#!/bin/bash

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

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

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

#REMOVEME? ynh_clean_setup () {
	ynh_clean_check_starting
}
# Exit if an error occurs during the execution of the script
#REMOVEME? ynh_abort_if_errors

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

#REMOVEME? domain=$YNH_APP_ARG_DOMAIN
path="/"
#REMOVEME? is_public=$YNH_APP_ARG_IS_PUBLIC

#REMOVEME? app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
#REMOVEME? ynh_script_progression --message="Validating installation parameters..." --weight=1

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

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

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
#REMOVEME? ynh_script_progression --message="Storing installation settings..." --weight=2

#REMOVEME? ynh_app_setting_set --app=$app --key=domain --value=$domain
#REMOVEME? ynh_app_setting_set --app=$app --key=path --value=$path

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# FIND AND OPEN A PORT
#=================================================
#REMOVEME? ynh_script_progression --message="Finding an available port..." --weight=2

# Find an available port
#REMOVEME? port=$(ynh_find_port --port=8095)
#REMOVEME? ynh_app_setting_set --app=$app --key=port --value=$port

#=================================================
# INSTALL DEPENDENCIES
#=================================================
#REMOVEME? ynh_script_progression --message="Installing dependencies..." --weight=20

#REMOVEME? ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
ynh_exec_warn_less ynh_install_nodejs --nodejs_version=$nodejs_version

#=================================================
# CREATE DEDICATED USER
#=================================================
#REMOVEME? ynh_script_progression --message="Configuring system user..." --weight=3

# Create a system user
#REMOVEME? ynh_system_user_create --username=$app --home_dir="$install_dir"

#=================================================
# CREATE A REDIS DATABASE
#=================================================
ynh_script_progression --message="Creating a Redis database..." --weight=5

# Configure redis
redis_db=$(ynh_redis_get_free_db)
ynh_app_setting_set --app="$app" --key=redis_db --value="$redis_db"

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=2

#REMOVEME? ynh_app_setting_set --app=$app --key=install_dir --value=$install_dir
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$install_dir"

chmod 750 "$install_dir"
chmod -R o-rwx "$install_dir"
chown -R $app:www-data "$install_dir"
chmod +x "$install_dir/server/bin/prod.js"

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring NGINX web server..." --weight=2

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC SETUP
#=================================================
# BUILD APP
#=================================================
ynh_script_progression --message="Building app... (this will take some time and resources!)" --weight=20

pushd "$install_dir"
	ynh_use_nodejs
	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH $ynh_npm install
	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH $ynh_npm run build
popd

#=================================================
# ADD A CONFIGURATION
#=================================================
ynh_script_progression --message="Adding a configuration file..." --weight=2

ynh_add_config --template="../conf/config.js" --destination="$install_dir/server/config.js"

chmod 400 "$install_dir/server/config.js"
chown $app: "$install_dir/server/config.js"

#=================================================
# SETUP SYSTEMD
#=================================================
ynh_script_progression --message="Configuring a systemd service..." --weight=1

# Create a dedicated systemd config
ynh_add_systemd_config

#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..."

yunohost service add $app --description="Simple, private file sharing"

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..." --weight=2

# Start a systemd service
ynh_systemd_action --service_name=$app --action="start" --log_path="systemd"

#=================================================
# SETUP SSOWAT
#=================================================
#REMOVEME? ynh_script_progression --message="Configuring permissions..." --weight=1

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

#REMOVEME? ynh_permission_create --permission="api" --url="/api" --allowed="visitors" --auth_header="false" --show_tile="false" --protected="true"

#=================================================
# RELOAD NGINX
#=================================================
#REMOVEME? ynh_script_progression --message="Reloading NGINX web server..." --weight=2

#REMOVEME? ynh_systemd_action --service_name=nginx --action=reload

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

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