<?php

namespace app\api\controller;

use think\Controller;
use think\Db;

/**
 * @title 前段web接口
 * @description 前段web接口
 * @group 前段web接口
 */
class Main extends Controller {

    //put your code here
    protected $admin_obj = '';
    protected $journal_obj = '';
    protected $article_obj = '';
    protected $article_author_obj = '';
    protected $journal_topic_obj = '';
    protected $journal_stage_obj = '';
    protected $journal_notices_obj = '';
    protected $journal_abs_obj = '';
    protected $article_to_topic_obj = '';
    protected $sys_scient_obj = '';
    protected $sys_book_obj = '';

    public function __construct(\think\Request $request = null) {
        parent::__construct($request);
        $this->admin_obj = Db::name('admin');
        $this->journal_obj = Db::name('journal');
        $this->article_obj = Db::name('article');
        $this->article_author_obj = Db::name('article_author');
        $this->journal_topic_obj = Db::name('journal_topic');
        $this->journal_stage_obj = Db::name('journal_stage');
        $this->journal_notices_obj = Db::name('journal_notices');
        $this->journal_abs_obj = Db::name('journal_abstracting');
        $this->article_to_topic_obj = Db::name('article_to_topic');
        $this->sys_scient_obj = Db::name('system_scient');
        $this->sys_book_obj = Db::name('system_books');
    }

    /**
     * @title 获取scients
     * @description 获取scients
     * @author wangjinlei
     * @url /api/Main/getScients
     * @method POST
     * 
     * @return scients:array#
     */
    public function getScients() {
        $list = $this->sys_scient_obj->where('state', 0)->select();
        $re['scients'] = $list;
        return jsonSuccess($re);
    }

    /**
     * @title 获取scients详情
     * @description 获取scients详情
     * @author wangjinlei
     * @url /api/Main/getScientDetail
     * @method POST
     * 
     * @param name:system_scient_id type:int require:1 desc:主键id
     * 
     * @return scient:array#
     */
    public function getScientDetail() {
        $data = $this->request->post();
        $info = $this->sys_scient_obj->where('system_scient_id', $data['system_scient_id'])->find();

        $re['scient'] = $info;
        return jsonSuccess($re);
    }

    /**
     * @title 获取books
     * @description 获取books
     * @author wangjinlei
     * @url /api/Main/getBooks
     * @method POST
     * 
     * @return books:array#
     */
    public function getBooks() {
        $list = $this->sys_book_obj->where('state', 0)->select();
        $re['books'] = $list;
        return jsonSuccess($re);
    }

    /**
     * @title 获取book详情
     * @description 获取book详情
     * @author wangjinlei
     * @url /api/Main/getBookDetail
     * @method POST
     * 
     * @param name:system_book_id type:int require:1 desc:主键id
     * 
     * @return book:array#
     */
    public function getBookDetail() {
        $data = $this->request->post();
        $info = $this->sys_book_obj->where('system_book_id', $data['system_book_id'])->find();

        $re['book'] = $info;
        return jsonSuccess($re);
    }

    /**
     * @title 获取首页Highlights
     * @description 获取首页Highlights
     * @author wangjinlei
     * @url /api/Main/getMainhl
     * @method POST
     * 
     * @param name:journal_id type:int require:1 desc:期刊id
     * 
     * @return Highlights:array#
     */
    public function getMainhl() {
        $data = $this->request->post();
        $topic_info = $this->journal_topic_obj->where('journal_id', $data['journal_id'])->where('position', 'highlights')->where('state', 0)->find();
        if ($topic_info) {
            $list = $this->article_to_topic_obj->field('j_article.*,j_journal_stage.*')
                    ->join(array(['j_article', 'j_article.article_id = j_article_to_topic.article_id', 'LEFT'], ['j_journal_stage', 'j_journal_stage.journal_stage_id = j_article.journal_stage_id', 'LEFT']))
                    ->where('j_article_to_topic.topic_id', $topic_info['journal_topic_id'])
                    ->where('j_article_to_topic.state', 0)
                    ->select();
            return jsonSuccess(['topic_info' => $topic_info, 'articlelist' => $list]);
        } else {
            return jsonError('no highlights');
        }
    }

    /**
     * @title 获取期刊列表
     * @description 获取期刊列表
     * @author wangjinlei
     * @url /api/Main/getJournals
     * @method POST
     * 
     * @return journals:array#
     */
    public function getJournals() {
        $list = $this->journal_obj->where('state', 0)->select();

        $re['journals'] = $list;
        return jsonSuccess($re);
    }

    /**
     * @title 获取查找文章列表
     * @description 获取查找文章列表
     * @author wangjinlei
     * @url /api/Main/getSearchArt
     * @method POST
     * 
     * @param name:journals type:string require:1 desc:期刊id(demo:1,2,3)
     * @param name:condition1 type:string require:1 desc:条件1（title/keywords/abstract）
     * @param name:condition1_text type:string require:1 desc:条件1字段
     * @param name:relation type:string require:2 desc:两条件的链接条件('and/or')
     * @param name:condition2 type:string require:2 desc:条件2（title/keywords/abstract）
     * @param name:condition2_text type:string require:2 desc:条件2字段
     * @param name:pageIndex type:int require:1 desc:当前页码数
     * @param name:pageSize type:int require:1 desc:单页数据条数
     * 
     * @return count:总数
     * @return journals:array#
     */
    public function getSearchArt() {
        $data = $this->request->post();
        $where = "j_article.journal_id in (" . $data['journals'] . ")";
        if ($data['condition2_text'] != '') {
            if ($data['relation'] == 'and') {
                $where .= ' and j_article.' . $data['condition1'] . ' like "%' . $data['condition1_text'] . '%" and j_article.' . $data['condition2'] . ' like "%' . $data['condition2_text'] . '%"';
            } else {
                $where .= ' and (j_article.' . $data['condition1'] . ' like "%' . $data['condition1_text'] . '%" or j_article.' . $data['condition2'] . ' like "%' . $data['condition2_text'] . '%")';
            }
        } else {
            $where .= 'and j_article.' . $data['condition1'] . ' like "%' . $data['condition1_text'] . '%"';
        }
        $limit_start = ($data['pageIndex'] - 1) * $data['pageSize'];
        $list = $this->article_obj->field('j_article.*,j_journal_stage.*')
                ->join('j_journal_stage', 'j_article.journal_stage_id=j_journal_stage.journal_stage_id', 'LEFT')
                ->where($where)
                ->order('j_article.article_id')
                ->limit($limit_start, $data['pageSize'])
                ->select();

        foreach ($list as $k => $v) {
            $list[$k]['authortitle'] = $this->getAuthor($v);
        }
        $count = $this->article_obj->where($where)->count();
        $re['count'] = $count;
        $re['journals'] = $list;
        return jsonSuccess($re);
    }

    private function getAuthor($article) {
        $where['article_id'] = $article['article_id'];
        $where['state'] = 0;
        $list = $this->article_author_obj->where($where)->select();
        $frag = '';
        foreach ($list as $k => $v) {
            $frag = $frag == '' ? '' . $v['author_name'] : $frag . ', ' . $v['author_name'];
        }
        return $frag;
    }

    public function test() {
        echo md5('123456');
    }

}