#!/bin/bash
set -euo pipefail
ZAMMAD_DB_PASS=$(openssl rand -hex 16)
export ZAMMAD_DB_PASS

sudo -u postgres psql <<SQL
DO \$\$
BEGIN
  IF NOT EXISTS (SELECT FROM pg_roles WHERE rolname = 'zammad') THEN
    CREATE USER zammad WITH PASSWORD '${ZAMMAD_DB_PASS}';
  ELSE
    ALTER USER zammad WITH PASSWORD '${ZAMMAD_DB_PASS}';
  END IF;
END
\$\$;

SELECT 'CREATE DATABASE zammad_production OWNER zammad ENCODING ''UTF8'''
WHERE NOT EXISTS (SELECT FROM pg_database WHERE datname = 'zammad_production')\gexec

GRANT ALL PRIVILEGES ON DATABASE zammad_production TO zammad;
SQL

echo "ZAMMAD_DB_PASS=${ZAMMAD_DB_PASS}"