<?php

if (!defined('ABSPATH')) {
    exit;
}

class JCZP_Scheduler {
    
    public function __construct() {
        add_action('jczp_daily_predict', array($this, 'run_daily_predict'));
        add_action('jczp_check_results', array($this, 'check_match_results'));
        add_filter('cron_schedules', array($this, 'add_custom_cron_schedule'));
    }
    
    public function add_custom_cron_schedule($schedules) {
        $schedules['jczp_twice_daily'] = array(
            'interval' => 43200,
            'display'  => '每日两次（12小时）'
        );
        return $schedules;
    }
    
    public function run_daily_predict() {
        if (get_option('jczp_automode') != 1) {
            return;
        }
        
        $today = date('Y-m-d');
        $last_run_date = get_option('jczp_last_run_date', '');
        
        if ($last_run_date === $today) {
            return;
        }
        
        $predictor = new JCZP_Predictor();
        $results = $predictor->get_today_matches();
        
        if (empty($results)) {
            return;
        }
        
        $post_creator = new JCZP_Post_Creator();
        $post_id = $post_creator->create_post($results);
        
        if (!is_wp_error($post_id)) {
            update_option('jczp_last_run_date', $today);
        }
    }
    
    public function check_match_results() {
        $args = array(
            'post_type' => 'post',
            'meta_key' => 'jczp_predict_date',
            'posts_per_page' => 10,
            'orderby' => 'meta_value',
            'order' => 'DESC'
        );
        
        $query = new WP_Query($args);
        
        if ($query->have_posts()) {
            $api = new JCZP_API();
            
            while ($query->have_posts()) {
                $query->the_post();
                $post_id = get_the_ID();
                $matches_data = get_post_meta($post_id, 'jczp_matches_data', true);
                
                if (!empty($matches_data)) {
                    $updated_matches = array();
                    $all_updated = true;
                    
                    foreach ($matches_data as $match) {
                        $result = $api->get_match_result($match['id']);
                        
                        if ($result && $result['status'] === 'FINISHED') {
                            $match['actual_result'] = $this->determine_result($result['home_score'], $result['away_score']);
                            $match['is_correct'] = ($match['prediction'] === $match['actual_result']);
                        } else {
                            $all_updated = false;
                        }
                        
                        $updated_matches[] = $match;
                    }
                    
                    if (!empty($updated_matches)) {
                        update_post_meta($post_id, 'jczp_matches_data', $updated_matches);
                    }
                }
            }
            
            wp_reset_postdata();
        }
    }
    
    private function determine_result($home_score, $away_score) {
        if ($home_score > $away_score) {
            return '胜';
        } elseif ($home_score < $away_score) {
            return '负';
        } else {
            return '平';
        }
    }
}