#!/bin/bash

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

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

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

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

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

app=$YNH_APP_INSTANCE_NAME
old_domain=$YNH_APP_OLD_DOMAIN
new_domain=$YNH_APP_NEW_DOMAIN
old_path=$YNH_APP_OLD_PATH
new_path=$YNH_APP_NEW_PATH

# Path availability is already checked for

#=================================================
# REVERSEPROXY_YNH
#=================================================

# Nginx configuration
ynh_script_progression --message="Configuring NGINX web server..." --weight=1
final_path=$(ynh_app_setting_get --app=$app --key=final_path)
path_url="$new_path"
domain="$old_domain"
proxy_path="$(ynh_app_setting_get --app=$app --key=proxy_path)"
assets_path="$(ynh_app_setting_get --app=$app --key=assets_path)"

# Validate reverse proxy destination
rp_validate_proxy_path

# Validate assets_path
rp_validate_assets_path

# Special case for "/" path_url
rp_handle_webroot

nginx_conf_path=/etc/nginx/conf.d/$old_domain.d/$app.conf

ynh_backup_if_checksum_is_different --file="$nginx_conf_path"
ynh_add_nginx_config

# Move file to new domain if domain has changed
if [[ "$old_domain" != "$new_domain" ]]; then
    new_nginx_conf_path=/etc/nginx/conf.d/$new_domain.d/$app.conf
    ynh_delete_file_checksum --file="$nginx_conf_path"
    mv $nginx_conf_path $new_nginx_conf_path
    ynh_store_file_checksum --file="$new_nginx_conf_path"
fi


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

ynh_script_progression --message="Changing URL of $app completed" --last