系统设置功能

<?php
/**
 * Created by PhpStorm.
 * User: Jason
 * Date: 2019/5/9
 * Time: 16:46
 */

namespace app\admin\controller;

use Util\SysDb;
use think\facade\Request;

class Setting extends Base
{
    // 设置页面
    public function index()
    {
        $data['item'] = SysDb::getnstance()->table('setting')->where(['names'=>'site_setting'])->item();
        if($data['item']){
            $data['item']['values'] = json_decode($data['item']['values'],true);
        }
        return $this->fetch('',$data);
    }

    // 保存数据
    public function save()
    {
        // 获取上传数据
        $names = trim(input('post.names'));
        $data['values'] = json_encode(input('post.values'));

        // 查询names字段是否存在 就更新，否则添加
        $item = SysDb::getnstance()->table('setting')->where(['names'=>$names])->item();
        if($item) {
            $res = SysDb::getnstance()->table('setting')->where(['names'=>$names])->update($data);
        } else {
            $data['names'] = $names;
            $res = SysDb::getnstance()->table('setting')->insert($data);
        }

        // 判断是否保存成功
        if(!$res) {
            return ['code'=>0,'msg'=>'数据保存失败'];
        }
        return ['code'=>1,'msg'=>'数据保存成功'];
    }
}