<?php global $CONFIG_DB, $DEBUG, $ENCRYPTION_KEY, $CORS, $ECONOMIC_API, $WORDPRESS_STATIC_TOKEN, $EMAIL_WASH_CERTIFICATE_TOKEN, $MINIO, $REDIS_CONFIG, $WORDPRESS_API_URL, $SLACK_DEFAULT_WEBHOOK, $ALL_CONFIG;

/**
 * Check if the environment variables are set (If we are running in a Docker container)
 */
if (isset($_ENV['USE_ENV']) && $_ENV['USE_ENV'] === 'true') {
    // Set the configuration from the environment variables
    $ENV_VARIABLES = [
        'CONFIG_DB_HOST' => 'host',
        'CONFIG_DB_USER' => 'user',
        'CONFIG_DB_PASSWORD' => 'password',
        'CONFIG_DB_DATABASE' => 'database',
        'DEBUG' => 'DEBUG',
        'ENCRYPTION_KEY' => 'ENCRYPTION_KEY',
        'CORS' => 'CORS',
        'ECONOMIC_API_APP_ACCESS_GRANT' => 'app_access_grant',
        'ECONOMIC_API_APP_ACCESS_GRANT2' => 'app_access_grant2',
        'ECONOMIC_API_APP_SECRET_TOKEN' => 'app_secret_token',
        'WORDPRESS_STATIC_TOKEN' => 'WORDPRESS_STATIC_TOKEN',
        'EMAIL_WASH_CERTIFICATE_TOKEN' => 'EMAIL_WASH_CERTIFICATE_TOKEN',
        'WORDPRESS_API_URL' => 'WORDPRESS_API_URL',
        'MINIO_ENDPOINT' => 'endpoint',
        'MINIO_ACCESS_KEY' => 'access_key',
        'MINIO_SECRET_KEY' => 'secret_key',
        'SLACK_DEFAULT_WEBHOOK' => 'SLACK_DEFAULT_WEBHOOK',
        'REDIS_CONFIG_HOST' => 'host',
        'REDIS_CONFIG_DATABASE' => 'database',
        'REDIS_CONFIG_PASSWORD' => 'password'
    ];
    $dbTarget = strtolower(trim((string)($_ENV['CONFIG_DB_TARGET'] ?? 'live')));
    if ($dbTarget !== 'live' && $dbTarget !== 'debug') {
        $dbTarget = 'live';
    }

    $resolveDbValue = function (string $key) use ($dbTarget): string {
        $liveKey = 'CONFIG_DB_' . $key;
        $debugKey = 'CONFIG_DB_DEBUG_' . $key;
        $liveValue = (string)($_ENV[$liveKey] ?? '');
        $debugValue = (string)($_ENV[$debugKey] ?? '');

        if ($dbTarget === 'debug' && $debugValue !== '') {
            return $debugValue;
        }

        return $liveValue;
    };

    /**
     * Set the db configuration from selected target (live/debug)
     */
    $CONFIG_DB = [
        'host' => $resolveDbValue('HOST'),
        'user' => $resolveDbValue('USER'),
        'password' => $resolveDbValue('PASSWORD'),
        'database' => $resolveDbValue('DATABASE')
    ];
    /**
     * Set the debug configuration
     */
    $DEBUG = $_ENV['DEBUG'];
    /**
     * Set the encryption key
     */
    $ENCRYPTION_KEY = $_ENV['ENCRYPTION_KEY'];
    /**
     * Set the CORS configuration
     */
    $CORS = $_ENV['CORS'];
    /**
     * Set the economic API configuration
     */
    $ECONOMIC_API = [
        'app_access_grant' => $_ENV['ECONOMIC_API_APP_ACCESS_GRANT'],
        'app_access_grant2' => $_ENV['ECONOMIC_API_APP_ACCESS_GRANT2'],
        'app_secret_token' => $_ENV['ECONOMIC_API_APP_SECRET_TOKEN']
    ];
    /**
     * Set the WordPress static token
     */
    $WORDPRESS_STATIC_TOKEN = $_ENV['WORDPRESS_STATIC_TOKEN'];
    /**
     * Set the email wash certificate token
     */
    $EMAIL_WASH_CERTIFICATE_TOKEN = $_ENV['EMAIL_WASH_CERTIFICATE_TOKEN'];
    /**
     * Set the WordPress API URL
     */
    $WORDPRESS_API_URL = $_ENV['WORDPRESS_API_URL'];
    /**
     * Set the Minio configuration
     */
    $MINIO = [
        'endpoint' => $_ENV['MINIO_ENDPOINT'],
        'access_key' => $_ENV['MINIO_ACCESS_KEY'],
        'secret_key' => $_ENV['MINIO_SECRET_KEY']
    ];
    /**
     * Set the Slack default webhook
     */
    $SLACK_DEFAULT_WEBHOOK = $_ENV['SLACK_DEFAULT_WEBHOOK'];
    /**
     * Set the Redis configuration
     */
    $REDIS_CONFIG = [
        'host' => $_ENV['REDIS_CONFIG_HOST'],
        'database' => $_ENV['REDIS_CONFIG_DATABASE'],
        'password' => $_ENV['REDIS_CONFIG_PASSWORD']
    ];

    // Set the timezone
        date_default_timezone_set($_ENV['CONFIG_TIMEZONE']) ?? 'Europe/Copenhagen';

    // Set the all config
    $ALL_CONFIG = $_ENV; // This is used by the backup job.

} else {
    // Throw an error if the environment variables are not set
    throw new Exception('Environment variables are not set');
}