<?php

namespace app;

class BaseController
{

    /**
     * 无需签名
     * @var array
     */
    protected $noSize = [];

    /**
     * 用户信息
     * @var array
     */
    protected $userInfo = [];

    /**
     * 无需登录的方法,同时也就不需要鉴权了
     * @var array
     */
    protected $noNeedLogin = [];

    /**
     * 无需安全验证
     * @var array
     */
    protected $noSecure = [];

    protected $param = [];

    //是否需要登录
    private static function checklogin($arr, $action)
    {
        $arr = is_array($arr) ? $arr : explode(',', $arr);
        if (!$arr) {
            return false;
        }
        $arr = array_map('strtolower', $arr);
        // 是否存在
        if (in_array(strtolower($action), $arr) || in_array('*', $arr)) {
            return true;
        }
        // 没找到匹配
        return false;
    }

    private static function getParam($method, $request)
    {
        $arr = [];
        switch ($method) {
            case 'post':
                $arr = $request->post();
                break;
            case 'get':
                $arr = $request->get();
                break;
            case 'delete':
                $arr = $request->get();
                break;
            case 'put':
                parse_str($request->rawBody(), $arr);
                break;
            case 'patch':
                parse_str($request->rawBody(), $arr);
                break;
        }
        return $arr;
    }

    // 初始化
    public function initialize($request)
    {
        try {
            $function = $request->action;
            $controller = $request->controller;
            $directory = new $controller();
            if (!self::checklogin($directory->noNeedLogin, $function)) {//true为不用验证
                if (method_exists($directory, $function)) {
                    $token = $request->header();//获取请求头token
                    if (!isset($token['token'])) {
                        return tojson(10000, 'token不存在');
                    } else {
                        $this->userInfo = getToken($token['token']);
                        if (!is_array($this->userInfo)) {
                            return $this->userInfo;
                        }
                    }
                }
            }
            $method = $request->method();
            $method = strtolower($method);
            $param = self::getParam($method, $request);
            $module = $request->app;
            $controller2 = substr($controller, strpos($controller, 'controller') + 11);
            $validate_classname = "\app\\$module\\validate\\$controller2";
            if (class_exists($validate_classname)) {
                $validate = new $validate_classname;
                if ($validate->hasScene($function)) {//验证场景
                    if (!$validate->scene($function)->check($param)) {//验证器
                        return tojson('10000', $validate->getError());
                    }
                }
            }

            //安全验证
            $nosecure = nosecure($method, $directory->noSecure, $function, $param);
            if (!is_array($nosecure)) {
                return $nosecure;
            }

            //验签
            $param2 = $param;
            $verifysign = verifysign($param2, $directory->noSize, $request);//加上验签
            if ($verifysign) {
                if (!is_array($verifysign)) {
                    return $verifysign;
                }
            }

            if (isset($param['page']) && !empty($param['page'])) {
                $param['page'] = $param['page'] - 1;
                if (!isset($param['pageSize'])) {
                    $page = 0;
                    $pageSize = 0;
                } else {
                    $page = $param['pageSize'] * $param['page'];
                    $pageSize = $param['pageSize'];
                }
            } else {
                $page = 0;
                $pageSize = 0;
            }
            $request->page = $page;
            $request->pageSize = $pageSize;
            $request->param = $param;
            $request->userInfo = $this->userInfo;
        } catch (\Exception $e) {
            return tojson(10000, $e->getMessage());
        } catch (\Throwable $e) {
            return tojson(10000, $e->getMessage());
        }
    }

}