/*
* Copyright 2009-2017 Alibaba Cloud All rights reserved.
*
* Licensed 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.
*/

#ifndef ALIBABACLOUD_CORE_COMMONCLIENT_H_
#define ALIBABACLOUD_CORE_COMMONCLIENT_H_

#include <future>
#include "AsyncCallerContext.h"
#include "ClientConfiguration.h"
#include "CoreExport.h"
#include "CoreClient.h"
#include "CommonRequest.h"
#include "CommonResponse.h"
#include "CredentialsProvider.h"

namespace AlibabaCloud
{
	class ALIBABACLOUD_CORE_EXPORT CommonClient : public CoreClient
	{
	public:
		typedef Outcome<Error, CommonResponse> CommonResponseOutcome;
		typedef std::future<CommonResponseOutcome> CommonResponseOutcomeCallable;
		typedef std::function<void(const CommonClient*, const CommonRequest&, const CommonResponseOutcome&, const std::shared_ptr<const AsyncCallerContext>&)> CommonResponseAsyncHandler;
		typedef Outcome<Error, std::string> JsonOutcome;
		
		CommonClient(const Credentials &credentials, const ClientConfiguration &configuration);
		CommonClient(const std::shared_ptr<CredentialsProvider> &credentialsProvider, const ClientConfiguration &configuration);
		CommonClient(const std::string &accessKeyId, const std::string &accessKeySecret, const ClientConfiguration &configuration);
		~CommonClient();

		CommonResponseOutcome commonResponse(const CommonRequest &request)const;
		void commonResponseAsync(const CommonRequest& request, const CommonResponseAsyncHandler& handler, const std::shared_ptr<const AsyncCallerContext>& context = nullptr) const;
		CommonResponseOutcomeCallable commonResponseCallable(const CommonRequest& request) const;

	protected:
		virtual HttpRequest buildHttpRequest(const std::string & endpoint, const ServiceRequest & msg, HttpRequest::Method method) const override;
		HttpRequest buildHttpRequest(const std::string & endpoint, const CommonRequest &msg, HttpRequest::Method method) const;
		HttpRequest buildRoaHttpRequest(const std::string & endpoint, const CommonRequest &msg, HttpRequest::Method method) const;
		HttpRequest buildRpcHttpRequest(const std::string & endpoint, const CommonRequest &msg, HttpRequest::Method method) const;
		JsonOutcome makeRequest(const std::string &endpoint, const CommonRequest &msg, HttpRequest::Method method = HttpRequest::Method::Get)const;

	private:
		std::string canonicalizedQuery(const std::map <std::string, std::string> &params)const;
		std::string canonicalizedHeaders(const HttpMessage::HeaderCollection &headers)const;

		std::shared_ptr<CredentialsProvider> credentialsProvider_;
		std::shared_ptr<Signer> signer_;
	};
}
#endif // !ALIBABACLOUD_CORE_COMMONCLIENT_H_
