#include <Login/RemoteLogin.hpp>

#define EXPECTED_CLIENT_HEADER 0xDEADBEEF

namespace Login {
	bool RemoteLoginServer::Start(ByteArray &RawLoginHeader) {
		if(RawLoginHeader.empty())
			return false;

		// Epic direct casts :---DDDD
		m_Header = *reinterpret_cast<RemoteLoginHeader *>(&RawLoginHeader[0]);
		return true;
	}

	RemoteLoginResponse RemoteLoginServer::GetLoginResponse() {
		// The header seems to be wrong, tell the client to update.
		if(m_Header.m_ClientHeader != EXPECTED_CLIENT_HEADER)
			return RemoteLoginResponse::OUTDATED_CLIENT;

		// TODO: Check login, HWID, bans with websockets.

		// User failed to obtain HWID?
		if(!m_Header.m_HardwareId) {
			// TODO: Shadow ban the user.

			//return RemoteLoginResponse::INVALID_HARDWARE;
		}

		// Checksum validation.
		uint8_t Checksum = m_Header.m_IntegrityBit1
						 | m_Header.m_IntegrityBit2
						 | m_Header.m_IntegrityBit3;

		if(Checksum || Checksum != m_Header.m_IntegrityBit4) {
			// TODO: Shadow ban the user.
			return RemoteLoginResponse::INTEGRITY_FAILURE;
		}

		// Assume that they are authorised to use the cheat.
		return RemoteLoginResponse::ACCESS_SPECIAL_USER;
	}

	ByteArray RemoteLoginServer::GetResponse() {
		// The way the server handles data transmission is homosexual.
		// That is the only reason this autism is here.
		ByteArray Response;
		Response.push_back(GetLoginResponse());

		return Response;
	}
}