http.h

#ifndef HTTP_H
#define HTTP_H
 
#include "helpers/client_helper.h"
#include "IoTeXResultCodes.h"
#include <memory>
#include <string>
 
namespace iotex
{
enum GrpcStatusCode
{
    OK = 0,
    CANCELLED,
    UNKNOWN,
    INVALIUD_ARGUMENT,
    DEADLINE_EXCEEDED,
    NOT_FOUND,
    ALREADY_EXISTS,
    PERMISSION_DENIED,
    RESOURCE_EXHAUSTED,
    FAILED_PRECONDITION,
    ABORTED,
    OUT_OF_RANGE,
    UNIMPLEMENTED,
    INTERNAL,
    UNAVAILABLE,
    DATA_LOSS,
    UNAUTHENTICATED,
    END
};
 
struct GrpcStatus
{
    GrpcStatusCode code;
    IotexString message;
};
 
class IHTTP
{
  protected:
    IHTTP() = default;
 
  public:
    virtual ~IHTTP()
    {
    }
 
    virtual IotexString get(const char* request) = 0;
    virtual iotex::ResultCode post(const char* request, const char* body,
                                   IotexString& response) = 0;
 
    virtual int get(const char* request, char* rspBuf, size_t size)
    {
        return -1;
    };
    virtual int post(const char* request, const char* body, char* rspBuf, size_t size)
    {
        return -1;
    };
};
 
class AbstractHTTP : public IHTTP
{
  protected:
    AbstractHTTP() = default;
    AbstractHTTP(AbstractHTTP&&) = delete;
    AbstractHTTP& operator=(AbstractHTTP&&) = delete;
    AbstractHTTP& operator=(const AbstractHTTP& other) = default;
 
  public:
    virtual ~AbstractHTTP(){};
};
 
std::unique_ptr<IHTTP> makeHTTP();
 
} // namespace iotex
 
#endif