#include "connectionconfig.h"
#include <QCoreApplication>

namespace {

	struct {
		SslMode mode;
		const char* string;
	} SslModeStringTable[] = {
		{ SslMode::disable, "disable" },
		{ SslMode::allow, "allow" },
		{ SslMode::prefer, "prefer" },
		{ SslMode::require, "require" },
		{ SslMode::verify_ca, "verify-ca" },
		{ SslMode::verify_full, "verify-full" }
	};

	inline const char *valuePtr(const std::string &v)
	{
		return v.empty() ? nullptr : v.c_str();
	}

} // end unnamed namespace

std::string SslModeToString(SslMode sm)
{
	std::string result;
	for (auto e : SslModeStringTable) {
		if (e.mode == sm) {
			result = e.string;
		}
	}
	return result;
}

SslMode StringToSslMode(std::string s)
{
	SslMode result = SslMode::allow;
	for (auto e : SslModeStringTable) {
		if (e.string == s) {
			result = e.mode;
		}
	}
	return result;
}


std::vector<const char*> ConnectionConfig::s_keywords = {
	"host", "hostaddr", "port", "user", "password", "dbname",
	"sslmode", "sslcert", "sslkey", "sslrootcrt", "sslcrl",
	"client_encoding", "application_name", nullptr };


ConnectionConfig::ConnectionConfig()
	: m_applicationName(QCoreApplication::applicationName().toUtf8().data())
{}

void ConnectionConfig::setName(std::string desc)
{
	m_name = std::move(desc);
}

const std::string& ConnectionConfig::name() const
{
	return m_name;
}

void ConnectionConfig::setHost(std::string host)
{
	m_host = std::move(host);
}

const std::string& ConnectionConfig::host() const
{
	return m_host;
}

void ConnectionConfig::setHostAddr(std::string v)
{
	m_hostaddr = std::move(v);
}

const std::string& ConnectionConfig::hostAddr() const
{
	return m_hostaddr;
}

void ConnectionConfig::setPort(unsigned short port)
{
	m_port = std::to_string(port);
}

unsigned short ConnectionConfig::port() const
{
	return static_cast<unsigned short>(std::stoi(m_port));
}

void ConnectionConfig::setUser(std::string v)
{
	m_user = std::move(v);
}

const std::string& ConnectionConfig::user() const
{
	return m_user;
}

void ConnectionConfig::setPassword(std::string v)
{
	m_password = std::move(v);
}

const std::string& ConnectionConfig::password() const
{
	return m_password;
}

void ConnectionConfig::setDbname(std::string v)
{
	m_dbname = std::move(v);
}

const std::string& ConnectionConfig::dbname() const
{
	return m_dbname;
}

void ConnectionConfig::setSslMode(SslMode m)
{
	m_sslMode = SslModeToString(m);
}

SslMode ConnectionConfig::sslMode() const
{
	return StringToSslMode(m_sslMode);
}

void ConnectionConfig::setSslCert(std::string v)
{
	m_sslCert = std::move(v);
}

const std::string& ConnectionConfig::sslCert() const
{
	return m_sslCert;
}

void ConnectionConfig::setSslKey(std::string v)
{
	m_sslKey = std::move(v);
}

const std::string& ConnectionConfig::sslKey() const
{
	return m_sslKey;
}

void ConnectionConfig::setSslRootCert(std::string v)
{
	m_sslRootCert = std::move(v);
}

const std::string& ConnectionConfig::sslRootCert() const
{
	return m_sslRootCert;
}

void ConnectionConfig::setSslCrl(std::string v)
{
	m_sslCrl = std::move(v);
}

const std::string& ConnectionConfig::sslCrl() const
{
	return m_sslCrl;
}


const char * const * ConnectionConfig::getKeywords() const
{
	return s_keywords.data();
}

const char * const * ConnectionConfig::getValues() const
{
	m_values.resize(s_keywords.size(), nullptr);
	m_values[0] = valuePtr(m_host);
	m_values[1] = valuePtr(m_hostaddr);
	m_values[2] = valuePtr(m_port);
	m_values[3] = valuePtr(m_user);
	m_values[4] = valuePtr(m_password);
	m_values[5] = valuePtr(m_dbname);
	m_values[6] = valuePtr(m_sslMode);
	m_values[7] = valuePtr(m_sslCert);
	m_values[8] = valuePtr(m_sslKey);
	m_values[9] = valuePtr(m_sslRootCert);
	m_values[10] = valuePtr(m_sslCrl);
	m_values[11] = "utf8";
	m_values[12] = valuePtr(m_applicationName);

	return m_values.data();
}