<?php
// OCR.space configuration.
// Reads the API key from an environment variable.

function get_ocr_key() {
    $key = getenv('OCR_API_KEY');
    if ($key === false || $key === null || $key === '') {
        // Attempt to load from .env if not in process environment
        $envPath = realpath(__DIR__ . '/../../.env');
        if ($envPath && is_readable($envPath)) {
            $lines = @file($envPath, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES) ?: [];
            foreach ($lines as $line) {
                if (str_starts_with(trim($line), 'OCR_API_KEY')) {
                    [, $v] = array_map('trim', explode('=', $line, 2));
                    $key = trim($v, "' ");
                    break;
                }
            }
        }
    }
    return ($key === false) ? null : $key;
}

return [
    'api_key' => get_ocr_key(),
];