#!/bin/bash

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

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

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

#REMOVEME? app=$YNH_APP_INSTANCE_NAME

#REMOVEME? botname=$(ynh_app_setting_get --app=$app --key=botname)
#REMOVEME? synapse_instance=$(ynh_app_setting_get --app=$app --key=synapse_instance)
#REMOVEME? server_name=$(ynh_app_setting_get --app=$app --key=server_name)
#REMOVEME? db_name=$(ynh_app_setting_get --app=$app --key=db_name)
#REMOVEME? db_user=$db_name
#REMOVEME? #REMOVEME? install_dir=$(ynh_app_setting_get --app=$app --key=install_dir)
#REMOVEME? synapse_registration_path=$(ynh_app_setting_get --app=$app --key=synapse_registration_path)
synapse_db_name="matrix_$synapse_instance"

#=================================================
# REMOVE SYSTEM CONFIGURATIONS
#=================================================
ynh_script_progression --message="Removing system configurations related to $app..." --weight=1

# Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
if ynh_exec_warn_less yunohost service status "$app" >/dev/null; then
    yunohost service remove "$app"
fi

# Remove the dedicated systemd config
ynh_remove_systemd_config

# Remove the app-specific logrotate config
ynh_remove_logrotate

#=================================================
# REMOVE THE POSTGRESQL DATABASE
#=================================================
ynh_script_progression --message="Removing the PostgreSQL configuration..." --weight=4

# Remove a database if it exists, along with the associated user
ynh_psql_execute_as_root --database="$synapse_db_name" --sql="DROP OWNED BY ""$app"";"
ynh_psql_execute_as_root --database="$synapse_db_name" --sql="DROP USER ""$app"";"
ynh_psql_execute_as_root --database="$synapse_db_name" --sql="DROP OWNED BY ""$botname"";"
ynh_psql_execute_as_root --database="$synapse_db_name" --sql="DROP USER ""$botname"";"

#=================================================
# SPECIFIC REMOVE
#=================================================
# REMOVE VARIOUS FILES
#=================================================
ynh_script_progression --message="Removing various files..." --weight=6

# Remove a directory securely
ynh_secure_remove --file="$synapse_registration_path/$app.yaml"
/opt/yunohost/matrix-$synapse_instance/update_synapse_for_appservice.sh || ynh_die --message="Synapse can't restart with the appservice configuration"

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

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

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