#!/bin/bash

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

# Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
source ../settings/scripts/_common.sh
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_script_progression --message="Loading installation 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)
db_name=$(ynh_app_setting_get --app=$app --key=db_name)
db_user=$db_name

#=================================================
# STANDARD RESTORATION STEPS
#=================================================

#=================================================
# SPECIFIC RESTORATION
#=================================================
# REINSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Reinstalling dependencies..." --weight=5

# Define and install dependencies
ynh_install_app_dependencies $pkg_dependencies
tempdir="$(mktemp -d)"
ynh_setup_source --dest_dir="$tempdir"
ynh_package_update
dpkg --force-confdef --force-confold -i /$tempdir/app.deb
ynh_secure_remove --file=/etc/monitorix/conf.d/00-debian.conf
ynh_package_install -f
ynh_secure_remove --file="$tempdir"

#=================================================
# RESTORE THE NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Restoring the NGINX web server configuration..."

ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
ynh_restore_file --origin_path="/etc/nginx/conf.d/monitorix_status.conf"

#=================================================
# RESTORE THE MYSQL DATABASE
#=================================================
ynh_script_progression --message="Restoring the MySQL database..."

db_pwd=$(ynh_app_setting_get --app=$app --key=mysqlpwd)
ynh_mysql_setup_db --db_user=$db_user --db_name=$db_name --db_pwd=$db_pwd
ynh_mysql_connect_as --user=$db_user --password=$db_pwd --database=$db_name < ./db.sql

#=================================================
# RESTORE VARIOUS FILES
#=================================================
ynh_script_progression --message="Restoring various files..." --weight=10

ynh_secure_remove --file=/etc/monitorix # we remove the directory because if it is not empty the ynh_restore cmd fail
ynh_secure_remove --file=/var/lib/monitorix

ynh_restore_file --origin_path="/etc/yunohost/hooks.d/post_iptable_rules/50-$app"
ynh_restore_file --origin_path="/etc/monitorix"
ynh_restore_file --origin_path="/var/lib/monitorix"

chown www-data:root -R /etc/monitorix
chmod u=rX,g=rwX,o= -R /etc/monitorix
chown www-data:root -R /var/lib/monitorix
chmod u=rwX,g=rwX,o= -R /var/lib/monitorix

#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..."

yunohost service add monitorix

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..." --weight=3

ynh_systemd_action --service_name=$app --action="restart" --log_path="/var/log/monitorix" --line_match=" - Ok, ready."

#=================================================
# GENERIC FINALIZATION
#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading NGINX web server..."

ynh_systemd_action --service_name=nginx --action=reload

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

ynh_script_progression --message="Restoration completed for $app" --last