#!/bin/bash

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

source _common.sh
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
is_public=$YNH_APP_ARG_IS_PUBLIC
author=$YNH_APP_ARG_AUTHOR
title=$YNH_APP_ARG_TITLE

app=$YNH_APP_INSTANCE_NAME

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

final_path=/var/www/$app
test ! -e "$final_path" || ynh_die --message="This path already contains a folder"

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

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
ynh_script_progression --message="Storing installation settings..."

ynh_app_setting_set --app=$app --key=domain --value=$domain
ynh_app_setting_set --app=$app --key=path --value=$path_url
ynh_app_setting_set --app=$app --key=author --value=$author
ynh_app_setting_set --app=$app --key=title --value=$title

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing dependencies..."

ynh_install_app_dependencies $pkg_dependencies

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..."

# Create a system user
ynh_system_user_create --username=$app --home_dir="$final_path"

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..."

ynh_app_setting_set --app=$app --key=final_path --value=$final_path
date=`date +%Y-%m-%d`
mkdir -p $final_path
ynh_replace_string --match_string="__DOMAIN__" --replace_string="$domain" --target_file="../sources/publishconf.py"
ynh_replace_string --match_string="__PATH__" --replace_string="$path_url" --target_file="../sources/publishconf.py"
ynh_replace_string --match_string="__DOMAIN__" --replace_string="$domain" --target_file="../sources/pelicanconf.py"
ynh_replace_string --match_string="__PATH__" --replace_string="$path_url" --target_file="../sources/pelicanconf.py"
ynh_replace_string --match_string="__AUTHOR__" --replace_string="$author" --target_file="../sources/pelicanconf.py"
ynh_replace_string --match_string="__TITLE__" --replace_string="$title" --target_file="../sources/pelicanconf.py"
ynh_replace_string --match_string="__AUTHOR__" --replace_string="$author" --target_file="../sources/content/first-article.md"
ynh_replace_string --match_string="__DATE__" --replace_string="$date" --target_file="../sources/content/first-article.md"
cp -a ../sources/. $final_path

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring NGINX web server..."

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC SETUP
#=================================================
# BUILD APP
#=================================================
ynh_script_progression --message="Building app..."

pushd $final_path
	python3 -m venv $final_path/venv
	source $final_path/venv/bin/activate
	pip install --upgrade pip
	ynh_exec_warn_less pip install pelican markdown
	pelican -s pelicanconf.py -D
popd

# Set permissions
chmod 775 -R $final_path
chown -hR www-data:www-data $final_path

#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring permissions..."

# Make app public if necessary
if [ $is_public -eq 1 ]
then
	# Everyone can access the app.
	# The "main" permission is automatically created before the install script.
	ynh_permission_update --permission="main" --add="visitors"
fi

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

ynh_systemd_action --service_name=nginx --action=reload

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

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