<?php

namespace ali\apigateway\api;
/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

use ali\apigateway\Constant\ContentType;
use ali\apigateway\Constant\HttpHeader;
use ali\apigateway\Constant\HttpMethod;
use ali\apigateway\Constant\SystemHeader;
use ali\apigateway\Http\HttpClient;
use ali\apigateway\Http\HttpRequest;

//include_once 'Util/Autoloader.php';


/**
 *请求示例
 *如一个完整的url为http://api.aaaa.com/createobject?key1=value&key2=value2
 *$host为http://api.aaaa.com
 *$path为/createobject
 *query为key1=value&key2=value2
 */
class Base
{
    private $config;
    private $host;   //协议(http或https)://域名:端口，注意必须有http://或https://

    /**
     * 构造函数
     * @date 2022-04-01
     */
    public function __construct(array $data = [])
    {
        $this->config = $data;
    }

    /**
     * 设置HOST
     * @date 2022-04-01
     */
    public function setHost($host = '')
    {
        $this->host = $host;
    }

    /**
     * method=GET请求示例
     * @param string $path 域名后、query前的部分
     * @param array $querys 业务query部分
     * @param array $headers 业务header部分
     */
    public function doGet($path, $querys = [], $headers = [])
    {
        $request = new HttpRequest($this->host, $path, HttpMethod::GET, $this->config['app_key'], $this->config['app_secret']);

        //设定Content-Type，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_CONTENT_TYPE, ContentType::CONTENT_TYPE_TEXT);

        //设定Accept，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_ACCEPT, ContentType::CONTENT_TYPE_TEXT);
        //如果是调用测试环境请设置
        //$request->setHeader(SystemHeader::X_CA_STAG, "TEST");


        //注意：业务header部分，如果没有则无此行(如果有中文，请做Utf8ToIso88591处理)
        if (!empty($headers)) {
            //mb_convert_encoding("headervalue2中文", "ISO-8859-1", "UTF-8");
            //$request->setHeader("b-header2", "headervalue2");
            //$request->setHeader("a-header1", "headervalue1");
            foreach ($headers as $k => $v) {
                $request->setHeader($k, $v);
            }
        }

        //注意：业务query部分，如果没有则无此行；请不要、不要、不要做UrlEncode处理
        if (!empty($querys)) {
            //$request->setQuery("chName", "1");
            //$request->setQuery("idNum", "2");
            foreach ($querys as $k => $v) {
                $request->setQuery($k, $v);
            }
        }

        //指定参与签名的header
        $request->setSignHeader(SystemHeader::X_CA_TIMESTAMP);
        //$request->setQuery("b-query2", "queryvalue2");
        //$request->setQuery("a-query1", "queryvalue1");
        if (!empty($headers)) {
            foreach ($headers as $k => $v) {
                $request->setSignHeader($k);
            }
        }

        $response = HttpClient::execute($request);
        $result = $response->getBody();

        return json_decode($result, true);
    }

    /**
     *method=POST且是表单提交，请求示例
     */
    public function doPostForm()
    {
        //域名后、query前的部分
        $path = "/postform";
        $request = new HttpRequest($this::$host, $path, HttpMethod::POST, $this::$appKey, $this::$appSecret);

        //设定Content-Type，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_CONTENT_TYPE, ContentType::CONTENT_TYPE_FORM);

        //设定Accept，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_ACCEPT, ContentType::CONTENT_TYPE_JSON);
        //如果是调用测试环境请设置
        //$request->setHeader(SystemHeader::X_CA_STAG, "TEST");


        //注意：业务header部分，如果没有则无此行(如果有中文，请做Utf8ToIso88591处理)
        //mb_convert_encoding("headervalue2中文", "ISO-8859-1", "UTF-8");
        $request->setHeader("b-header2", "headervalue2");
        $request->setHeader("a-header1", "headervalue1");

        //注意：业务query部分，如果没有则无此行；请不要、不要、不要做UrlEncode处理
        $request->setQuery("b-query2", "queryvalue2");
        $request->setQuery("a-query1", "queryvalue1");

        //注意：业务body部分，如果没有则无此行；请不要、不要、不要做UrlEncode处理
        $request->setBody("b-body2", "bodyvalue2");
        $request->setBody("a-body1", "bodyvalue1");

        //指定参与签名的header
        $request->setSignHeader(SystemHeader::X_CA_TIMESTAMP);
        $request->setSignHeader("a-header1");
        $request->setSignHeader("b-header2");

        $response = HttpClient::execute($request);
        print_r($response);
    }

    /**
     * method=POST且是非表单提交，请求示例
     * @param string $path 域名后、query前的部分
     * @param string $data 内容
     * @param array $querys 业务query部分
     * @param array $headers 业务header部分
     */
    public function doPostString($path, $data = '', $querys = [], $headers = [])
    {
        $request = new HttpRequest($this->host, $path, HttpMethod::POST, $this->config['app_key'], $this->config['app_secret']);

        //传入内容是json格式的字符串
        $bodyContent = json_encode($data);
        //设定Content-Type，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_CONTENT_TYPE, ContentType::CONTENT_TYPE_JSON);

        //设定Accept，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_ACCEPT, ContentType::CONTENT_TYPE_JSON);
        //如果是调用测试环境请设置
        //$request->setHeader(SystemHeader::X_CA_STAG, "TEST");

        //注意：业务header部分，如果没有则无此行(如果有中文，请做Utf8ToIso88591处理)
        if (!empty($headers)) {
            //mb_convert_encoding("headervalue2中文", "ISO-8859-1", "UTF-8");
            //$request->setHeader("b-header2", "headervalue2");
            //$request->setHeader("a-header1", "headervalue1");
            foreach ($headers as $k => $v) {
                $request->setHeader($k, $v);
            }
        }


        //注意：业务query部分，如果没有则无此行；请不要、不要、不要做UrlEncode处理
        if (!empty($querys)) {
            //$request->setQuery("chName", "1");
            //$request->setQuery("idNum", "2");
            foreach ($querys as $k => $v) {
                $request->setQuery($k, $v);
            }
        }


        //注意：业务body部分，不能设置key值，只能有value
        if (!empty($data)) {
            $request->setHeader(HttpHeader::HTTP_HEADER_CONTENT_MD5, base64_encode(md5($bodyContent, true)));
            $request->setBodyString($bodyContent);
        }

        //指定参与签名的header
        $request->setSignHeader(SystemHeader::X_CA_TIMESTAMP);
//        $request->setQuery("b-query2", "queryvalue2");
//        $request->setQuery("a-query1", "queryvalue1");
        if (!empty($headers)) {
            foreach ($headers as $k => $v) {
                $request->setSignHeader($k);
            }
        }

        $response = HttpClient::execute($request);
        if ($response->getSuccess()) {  //正确返回
            $result = $response->getBody();
            return json_decode($result, true);
        } else {    //错误返回
            $header = $response->getHeader();
            $result = $this->getErrorMessage($header);
            return $result;
        }
    }


    /**
     *method=POST且是非表单提交，请求示例
     */
    public function doPostStream()
    {
        //域名后、query前的部分
        $path = "/poststream";
        $request = new HttpRequest($this::$host, $path, HttpMethod::POST, $this::$appKey, $this::$appSecret);
        //Stream的内容
        $bytes = array();
        //传入内容是json格式的字符串
        $bodyContent = "{\"inputs\": [{\"image\": {\"dataType\": 50,\"dataValue\": \"base64_image_string(此行)\"},\"configure\": {\"dataType\": 50,\"dataValue\": \"{\"side\":\"face(#此行此行)\"}\"}}]}";

        //设定Content-Type，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_CONTENT_TYPE, ContentType::CONTENT_TYPE_STREAM);

        //设定Accept，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_ACCEPT, ContentType::CONTENT_TYPE_JSON);
        //如果是调用测试环境请设置
        //$request->setHeader(SystemHeader::X_CA_STAG, "TEST");


        //注意：业务header部分，如果没有则无此行(如果有中文，请做Utf8ToIso88591处理)
        //mb_convert_encoding("headervalue2中文", "ISO-8859-1", "UTF-8");
        $request->setHeader("b-header2", "headervalue2");
        $request->setHeader("a-header1", "headervalue1");

        //注意：业务query部分，如果没有则无此行；请不要、不要、不要做UrlEncode处理
        $request->setQuery("b-query2", "queryvalue2");
        $request->setQuery("a-query1", "queryvalue1");

        //注意：业务body部分，不能设置key值，只能有value
        foreach ($bytes as $byte) {
            $bodyContent .= chr($byte);
        }
        if (0 < strlen($bodyContent)) {
            $request->setHeader(HttpHeader::HTTP_HEADER_CONTENT_MD5, base64_encode(md5($bodyContent, true)));
            $request->setBodyStream($bodyContent);
        }

        //指定参与签名的header
        $request->setSignHeader(SystemHeader::X_CA_TIMESTAMP);
        $request->setSignHeader("a-header1");
        $request->setSignHeader("b-header2");

        $response = HttpClient::execute($request);
        print_r($response);
    }

    //method=PUT方式和method=POST基本类似，这里不再举例

    /**
     *method=DELETE请求示例
     */
    public function doDelete()
    {
        //域名后、query前的部分
        $path = "/delete";
        $request = new HttpRequest($this::$host, $path, HttpMethod::DELETE, $this::$appKey, $this::$appSecret);

        //设定Content-Type，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_CONTENT_TYPE, ContentType::CONTENT_TYPE_TEXT);

        //设定Accept，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_ACCEPT, ContentType::CONTENT_TYPE_TEXT);
        //如果是调用测试环境请设置
        //$request->setHeader(SystemHeader::X_CA_STAG, "TEST");


        //注意：业务header部分，如果没有则无此行(如果有中文，请做Utf8ToIso88591处理)
        //mb_convert_encoding("headervalue2中文", "ISO-8859-1", "UTF-8");
        $request->setHeader("b-header2", "headervalue2");
        $request->setHeader("a-header1", "headervalue1");

        //注意：业务query部分，如果没有则无此行；请不要、不要、不要做UrlEncode处理
        $request->setQuery("b-query2", "queryvalue2");
        $request->setQuery("a-query1", "queryvalue1");

        //指定参与签名的header
        $request->setSignHeader(SystemHeader::X_CA_TIMESTAMP);
        $request->setSignHeader("a-header1");
        $request->setSignHeader("b-header2");

        $response = HttpClient::execute($request);
        print_r($response);
    }


    /**
     *method=HEAD请求示例
     */
    public function doHead()
    {
        //域名后、query前的部分
        $path = "/head";
        $request = new HttpRequest($this::$host, $path, HttpMethod::HEAD, $this::$appKey, $this::$appSecret);

        //设定Content-Type，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_CONTENT_TYPE, ContentType::CONTENT_TYPE_TEXT);

        //设定Accept，根据服务器端接受的值来设置
        $request->setHeader(HttpHeader::HTTP_HEADER_ACCEPT, ContentType::CONTENT_TYPE_TEXT);
        //如果是调用测试环境请设置
        //$request->setHeader(SystemHeader::X_CA_STAG, "TEST");


        //注意：业务header部分，如果没有则无此行(如果有中文，请做Utf8ToIso88591处理)
        //mb_convert_encoding("headervalue2中文", "ISO-8859-1", "UTF-8");
        $request->setHeader("b-header2", "headervalue2");
        $request->setHeader("a-header1", "headervalue1");

        //注意：业务query部分，如果没有则无此行；请不要、不要、不要做UrlEncode处理
        $request->setQuery("b-query2", "queryvalue2");
        $request->setQuery("a-query1", "queryvalue1");

        //指定参与签名的header
        $request->setSignHeader(SystemHeader::X_CA_TIMESTAMP);
        $request->setSignHeader("a-header1");
        $request->setSignHeader("b-header2");

        $response = HttpClient::execute($request);
        print_r($response);
    }

    /**
     *
     */
    public function getErrorMessage($header)
    {

        $result = [];
        if (0 < strlen($header)) {
            $headers = explode("\r\n", $header);
            foreach ($headers as $value) {
                if (strpos($value, "x-ca-request-id:") !== false) {
                    $result['requestId'] = trim(substr($value, strlen("x-ca-request-id:")));
                }
                if (strpos($value, "x-ca-error-code:") !== false) {
                    $result['errorCode'] = trim(substr($value, strlen("x-ca-error-code:")));
                }
                if (strpos($value, "x-ca-error-message:") !== false) {
                    $result['errorMessage'] = trim(substr($value, strlen("x-ca-error-message:")));
                }
            }
        }
        return $result;
    }
}