#!/bin/bash

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

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

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

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get --app=$app --key=domain)
port=$(ynh_app_setting_get --app=$app --key=port)
db_name=$(ynh_app_setting_get --app=$app --key=db_name)
db_user=$db_name
final_path=$(ynh_app_setting_get --app=$app --key=final_path)

#=================================================
# STANDARD REMOVE
#=================================================
# REMOVE ONLYOFFICE
#=================================================
ynh_script_progression --message="Removing OnlyOffice..."

ynh_secure_remove --file=/var/lib/dpkg/info/onlyoffice-documentserver.prerm

# Here you will wonder what the fuck this is, and the answer is : this is a
# fucking stupid hack because onlyoffice's dev deviced to put a "supervisorctl
# update" inside their postrm, but when their postrm is ran, supervisorctl is
# already removed ... so their removal fails which breaks dpkg.
# So instead, we trick it with this stupid link to /bin/true which is removed
# right after.
#ln -s /bin/true /usr/local/bin/supervisorctl
ynh_package_autopurge onlyoffice-documentserver

#=================================================
# REMOVE THE POSTGRESQL DATABASE
#=================================================
ynh_script_progression --message="Removing the PostgreSQL database..."

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

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

# Remove metapackage and its dependencies
ynh_remove_app_dependencies

dpkg --configure -a

apt-key del "E09C A29F 6E17 8040 EF22  B409 8320 CA65 CB2D E8E5" 2>/dev/null

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

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

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

# Remove the dedicated NGINX config
ynh_remove_nginx_config

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

# Remove a directory securely
ynh_secure_remove --file="/etc/onlyoffice"
ynh_secure_remove --file="/var/lib/onlyoffice"

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

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

# Delete a system user
#gpasswd -d www-data onlyoffice
ynh_system_user_delete --username=$app

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

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