#!/bin/sh
# This file is in the public domain
# Wrapper around 'taler-bank-manage' to first configure the required
# testing accounts before launching the bank properly.
#
# Takes 3 arguments:
# $1: the Nexus port (Sandbox port prepends 1 to it)
# $2: the database name
# $3: exchange base URL (used to specify the default exchange)
# $4: config file (needs patch to specify exchange's PAYTO_URI)

set -eu

if [ "$#" -ne 4 ];
then
    echo "illegal number of parameters.  \
Give: Nexus port number, SQLite file path, exchange base URL, config file path."
    exit 1
fi

# Must not terminate jobs here, as they are needed
# by the script _importing_ this one.  Those script
# will then manage the termination.
# trap cleanup EXIT

export LIBEUFIN_SANDBOX_DB_CONNECTION="jdbc:sqlite:$2"
# Create the default demobank.
libeufin-sandbox config --currency TESTKUDOS default
export LIBEUFIN_SANDBOX_ADMIN_PASSWORD=secret
libeufin-sandbox serve --port "1$1" \
  > libeufin-sandbox-stdout.log \
  2> libeufin-sandbox-stderr.log &
echo $! > libeufin-sandbox.pid
export LIBEUFIN_SANDBOX_URL="http://localhost:1$1/demobanks/default"
set +e
echo -n "Waiting for Sandbox.."
for n in `seq 1 50`; do
  echo -n "."
  sleep 1
  if wget --timeout=1 \
    --tries=3 --waitretry=0 \
    -o /dev/null -O /dev/null \
    $LIBEUFIN_SANDBOX_URL; then
    break
  fi
done
echo OK

register_sandbox_account() {
    export LIBEUFIN_SANDBOX_USERNAME=$1
    export LIBEUFIN_SANDBOX_PASSWORD=$2
    libeufin-cli sandbox \
      demobank \
      register --name "$3"
    unset LIBEUFIN_SANDBOX_USERNAME
    unset LIBEUFIN_SANDBOX_PASSWORD
}
set -e
echo -n "Register the 'fortytwo' Sandbox user.."
register_sandbox_account fortytwo x "Forty Two"
echo OK
echo -n "Register the 'fortythree' Sandbox user.."
register_sandbox_account fortythree x "Forty Three"
echo OK
echo -n "Register 'exchange' Sandbox user.."
register_sandbox_account exchange x "Exchange Company"
echo OK
echo -n "Register 'tor' Sandbox user.."
register_sandbox_account tor x "Tor Project"
echo OK
echo -n "Register 'gnunet' Sandbox user.."
register_sandbox_account gnunet x "GNUnet"
echo OK
echo -n "Register 'tutorial' Sandbox user.."
register_sandbox_account tutorial x "Tutorial"
echo OK
echo -n "Register 'survey' Sandbox user.."
register_sandbox_account survey x "Survey"
echo OK
echo -n "Specify exchange's PAYTO_URI in the config ..."
export LIBEUFIN_SANDBOX_USERNAME=exchange
export LIBEUFIN_SANDBOX_PASSWORD=x
PAYTO=`libeufin-cli sandbox demobank info --bank-account exchange | jq --raw-output '.paytoUri'`
taler-config -c $4 -s exchange-account-1 -o PAYTO_URI -V $PAYTO
echo " OK"
echo -n "Setting this exchange as the bank's default ..."
EXCHANGE_PAYTO=`libeufin-cli sandbox demobank info --bank-account exchange | jq --raw-output '.paytoUri'`
libeufin-sandbox default-exchange "$3" "$EXCHANGE_PAYTO"
echo " OK"
# Prepare EBICS: create Ebics host and Exchange subscriber.
# Shortly becoming admin to setup Ebics.
export LIBEUFIN_SANDBOX_USERNAME=admin
export LIBEUFIN_SANDBOX_PASSWORD=secret
echo -n "Create EBICS host at Sandbox.."
libeufin-cli sandbox \
  --sandbox-url http://localhost:1$1 \
  ebicshost create --host-id talerebics
echo OK
echo -n "Create exchange EBICS subscriber at Sandbox.."
libeufin-cli sandbox \
  demobank new-ebicssubscriber --host-id talerebics \
  --user-id exchangeebics --partner-id talerpartner \
  --bank-account exchange # that's a username _and_ a bank account name
echo OK
unset LIBEUFIN_SANDBOX_USERNAME
unset LIBEUFIN_SANDBOX_PASSWORD
# Prepare Nexus, which is the side actually talking
# to the exchange.
export LIBEUFIN_NEXUS_DB_CONNECTION="jdbc:sqlite:$2"
# For convenience, username and password are
# identical to those used at the Sandbox.
echo -n Create exchange Nexus user..
libeufin-nexus superuser exchange --password x
echo OK
libeufin-nexus serve --port $1 \
  2> libeufin-nexus-stderr.log \
  > libeufin-nexus-stdout.log &
echo $! > libeufin-nexus.pid
export LIBEUFIN_NEXUS_URL=http://localhost:$1
echo -n Waiting for Nexus..
set +e
for n in `seq 1 50`; do
  echo -n "."
  sleep 1
  if wget --timeout=1 \
    --tries=3 --waitretry=0 \
    -o /dev/null -O /dev/null \
    $LIBEUFIN_NEXUS_URL; then
    break
  fi
done
set -e
echo OK
export LIBEUFIN_NEXUS_USERNAME=exchange
export LIBEUFIN_NEXUS_PASSWORD=x
echo -n Creating a EBICS connection at Nexus..
libeufin-cli connections new-ebics-connection \
  --ebics-url "http://localhost:1$1/ebicsweb" \
  --host-id talerebics \
  --partner-id talerpartner \
  --ebics-user-id exchangeebics \
  talerconn
echo OK
echo -n Setup EBICS keying..
libeufin-cli connections connect talerconn > /dev/null
echo OK
echo -n Download bank account name from Sandbox..
libeufin-cli connections download-bank-accounts talerconn
echo OK
echo -n Importing bank account info into Nexus..
libeufin-cli connections import-bank-account \
  --offered-account-id exchange \
  --nexus-bank-account-id exchange-nexus \
  talerconn
echo OK
echo -n Setup payments submission task..
# Tries every second.
libeufin-cli accounts task-schedule \
  --task-type submit \
  --task-name exchange-payments \
  --task-cronspec "* * *" \
  exchange-nexus
echo OK
# Tries every second.  Ask C52
echo -n Setup history fetch task..
libeufin-cli accounts task-schedule \
  --task-type fetch \
  --task-name exchange-history \
  --task-cronspec "* * *" \
  --task-param-level report \
  --task-param-range-type latest \
  exchange-nexus
echo OK
# TBD: create Taler facade.
echo -n Create the Taler facade at Nexus..
libeufin-cli facades \
  new-taler-wire-gateway-facade \
  --currency TESTKUDOS --facade-name test-facade \
  talerconn exchange-nexus
echo OK
# Facade schema: http://localhost:$1/facades/test-facade/taler-wire-gateway/