#!/bin/bash

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

source ./experimental_helper.sh
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
secret=$(ynh_string_random)
app=$YNH_APP_INSTANCE_NAME

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

final_path="/opt/yunohost/$app"
test ! -e "$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_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=$app --key=secret --value="$secret"

#=================================================
# STANDARD MODIFICATIONS
#=================================================

#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing dependencies..." --weight=7
ynh_install_app_dependencies $pkg_dependencies

#=================================================
# CREATE A MYSQL DATABASE
#=================================================
ynh_script_progression --message="Creating a MySQL database..."

db_name=$(ynh_sanitize_dbid --db_name=$app)
db_user=$db_name
ynh_app_setting_set --app=$app --key=db_name --value=$db_name
ynh_mysql_setup_db --db_user=$db_user --db_name=$db_name

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Installing sources files..." --weight=10


ynh_app_setting_set --app=$app --key=final_path --value=$final_path
install_sources

# Modify assets to take path into account
# TODO: try to include this as a patch if still needed
# find ../sources/syncserver/page/sync_files/ -type f -exec sed -i -e "s@media\/img@$path_url\/media\/img@g" {} \;

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring nginx"
ynh_add_nginx_config

if [ "$path_url" == "/" ]
then
	# $finalnginxconf comes from ynh_add_nginx_config
	# uwsgi_param is only needed for non-root installation
	ynh_replace_string --match_string "uwsgi_param " --replace_string "#uwsgi_param " --target_file "$finalnginxconf"
	ynh_replace_string --match_string "uwsgi_modifier1 " --replace_string "#uwsgi_modifier1 " --target_file "$finalnginxconf"
fi
ynh_store_file_checksum --file "$finalnginxconf"
systemctl reload nginx

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..."
# Create a system user
ynh_system_user_create --username=$app --home_dir=$final_path

#=================================================
# SPECIFIC SETUP
#=================================================

# create config file syncserver.ini
ynh_script_progression --message="Configuring application..."
rm "$final_path/syncserver.ini"
ln -s "/etc/uwsgi/apps-available/$app.ini" "$final_path/syncserver.ini"

# configure uwsgi
ynh_add_uwsgi_service 'domain secret db_user db_pwd db_name'

#=================================================
# MODIFY A CONFIG FILE
#=================================================
# TODO: fix this css patch
# ynh_replace_string "media\/img@$path_url\/media\/img@g" $final_path/syncserver/page/sync_files/firefox_sync-bundle.css
# ynh_replace_string "media\/img@$path_url\/media\/img@g" $final_path/syncserver/page/sync_files/responsive-bundle.css

#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================
ynh_script_progression --message="Protecting directory"

# Set permissions to app files
set_permissions

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

yunohost service add "uwsgi-app@$app.service" --log "/var/log/uwsgi/app/$app"


#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring permissions"
# accessible by everyone (authentification is done by firefox accounts)

ynh_app_setting_set --app=$app --key=skipped_uris --value="/"

#=================================================
# 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" --last