#!/bin/bash

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

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

upgrade_type=$(ynh_check_app_version_changed)

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=1

if ynh_compare_current_package_version --comparison le --version 0.8.3~ynh2; then
    ynh_die --message="Upgrade from version 0.8.3 is not possible. You must uninstall and reinstall Synapse-admin package manually"
fi

# If synapse_app doesn't exist, create it and assume it is `synapse`
if [ -z "$synapse_app" ]; then
    synapse_app="synapse"
    ynh_app_setting_set --app=$app --key=synapse_app --value=$synapse_app
fi

# Delete service and nodejs dependencies
if ynh_compare_current_package_version --comparison lt --version 0.8.7~ynh1; then
    yunohost service remove $app
    ynh_remove_systemd_config

    ynh_remove_nodejs
    ynh_remove_logrotate

    ynh_app_setting_delete --app=$app --key=synapse_port
    ynh_app_setting_delete --app=$app --key=port
fi

if ynh_compare_current_package_version --comparison lt --version 0.8.7~ynh3; then
    ynh_app_setting_delete --app=$app --key=synapse_domain
    ynh_app_setting_delete --app=$app --key=synapse_port
fi

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

if [ "$upgrade_type" == "UPGRADE_APP" ]; then
    ynh_script_progression --message="Upgrading source files..." --weight=2

    ynh_setup_source --dest_dir="$install_dir"
fi

chmod -R o-rwx "$install_dir"
chown -R $app:www-data "$install_dir"

#=================================================
# REAPPLY SYSTEM CONFIGURATIONS
#=================================================
ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1

# Create a dedicated nginx config
ynh_add_nginx_config

# Create NGINX config to access /_synapse/admin endpoint
synapse_domain=$(ynh_app_setting_get --app=$synapse_app --key=domain)
synapse_port=$(ynh_app_setting_get --app=$synapse_app --key=synapse_port)
ynh_add_config --template="endpoint.nginx.conf" --destination="/etc/nginx/conf.d/${synapse_domain}.d/$app.endpoint.conf"

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

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