<?php

namespace Home\Controller;

use Gy_Library\DBCont;
use Gy_Library\HomeController;

class TopicController extends HomeController
{

    public function index()
    {
        $this->meta_title = '专题';
        if(is_mobile()){
            //页码
            $page = I('page');
            $page == '' && $page = 1;
            $per_page = !empty(C('HOME_PER_PAGE_NUM'))?C('HOME_PER_PAGE_NUM'): 1 ;
            $model = D('Topic');
            $map = ['status'=>DBCont::YES_BOOL_STATUS];
            $count = $model->getListForCount($map);
            $topic_list=D('Topic')->where(['status'=>DBCont::YES_BOOL_STATUS])->order('sort asc,id asc')->page($page,$per_page)->select();
            foreach ($topic_list as &$item){
                $news_id = D('TopicFromNews')->where(['topic_id'=>$item['id'],'status'=>DBCont::YES_BOOL_STATUS])->order('sort asc,id asc')->getField('news_id',true);
                if(!empty($news_id)){
                    $news_id_sort = implode(',',$news_id);
                    $item['news_list'] = D('News')->where(['id'=>['IN',$news_id]])->order("FIELD (id,{$news_id_sort})")->limit(4)->select();
                }
            }
            if ($per_page === false) {
                $para = array($count);
            } else {
                $para = array($count, $per_page);
            }
            $class = new \ReflectionClass('\Gy_Library\GyPage');
            $page_object = $class->newInstanceArgs($para);
            $pagination = $page_object->show();
            $this->assign('pagination', $pagination);
            $this->topic_list= $topic_list;
        }else{
            $topic_list = D('Topic')->where(['status'=>DBCont::YES_BOOL_STATUS])->order('sort asc,id asc')->select();
            foreach ($topic_list as &$item){
                $news_id = D('TopicFromNews')->where(['topic_id'=>$item['id'],'status'=>DBCont::YES_BOOL_STATUS])->order('sort asc')->getField('news_id',true);
                if(!empty($news_id)){
                    $news_id_sort = implode(',',$news_id);
                    $item['news_list'] = D('News')->where(['id'=>['IN',$news_id]])->order("FIELD (id,{$news_id_sort})")->limit(4)->select();
                }
            }
            $this->topic_list= $topic_list;
        }
        $this->share_title = '专题';
        $this->display();
    }
    public function detail()
    {
        $this->meta_title = '专题详情';
        $topic_id = I('get.topic_id');
        $topic_res = D('Topic')->where(['id'=>$topic_id])->find();
        //聚合页页面点击次数+1
        D('Topic')->where(['id'=>$topic_id])->setField('click_time',$topic_res['click_time']+1);
        $this->topic_id= $topic_id;
        $this->topic_res= $topic_res;
        $this->share_title = $topic_res['name'];
        $img=showFileUrl($topic_res['cover_id']);
        if (filter_var($img,FILTER_VALIDATE_URL)){
            $this->share_img = $img;
        }else{
            $this->share_img = HTTP_PROTOCOL.'://'.SITE_URL.$img;
        }
        $this->display();
    }
}