<?php
// +----------------------------------------------------------------------
// | LARAVEL8.0 框架 [ LARAVEL ][ RXThinkCMF ]
// +----------------------------------------------------------------------
// | 版权所有 2017~2021 LARAVEL研发中心
// +----------------------------------------------------------------------
// | 官方网站: http://www.laravel.cn
// +----------------------------------------------------------------------
// | Author: laravel开发员 <laravel.qq.com>
// +----------------------------------------------------------------------

namespace App\Services\Api;

use App\Models\ArticleCateModel;
use App\Models\ArticleModel;
use App\Services\BaseService;
use App\Services\ConfigService;
use App\Services\RedisService;

/**
 * 文章管理-服务类
 * @author laravel开发员
 * @since 2020/11/11
 * Class ArticleService
 * @package App\Services\Common
 */
class ArticleService extends BaseService
{
    /**
     * 构造函数
     * @author laravel开发员
     * @since 2020/11/11
     * ArticleService constructor.
     */
    public function __construct()
    {
        $this->model = new ArticleModel();
    }

    /**
     * 静态入口
     * @return static|null
     */
    public static function make()
    {
        if (!self::$instance) {
            self::$instance = (new static());
        }
        return self::$instance;
    }

    /**
     * @param $params
     * @param int $pageSize
     * @return array
     */
    public function getDataList($params, $pageSize = 15, $userId=0)
    {
        $where = ['a.mark' => 1];
        $status = isset($params['status'])? $params['status'] : 0;
        $type = isset($params['type'])? $params['type'] : 0;
        $publishType = isset($params['publish_type'])? $params['publish_type'] : 0;
        $cateId = isset($params['cate_id'])? $params['cate_id'] : 0;
        if($status>0){
            $where['a.status'] = $status;
        }
        if($type>0){
            $where['a.type'] = $type;
        }

        if($publishType>0){
            $where['a.publish_type'] = $publishType;
        }

        if($cateId>0){
            $where['a.cate_id'] = $cateId;
        }
        $list = $this->model->from('article as a')
            ->where($where)
            ->where('publish_at','<=', date('Y-m-d H:i:s'))
            ->where(function ($query) use($params){
                $keyword = isset($params['keyword'])? $params['keyword'] : '';
                if($keyword){
                    $query->where('a.title','like',"%{$keyword}%");
                }

            })
            ->select(['a.*'])
            ->orderBy('a.publish_at','desc')
            ->orderBy('a.create_time','desc')
            ->paginate($pageSize > 0 ? $pageSize : 9999999);
        $list = $list? $list->toArray() :[];
        if($list){
            $locale = RedisService::get("caches:locale:lang_{$userId}");
            $locale = $locale? $locale : session('locale_lang');
            $locale = $locale? $locale :'zh-cn';
            foreach($list['data'] as &$item){
                $item['create_time'] = $item['create_time']? datetime($item['create_time'],'Y-m-d H.i.s') : '';
                $item['time_text'] = $item['publish_at']? dateFormat(strtotime($item['publish_at'])) : '';
                $item['cover'] = $item['cover']? get_image_url($item['cover']) : '';
                $item['file_url'] = $item['file_url']? get_image_url($item['file_url']) : '';
                $title = $item['title']? $item['title'] : '';
                $content = $item['content']? htmlspecialchars_decode($item['content']) : '';
                if($locale != 'zh-cn'){
                    $item['title'] = isset($item['title_'.$locale]) && $item['title_'.$locale]? $item['title_'.$locale] : '';
                    $item['content'] = isset($item['content_'.$locale]) && $item['content_'.$locale]? htmlspecialchars_decode($item['content_'.$locale]) : '';
                }

                $item['title'] = $item['title']? $item['title'] : $title;
                $item['content'] = $item['content']? $item['content'] : $content;
            }
        }

        return [
            'pageSize'=> $pageSize,
            'total'=>isset($list['total'])? $list['total'] : 0,
            'list'=> isset($list['data'])? $list['data'] : []
        ];
    }

    /**
     * 类目
     * @return array[]
     */
    public function getCateList($type=0)
    {
        $cacheKey = "caches:articles:cates_{$type}";
        $datas = RedisService::get($cacheKey);
        if($datas){
            return $datas;
        }

        $where = ['status'=>1,'mark'=>1];
        if($type){
            $where['type'] = $type;
        }
        $datas = ArticleCateModel::where($where)
            ->select(['id','icon','name','type','status'])
            ->orderBy('sort','desc')
            ->orderBy('id','desc')
            ->get();
        if($datas){
            foreach ($datas as &$item){
                $item['icon'] = $item['icon']? get_image_url($item['icon']) : '';
            }
            unset($item);
        }
        return $datas;
    }


    /**
     * 获取文章详情
     * @param $id
     * @return array|mixed
     */
    public function getInfo($id, $userId=0, $refresh = false)
    {
        $cacheKey = "caches:articles:info_{$id}_{$userId}";
        $info = RedisService::get($cacheKey);
        if($info && !$refresh){
            return $info;
        }

        $locale = RedisService::get("caches:locale:lang_{$userId}");
        $locale = $locale? $locale : session('locale_lang');
        $locale = $locale? $locale :'zh-cn';
        if($locale == 'zh-cn'){
            $field = ['id','title','cover','views','author','publish_at','file_url','show_type','type','content'];
        }else{
            $field = ['id','title as title_all',"title_{$locale} as title",'cover','views','author','publish_at','file_url','show_type','type',"content_{$locale} as content"];
        }

        $info = $this->model->where(['id'=> $id,'status'=>1,'mark'=>1])
            ->where('publish_at','<=', date('Y-m-d H:i:s'))
            ->select($field)
            ->first();
        $info = $info? $info->toArray() : [];
        if($info){
            $info['time_text'] = $info['publish_at']? datetime(strtotime($info['publish_at'])) : '';
            $info['author']= $info['author']? $info['author'] : ConfigService::make()->getConfigByCode('app_name','星链社交');
            $info['title'] = $info['title']? $info['title'] : $info['title_all'];
            $info['cover'] = get_image_url($info['cover']);
            $info['file_url'] = get_image_url($info['file_url']);
            $info['content'] = htmlspecialchars_decode($info['content']);
            $this->model->where(['id'=> $id])->increment('views',1);
            $info['views'] += 1;
            RedisService::set($cacheKey, $info, rand(300,600));
        }

        return $info;
    }

    /**
     * 文章详情
     * @param $type
     * @return array|mixed
     */
    public function getInfoByType($type)
    {
        $cacheKey = "caches:articles:type_{$type}";
        $info = RedisService::get($cacheKey);
        if($info){
            return $info;
        }

        $id = ConfigService::make()->getConfigByCode('page_'.$type);
        if($id>0){
            $info = $this->model->where(['id'=> $id,'status'=>1,'mark'=>1])
                ->select(['id','title','cover','type','file_url','content'])
                ->first();
            $info = $info? $info->toArray() : [];
            if($info){
                $info['cover'] = get_image_url($info['cover']);
                $info['file_url'] = get_image_url($info['file_url']);
                $info['content'] = $info['content']? str_replace("\n","</br>", $info['content']):'';
                $info['content'] = htmlspecialchars_decode($info['content']);
                RedisService::set($cacheKey, $info, rand(30,60));
            }
        }

        return $info? $info : [];
    }
}