<?php

namespace app\api\controller\course;

use app\common\controller\Api;

/**
 * 评论
 */
class Comment extends Api
{
    // 无需登录的接口,*表示全部
    protected $noNeedLogin = ['index'];
    protected $noNeedRight = '*';

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\common\model\course\Comment;
        $this->commentLikeModel = new \app\common\model\course\CommentLike;
    }


    /**
     * 获取评论列表
     * @return void
     */
    public function index(){
        $courseId = $this->request->post('course_id');

        $limit = input('limit',10);
        $page = input('page',1);

        $sort = input('sort','time');

        $list = $this->model->getList($courseId,[
            'limit'=>$limit,
            'page'=>$page,
            'sort'=>$sort,
            'user_id'=>$this->auth->id
        ]);


        $this->success('获取成功', $list);
    }

    /**
     * 添加评论
     * @return void
     */
    public function add(){
        $content = $this->request->post('content');
        $courseId = $this->request->post('course_id');
        $replyCommentId = $this->request->post('reply_comment_id');

        $discussConfig = \app\common\model\config\System::getConfig('discuss');

        if($discussConfig['comment_status'] == 'close'){
            $this->error("评论功能暂时关闭");
        }

        if(mb_strlen($content) > 1000){
            $this->error("评论内容长度超出限制");
        }

        if(empty($content)){
            $this->error("请完善评论内容");
        }

        $data = [
            'createtime'=>time(),
            'content'=>$content,
            'course_id'=>$courseId,
            'uniacid'=>UNIACID,
            'user_id'=>$this->auth->id
        ];
        if($replyCommentId){
            $replyCommentData = $this->model->getComment($replyCommentId);
            if(!$replyCommentData){
                $this->error("回复的评论不存在");
            }
            $data['reply_comment_id'] = $replyCommentData['id'];
            $data['reply_user_id'] = $replyCommentData['user_id'];
        }


        $successTip = '评论成功';

        if($discussConfig['comment_audit'] == 'open'){
            $data['status'] = 0;
            $successTip = '提交成功,评论将在审核通过后显示';
        }

        $this->model->save($data);

        $this->success($successTip);
    }

    /**
     * 删除评价
     * @return void
     */
    public function del(){
        $commentId = $this->request->post('comment_id');
        $commentData = $this->model->getComment($commentId);

        if(!$commentData || $commentData['user_id'] != $this->auth->id){
            $this->error("删除错误，请重试");
        }

        $this->model->del($commentData['id']);

        $this->success("删除成功");
    }

    /**
     * 喜欢评价
     * @return void
     */
    public function like(){
        $commentId = $this->request->post('comment_id');

        $commentData = $this->model->getComment($commentId);

        if(!$commentData){
            $this->error("获取评论数据失败,请刷新重试");
        }

        $this->commentLikeModel->setLike($commentId,$this->auth->id);

        $this->success("操作成功");
    }
}