#!/bin/bash

# Exit on command errors and treat unset variables as an error
set -eu

# Loads the generic functions usually used in the script
source .fonctions
# Source YunoHost helpers
source /usr/share/yunohost/helpers

# See comments in install script
app=$YNH_APP_INSTANCE_NAME

# Retrieve app settings
domain=$(ynh_app_setting_get "$app" domain)
path=$(ynh_app_setting_get "$app" path)
admin=$(ynh_app_setting_get "$app" admin)
language=$(ynh_app_setting_get "$app" language)

CHECK_PATH	# Checks and corrects the syntax of the path.

# Check if admin is not null
if [[ "$admin" = "" || "$language" = "" ]]; then
    echo "Unable to upgrade, please contact support"
    ynh_die
fi

final_path=/opt/$app

db_name=$app

# Modify Nginx configuration file and copy it to Nginx conf directory
sudo sed -i "s@__PATH__@$app@g" ../conf/nginx.conf*
sudo sed -i "s@__FINALPATH__@$final_path/@g" ../conf/nginx.conf*
sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/$app.conf

# Stop Mastodon Services
sudo systemctl stop mastodon-*.service

# Change owner of live folder
sudo chown -R $app: $final_path/live

# Download Mastodon
sudo su - $app <<PULLCOMMANDS
pushd ~/live
git fetch
git reset --hard origin/master
git pull https://github.com/tootsuite/mastodon.git master
PULLCOMMANDS

# Switch branch to tagged release
cd $final_path/live
sudo git checkout $(git tag | tail -n 1)

# Apply Mastodon upgrade
sudo su - $app <<COMMANDS
pushd ~/live
bin/bundle install
yarn install --pure-lockfile
RAILS_ENV=production bundle exec rails assets:clean
RAILS_ENV=production bundle exec rails assets:precompile
RAILS_ENV=production bundle exec rails db:migrate
COMMANDS

# Reload Nginx
sudo systemctl reload nginx

# Set app public
ynh_app_setting_set "$app" unprotected_uris "/"

# Reload SSOwat configuration
sudo yunohost app ssowatconf

# Restart Mastodon
sudo systemctl start mastodon-*.service