#!/bin/bash

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

source ../settings/scripts/_common.sh
source ../settings/scripts/ynh_add_extra_apt_repos__3
source /usr/share/yunohost/helpers

#=================================================
# MANAGE SCRIPT FAILURE
#=================================================

ynh_clean_setup () {
	ynh_clean_check_starting
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# LOAD SETTINGS
#=================================================
ynh_print_info --message="Loading settings..."

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get --app=$app --key=domain)
path_url=$(ynh_app_setting_get --app=$app --key=path)
final_path=$(ynh_app_setting_get --app=$app --key=final_path)
db_name=$(ynh_app_setting_get --app=$app --key=db_name)
db_user=$db_name
db_pwd=$(ynh_app_setting_get --app=$app --key=db_pwd)
port=$(ynh_app_setting_get --app=$app --key=port)
cache=$(ynh_app_setting_get --app=$app --key=cache)

#=================================================
# CHECK IF THE APP CAN BE RESTORED
#=================================================
ynh_print_info --message="Validating restoration parameters..."

ynh_webpath_available --domain=$domain --path_url=$path_url \
	|| ynh_die --message="Path not available: ${domain}${path_url}"
test ! -d $final_path \
	|| ynh_die --message="There is already a directory: $final_path "

#=================================================
# STANDARD RESTORATION STEPS
#=================================================
# RESTORE THE NGINX CONFIGURATION
#=================================================

ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
if [ $cache -eq 1 ]
then
	ynh_restore_file --origin_path="/etc/nginx/conf.d/$app-cache.conf"
fi

#=================================================
# RESTORE THE APP MAIN DIR
#=================================================
ynh_print_info --message="Restoring the app main directory..."

ynh_restore_file --origin_path="$final_path"

#=================================================
# RECREATE THE DEDICATED USER
#=================================================
ynh_print_info --message="Recreating the dedicated system user..."

# Create the dedicated user (if not existing)
ynh_system_user_create --username=$app --home_dir="$final_path"

#=================================================
# RESTORE USER RIGHTS
#=================================================

# Restore permissions on app files
chown -R "$app":"$app" "$final_path"

#=================================================
# SPECIFIC RESTORATION
#=================================================
# REINSTALL DEPENDENCIES
#=================================================
ynh_print_info --message="Reinstalling dependencies..."

# Define and install dependencies
ynh_install_app_dependencies $pkg_dependencies

#lsb_name="$(lsb_release --codename --short)"
#ynh_install_extra_app_dependencies --repo="deb http://packages.erlang-solutions.com/debian $lsb_name contrib" --package="$extra_pkg_dependencies" --key='https://packages.erlang-solutions.com/debian/erlang_solutions.asc'

#=================================================
# RESTORE THE POSTGRESQL DATABASE
#=================================================
ynh_print_info --message="Restoring the PostgreSQL database..."

ynh_psql_test_if_first_run
ynh_psql_setup_db --db_user=$db_user --db_name=$db_name --db_pwd=$db_pwd
ynh_psql_execute_as_root --sql="CREATE EXTENSION IF NOT EXISTS unaccent;" --database=$db_name
ynh_psql_execute_as_root --sql="CREATE EXTENSION IF NOT EXISTS pg_trgm;" --database=$db_name
ynh_psql_execute_as_root --sql="CREATE EXTENSION IF NOT EXISTS citext;" --database=$db_name
ynh_psql_execute_as_root --sql="CREATE EXTENSION IF NOT EXISTS \"uuid-ossp\";" --database=$db_name
ynh_psql_execute_file_as_root --file="./db.sql" --database="$db_name"

#=================================================
# RESTORE SYSTEMD
#=================================================
ynh_print_info --message="Restoring the systemd configuration..."

ynh_restore_file --origin_path="/etc/systemd/system/$app.service"
systemctl enable $app.service

#=================================================
# ADVERTISE SERVICE IN ADMIN PANEL
#=================================================

yunohost service add $app --description "$app daemon for Pleroma" --log "/var/log/$app/$app.log"

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_print_info --message="Starting a systemd service..."

ynh_systemd_action --action=start --service_name=$app --log_path=systemd --line_match="Running Pleroma.Web.Endpoint"

#=================================================
# RESTORE THE LOGROTATE CONFIGURATION
#=================================================

ynh_restore_file --origin_path="/etc/logrotate.d/$app"

#=================================================
# GENERIC FINALIZATION
#=================================================
# RELOAD NGINX AND PHP-FPM
#=================================================
ynh_print_info --message="Reloading nginx web server..."

ynh_systemd_action --service_name=nginx --action=reload

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

ynh_print_info --message="Restoration completed for $app"