<?php
/**
 * Helper Functions
 *
 * @package AI_Summarizer_OpenRouter
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Get plugin settings.
 *
 * @return array
 */
function aiso_get_settings() {

	$defaults = array(
		'api_key'     => '',
		'model'       => 'openai/gpt-4o-mini',
		'temperature' => 0.3,
		'max_tokens'  => 300,
		'cache_time'  => 24,
	);

	$options = get_option( 'aiso_settings', array() );

	return wp_parse_args( $options, $defaults );
}

/**
 * Get single setting value.
 *
 * @param string $key Setting key.
 * @param mixed  $default Default value.
 *
 * @return mixed
 */
function aiso_get_setting( $key, $default = '' ) {

	$options = aiso_get_settings();

	return isset( $options[ $key ] )
		? $options[ $key ]
		: $default;

}

/**
 * Plugin version.
 *
 * @return string
 */
function aiso_version() {

	return AISO_VERSION;

}