#!/bin/bash

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

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

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

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get --app=$app --key=domain)
path_url=$(ynh_app_setting_get --app=$app --key=path)
final_path=$(ynh_app_setting_get --app=$app --key=final_path)
db_name=$(ynh_app_setting_get --app=$app --key=db_name)
db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
db_user=$db_name
phpversion=$(ynh_app_setting_get --app="$app" --key=phpversion)

#=================================================
# CHECK VERSION
#=================================================

upgrade_type=$(ynh_check_app_version_changed)

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=1

# If db_name doesn't exist, create it
if [ -z "$db_name" ]; then
	db_name=$(ynh_sanitize_dbid --db_name=$app)
	ynh_app_setting_set --app=$app --key=db_name --value=$db_name
fi

# If final_path doesn't exist, create it
if [ -z "$final_path" ]; then
	final_path=/var/www/$app
	ynh_app_setting_set --app=$app --key=final_path --value=$final_path
fi

# Cleaning legacy permissions
if ynh_legacy_permissions_exists; then
	ynh_legacy_permissions_delete_all

	ynh_app_setting_delete --app=$app --key=is_public
fi

#=================================================
# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
#=================================================
ynh_script_progression --message="Backing up $app before upgrading (may take a while)..." --weight=5

# Backup the current version of the app
ynh_backup_before_upgrade
ynh_clean_setup () {
	# restore it if the upgrade fails
	ynh_restore_upgradebackup
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

if [ "$upgrade_type" == "UPGRADE_APP" ]
then
	ynh_script_progression --message="Upgrading source files..." --weight=5

	# Create a temporary directory
	tmpdir="$(mktemp -d)"

	cp -a "$final_path/include/config.inc.php" "$tmpdir/config.inc.php"

	# Remove the app directory securely
	ynh_secure_remove --file=$final_path

	# Download, check integrity, uncompress and patch the source from app.src
	ynh_setup_source --dest_dir=$final_path

	cp -a "$tmpdir/config.inc.php" "$final_path/include/config.inc.php"

	# Remove the tmp directory securely
	ynh_secure_remove --file="$tmpdir"
fi

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading NGINX web server configuration..." --weight=1

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# UPGRADE DEPENDENCIES
#=================================================
ynh_script_progression --message="Upgrading dependencies..." --weight=2

ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Making sure dedicated system user exists..." --weight=1

# Create a dedicated user (if not existing)
ynh_system_user_create --username=$app

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading PHP-FPM configuration..." --weight=1

# Create a dedicated PHP-FPM config
ynh_add_fpm_config --usage=low --footprint=low --package="$extra_php_dependencies"

#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================

# Set permissions to app files
chown -R $app: $final_path
chown $app: $final_path/include/constant.php

#=================================================
# ADVERTISE SERVICE IN ADMIN PANEL
#=================================================

#yunohost service add $app --description "Accounting free software" --log "/var/log/$app/$app.log"

#=================================================
# SETUP APPLICATION WITH CURL
#=================================================

# # Set the app as temporarily public for cURL call
# ynh_permission_update --permission "main" --add "visitors"

# # Reload NGINX
# ynh_systemd_action --service_name=nginx --action=reload

# ynh_script_progression --message="Finalizing installation..." --weight=10

# # Installation with cURL
# installUrl="/install.php?submit"

# ynh_local_curl $installUrl "install=2" "lang=fr_FR.utf8"

# # Remove the `install.php` directory from within the Noalyss installation path.
# # The scripts within this directory should not be accessible on a live Noalyss site
# # or on any installation that is accessible via the Internet.
# ynh_secure_remove "$final_path/html/install.php"

# # Set the user chosen at installation as administrator
# #ynh_mysql_connect_as --user="$db_user" --password="$db_pwd" --database="$db_name" <<< "UPDATE ${db_name}_user_table SET username = '$admin' WHERE id = 1;"

#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading NGINX web server..." --weight=1

ynh_systemd_action --service_name=nginx --action=reload

#=================================================
# END OF SCRIPT
#=================================================
ynh_script_progression --message="Upgrade of $app completed" --last