community-service/app/Traits/PostTrait.php

<?php

/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2019/6/6
 * Time: 18:05
 */
namespace App\Traits;

use App\Models\Post;
use App\Models\PostComment;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Redis;

trait PostTrait
{
    //预计可获得U米数
    public function availableBean()
    {
        $bean = Redis::get('yesterday_post_create_bean');
        $count = Redis::get('yesterday_post_count');
        $num = 1000;
        if($bean && $count){
            $num = $bean / $count;
        }
        $h = date('h');
        $H = date('H');
        $t = $h * 60 / 720 + 2;


        if(in_array(intval($H), [9,10,11,12,17.18,19,20,21])){
            $t += 0.5;
        }
        return intval($num * $t);
    }
    //详情
    public function detail($id)
    {
        return Post::join('post_data', 'post_data.post_id', '=', 'post.id')
            ->select('post.*')
            ->find($id);
    }

    //获取内容话题
    public function getTopic($topic_ids)
    {
        $ids = explode(',', $topic_ids);
        $topic = [];
        foreach($ids as $id){
            $name = Redis::ZRANGEBYSCORE('topic.name', $id, $id);
            if($name && isset($name[0])){
                $topic[] = [
                    'id' => intval($id),
                    'name' => $name[0],
                ];
            }
        }
        return $topic;
    }

    //获取内容详情
    public function getPostInfo($id, $type = 0)
    {
        if($type){
            $res = Redis::SISMEMBER('delete_post_ids', $id);
            if($res){
                return [];
            }
        }
        $data =  Redis::HGETALL('post_info_'.$id);
        if($data){
            $data['praise_count'] = intval($data['praise_count']);
            $data['comment_count'] = intval($data['comment_count']);
            $data['collect_count'] = intval($data['collect_count']);
            $data['available_bean'] = intval($data['available_bean']);
            $data['collect_bean'] = intval($data['collect_bean']);
            $data['will_collect_bean'] = $data['will_collect_bean'] + 3 * $data['pv'];
            $data['imgs'] = json_decode($data['imgs'], true);
        }
        return $data;
    }

    //获取内容最新评论
    public function getNewComment($id, $uid = 0)
    {
        $comment = [];
        $key = 'comment_like_'.$id;
        $commentKey = 'post_new_comment_'.$id;
        $commentData = Redis::GET($commentKey);
        if($commentData){
            $comment = json_decode($commentData);
            foreach($comment as &$item){
                $isLike = 0;
                if($uid){
                    $isLike = Redis::ZSCORE($key, $uid.'_'.$item->id) ? 1 : 0;
                }
                $item->is_like = $isLike;
                $item->like_count = Redis::ZCOUNT($key, $item->id, $item->id);
            }
        }else{
            $comments = PostComment::where('post_id', $id)->where('parent_id', 0)->where('is_delete', 0)->orderBy('like_count', 'desc')->orderBy('id', 'desc')->limit(2)->get();
            foreach($comments as $item){
                $userComment = $this->userInfo($item->uid);
                $isLike = 0;
                if($uid){
                    $isLike = Redis::ZSCORE($key, $uid.'_'.$item->id) ? 1 : 0;
                }
                $likeCount = Redis::ZCOUNT($key, $item->id, $item->id);
                $comment[] = [
                    'id' => $item->id,
                    'username' => $userComment['username'],
                    'content' => $item->is_delete?'该评论已被删除':$item->content,
                    'is_delete' => $item->is_delete,
                    'is_like' => $isLike,
                    'like_count' => $likeCount,
                ];
            }
            Redis::SET($commentKey, json_encode($comment));
            Redis::EXPIRE($commentKey, 3);
        }
        return $comment;
    }

    //获取评论点赞数、点赞状态
    public function getCommentLike($postId, $commentId, $uid = 0)
    {
        $key = 'comment_like_'.$postId;
        $isLike = 0;
        if($uid){
            $isLike = Redis::ZSCORE($key, $uid.'_'.$commentId) ? 1 : 0;
        }
        $likeCount = Redis::ZCOUNT($key, $commentId, $commentId);
        return [
            'is_like' => $isLike,
            'like_count' => $likeCount
        ];
    }
}