#!/bin/bash

#=================================================
# GENERIC STARTING
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

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

#=================================================
# MANAGE FAILURE OF THE SCRIPT
#=================================================

ynh_abort_if_errors	# Active trap pour arrêter le script si une erreur est détectée.

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

domain=$YNH_APP_ARG_DOMAIN
is_public=$YNH_APP_ARG_IS_PUBLIC
path_url=$YNH_APP_ARG_PATH
admin_email=$YNH_APP_ARG_EMAIL

app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THIS ARGS
#=================================================

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

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

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

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================

ynh_app_setting_set $app domain "$domain"
ynh_app_setting_set $app is_public "$is_public"
ynh_app_setting_set $app path_url "$path_url"

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# FIND AND OPEN A PORT
#=================================================

# Find a free port
port=$(ynh_find_port 4000)
# Open this port
yunohost firewall allow --no-upnp TCP $port 2>&1
ynh_app_setting_set $app port $port

#=================================================
# INSTALL NODEJS
#=================================================

ynh_install_nodejs $nodejs_version

#=================================================
# CREATE DEDICATED USER
#=================================================

# Create a system user
ynh_system_user_create $app

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

ynh_app_setting_set $app final_path $final_path
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source "$final_path"

#=================================================
# NGINX CONFIGURATION
#=================================================

# Create a dedicated nginx config
ynh_add_nginx_config

#=================================================
# SETUP SYSTEMD
#=================================================

# Create a dedicated systemd config
ynh_add_systemd_config
ynh_replace_string "__NODEJS__" "$nodejs_use_version" "/etc/systemd/system/$app.service"
ynh_replace_string "__ENV_PATH__" "$PATH" "/etc/systemd/system/$app.service"
ynh_replace_string "__NODE__" "$nodejs_path" "/etc/systemd/system/$app.service"
systemctl daemon-reload

#=================================================
# Créer le dossier de log
#=================================================

mkdir -p /var/log/$app
touch /var/log/$app/cryptpad.log
install_log=/var/log/$app/installation.log
touch $install_log
chown $app: -R /var/log/$app
chown admin: -R $install_log


#=================================================
# INSTALL CRYPTPAD
#=================================================

script_dir="$PWD"
pushd "$final_path"
npm install --allow-root
npm install -g bower --allow-root
bower install --allow-root
popd

#=================================================
# CONFIGURE SERVER.JS	
#=================================================

# Copy default configuration file
mv "$final_path/config.example.js" "$final_path/config.js"
ynh_replace_string "_domain = 'http://localhost:3000/'" "_domain = 'https://$domain$path_url'" "$final_path/config.js"
# Set service port
ynh_replace_string "httpPort: 3000" "httpPort: $port" "$final_path/config.js"
# Tune CSP to allow for YunoHost tile
#ynh_replace_string "\"script-src 'self'\"" "\"script-src 'self' 'unsafe-eval'\"" "$final_path/config.js"
# Remove donate button
ynh_replace_string "removeDonateButton: false" "removeDonateButton: true" "$final_path/config.js"
# Disable analytics unsolicited communications
ynh_replace_string "adminEmail: 'i.did.not.read.my.config@cryptpad.fr'" "adminEmail: '$admin_email'" "$final_path/config.js"
cp $final_path/config.js $final_path/config.example
# Store file checksum to detected user modifications on upgrade
ynh_store_file_checksum "$final_path/config.js"

#=================================================
# Set some permissions
#=================================================

chown $app:$app $final_path -R
chown $app:$app /var/log/$app/cryptpad.log

#=================================================
# ENABLE SERVICE IN ADMIN PANEL
#=================================================

# Ajoute le service au monitoring de Yunohost.
yunohost service add $app --log "/var/log/$app/$app.log"

#=================================================
# SETUP SSOWAT
#=================================================

if [ $is_public -eq 1 ];
then
  ynh_app_setting_set "$app" unprotected_uris "/"
fi

ynh_check_starting "loading rpc module..." "/var/log/$app/cryptpad.log" "120"
#=================================================
# RELOAD NGINX
#=================================================

systemctl reload nginx