#!/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=2

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get --app="$app" --key=domain)
port=$(ynh_app_setting_get --app="$app" --key=web_port)
portUnicorn=$(ynh_app_setting_get --app="$app" --key=unicorn_port)
final_path=$(ynh_app_setting_get --app=$app --key=final_path)
config_path=$(ynh_app_setting_get --app=$app --key=config_path)

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

if yunohost service status "gitlab-runsvdir" >/dev/null 2>&1
then
	ynh_script_progression --message="Removing $app service" --weight=1
	yunohost service remove "gitlab-runsvdir"
fi

#=================================================
# STOP GITLAB
#=================================================
ynh_script_progression --message="Stopping gitlab" --weight=8

# I use gitlab-ctl and not ynh_systemd_action or systemctl to stop the service to avoid this error: https://gitlab.com/gitlab-org/omnibus-gitlab/blob/master/doc/common_installation_problems/README.md#reconfigure-freezes-at-ruby_blocksupervise_redis_sleep-action-run during the reinstall of the app
gitlab-ctl stop

#=================================================
# REMOVE GITLAB
#=================================================
ynh_script_progression --message="Removing Gitlab" --weight=4

dpkg --remove gitlab-ce

#=================================================
# REMOVE DEPENDENCIES
#=================================================
ynh_script_progression --message="Removing dependencies" --weight=3

# Remove metapackage and its dependencies
ynh_remove_app_dependencies

#=================================================
# REMOVE APP MAIN DIR
#=================================================
ynh_script_progression --message="Removing app main directory" --weight=1

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

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

# Remove the dedicated nginx config
ynh_remove_nginx_config

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

# These ports are no longer open but were in previous versions
if yunohost firewall list | grep -q "\- $port$"; then
	ynh_script_progression --message="Closing port $port" --weight=1
	ynh_exec_warn_less yunohost firewall disallow TCP $port
fi

if yunohost firewall list | grep -q "\- $portUnicorn$"; then
	ynh_script_progression --message="Closing port $portUnicorn" --weight=1
	ynh_exec_warn_less yunohost firewall disallow TCP $portUnicorn
fi

#=================================================
# SPECIFIC REMOVE
#=================================================
# REMOVE GITLAB FILES
#=================================================

ynh_secure_remove --file="/var/opt/$app"

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

# Remove swap

ynh_del_swap

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

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