//
// Created by linbo on 2025/6/24.
//

#ifndef HTTPCLIENT_H
#define HTTPCLIENT_H
#include <string>
#include <map>
#include <vector>
#include <stdexcept>
#include <memory>
#include <utility>

// 控制是否使用libcurl的宏
#ifdef USE_LIBCURL
#include <curl/curl.h>
#endif

using namespace std;

namespace cmvr {

    // HTTP响应结构
    struct HttpResponse {
        int statusCode;
        std::string statusText;
        std::map<std::string, std::string> headers;
        std::string body;
    };

    // HTTP异常类
    class HttpException : public std::runtime_error {
    public:
        HttpException(const std::string& message) : std::runtime_error(message) {}
    };

    // HTTP客户端接口
    class HttpClientImpl {
    public:
        virtual ~HttpClientImpl() = default;

        virtual void setBaseUrl(const std::string& baseUrl) = 0;
        virtual void setTimeout(int timeout) = 0;
        virtual void addHeader(const std::string& key, const std::string& value) = 0;
        virtual void clearHeaders() = 0;

        virtual HttpResponse get(const std::string& path,
                                const std::map<std::string, std::string>& params = {}) = 0;

        virtual HttpResponse post(const std::string& path,
                                 const std::map<std::string, std::string>& params = {},
                                 const std::string& body = "",
                                 const std::string& contentType = "application/x-www-form-urlencoded") = 0;

        virtual HttpResponse postJson(const std::string& path,
                                     const std::map<std::string, std::string>& params = {},
                                     const std::string& jsonBody = "") = 0;
    };

    // HTTP客户端类
    class HttpClient {
    public:
        HttpClient();
        ~HttpClient() = default;

        void setBaseUrl(const std::string& baseUrl);
        void setTimeout(int timeout);
        void addHeader(const std::string& key, const std::string& value);
        void clearHeaders();

        HttpResponse get(const std::string& path,
                        const std::map<std::string, std::string>& params = {});

        HttpResponse post(const std::string& path,
                         const std::map<std::string, std::string>& params = {},
                         const std::string& body = "",
                         const std::string& contentType = "application/x-www-form-urlencoded");

        HttpResponse postJson(const std::string& path,
                             const std::map<std::string, std::string>& params = {},
                             const std::string& jsonBody = "");

    private:
        std::unique_ptr<HttpClientImpl> m_impl;
    };

}
#endif //HTTPCLIENT_H