#!/bin/bash

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

source /usr/share/yunohost/helpers

#=================================================
# MANAGE SCRIPT FAILURE
#=================================================

# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================

domain=$YNH_APP_ARG_DOMAIN
path_url=$YNH_APP_ARG_PATH

app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_print_info "Validating installation parameters..."

# Normalize the url path syntax
path_url=$(ynh_normalize_url_path $path_url)

# Register (book) web path
ynh_webpath_register $app $domain $path_url

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
ynh_print_info "Storing installation settings..."

ynh_app_setting_set $app domain $domain
ynh_app_setting_set $app path $path_url

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# FIND AND OPEN A PORT
#=================================================
ynh_print_info "Looking for a free port..."

# Find a free port
port=$(ynh_find_port 4200)
ynh_app_setting_set $app port $port

#=================================================
# INSTALL SHELLINABOX
#=================================================
ynh_print_info "Installing shellinabox..."

ynh_package_update
ynh_package_install shellinabox

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_print_info "Configuring nginx web server..."

# Create a dedicated nginx config
ynh_add_nginx_config

#=================================================
# SPECIFIC SETUP
#=================================================
# CONFIGURE SHELLINABOX
#=================================================
ynh_print_info "Configuring shellinabox..."

cp ../conf/shellinabox /etc/default/shellinabox
ynh_replace_string "__PORT__" "$port" "/etc/default/shellinabox"

# Allow the service to log in syslog
ynh_replace_string " -- -q --background" " -- --background" "/etc/init.d/shellinabox"
systemctl daemon-reload

systemctl restart shellinabox

#=================================================
# STORE THE CHECKSUM OF THE CONFIG FILE
#=================================================

# Calculate and store the config file checksum into the app settings
ynh_store_file_checksum "/etc/default/shellinabox"

#=================================================
# GENERIC FINALIZATION
#=================================================
# ADVERTISE SERVICE IN ADMIN PANEL
#=================================================

yunohost service add $app

#=================================================
# RELOAD NGINX
#=================================================
ynh_print_info "Reloading nginx web server..."

systemctl reload nginx

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

ynh_print_info "Installation of $app completed"