<?php

class MaxUploaderWordPressStatus {

    public function get_info() {
        $plugin_data = get_plugin_data( WMUFS_PLUGIN_PATH . 'wp-maximum-upload-file-size.php' );

        $wp_version         = get_bloginfo( 'version' );
        $min_wp_version     = isset($plugin_data['RequiresWP']) ? $plugin_data['RequiresWP'] : '4.4';
        $wp_version_status  = version_compare( $wp_version, $min_wp_version, '>=' ) ? 1 : 0;

        $wc_version = class_exists( 'woocommerce' ) ? WC()->version : 'Not Active Woocommerce';
        $min_wc_version = isset($plugin_data['WC requires at least']) ? $plugin_data['WC requires at least'] : '3.2';
        $wc_status = is_numeric( $wc_version ) && version_compare( $wc_version, $min_wc_version, '>=' ) ? 1 : 0;

        $min_upload_size = '40MB';
        $upload_size_wp  = $this->wp_min_upload_size();
        $upload_size_host = $this->wp_upload_size_from_host();

        $upload_size_status_wp = $this->convertToBytes( $upload_size_wp ) < $this->convertToBytes( $min_upload_size ) ? 0 : 1;
        $upload_size_status_host = $this->convertToBytes( $upload_size_host ) < $this->convertToBytes( $min_upload_size ) ? 0 : 1;

        $min_limit_time = 120;
        $php_limit_time = ini_get( 'max_execution_time' );
        $php_limit_time_status = $php_limit_time >= $min_limit_time ? 1 : 0;

        return [
            [
                'title' => esc_html__( 'WordPress Version', 'wp-maximum-upload-file-size' ),
                'version' => $wp_version,
                'status' => $wp_version_status,
                'success_message' => esc_html__( '- ok', 'wp-maximum-upload-file-size' ),
                'error_message' => esc_html__( 'Recommend : ', 'wp-maximum-upload-file-size') . $min_wp_version,
            ],
            [
                'title' => esc_html__( 'Woocommerce Version', 'wp-maximum-upload-file-size' ),
                'version' => $wc_version,
                'status' => $wc_status,
                'success_message' => esc_html__( '- ok', 'wp-maximum-upload-file-size' ),
                'error_message' => esc_html__( 'Recommend : ', 'wp-maximum-upload-file-size') . $min_wc_version,
            ],
            [
                'title' => esc_html__( 'Maximum Upload Limit set by WordPress', 'wp-maximum-upload-file-size' ),
                'version' => $upload_size_wp,
                'status' => $upload_size_status_wp,
                'success_message' => esc_html__( '- ok', 'wp-maximum-upload-file-size' ),
                'error_message' => esc_html__( 'Recommend : ', 'wp-maximum-upload-file-size') . $min_upload_size,
            ],
            [
                'title' => esc_html__( 'Maximum Upload Limit Set By Hosting Provider', 'wp-maximum-upload-file-size' ),
                'version' => $upload_size_host,
                'status' => $upload_size_status_host,
                'success_message' => esc_html__( '- ok', 'wp-maximum-upload-file-size' ),
                'error_message' => esc_html__( 'Recommend : ', 'wp-maximum-upload-file-size') . $min_upload_size,
            ],
            [
                'title' => esc_html__( 'PHP Limit Time', 'wp-maximum-upload-file-size' ),
                'version' => esc_html__('Current Limit Time: ', 'wp-maximum-upload-file-size') . $php_limit_time,
                'status' => $php_limit_time_status,
                'success_message' => esc_html__( '- ok', 'wp-maximum-upload-file-size' ),
                'error_message' => esc_html__( 'Recommend : ', 'wp-maximum-upload-file-size') . $min_limit_time,
            ],
        ];
    }

    private function wp_min_upload_size() {
        $size = wp_max_upload_size();
        return $size ? size_format($size) : 'unknown';
    }

    private function wp_upload_size_from_host() {
        $ini = ini_get('upload_max_filesize') ?: 'unknown';
        if (is_numeric($ini)) return $ini . ' bytes';
        return $ini . 'B';
    }

    private function convertToBytes($from) {
        // PHP 8.1+ compatibility: ensure $from is a string
        if ($from === null || $from === '') {
            return 0;
        }
        
        $from = (string) $from;
        $units = ['B', 'KB', 'MB', 'GB', 'TB', 'PB'];
        $number = (float) preg_replace('/[^\d.]/', '', $from);
        $suffix = strtoupper(trim(str_replace((string)$number, '', $from)));

        $index = array_search($suffix, $units);
        if ($index === false) return 0;

        return (int) ($number * (1024 ** $index));
    }
}