#!/bin/bash
set -e

DB_HOST="${POSTGRES_HOST:-db}"
DB_USER="${POSTGRES_USER:-postgres}"
DB_NAME="${POSTGRES_DB:-Zoneco_ORG}"

echo "Waiting for PostgreSQL to be ready at ${DB_HOST}..."
while ! pg_isready -h "${DB_HOST}" -U "${DB_USER}" -d "${DB_NAME}"; do
  echo "PostgreSQL is unavailable - sleeping"
  sleep 1
done

echo "PostgreSQL is up"

echo "Collecting static files..."
python manage.py collectstatic --noinput

echo "Running migrations..."
python manage.py migrate --noinput

# Create/update admin from environment variables (no hardcoded credentials).
# Set ADMIN_USERNAME and ADMIN_PASSWORD in the server .env / compose env.
if [ -n "${ADMIN_USERNAME:-}" ] && [ -n "${ADMIN_PASSWORD:-}" ]; then
  echo "Ensuring admin user from environment variables..."
  python manage.py shell <<EOF
from django.contrib.auth import get_user_model
User = get_user_model()
username = "${ADMIN_USERNAME}"
password = "${ADMIN_PASSWORD}"
user, created = User.objects.get_or_create(
    username=username,
    defaults={"is_staff": True, "is_superuser": True, "is_active": True},
)
user.is_staff = True
user.is_superuser = True
user.is_active = True
user.set_password(password)
user.save()
print("Admin user CREATED" if created else "Admin user UPDATED")
EOF
else
  echo "ADMIN_USERNAME/ADMIN_PASSWORD not set — skipping admin bootstrap"
fi

echo "Starting application..."
exec "$@"