#!/bin/bash
# This file is in the public domain.

# main.sh is the main script that asks the questions and
# puts the answers into environment variables located at  "config/taler-internal.conf or config/taler.conf" files
# Nginx configuration - Reads values directly from these "config files".

set -eu

# include functions source file

source functions.sh

# Clear logs

> setup.log

# include variables from configuration
mkdir -p config/
touch config/user.conf config/internal.conf
# Values supplied by user
source config/user.conf
# Values we generated
source config/internal.conf

# Ask questions to user
# START USER INTERACTION
say "Welcome to the GNU Taler regional currency setup!"
say ""
say "All configuration values asked during the setup script"
say "can be changed in config/user.conf."
say "Logs are written in setup.log."
say ""

ask_questions

# END USER INTERACTION

# Check if the user is root, otherwise EXIT.
check_user

# Installation of deb packages required
say ""
say "Installing packages (step 1 of 5)"
. install_packages.sh

check_dns

if test -z "${BANK_EXCHANGE_PASSWORD:-}"; then
  BANK_EXCHANGE_PASSWORD=$(uuidgen)
  echo "BANK_EXCHANGE_PASSWORD=\"${BANK_EXCHANGE_PASSWORD}\"" >>config/internal.conf
fi

if test -z "${BANK_PORT:-}"; then
  echo "BANK_PORT=8080" >>config/user.conf
fi

if test "${ENABLE_TLS:-}" == "y"; then
  export PROTO="https"
else
  export PROTO="http"
fi

say ""
say "Configuring nginx (step 2 of 5)"
./config_nginx.sh

say ""
say "Setting up libeufin (step 3 of 5)"
./setup-libeufin.sh

say ""
say "Setting up exchange (step 4 of 5)"
./setup-exchange.sh

say ""
say "Setting up merchant (step 5 of 5)"
./setup-merchant.sh

# Final message to the user
say ""
say "Congratulations, you have successfully installed GNU Taler"
say "Your bank is at ${PROTO}://bank.${DOMAIN_NAME}/"
say "A merchant is at ${PROTO}://backend.${DOMAIN_NAME}/"
say "You should set credentials for the merchant soon."

say "For currency conversion to work, you must manually complete"
say "the EBICS configuration."

exit 0
# END INSTALLATION