<?php
namespace app\controller;

use think\facade\Db;

class Search
{
    public function keywords()
    {
        $post = $GLOBALS['data']['data'];
        if(empty($post['keywords'])){
            return show("请输入搜索关键字");
        }
        $lastIndex = $GLOBALS['data']['data']["lastindex"]??0;
        $KEY = $post['keywords'];
        $where = "(nickname like '{$KEY}%' or city like '{$KEY}%' or school like '{$KEY}%')";

        if($lastIndex == 0){
            $where .= " and id > 0";
        }else{
            $where .= " and id < ".$lastIndex;
        }
        $types = [1,2,3,4];
        if(!empty($GLOBALS['data']['data']["type"])){
            $type = $GLOBALS['data']['data']["type"];
            if(!in_array($type, $types)){
                return show("上传的类型不正确");
            }

            if($type == 1)  $where .= " and type = 1";
            if($type == 2)  $where .= " and type = 2";
            if($type == 3)  $where .= " and disabled = 1";
        }

        $result = [];

//        $list = Db::name("student")->where($where)->order('hot desc')->limit(env("page_count"))->where($where)->select()->toArray();

        $list = Db::name("student")->where($where)->order('hot desc')->limit(env("page_count"))->paginate([
            "list_rows" => env("PAGE_COUNT"),
            "page"      => $lastIndex
        ]);

        if (empty($list)) {
            return show("获取成功", SUCCESS_CODE, $result);
        }

        if ($list->currentPage() < $list->lastPage()) {
            $result['lastIndex'] = $lastIndex + 1;
        } else {
            $result['lastIndex'] = 0;
        }


        $result = StudentToArray($list);


        return show(SUCCESS_MESSAGE.'!',SUCCESS_CODE,$result);
    }

}