#!/bin/bash

set -e

function isSettingsFileOk() {
    # Forbidden keys to set
    # - OPENSLIDES_USER_DATA_DIR
    # - SESSION_ENGINE
    if grep -q "OPENSLIDES_USER_DATA_DIR.*=" /app/personal_data/var/settings.py; then
        echo "Found forbidden key OPENSLIDES_USER_DATA_DIR"
        return 1;
    fi

    if grep -q "SESSION_ENGINE.*=" /app/personal_data/var/settings.py; then
        echo "Found forbidden key SESSION_ENGINE"
        return 1;
    fi

    return 0;
}

wait-for-it -t 0 redis:6379

until pg_isready -h postgres -p 5432 -U openslides; do
    echo "Waiting for Postgres to become available..."
    sleep 3
done

if [[ ! -f "/app/personal_data/var/settings.py" ]]; then
    echo "Create settings"
    python manage.py createsettings
else
    echo "Settings exists - checking for invalid configurations"
    if ! isSettingsFileOk; then
        echo "Settings are not ok."
        echo "Saving old settings in settings.py.bak"
        mv /app/personal_data/var/settings.py /app/personal_data/var/settings.py.bak
        python manage.py createsettings
    else
        echo "Settings are ok."
    fi
fi

sed -i -e "s/SECRET_KEY.*$/SECRET_KEY = 'development'/" /app/personal_data/var/settings.py

python -u manage.py migrate

exec "$@"