set -e 

force=$1

function safe_copy () {
    if [[ "$force" == "True" ]]; then
        sudo yunohost service safecopy \
          -s metronome \
          $1 $2 \
          --force
    else
        sudo yunohost service safecopy \
          -s metronome \
          $1 $2
    fi
}

cd /usr/share/yunohost/templates/metronome

# Copy configuration files
main_domain=$(cat /etc/yunohost/current_host)
cat metronome.cfg.lua.sed \
  | sed "s/{{ main_domain }}/$main_domain/g" \
  | sudo tee metronome.cfg.lua
safe_copy metronome.cfg.lua /etc/metronome/metronome.cfg.lua

need_restart=False
sudo mkdir -p /etc/metronome/conf.d

domain_list=$(sudo yunohost domain list --output-as plain)

# Copy a configuration file for each YunoHost domain 
for domain in $domain_list; do
    sanitzed_domain="$(echo $domain | sed 's/\./%2e/g')"
    sudo mkdir -p /var/lib/metronome/$sanitzed_domain/pep

    cat domain.cfg.lua.sed \
      | sed "s/{{ domain }}/$domain/g" \
      | sudo tee $domain.cfg.lua
    if [[ $(safe_copy $domain.cfg.lua /etc/metronome/conf.d/$domain.cfg.lua | tail -n1) == "True" ]]; then
        need_restart=True
    fi
done

# Remove old domains files
for file in /etc/metronome/conf.d/*; do
    domain=$(echo $file \
             | sed 's|/etc/metronome/conf.d/||' \
             | sed 's|.cfg.lua||')
    sanitzed_domain="$(echo $domain | sed 's/\./%2e/g')"
    [[ $domain_list =~ $domain ]] \
      || ([[ $(sudo yunohost service saferemove -s metronome $file | tail -n1) == "True" ]] \
        && sudo rm -rf /var/lib/metronome/$sanitzed_domain)
done

# Create domain directory
sudo chown -R metronome: /var/lib/metronome/
sudo chown -R metronome: /etc/metronome/conf.d/

# Restart if need be
if [[ "$need_restart" == "True" ]]; then
    sudo service metronome restart
else
    sudo service metronome reload \
      || sudo service metronome restart
fi