<?php

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

class LCP_Paywall_Rules {
    private $option_name = 'lcp_paywall_rules';

    public function get_rules() {
        return get_option($this->option_name, array());
    }

    public function get_rules_for_post_type($post_type) {
        $rules = $this->get_rules();
        return isset($rules[$post_type]) ? $rules[$post_type] : array();
    }

    public function save_rules($rules) {
        // Ensure settings exist for each post type
        foreach ($rules as $post_type => $data) {
            if (!isset($data['settings'])) {
                $rules[$post_type]['settings'] = $this->get_default_post_type_settings($post_type);
            }
        }
        return update_option($this->option_name, $rules);
    }

    public function get_operators() {
        return array(
            '=' => 'Equals',
            '!=' => 'Not Equals',
            'in' => 'In',
            'notin' => 'Not In',
            'is' => 'Is',
            'isnot' => 'Is Not',
            'olderthan' => 'Older Than',
            'newerthan' => 'Newer Than',
            'hassub' => 'Has Subscription'
        );
    }

    public function get_conditions() {
        return array(
            'user' => 'User',
            'post' => 'Post'
        );
    }

    public function get_value_types() {
        return array(
            'logged_in' => 'Logged In',
            'taxonomy' => 'Taxonomy'
        );
    }

    public function get_taxonomies_for_post_type($post_type) {
        return get_object_taxonomies($post_type, 'objects');
    }

    public function get_terms_for_taxonomy($taxonomy) {
        $terms = get_terms(array(
            'taxonomy' => $taxonomy,
            'hide_empty' => false,
        ));

        return is_wp_error($terms) ? array() : $terms;
    }

    public function get_default_post_type_settings($post_type) {
        $rules = $this->get_rules();
        return isset($rules[$post_type]['settings']) ? $rules[$post_type]['settings'] : array(
            'default_lock_status' => 'locked',
            'is_metered' => false,
            'metered_free_posts' => 0,
            'metered_interval' => 0
        );
    }
}