<?php
/**
 * 后台基础控制器
 * @author yupoxiong<i@yufuping.com>
 */

namespace app\admin\controller;

use app\admin\model\AdminMenu;
use app\admin\model\AdminUser;
use app\admin\traits\{AdminAuth, AdminTree, PhpOffice};

class Controller extends \think\Controller
{
    use AdminAuth, AdminTree, PhpOffice;


    /**
     * 当前url
     * @var string
     */
    protected $url;

    /**
     * 当前用户ID
     * @var int
     */
    protected $uid = 0;

    /**
     * 当前用户
     * @var AdminUser
     */
    protected $user;


    /**
     * 后台变量
     * @var array
     */
    protected $admin;

    /**
     * 无需验证权限的url
     * @var array
     */
    protected $authExcept = [
        'admin/auth/login',
        'admin/auth/logout',
        'admin/editor/server',
    ];

    //初始化基础控制器
    protected function initialize()
    {
        $request = $this->request;
        //获取当前访问url
        $this->url = parse_name($request->module()) . '/' .
            parse_name($request->controller()) . '/' .
            parse_name($request->action());

        //验证权限
        if (!in_array($this->url, $this->authExcept)) {

            if (!$this->isLogin()) {
                error('未登录', 'auth/login');
            } else if ($this->user->id !== 1 && !$this->authCheck($this->user)) {
                error('无权限', $this->request->isGet() ? null : URL_CURRENT);
            }
        }

        if ((int)$request->param('check_auth') === 1) {
            success();
        }

        //记录日志
        $menu = AdminMenu::get(['url' => $this->url]);
        if ($menu) {
            $this->admin['title'] = $menu->name;
            if ($menu->log_method === $request->method()) {
                $this->createAdminLog($this->user, $menu);
            }
        }

        $this->admin['per_page'] = cookie('admin_per_page') ?? 10;
        $this->admin['per_page'] = $this->admin['per_page'] < 100 ? $this->admin['per_page'] : 100;
    }


    //重写fetch
    protected function fetch($template = '', $vars = [], $config = [])
    {

        $this->admin['pjax'] = $this->request->isPjax();


        $this->admin['user'] = $this->user;

        $this->setAdminInfo();

        if (!$this->admin['pjax'] && 'admin/auth/login' !== $this->url) {
            $this->admin['menu'] = $this->getLeftMenu($this->user);
        }

        $this->assign('debug', config('app.app_debug') ? 'true' : 'false');
        $this->assign('cookie_prefix', config('cookie.prefix') ?? '');
        $this->assign('admin', $this->admin);
        return parent::fetch($template, $vars, $config);
    }

    //空方法
    public function _empty()
    {
        $this->admin['title'] = '404';
        return $this->fetch('template/404');
    }


    //设置前台显示的后台信息
    protected function setAdminInfo()
    {
        if (!$this->admin['pjax']) {

            $admin_info = [
                'name'       => config('admin.name'),
                'author'     => config('admin.author'),
                'version'    => config('admin.version'),
                'short_name' => config('admin.short_name'),
            ];
            cache('admin_info', json_encode($admin_info), 8640000);
        } else {
            $admin_info = cache('admin_info');
            if (!$admin_info) {
                $admin_info = [
                    'name'       => config('admin.name'),
                    'author'     => config('admin.author'),
                    'version'    => config('admin.version'),
                    'short_name' => config('admin.short_name'),
                ];
            } else {
                $admin_info = json_decode($admin_info, true);
            }
        }

        $this->admin = array_merge($this->admin, $admin_info);
    }
}