<?php
namespace AskTamMCP\Tools;
defined('ABSPATH') || exit;

class CommentTools {

    public static function listComments(array $args): array {
        $q = ['status'=>$args['status']??'approve','number'=>(int)($args['per_page']??20),'paged'=>(int)($args['page']??1)];
        if (!empty($args['post_id'])) $q['post_id'] = (int)$args['post_id'];
        $comments = get_comments($q);
        return ['comments'=>array_map(fn($c)=>['id'=>(int)$c->comment_ID,'post_id'=>(int)$c->comment_post_ID,'author'=>$c->comment_author,'email'=>$c->comment_author_email,'content'=>$c->comment_content,'status'=>$c->comment_approved,'date'=>$c->comment_date],$comments),'total'=>count($comments)];
    }

    public static function getPendingComments(array $args): array {
        $comments = get_comments(['status'=>'hold','number'=>(int)($args['per_page']??20)]);
        return ['comments'=>array_map(fn($c)=>['id'=>(int)$c->comment_ID,'post_id'=>(int)$c->comment_post_ID,'author'=>$c->comment_author,'content'=>$c->comment_content,'date'=>$c->comment_date],$comments),'total'=>count($comments)];
    }

    public static function approveComment(array $args): array {
        $r = wp_set_comment_status((int)$args['comment_id'],'approve');
        if (!$r) throw new \RuntimeException("Failed to approve comment {$args['comment_id']}");
        return ['id'=>(int)$args['comment_id'],'approved'=>true];
    }

    public static function spamComment(array $args): array {
        $r = wp_set_comment_status((int)$args['comment_id'],'spam');
        if (!$r) throw new \RuntimeException("Failed to spam comment {$args['comment_id']}");
        return ['id'=>(int)$args['comment_id'],'spam'=>true];
    }

    public static function trashComment(array $args): array {
        $r = wp_trash_comment((int)$args['comment_id']);
        if (!$r) throw new \RuntimeException("Failed to trash comment {$args['comment_id']}");
        return ['id'=>(int)$args['comment_id'],'trashed'=>true];
    }

    public static function deleteComment(array $args): array {
        $r = wp_delete_comment((int)$args['comment_id'],(bool)($args['force']??false));
        if (!$r) throw new \RuntimeException("Failed to delete comment {$args['comment_id']}");
        return ['id'=>(int)$args['comment_id'],'deleted'=>true,'permanent'=>(bool)($args['force']??false)];
    }

    public static function createComment(array $args): array {
        $data = [
            'comment_post_ID'      => (int)($args['post_id'] ?? 0),
            'comment_content'      => $args['content'] ?? '',
            'comment_author'       => $args['author_name'] ?? 'MCP',
            'comment_author_email' => $args['author_email'] ?? '',
            'comment_parent'       => (int)($args['parent'] ?? 0),
            'comment_approved'     => $args['status'] ?? 'approve',
        ];
        $id = wp_insert_comment($data);
        if (!$id) throw new \RuntimeException("Failed to create comment.");
        return ['id'=>(int)$id,'created'=>true];
    }
}