#!/bin/bash

#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# STOP SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Stopping $app's systemd service..."

ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"

#=================================================
# MODIFY URL IN NGINX CONF
#=================================================
ynh_script_progression --message="Updating NGINX web server configuration..."

ynh_change_url_nginx_config

#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression --message="Updating a config file..."

discourse_config_file="$install_dir/discourse/config/discourse.conf"

old_relative_url_root="${old_path%/}"
new_relative_url_root="${new_path%/}"

# Configure hostname
ynh_replace_string --match_string="hostname = .*" --replace_string="hostname = \"$new_domain\"" --target_file="$discourse_config_file"
ynh_replace_string --match_string="relative_url_root = .*" --replace_string="relative_url_root = ${new_path%/}" --target_file="$discourse_config_file"
ynh_replace_string --match_string="smtp_domain = .*" --replace_string="smtp_domain = $new_domain" --target_file="$discourse_config_file"

# Calculate and store the config file checksum
ynh_store_file_checksum --file="$discourse_config_file"

# Change URL setting
ynh_psql_connect_as --user="$db_user" --password="$db_pwd" --database="$db_name" \
    <<< "UPDATE site_settings SET value = replace(value, '$old_relative_url_root/images/', '$new_relative_url_root/images/');
UPDATE site_settings SET value = '${new_path}' WHERE name='long_polling_base_url';"

ynh_use_ruby
# Remap URLs in forum posts
_exec_as_app_with_ruby_node RAILS_ENV=production "$install_dir/discourse/bin/bundle" exec script/discourse remap "$old_relative_url_root/uploads" "$new_relative_url_root/uploads" <<< "YES
# "

pushd "$install_dir/discourse"
    # Regenerate assets
    ynh_exec_warn_less _exec_as_app_with_ruby_node RAILS_ENV=production bin/rake assets:precompile

    # Regenerate all forum posts
    ynh_exec_warn_less _exec_as_app_with_ruby_node RAILS_ENV=production bin/rake posts:rebake
popd

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting $app's systemd service..."

# Start a systemd service
ynh_systemd_action --service_name="$app" --action="start" --log_path="$install_dir/discourse/log/unicorn.stderr.log" --line_match="INFO -- : worker=$((unicorn_workers-1)) ready"

#=================================================
# END OF SCRIPT
#=================================================

ynh_script_progression --message="Change of URL completed for $app"