NN2020042801/app/index/service/JiamengService.php

<?php
/**
 * 加盟品牌服务
 * @author wesmielr
 */
namespace app\index\service;
use think\Db;

class JiamengService
{
    /**
     * 获取最新品牌
     * @param int $num
     * @return $this
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public static function getNewList($num = 10)
    {
        $touziarr = config('params.touziLevels');
        $dataList = Db::name('jiameng')
            ->field('id,title,touzi_level,logo,mendian,hits')
            ->where('status', 1)
            ->order('update_time desc,create_time desc, id desc')
            ->limit($num)
            ->select()
            ->each(function ($item, $k) use ($touziarr) {
                $touziLevel = isset($item['touzi_level']) ? $item['touzi_level'] : '-1';
                $item['touzi_level_name'] = isset($touziarr[$touziLevel]) ? $touziarr[$touziLevel] : '';
                return $item;
            });

        return $dataList;
    }

    /**
     * 获取热门排行榜
     * @param int $num
     * @return array|\PDOStatement|string|\think\Collection
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public static function getHotList($num = 20)
    {
        return Db::name('jiameng')
            ->field('id,title,thumb,hits')
            ->where(['status' => 1])->order('hits desc')
            ->limit($num)
            ->select();
    }

    /**
     * 获取加盟品牌列表
     * @param $param 参数
     * @param string $field 返回字段：连表别名j-jiameng,c1-category，c2-category
     * @param int $pageSize 分页大小
     * @return \think\Paginator
     * @throws \think\exception\DbException
     */
    public static function getList($param, $field = '', $pageSize = 20)
    {
        $pcatid = 0;
        $enname = isset($param['enname'])? trim($param['enname']) : '';
        if($enname){
            $pcatid = Db::name('category')->where('enname', $enname)->value('id');
        }

        $pcid = isset($param['pcid']) ? intval($param['pcid']) : 0;
        $pcid = $pcid>0? $pcid : $pcatid;
        $catids = [];
        if($pcid){
            $catids = Db::name('category')->where('parent_id', $pcid)->column('id');
            $catids[] = $pcid;
        }

        $pageParams = $param;
        $pageType = isset($param['pageType'])? : 0;
        if($pageType == 1){
            $pageParams = ['page'=> input('page', 1)];
        }
        $field = $field ? $field : 'j.id,j.title,j.logo,j.catid,j.pcatid,j.touzi_level,j.area,j.level,j.company,j.product,j.area_id,j.mendian,j.zhiying,j.found_at,c1.catname as catname,c1.enname as encatname,c2.catname as pcatname,c2.enname as penname';
        $dataList = Db::name('jiameng')->alias('j')
            ->field($field)
            ->leftJoin('category c1', 'c1.id=j.catid')
            ->leftJoin('category c2', 'c2.id=j.pcatid')
            ->where(function ($query) use ($param, $catids) {
                $kw = isset($param['kw']) ? trim($param['kw']) : '';
                if ($kw) {
                    $query->where('j.title', 'like', "%{$kw}%");
                }

                // 信息等级
                $level = isset($param['level'])? intval($param['level']) : 0;
                if($level>0){
                    $query->where(['j.level' => $level]);
                }

                $catid = isset($param['catid']) ? intval($param['catid']) : 0;
                if ($catid > 0) {
                    $query->where(['j.catid|j.pcatid' => $catid]);
                }

                if ($catids) {
                    $query->where('catid','in', $catids);
                }

                $lv = isset($param['lv']) ? intval($param['lv']) : -1;
                $lv = $lv>0? $lv : (isset($param['touzi_level']) ? intval($param['touzi_level']) : -1);
                if ($lv >= 0) {
                    $query->where(['j.touzi_level' => $lv]);
                }

                $aid = isset($param['aid']) ? intval($param['aid']) : -1;
                $aid = $aid>0? $aid : (isset($param['area_id']) ? intval($param['area_id']) : -1);
                if ($aid > 0) {
                    $query->where(['j.area_id' => $aid]);
                }
            })
            ->order('j.update_time desc, j.create_time desc, j.list_order')
            ->paginate($pageSize, false, ['query' => $pageParams]);
//         echo Db::name('jiameng')->getLastSql();
        return $dataList;
    }

    /**
     * 获取等级信息品牌列表
     * @param $level 等级：1--今日之星，2-品牌精选，3-品牌推荐，4-品牌严选，5-默认，6-推荐专题品牌
     * @param int $pageSize 记录数
     * @param string $field 返回字段
     * @return $this
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public static function getListByLevel($level, $pageSize=10,$field=''){
        $touziarr = config('params.touziLevels');
        $field = $field? $field : 'j.id,j.title,j.touzi_level,j.logo,j.hits,j.guanggaowei,j.touzi_level,j.cover_area,j.mendian,j.product,c1.catname';
         return Db::name('jiameng')
             ->alias('j')
             ->leftJoin('category c1', 'c1.id=j.catid')
             ->field($field)
             ->where('j.level',$level)
             ->where('j.status',1)
             ->order('j.list_order asc, j.id desc')
             ->limit($pageSize)
             ->select()
             ->each(function($item, $k) use ($touziarr){
                 $touziLevel = isset($item['touzi_level']) ? $item['touzi_level'] : '-1';
                 $item['touzi_level_name'] = isset($touziarr[$touziLevel]) ? $touziarr[$touziLevel] : '';
                 return $item;
         });
    }


    /**
     * 获取排行榜数据
     * @param $where 条件
     * @param $pageSize 记录数
     * @param string $field 字段
     * @return $this
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public static function getTopList($where, $pageSize=10, $field=''){
        $touziarr = config('params.touziLevels');
        $field = $field? $field : 'j.id,j.title,j.touzi_level,j.logo,j.guanggaowei,j.touzi_level,j.cover_area,j.mendian,j.product,c1.catname,c2.catname as pcatname';
        return Db::name('jiameng')
            ->alias('j')
            ->leftJoin('category c1', 'c1.id=j.catid')
            ->leftJoin('category c2', 'c2.id=j.pcatid')
            ->field($field)
            ->where('j.status', 1)
            ->where($where)
            ->order('j.hits desc')
            ->limit($pageSize)
            ->select()
            ->each(function($item, $k) use ($touziarr){
                $touziLevel = isset($item['touzi_level']) ? $item['touzi_level'] : '-1';
                $item['touzi_level_name'] = isset($touziarr[$touziLevel]) ? $touziarr[$touziLevel] : '';
                return $item;
            });
    }
}