#!/bin/sh

set -e

_cmd_su="su --login $_user -c"
_site_path="/home/$_user/$_hugo_site_name"
_theme_path="$_site_path/themes/$_hugo_theme_name"
_serve_script_path="$_site_path/hugo-serve.sh"
_build_script_path="$_site_path/hugo-build.sh"

if ! command -v hugo ; then
  if command -v apt-get ; then
    wget https://github.com/gohugoio/hugo/releases/download/v"$_hugo_version"/hugo_extended_"$_hugo_version"_"$_hugo_distro"bit.deb -O /tmp/hugo.deb
    apt-get install /tmp/hugo.deb
  else
    echo 'hugo.sh: Error - no installation method available for `hugo` executable'
    exit 1;
  fi
fi

if command -v yarn ; then
  $_cmd_su 'yarn global add postcss-cli autoprefixer'
else
  echo 'hugo.sh: Error - `yarn` executable not found'
  exit 1
fi

$_cmd_su "cd ~ && hugo new site $_hugo_site_name"
$_cmd_su "cd $_site_path && git init"
$_cmd_su "echo '/themes/' >> $_site_path/.gitignore"
$_cmd_su "echo 'node_modules/' >> $_site_path/.gitignore"
$_cmd_su "cd $_site_path && git add . && git commit -m 'initial commit'"

echo '#!/bin/sh' > "$_serve_script_path"
echo 'echo "sudo required to bind to port 80"' >> "$_serve_script_path"
echo "sudo hugo server -D --bind=0.0.0.0 --baseURL=http://$_url -p80" >> "$_serve_script_path"
chown "$_user": "$_serve_script_path"
chmod +x "$_serve_script_path"

cat << EOF > "$_build_script_path"
#!/bin/sh

touch ./public
rm -R ./public
hugo -v
EOF
chown "$_user": "$_build_script_path"
chmod +x "$_build_script_path"

if [ -n "$_hugo_theme_git_url" ] ; then
  $_cmd_su "git clone $_hugo_theme_git_url $_theme_path"

  $_cmd_su " rm -Rf $_theme_path/.git"
  $_cmd_su "cd $_theme_path && git init"

  $_cmd_su "cd $_theme_path && yarn install"
  echo "theme = \"$_hugo_theme_name\"" >> $_site_path/config.toml

  $_cmd_su "echo 'node_modules/' >> $_theme_path/.gitignore"
  $_cmd_su "cd $_theme_path && git add . && git commit -m 'initial commit'"
else
  _theme_path='No theme installed'
fi

echo ''
echo '#################################################################################################'
echo ''
tee $_site_path/README.txt << EOF
Site directory:         $_site_path
Theme directory:        $_theme_path

BOTH directories have been initialised as git repositories.

Build script:           $_build_script_path
Server script:          $_serve_script_path
Server URL:             http://$_url
EOF
echo ''
echo '#################################################################################################'
echo ''
chown "$_user": "$_site_path/README.txt"