" config/database.yml
  sudo su - postgres -c "createuser $USER --no-superuser --createdb --no-createrole" || true
  sudo su - postgres -c "createdb noosfero_development -O $USER" || true

  run rake db:schema:load
  run rake db:data:minimal
  run rake db:test:prepare
  rails runner 'Environment.default.enable("skip_new_user_email_confirmation")'
fi

if [ ! -d locale ]; then
  run quiet rake noosfero:translations:compile
fi

# create needed directory
mkdir -p tmp/pids

# use default gitignore rules
if [ ! -f .gitignore ]; then
  ln -s gitignore.example .gitignore
fi

# you can now start the server
say "I: Congratulations, you are ready to run Noosfero."
say "I: To execute Noosfero in development mode, run \`./script/development\` and browse to http://localhost:3000"
say "I: To execute Noosfero tests, run \`rake\`."