<?php
// +----------------------------------------------------------------------
// | YwxApp [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2026-2036 http://ywxapp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Author: ywxapp<admin@ywxapp.cn>
// +----------------------------------------------------------------------
declare (strict_types = 1);

namespace addon\blog\controller\backend;

use addon\blog\model\BlogArticle as ArticleModel;
use addon\blog\model\BlogComment as CommentModel;
use think\facade\Request;
use think\facade\View; 

use ywxapp\controller\BackendBase;

/**
 * Comment 类
 *
 * @author ywxapp <admin@ywxapp.cn>
 */
class Comment extends BackendBase
{

    protected $noNeedVerify = ['*'];

    
    protected function initialize()
    {}

    /**
     * 评论列表（ajax 请求返回 layui table 所需 JSON，普通请求渲染视图）
     */
    public function index()
    {
        $status   = Request::param('status', 'all');
        $keyword  = Request::param('keyword', '');
        $page     = Request::param('page', 1);
        $limit    = Request::param('limit', 15);

        if (Request::isAjax()) {
            $query = CommentModel::with(['user', 'article']);

            if ($status !== 'all') {
                $query->where('status', $status);
            }
            if ($keyword) {
                $query->where('content', 'like', "%{$keyword}%");
            }

            $paginator = $query->order('create_at', 'desc')
                ->paginate(['list_rows' => $limit, 'page' => $page]);

            $rows = [];
            foreach ($paginator->items() as $c) {
                    $createText = (function ($t) {
                        if ($t instanceof \DateTime) return $t->format('Y-m-d H:i');
                        if (is_numeric($t)) return date('Y-m-d H:i', (int) $t);
                        $ts = strtotime((string) $t);
                        return $ts !== false ? date('Y-m-d H:i', $ts) : (string) $t;
                    })($c->create_at);

                $rows[] = [
                    'id'            => $c->id,
                    'nickname'      => $c->user->nickname ?? '-',
                    'avatar'        => $c->user->avatar ?? '',
                    'content'       => $c->content,
                    'article_id'    => $c->aid,
                    'article_title' => $c->article->title ?? '-',
                    'article_url'   => $c->article ? (string) url('blog/backend.article/edit', ['id' => $c->aid]) : '',
                    'status'        => $c->status,
                    'create_text'   => $createText,
                ];
            }

            return json([
                'code'  => 0,
                'msg'   => '',
                'count' => $paginator->total(),
                'data'  => $rows,
            ]);
        }

        return View::fetch('comment/index', [
            'status'  => $status,
            'keyword' => $keyword,
        ]);
    }

    /**
     * 审核通过
     */
    public function approve($id)
    {
        $comment = CommentModel::find($id);
        if ($comment) {
            $comment->status = 1;
            $comment->save();

            ArticleModel::where('id', $comment->aid)->inc('comment_count')->update();

            return json(['code' => 1, 'msg' => '评论已通过']);
        }
        return json(['code' => 0, 'msg' => '评论不存在']);
    }

    /**
     * 拒绝评论
     */
    public function reject($id)
    {
        $comment = CommentModel::find($id);
        if ($comment) {
            $comment->status = 0;
            $comment->save();

            ArticleModel::where('id', $comment->aid)->dec('comment_count')->update();

            return json(['code' => 1, 'msg' => '评论已拒绝']);
        }
        return json(['code' => 0, 'msg' => '评论不存在']);
    }

    /**
     * 删除评论
     */
    public function delete($id)
    {
        $comment = CommentModel::find($id);
        if ($comment) {
            $this->deleteChildren($id);

            ArticleModel::where('id', $comment->aid)->dec('comment_count')->update();

            return json(['code' => 1, 'msg' => '评论已删除']);
        }
        return json(['code' => 0, 'msg' => '评论不存在']);
    }

    /**
     * 递归删除子评论
     */
    private function deleteChildren($parentId)
    {
        $children = CommentModel::where('pid', $parentId)->select();
        foreach ($children as $child) {
            $this->deleteChildren($child->id);
            $child->delete();
        }
    }

    /**
     * 批量操作
     */
    public function batch()
    {
        $action = Request::post('action');
        $ids    = Request::post('ids/a');

        if (empty($ids)) {
            return json(['code' => 0, 'msg' => '请选择评论']);
        }

        switch ($action) {
            case 'approve':
                CommentModel::whereIn('id', $ids)->update(['status' => 1]);
                return json(['code' => 1, 'msg' => '批量通过成功']);
            case 'reject':
                CommentModel::whereIn('id', $ids)->update(['status' => 0]);
                return json(['code' => 1, 'msg' => '批量拒绝成功']);
            case 'delete':
                CommentModel::destroy($ids);
                return json(['code' => 1, 'msg' => '批量删除成功']);
            default:
                return json(['code' => 0, 'msg' => '无效操作']);
        }
    }
}