#!/bin/bash

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

# manage script failure
ynh_clean_setup () {
  ynh_clean_check_starting
}
ynh_abort_if_errors

# retrieve arguments
app=$YNH_APP_INSTANCE_NAME
domain=$(ynh_app_setting_get --app=$app --key=domain)
port=$(ynh_app_setting_get --app=$app --key=port)

# Cleaning legacy permissions
ynh_script_progression --message="Cleaning legacy permissions..."
is_public=$(ynh_app_setting_get --app=$app --key=is_public)
if [ -n "$is_public" ]; then
  ynh_app_setting_delete --app=$app --key=is_public
  ynh_app_setting_delete --app=$app --key=unprotected_uris
fi

# definie useful vars
final_path="/opt/yunohost/$app"
data_path="/home/$app/.$app"

# use prior backup and restore on error only if backup feature exists on installed instance
ynh_script_progression --message="Creating backup in case of failure..."
if [ -f "/etc/yunohost/apps/$app/scripts/backup" ] ; then
  ynh_backup_before_upgrade # Backup the current version of the app
  ynh_clean_setup () {
      ynh_restore_upgradebackup
      ynh_clean_check_starting
  }
fi

# grant sudo permissions to the user to manage his own systemd service
ynh_script_progression --message="Creating dedicated user, rights and folders..."
myynh_create_dir "/etc/sudoers.d"
cp "../conf/sudoers" "/etc/sudoers.d/$app"

# add required packages
ynh_script_progression --message="Installing dependencies..."
ynh_install_app_dependencies "$PKG_DEPENDENCIES"

# stop systemd service
ynh_script_progression --message="Stoping service..."
ynh_systemd_action --service_name="$app@$app" --action=stop

# installation in a virtual environment
ynh_script_progression --message="Installing Home Assistant in a virtual environment..."
exec_as $app -H -s /bin/bash -c " \
	echo 'create the virtual environment' \
		&& python3 -m venv "$final_path" \
	&& echo 'activate the virtual environment' \
		&& source "$final_path/bin/activate" \
	&& echo 'install a required python package' \
		&& python3 -m pip install --upgrade wheel \
	&& echo 'install Home Assistant' \
		&& pip3 install --upgrade $app==$VERSION \
	"
# update script in bin
ynh_script_progression --message="Updating yunohost script used by homeassitant..."
cp -r "../conf/homeassistant_conf_files/bin/." "$data_path/bin/"
chown -R $app: "$data_path/bin"
chmod -R +x "$data_path/bin/"

# setup up systemd service
ynh_script_progression --message="Adding the dedicated service..."
ynh_add_systemd_config --service="$app@$app"

# start systemd service
ynh_script_progression --message="Starting the Home Assistant server..."
ynh_systemd_action --service_name="$app@$app" --action=start --line_match="Home Assistant initialized" --log_path="systemd" --timeout=1000
# remove --verbose from service
ynh_replace_string " --verbose" "" "/etc/systemd/system/$app@$app.service"
systemctl daemon-reload
ynh_systemd_action --service_name="$app@$app" --action=restart

# create a dedicated nginx config
ynh_script_progression --message="Configuring nginx web server..."
ynh_add_nginx_config
# reload nginx
ynh_systemd_action --service_name=nginx --action=reload

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