#!/bin/bash
# to test the functionnality :
# yunohost backup create -n "homeassistant-test" --apps homeassistant
# yunohost app remove homeassistant
# yunohost backup restore "homeassistant-test"

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

# manage script failure
ynh_abort_if_errors

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

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

# check domain/path availability
path_url=$(ynh_normalize_url_path "/")
ynh_webpath_available $domain $path_url || ynh_die "$domain/$path_url is not available, please use an other domain."

# add required packages
ynh_install_app_dependencies "$PKG_DEPENDENCIES"

# restore dedicated system user
ynh_system_user_exists "$app" && ynh_die "User $app is not available"
ynh_system_user_create "$app"

# restore conf files
ynh_restore_file "/etc/nginx/conf.d/$domain.d/$app.conf"
ynh_restore_file "/etc/systemd/system/$app@$app.service"

# restore source
if [ ! -d "$final_path" ]; then
        ynh_restore_file "$final_path"
else
        ynh_die "There is already a directory: $final_path"
fi

# restore data
if [ ! -d "$home_path" ]; then
        ynh_restore_file "$home_path"
        chown -R $app: "$home_path"
else
        ynh_die "$home_path already exists and will not be overwritten"
fi

# restore port
[ $port -eq $(ynh_find_port $port) ] || ynh_die "$port is not available, please use an other port"
ynh_exec_fully_quiet yunohost firewall allow TCP $port

# add service in admin panel
yunohost service add "$app@$app" --log "$data_path/home-assistant.log"

# enable & restart systemd service
ynh_system_reload --service_name="$app@$app" --action=enable
ynh_check_starting --line_to_match="Home Assistant initialized in " --app_log="systemd" --timeout=1000 --service_name="$app@$app"

# reload nginx
ynh_system_reload --service_name=nginx