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/*
 * ParamParser.cc
 *
 *  Created on: Oct 6, 2014
 *      Author: m.mazel
 */

#include "NodeCfg.hh"
#include "AMDA_exception.hh"
#include "ParamParser.hh"
#include "ParamTableNode.hh"
#include "StatusDefNode.hh"
#include "InfoLogger.hh"

using namespace AMDA::XMLConfigurator;

namespace AMDA {
namespace Info {

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parameter name node
 */
class ParamNameNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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		  pParamInfo->setName((const char*)pNode->children->content);
  }
};

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parameter short name node
 */
class ParamShortNameNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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		  pParamInfo->setShortName((const char*)pNode->children->content);
  }
};

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parameter components node
 */
class ParamComponentsNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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		  pParamInfo->setComponents((const char*)pNode->children->content);
  }
};

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parameter units node
 */
class ParamUnitsNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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		  pParamInfo->setUnits((const char*)pNode->children->content);
  }
};

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parameter coordinates system node
 */
class ParamCoordinatesSystemNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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		  pParamInfo->setCoordinatesSystem((const char*)pNode->children->content);
  }
};

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parameter tensor order node
 */
class ParamTensorOrderNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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		  pParamInfo->setTensorOrder(atoi((const char*)pNode->children->content));
  }
};

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parameter SI Conversion node
 */
class ParamSiConversionNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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		  pParamInfo->setSiConversion((const char*)pNode->children->content);
  }
};

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parameter fill value node
 */
class ParamFillValueNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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	  if (pNode->children && pNode->children->content && (pNode->children->content [0] != '\0')) {
		double fillVal = atof((const char*)pNode->children->content);
		pParamInfo->setFillValue(fillVal);
		pParamInfo->setOriginalFillValue(fillVal);
	  }
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  }
};

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parameter UCD node
 */
class ParamUcdNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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		  pParamInfo->setUcd((const char*)pNode->children->content);
  }
};

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parameter dataset id node
 */
class ParamDatasetIdNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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		  pParamInfo->setDatasetId((const char*)pNode->children->content);
  }
};

///////////////////////////////////////////////////////////////////////////////
/*
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 * @brief Parameter instrument id node
 */
class ParamInstrumentIdNode : public NodeCfg
{
public:
  void proceed(xmlNodePtr pNode,const AMDA::Parameters::CfgContext& pContext) {
	  ParamInfo* pParamInfo =  pContext.get<ParamInfo*>();
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		  pParamInfo->setInstrumentId((const char*)pNode->children->content);
  }
};


///////////////////////////////////////////////////////////////////////////////
/*
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 * @brief Info node of a parameter
 */
class ParamInfoNode : public NodeGrpCfg {
public:

	ParamInfoNode () : NodeGrpCfg() {
		getChildList()["name"] = NodeCfgSPtr(new ParamNameNode);
		getChildList()["short_name"] = NodeCfgSPtr(new ParamShortNameNode);
		getChildList()["components"] = NodeCfgSPtr(new ParamComponentsNode);
		getChildList()["units"] = NodeCfgSPtr(new ParamUnitsNode);
		getChildList()["coordinates_system"] = NodeCfgSPtr(new ParamCoordinatesSystemNode);
		getChildList()["tensor_order"] = NodeCfgSPtr(new ParamTensorOrderNode);
		getChildList()["si_conversion"] = NodeCfgSPtr(new ParamSiConversionNode);
		getChildList()["table"]=NodeCfgSPtr(new ParamTableNode());
		getChildList()["fill_value"] = NodeCfgSPtr(new ParamFillValueNode);
		getChildList()["ucd"] = NodeCfgSPtr(new ParamUcdNode);
		getChildList()["status_def"] = NodeCfgSPtr(new StatusDefNode);
		getChildList()["dataset_id"] = NodeCfgSPtr(new ParamDatasetIdNode);
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		getChildList()["instrument_id"] = NodeCfgSPtr(new ParamInstrumentIdNode);
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	}

	void proceed(xmlNodePtr pNode, const AMDA::Parameters::CfgContext& pContext) {
		LOG4CXX_INFO(gLogger, "ParamInfoNode::proceed");

		// Proceed nodes
		NodeGrpCfg::proceed(pNode, pContext);
	}
};

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Constructor of the info parser of a parameter
 */
ParamParser::ParamParser (const char* pXSDFile) : XMLConfigurator(pXSDFile,true)
{
	// read ParamInfo node
	NodeGrpCfg* lRequestNode = new NodeGrpCfg();
	getXmlConfiguratorMap()["param"] = RootNodeCfgSPtr(lRequestNode);
	lRequestNode->getChildList()["info"] = NodeCfgSPtr(new ParamInfoNode);
}

///////////////////////////////////////////////////////////////////////////////
/*
 * @brief Parse info
 */
boost::shared_ptr<ParamInfo> ParamParser::parse (const std::string& paramId,
		const std::string& paramFile) {
	LOG4CXX_INFO(gLogger, "ParamParser::parse parsing " << paramFile);

	AMDA::Parameters::CfgContext ctx;
	boost::shared_ptr<ParamInfo> paramInfo (new ParamInfo);
	paramInfo->setId(paramId);
	ctx.push<ParamInfo *>(paramInfo.get());

	// Check schema validity and parse xml file
	try {
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		XMLConfigurator::proceed(paramFile.c_str(), ctx, true);
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	}
	catch (...) {
		LOG4CXX_INFO(gLogger, "ParamParser::parse error while parsing file " << paramFile);
		// Return a null ptr to ParamInfo
		return ParamInfoSPtr();
	}
	return paramInfo;
}

} /* namespace Info */
} /* namespace AMDA */