#!/bin/bash
#
# Register an existing hydra
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public
# License along with this program.  If not, see
# <http://www.gnu.org/licenses/>.

# Load
source $APP_BASE/lib/hydra/functions || exit 1
hydra_config_load

# Command line arguments
BASEDIR="$1"
REMOTE="$2"

# Validation
if [ -z "$BASEDIR" ]; then
  echo "Usage: hydra [hydra] init <path> [remote]"
  exit 1
elif grep -q -e "^$HYDRA=" $CONFIG &> /dev/null; then
  echo "Hydra $HYDRA already defined"
  exit 1
fi

# Reparse basedir to force absolute folder
BASEDIR="`cd $BASEDIR && pwd`"

# Add entry
echo "Registering hydra $HYDRA..."
mkdir -p $BASEDIR
chmod 700 $BASEDIR
echo "$HYDRA=\"$BASEDIR\"" >> $CONFIG

# Optional remote configuration
if [ ! -z "$REMOTE" ]; then
  echo "Using $REMOTE as private gitolite address."
  echo "PRIVATE_REPOS=$REMOTE" >> $PREFERENCES
else
  # TODO: setup remotes and README content
  # No remote was given, so we assume this is a shiny new hydra!
  mkdir $BASEDIR/{config,doc}
  (
    cd $BASEDIR/config
    touch README.md
    git init
    git add .
    git commit -m "Initial import"
  )

  (
    cd $BASEDIR/doc
    touch README.md
    git init
    git add .
    git commit -m "Initial import"
  )
fi

# Sync repositories
hydra $HYDRA sync