#!/bin/bash

# Source YunoHost helpers
source /usr/share/yunohost/helpers

# Stop script if errors
ynh_abort_if_errors

# Import common cmd
source ./psql.sh
source ./experimental_helper.sh
source ./_common.sh

# Retrieve arguments
domain=$YNH_APP_ARG_DOMAIN
is_public=$YNH_APP_ARG_IS_PUBLIC
path_url="/_matrix"
final_path="/opt/yunohost/matrix-$app"

# Check domain/path availability
ynh_webpath_available $domain $path_url || ynh_die "$domain is not available as domain, please use an other domain."
test ! -e "/etc/nginx/conf.d/$domain.d/synapse*.conf" || ynh_die "$domain is not available as domain, please use an other domain."

# Check Final Path availability
test ! -e "$final_path" || ynh_die "This path already contains a folder"

# Ouvre le port dans le firewall
synapse_tls_port=$(ynh_find_port 8448)
port=$(ynh_find_port 8008)
turnserver_tls_port=$(ynh_find_port 5349)
turnserver_alt_tls_port=$(ynh_find_port $((turnserver_tls_port+1)))
cli_port=$(ynh_find_port 5766)

yunohost firewall allow --no-upnp TCP $synapse_tls_port > /dev/null 2>&1
yunohost firewall allow --no-upnp Both $turnserver_tls_port > /dev/null 2>&1
yunohost firewall allow --no-upnp Both $turnserver_alt_tls_port > /dev/null 2>&1

# Find password for turnserver and database
turnserver_pwd=$(ynh_string_random 30)
synapse_db_pwd=$(ynh_string_random 30)

# Enregistre les infos dans la config YunoHost
ynh_app_setting_set $app special_domain $domain
ynh_app_setting_set $app special_path $path_url
ynh_app_setting_set $app final_path $final_path
ynh_app_setting_set $app synapse_version $upstream_version
ynh_app_setting_set $app synapse_db_pwd $synapse_db_pwd
ynh_app_setting_set $app is_public $is_public
ynh_app_setting_set $app synapse_port $port
ynh_app_setting_set $app synapse_tls_port $synapse_tls_port
ynh_app_setting_set $app turnserver_tls_port $turnserver_tls_port
ynh_app_setting_set $app turnserver_alt_tls_port $turnserver_alt_tls_port
ynh_app_setting_set $app turnserver_pwd $turnserver_pwd
ynh_app_setting_set $app cli_port $cli_port

# Make dh cert for synapse if it not exist
test ! -e /etc/matrix-$app/dh.pem && \
    mkdir -p /etc/matrix-$app && \
    openssl dhparam -out /etc/matrix-$app/dh.pem 2048 > /dev/null

# Install all dependances
install_dependances

# Create user
ynh_system_user_create $synapse_user /var/lib/matrix-$app
adduser $synapse_user ssl-cert
adduser turnserver ssl-cert

# Create postgresql database
ynh_psql_test_if_first_run
ynh_psql_create_user $synapse_db_user $synapse_db_pwd
ynh_psql_execute_as_root \
"CREATE DATABASE $synapse_db_name ENCODING 'UTF8' LC_COLLATE='C' LC_CTYPE='C' template=template0 OWNER $synapse_db_user;"

# Create directory and Install synapse in virtualenv
setup_dir
install_source

# Open access to server without a button the home
cp ../conf/add_sso_conf.py $final_path
cp ../conf/remove_sso_conf.py $final_path
python $final_path/add_sso_conf.py

# Create systemd service for synapse and turnserver
cp ../conf/default_matrix-synapse /etc/default/matrix-$app
ynh_add_systemd_config matrix-$app matrix-synapse.service

cp ../conf/default_coturn /etc/default/coturn-$app
ynh_add_systemd_config coturn-$app coturn-synapse.service

# Config nginx
ynh_add_nginx_config

# Configure Synapse
config_synapse

# Configure Coturn
config_coturn

# Configuration de logrotate
ynh_use_logrotate /var/log/matrix-$app

# Set Permission for all directory
set_permission

# register yunohost service
yunohost service add matrix-$app

# Reload service
systemctl restart coturn-$app.service
ynh_check_starting "Synapse now listening on port 8448" "/var/log/matrix-$app/homeserver.log" 300 "matrix-$app"