#!/bin/bash

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

source _common.sh
source ynh_mongo_db__2
source ynh_java
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)
port_ide=$(ynh_app_setting_get --app=$app --key=port_ide)
port_preview=$(ynh_app_setting_get --app=$app --key=port_preview)
port_project=$(ynh_app_setting_get --app=$app --key=port_project)
port_data=$(ynh_app_setting_get --app=$app --key=port_data)
db_user=$(ynh_app_setting_get --app=$app --key=db_user)
final_path=$(ynh_app_setting_get --app=$app --key=final_path)
html_path=$(ynh_app_setting_get --app=$app --key=html_path)
document_path=$(ynh_app_setting_get --app=$app --key=document_path)
public_key=$(ynh_app_setting_get --app=$app --key=public_key)

PORT_LIST=($port_ide $port_preview $port_project $port_data)

#=================================================
# STANDARD REMOVE
#=================================================
# REMOVE SERVICE INTEGRATION IN YUNOHOST
#=================================================
ynh_script_progression --message="Removing $app services..." --weight=1

# Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
for service_name in "${SERVICES_LIST[@]}"
do
  if ynh_exec_warn_less yunohost service status "${app}-${service_name}" >/dev/null
  then
    yunohost service remove "${app}-${service_name}"
  fi
done

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

# Remove the dedicated systemd config
for service_name in "${SERVICES_LIST[@]}"
do
  ynh_remove_systemd_config --service="${app}-${service_name}"
done

#=================================================
# REMOVE LOGROTATE CONFIGURATION
#=================================================
ynh_script_progression --message="Removing logrotate configuration..." --weight=1

# Remove the app-specific logrotate config
ynh_remove_logrotate

#=================================================
# REMOVE THE MONGO DATABASE
#=================================================
ynh_script_progression --message="Removing the Mongo databases..." --weight=1

# Remove a database if it exists, along with the associated user
for db_name in "${MONGO_DB_LIST[@]}"
do
  ynh_mongo_remove_db --db_user=$db_user --db_name=$db_name
done
# Remove mongo itself if not used anymore
ynh_remove_mongo

#=================================================
# 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"

#=================================================
# REMOVE DOCUMENT DIR
#=================================================
ynh_script_progression --message="Removing html directory..." --weight=1

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

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

# Remove the dedicated NGINX config
ynh_remove_nginx_config

ynh_secure_remove --file="/etc/sudoers.d/$app-sudoers"

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

# Remove metapackage and its dependencies, including java
ynh_remove_app_dependencies

#=================================================
# CLOSE ALL PORTS
#=================================================

for port in "${PORT_LIST[@]}"
do
  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
done

#=================================================
# SPECIFIC REMOVE
#=================================================
# REMOVE VARIOUS FILES
#=================================================
ynh_script_progression --message="Removing various files..." --weight=1

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

if [ -n "$public_key" ]
then
  ynh_script_progression --message="Removing ssh dev access" --weight=1
  ynh_secure_remove --file="/etc/sudoers.d/$app-sudoers"

fi

#=================================================
# 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