#!/bin/bash

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

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

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

app=$YNH_APP_INSTANCE_NAME

#=================================================
# 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..." --time --weight=1
	yunohost service remove $app
fi

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

# Remove the dedicated systemd config
ynh_remove_systemd_socket_config
ynh_exec_warn_less  ynh_remove_systemd_config

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

# Remove metapackage and its dependencies
ynh_exec_warn_less  ynh_remove_app_dependencies

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

if yunohost firewall list | grep -q "\- 67$"
then
	ynh_script_progression --message="Closing port 67..." --time --weight=1
	ynh_exec_warn_less yunohost firewall disallow Both 67
fi

#=================================================
# SPECIFIC REMOVE
#=================================================
# REMOVE VARIOUS FILES
#=================================================

# Remove a directory securely
ynh_secure_remove --file="/etc/ld.so.conf.d/$app.conf"

ldconfig

ynh_secure_remove --file="/usr/local/lib/$app"

# Remove the log files
ynh_secure_remove --file="/var/log/$app"

ynh_secure_remove --file="/usr/local/bin/lxc"
ynh_secure_remove --file="/usr/local/bin/lxd"
ynh_secure_remove --file="/usr/local/bin/lxc-to-lxd"
ynh_secure_remove --file="/usr/local/bin/lxd-p2c"

sed -i "/root:1000000:65536 # Added by lxd#/d" /etc/sub{uid,gid}

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

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

#=================================================
# INFO TO REMOVE CONTAINERS
#=================================================

ynh_print_warn --message="If you really want to delete all containers and files related to lxd please run \"sudo rm /var/lib/lxd -rf\""

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

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