#!/bin/bash

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

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

#=================================================
# LOAD SETTINGS
#=================================================

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get $app domain)
db_name=$(ynh_app_setting_get $app db_name)
db_user=$db_name
final_path=$(ynh_app_setting_get $app final_path)
port=$(ynh_app_setting_get $app port)
redis_db=$(ynh_app_setting_get $app redis_db)

#=================================================
# STANDARD REMOVE
#=================================================
# REMOVE SERVICE FROM ADMIN PANEL
#=================================================

# Remove a service from the admin panel, added by `yunohost service add`
if yunohost service status | grep -q "$app-server"
then
	echo "Remove $app-server service"
	yunohost service remove "$app-server"
fi

if yunohost service status | grep -q "$app-worker"
then
	echo "Remove $app-worker service"
	yunohost service remove "$app-worker"
fi

if yunohost service status | grep -q "$app-beat"
then
	echo "Remove $app-beat service"
	yunohost service remove "$app-beat"
fi

#=================================================
# STOP AND REMOVE SERVICE
#=================================================

systemctl stop "$app".target

# Remove the dedicated systemd config
ynh_remove_systemd_config "$app-server"
ynh_remove_systemd_config "$app-worker"
ynh_remove_systemd_config "$app-beat"

ynh_secure_remove "/etc/systemd/system/$app.target"

#=================================================
# REMOVE THE PostgreSQL DATABASE
#=================================================

# Remove a database if it exists, along with the associated user
ynh_psql_remove_db "$db_name" "$app"

#=================================================
# REMOVE THE Redis DATABASE
#=================================================

# Remove a database if it exists, along with the associated user
ynh_redis_remove_db "$redis_db"

#=================================================
# REMOVE DEPENDENCIES
#=================================================

# Remove metapackage and its dependencies
ynh_remove_app_dependencies

#=================================================
# REMOVE APP MAIN DIR
#=================================================

# Remove the app directory securely
ynh_secure_remove "$final_path"

ynh_secure_remove "/var/log/$app"

#=================================================
# REMOVE NGINX CONFIGURATION
#=================================================

# remove domain specific configuration
tail -n +9 "/etc/nginx/conf.d/$domain.conf" > "/etc/nginx/conf.d/$domain.conf.temp"
mv "/etc/nginx/conf.d/$domain.conf.temp" "/etc/nginx/conf.d/$domain.conf"

# Remove the dedicated nginx config
ynh_remove_nginx_config

# remove local nginx cache
ynh_secure_remove "/tmp/$app-transcode"

#=================================================
# CLOSE A PORT
#=================================================

if yunohost firewall list | grep -q "\- $port$"
then
	echo "Close port $port"
	yunohost firewall disallow TCP $port 2>&1
fi

#=================================================
# GENERIC FINALIZATION
#=================================================
# REMOVE FAIL2BAN CONFIGURATION
#=================================================

ynh_remove_fail2ban_config

#=================================================
# REMOVE DEDICATED USER
#=================================================

# Delete a system user
ynh_system_user_delete "$app"