#!/bin/bash

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

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

#=================================================
# LOAD SETTINGS
#=================================================
ynh_script_progression --message="Loading installation settings..." --weight=1

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get --app=$app --key=domain)
turn_port=$(ynh_app_setting_get --app=$app --key=turn_port)
final_path=$(ynh_app_setting_get --app=$app --key=final_path)
datadir=$(ynh_app_setting_get --app=$app --key=datadir)

#=================================================
# STANDARD REMOVE
#=================================================
# REMOVE SERVICE INTEGRATION IN YUNOHOST
#=================================================

# Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
if ynh_exec_warn_less yunohost service status $app >/dev/null
then
	ynh_script_progression --message="Removing $app service integration..." --weight=1
	yunohost service remove $app
fi
# Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
if ynh_exec_warn_less yunohost service status ${app}_ldap >/dev/null
then
	ynh_script_progression --message="Removing ${app}_ldap service integration..." --weight=1
	yunohost service remove ${app}_ldap
fi

#=================================================
# STOP AND REMOVE SERVICE
#=================================================
ynh_script_progression --message="Stopping and removing the systemd service..." --weight=1

# Remove the dedicated systemd config
ynh_remove_systemd_config
ynh_remove_systemd_config --service=${app}_ldap

#=================================================
# REMOVE APP MAIN DIR
#=================================================
ynh_script_progression --message="Removing app main directory..." --weight=2

# Remove the app directory securely
ynh_secure_remove --file="$final_path"

#=================================================
# REMOVE DATA DIR
#=================================================

# Remove the data directory if --purge option is used
if [ "${YNH_APP_PURGE:-0}" -eq 1 ]
then
	ynh_script_progression --message="Removing app data directory..." --weight=1
	ynh_secure_remove --file="$datadir"
fi

#=================================================
# REMOVE NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Removing NGINX web server configuration..." --weight=1

# Remove the dedicated NGINX config
ynh_remove_nginx_config

#=================================================
# REMOVE DEPENDENCIES
#=================================================
ynh_script_progression --message="Removing dependencies..." --weight=1

# Remove metapackage and its dependencies
ynh_remove_app_dependencies

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

if yunohost firewall list | grep -q "\- $turn_port$"
then
	ynh_script_progression --message="Closing port $turn_port..." --weight=1
	ynh_exec_warn_less yunohost firewall disallow both $turn_port
fi

if yunohost firewall list | grep -q "\- 49152:65535"
then
	ynh_script_progression --message="Closing UDP ports..." --weight=1
	ynh_exec_warn_less yunohost firewall disallow UDP 49152:65535
fi

#=================================================
# SPECIFIC REMOVE
#=================================================
# GENERIC FINALIZATION
#=================================================
# REMOVE DEDICATED USER
#=================================================
ynh_script_progression --message="Removing the dedicated system user..." --weight=1

# Delete a system user
ynh_system_user_delete --username=$app

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

ynh_script_progression --message="Removal of $app completed" --last