#ifndef _HTTP_REQUEST_H_
#define _HTTP_REQUEST_H_

#include "common.h"

enum HTTP_STATUS
{
	HTTP_STATUS_NONE = 0,
	HTTP_STATUS_OK = 200,
	HTTP_STATUS_FOUND = 302,
	HTTP_STATUS_BAD_REQUEST = 400,
	HTTP_STATUS_UNAUTHORIZED = 401,
	HTTP_STATUS_FORBIDDEN = 403,
	HTTP_STATUS_NOT_FOUND = 404,
	HTTP_STATUS_METHOD_NOT_ALLOWED = 405,
	HTTP_STATUS_TOO_MANY_REQUESTS = 429,
	HTTP_STATUS_SERVICE_UNAVAILABLE = 503,
	HTTP_STATUS_INSUFICIENTE_STORAGE = 507
};

class HttpRequest : protected NETLIBHTTPREQUEST//, public MZeroedObject
{
public:
	HttpRequest(HANDLE hNetlibUser, int request, LPCSTR url)
	{
		cbSize = sizeof(NETLIBHTTPREQUEST);
		pData = NULL;
		szUrl = NULL;
		headers = NULL;
		dataLength = 0;
		headersCount = 0;
		szResultDescr = NULL;
		flags = NLHRF_HTTP11 | NLHRF_NODUMPSEND | NLHRF_DUMPASTEXT;
		requestType = request;
		timeout = 0;

		m_hNetlibUser = hNetlibUser;
		szUrl = NULL;
		m_szUrl = url;

		AddHeader("User-Agent", "Steam App / Miranda / 0.0.1");
	}

	~HttpRequest()
	{
		if (headers != NULL)
		{
			for (int i = 0; i < headersCount; i++)
			{
				mir_free(headers[i].szName);
				mir_free(headers[i].szValue);
			}
			mir_free(headers);
		}
		if (szUrl != NULL)
			mir_free(szUrl);
		if (pData != NULL)
			mir_free(pData);
	}

	void ResetFlags(int newFlags)
	{
		flags = newFlags;
	}

	void AddHeader(LPCSTR szName, LPCSTR szValue)
	{
		if (headers == NULL)
			headers = (NETLIBHTTPHEADER*)mir_alloc(sizeof(NETLIBHTTPHEADER));
		else
			headers = (NETLIBHTTPHEADER*)mir_realloc(headers, sizeof(NETLIBHTTPHEADER) * (headersCount + 1));
		headers[headersCount].szName = mir_strdup(szName);
		headers[headersCount].szValue = mir_strdup(szValue);
		headersCount++;
	}

	void SetData(const char *data, size_t size)
	{
		if (pData != NULL)
			mir_free(pData);
		
		dataLength = (int)size;
		pData = (char*)mir_alloc(size);
		memcpy(pData, data, size);
	}

	void AddUrlPart(LPCSTR szPart)
	{
		m_szUrl += szPart;
	}

	void AddParameter(LPCSTR szName, LPCSTR szValue)
	{
		if (m_szUrl.find('?') == -1)
			m_szUrl.append("?").append(szName).append("=").append(szValue);
		else
			m_szUrl.append("&").append(szName).append("=").append(szValue);
	}

	void AddParameter(LPCSTR szValue)
	{
		if (m_szUrl.find('?') == -1)
			m_szUrl.append("?").append(szValue);
		else
			m_szUrl.append("&").append(szValue);
	}

	void SetTimeout(int msecs)
	{
		timeout = msecs;
	}

	NETLIBHTTPREQUEST *Send()
	{
		szUrl = mir_strdup(m_szUrl.c_str());
		NETLIBHTTPREQUEST *response = (NETLIBHTTPREQUEST*)CallService(MS_NETLIB_HTTPTRANSACTION, (WPARAM)m_hNetlibUser, (LPARAM)this);
		mir_free(szUrl);szUrl = NULL;
		return response;
	}

private:
	std::string m_szUrl;
	HANDLE m_hNetlibUser;
};

class HttpGetRequest : public HttpRequest
{
public:
	HttpGetRequest(HANDLE hNetlibUser, LPCSTR url) : HttpRequest(hNetlibUser, REQUEST_GET, url) { }
};

class HttpPostRequest : public HttpRequest
{
public:
	HttpPostRequest(HANDLE hNetlibUser, LPCSTR url) : HttpRequest(hNetlibUser, REQUEST_POST, url) { }
};

class SecureHttpRequest : public HttpRequest
{
public:
	SecureHttpRequest(HANDLE hNetlibUser, int request, LPCSTR url)
		: HttpRequest(hNetlibUser, request, url)
	{
		flags = NLHRF_HTTP11 | NLHRF_SSL | NLHRF_NODUMPSEND | NLHRF_DUMPASTEXT;
	}
};

class SecureHttpGetRequest : public SecureHttpRequest
{
public:
	SecureHttpGetRequest(HANDLE hNetlibUser, LPCSTR url)
		: SecureHttpRequest(hNetlibUser, REQUEST_GET, url) { }
};

class SecureHttpPostRequest : public SecureHttpRequest
{
public:
	SecureHttpPostRequest(HANDLE hNetlibUser, LPCSTR url)
		: SecureHttpRequest(hNetlibUser, REQUEST_POST, url)
	{
		AddHeader("Content-Type", "application/x-www-form-urlencoded");
	}
};

#endif //_HTTP_REQUEST_H_